News Ticker

Journals

Feed URL: http://scitation.aip.org/rss/content/aip/journal/bmf/latestarticles;jsessionid=yyo-BEUDJBdL51oaPJlfJ3z6.x-aip-live-06?fmt=rss not valid and removed from fetch.

 


no spine minimum. full size. Editor: Nella JEM: Esther RTP: Erin DaltonAnalytical ChemistryJournal_Biomaterials BiomaterialsJournal_BMD Biomedical MicrodevicesJournal_BMF Biomicrofluidics176 spine minimum. full size. Editor: Lingling JEM: Leslie RTP: Michael Reid JACS
Journal_Cytometry_bCytometry AJournal_Microsystem Microsystem TechnologiesJournal_MNMicro-Nanosystems Journal_MNFMicro/Nanofluidics Journal_Sensor_ASensors and Actuators A
Journal_Sensors_BSensors and Actuators BJournal_LabChip Lab ChipJournal_JMM JMMmicromachinesMicromachine MicroNano

RSC - Lab Chip latest articles RSC - Lab Chip latest articles

  • A Highly-Occupied, Single-Cell Trapping Microarray for Determination of Cell Membrane Permeability
    by Lindong Weng on October 17, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00883J, PaperLindong Weng, Felix Ellett, Jon Edd, Keith Wong, Korkut Uygun, Daniel Irimia, Shannon L. Stott, Mehmet TonerSemi- and selective permeability is a fundamentally important characteristic of the cell membrane. Membrane permeability can be determined by monitoring the volumetric change of cells following exposure to a non-isotonic...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Automated Microfluidic Platform for Systematic Studies of Colloidal Perovskite Nanocrystals: Towards Continuous Nano-Manufacturing
    by Robert W Epps on October 17, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00884H, PaperRobert W Epps, Kobi C Felton, Connor W Coley, Milad AbolhasaniColloidal organic/inorganic metal-halide perovskite nanocrystals have recently emerged as a potential low-cost replacement for the semiconductor materials in commercial photovoltaics and light emitting diodes. However, unlike III-V and IV-VI semiconductor...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Probing Blood Cell Mechanics of Hematologic Processes at the Single Micron Level
    by Jordan Caryn Ciciliano on October 16, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00720E, PaperJordan Caryn Ciciliano, Reza Abbaspour, Julia Woodall, Caroline Maggie Wu, Muhannad S Bakir, Wilbur Aaron LamBlood cells circulate in a dynamic fluidic environment, and during hematologic processes such as hemostasis, thrombosis, and inflammation, blood cells interact biophysically with a myriad of vascular matrices-blood clots and...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Micro Free Flow Electrophoresis
    by Alexander C. Johnson on October 16, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC01105A, Critical ReviewAlexander C. Johnson, Michael BowserMicro free-flow electrophoresis ([small mu ]FFE) is a continuous separation technique in which analytes are streamed through a perpendicularly applied electric field in a planar separation channel. Analyte streams are deflected laterally...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Enrichment of magnetic particles using temperature and magnetic field gradients induced by benchtop fabricated micro-electromagnets
    by Amin Hosseini on October 16, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00825B, PaperAmin Hosseini, David N. Philpott, Leyla SoleymaniThe active transport of analytes inside biosensing systems is important for reducing the response time and enhancing the limit-of-detection of these systems. Due to the ease of functionalization with bio-recognition...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Determination of Pore-Scale Hydrate Phase Equilibria in Sediments Using Lab-on-a-Chip Technology
    by Stian Almenningen on October 15, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00719A, PaperStian Almenningen, Josef Flatlandsmo, A. R. Kovscek, Geir Ersland, Martin Anders FernoWe present an experimental protocol for fast determination of hydrate stability in porous media for a range of pressure and temperature (P,T) conditions. Using a lab-on-a-chip approach, we gain direct...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A Simple Culture System for Long-Term Imaging of Individual C. elegans
    by Will Emmett Pittman on October 15, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00916J, PaperWill Emmett Pittman, Drew B Sinha, William B Zhang, Holly E Kinser, Zachary PincusWe have miniaturized standard culture techniques to rear arrays of isolated, individual C. elegans throughout their lives on solid gel media. The resulting apparatus is compatible with brightfield and fluorescent...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A microfluidic microinjector for toxicological and developmental studies in Drosophila embryos
    by Reza Ghaemi on October 15, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00537G, PaperReza Ghaemi, Pouya Arefi, Ana Stosic, Meryl Acker, Qanber Raza, Roger Jacobs, Ponnambalam Ravi SelvaganapathyMicroinjection is an established and reliable method to deliver biological reagents such as transgenic constructs and drugs, to specific locations inside organisms such as the Drosophila embryo and C. elegans...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Confined methane-water interfacial layers and thickness measurements using in situ Raman spectroscopy
    by Bruno Pinho on October 11, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00660H, PaperBruno Pinho, Yukun Liu, Benjamin Rizkin, Ryan L HartmanGas-liquid interfaces broadly impact our planet, yet confined interfaces behave differently than unconfined ones. We report the role of tangential fluid motion at confined methane-water interfaces. The interfaces are created...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Fully chip-embedded automation of a multi-step lab-on-a-chip process using a modularized timer circuit
    by Junsu Kang on October 11, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00704C, PaperJunsu Kang, Donghyeon Lee, Young Jin Heo, Wan Kyun ChungFor highly-integrated microfluidic systems, an actuation system is necessary to control flow, and the bulk of actuation devices including pumps or valves has impeded broad application of integrated microfluidic systems....The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A Microfluidic Device for Partial Immobilization, Chemical Exposure, and Behavioural Screening of Zebrafish Larvae
    by Asal Nady on October 11, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00786H, PaperAsal Nady, Amir Reza Peimani, Georg Zoidl, Pouya RezaiZebrafish larva is an important vertebrate model for sensory-motor integration studies, genetic screening, and drug discovery because of its excellent characteristics such as optical transparency, genetic manipulability, and genetic similarity...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic diafiltration-on-chip using an integrated magnetic peristaltic micropump
    by Jessica F. Liu on October 11, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00954B, PaperJessica F. Liu, Sagar Yadavali, Andrew Tsourkas, David IssadoreA novel magnetically-driven peristaltic pump can be used to drive cyclic on-chip flow for small volume (50 [small mu ]L) diafiltration.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Isotachophoresis applied to biomolecular reactions
    by C. Eid on October 10, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00852J, Critical ReviewC. Eid, J. G. SantiagoThis review discusses research developments and applications of isotachophoresis (ITP) to the initiation, control, and acceleration of chemical reactions, emphasizing reactions involving biomolecular reactants such as nucleic acids, proteins, and live cells.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A microfluidic design to provide stable and uniform in-vitro microenvironment for cell culture inspired by the redundancy characteristic of leaf areole
    by Jingmin Li on October 10, 2017 at 11:00 pm

    Lab Chip, 2017, Accepted ManuscriptDOI: 10.1039/C7LC00343A, PaperJingmin Li, Juan Wei, Yuanchang Liu, Bo Liu, Tao Liu, Yang Jiang, Laiqian Ding, Chong LiuThe leaf venation is considered to be an optimal transportation system with the mesophyll cells being divided by minor veins into small regions named areoles. The transpiration of water in...The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Inkjet-printed barcodes for a rapid and multiplexed paper-based assay compatible with mobile devices
    by Mingzhu Yang on October 8, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00780A, PaperMingzhu Yang, Wei Zhang, Wenshu Zheng, Fengjing Cao, Xingyu JiangVarious signal generation models, such as the generation of colorimetric, fluorescent, chemiluminescent, electrochemical, and electroluminescent signals, provide a possibility of qualitative and quantitative analyses based on PADs.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Customised spatiotemporal temperature gradients created by a liquid metal enabled vortex generator
    by Jiu Yang Zhu on October 8, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00898H, PaperJiu Yang Zhu, Peter Thurgood, Ngan Nguyen, Kamran Ghorbani, Khashayar KhoshmaneshThe continuous electrowetting effect is utilised for producing highly reconfigurable vortices, enabling us to generate customised temperature gradients in repeated cycles.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A tuneable microfluidic system for long duration chemotaxis experiments in a 3D collagen matrix
    by Koceila Aizel on October 5, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00649G, PaperKoceila Aizel, Andrew G. Clark, Anthony Simon, Sara Geraldo, Anette Funfak, Pablo Vargas, Jerome Bibette, Danijela Matic Vignjevic, Nicolas BremondA microfluidic device to expose cells in 3D matrices to tuneable and stable chemokine gradients.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic magnetic bead conveyor belt
    by Stijn van Pelt on October 5, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00718C, Paper Open Access &nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Stijn van Pelt, Arjan Frijns, Jaap den ToonderMagnetic beads can be manipulated in a microfluidic channel using on-chip soft-magnetic structures and an external rotating field.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Enhanced surface acoustic wave cell sorting by 3D microfluidic-chip design
    by W. L. Ung on October 2, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00715A, Paper Open Access &nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.W. L. Ung, K. Mutafopulos, P. Spink, R. W. Rambach, T. Franke, D. A. WeitzWe demonstrate an acoustic wave driven microfluidic cell sorter that combines advantages of multilayer device fabrication with planar surface acoustic wave excitation.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • On-chip polyelectrolyte coating onto magnetic droplets - towards continuous flow assembly of drug delivery capsules
    by Ali Q. Alorabi on October 1, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00918F, PaperAli Q. Alorabi, Mark D. Tarn, Jenifer Gomez-Pastora, Eugenio Bringas, Inmaculada Ortiz, Vesselin N. Paunov, Nicole PammeA chip design inspired by the "Snakes-and-Ladders" boardgame was used to deposit a bilayer of polyelectrolytes onto magnetic droplets within 30 seconds.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Differential detection photothermal spectroscopy: towards ultra-fast and sensitive label-free detection in picoliter & femtoliter droplets
    by Richard M. Maceiczyk on October 1, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00946A, PaperRichard M. Maceiczyk, David Hess, Flora W. Y. Chiu, Stavros Stavrakis, Andrew J. deMelloDifferential detection photothermal spectroscopy enables ultra-fast and sensitive absorbance quantification in microfluidic droplets.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Controlled droplet discretization and manipulation using membrane displacement traps
    by S. Padmanabhan on October 1, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00910K, PaperS. Padmanabhan, T. Misteli, D. L. DeVoeActive trap arrays allow on-demand droplet formation, ejection, metering, capture, and merging using a simple membrane-actuated design.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Single cell sequencing: An engineer and business person's perspective on how we got here
    by Mark Gilligan on October 1, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3349-3350DOI: 10.1039/C7LC90095C, EditorialMark GilliganMicrofluidics entrepreneur Mark Gilligan provides a perspective on the development of single-cell sequencing technologies.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Self-sustainable, high-power-density bio-solar cells for lab-on-a-chip applications
    by Lin Liu on October 1, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00941K, PaperLin Liu, Seokheun ChoiA microscale microfluidic biological solar cell can attain high electrical power and long-term operational capability, which will provide a practical and sustainable power supply for lab-on-a-chip applications.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Cardiac microphysiological devices with flexible thin-film sensors for higher-throughput drug screening
    by Johan U. Lind on September 27, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00740J, PaperJohan U. Lind, Moran Yadid, Ian Perkins, Blakely B. O'Connor, Feyisayo Eweje, Christophe O. Chantre, Matthew A. Hemphill, Hongyan Yuan, Patrick H. Campbell, Joost J. Vlassak, Kevin K. ParkerContractility and rate of human stem cell heart tissues.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Enabling electrical biomolecular detection in high ionic concentrations and enhancement of the detection limit thereof by coupling a nanofluidic crystal with reconfigurable ion concentration polarization
    by Wei Ouyang on September 27, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00722A, PaperWei Ouyang, Jongyoon Han, Wei WangElectrical biosensing in high ionic concentrations is enabled by the depletion effect of ion concentration polarization and further enhanced by its enrichment effect.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Experimental verification of simultaneous desalting and molecular preconcentration by ion concentration polarization
    by Wonseok Kim on September 27, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00857K, PaperWonseok Kim, Sungmin Park, Kihong Kim, Sung Jae KimThis study enables the perfect recovery of target analyte and the removal of unnecessary salts simultaneously, which would be a key operational strategy of various refinery/purification applications.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Streamline-based purification of bacterial samples from liquefied sputum utilizing microfluidics
    by Tian Wu on September 26, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00771J, PaperTian Wu, Changjun Shao, Lingjun Li, Shujing Wang, Qi Ouyang, Yu Kang, Chunxiong LuoThe separation or purification of bacterial samples from a mixed cell suspension is critical in a variety of biomedical applications, such as sputum diagnostics and cell biology studies.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Spiral microchannel with ordered micro-obstacles for continuous and highly-efficient particle separation
    by Shaofei Shen on September 26, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00691H, PaperShaofei Shen, Chang Tian, Tianbao Li, Juan Xu, Shu-Wei Chen, Qin Tu, Mao-Sen Yuan, Wenming Liu, Jinyi WangWe present a microfluidic system containing a spiral channel interspersed with micro-obstacles, which allows secondary flow acceleration for enhancing particle separation.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A combined experimental and theoretical approach towards mechanophenotyping of biological cells using a constricted microchannel
    by A. Raj on September 26, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00599G, PaperA. Raj, M. Dixit, M. Doble, A. K. SenWe report a combined experimental and theoretical technique that enables the characterization of various mechanical properties of biological cells by flowing the cells through a constricted microchannel.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Thiol-ene-epoxy thermoset for low-temperature bonding to biofunctionalized microarray surfaces
    by Xiamo C. Zhou on September 25, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00652G, PaperXiamo C. Zhou, Ronald Sjoberg, Amaury Druet, Jochen M. Schwenk, Wouter van der Wijngaart, Tommy Haraldsson, Carl Fredrik CarlborgWe demonstrate a novel dual-cure polymer featuring long shelf life with direct room-temperature bonding, and its application in protein microarrays.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Countercurrent liquid-liquid extraction on paper
    by Gert IJ. Salentijn on September 21, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3401-3404DOI: 10.1039/C7LC00770A, CommunicationGert IJ. Salentijn, Maciej Grajewski, Elisabeth VerpoorteWe demonstrate the realization of two-phase countercurrent flow on paper and its use in a proof-of-concept liquid-liquid extraction.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • An elastomeric micropillar platform for the study of protrusive forces in hyphal invasion
    by Ayelen Tayagui on September 21, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00725F, PaperAyelen Tayagui, Yiling Sun, David A. Collings, Ashley Garrill, Volker NockWe introduce a platform capable of quantifying magnitude and direction of protrusive forces exerted by individual tips of hyphal microorganisms using elastomeric micropillars.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Toward breath analysis on a chip for disease diagnosis using semiconductor-based chemiresistors: recent progress and future perspectives
    by Ji-Wook Yoon on September 21, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00810D, Critical ReviewJi-Wook Yoon, Jong-Heun LeeSemiconductor gas sensors using metal oxides, carbon nanotubes, graphene-based materials, and metal chalcogenides have been reviewed from the viewpoint of the sensitive, selective, and reliable detection of exhaled biomarker gases, and perspectives/strategies to realize breath analysis on a chip for disease diagnosis are discussed and suggested.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Deterministic droplet-based co-encapsulation and pairing of microparticles via active sorting and downstream merging
    by Meng Ting Chung on September 21, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00745K, PaperMeng Ting Chung, Daniel Nunez, Dawen Cai, Katsuo KurabayashiA microfluidic platform integrates droplet sorting and merging functions for efficient and deterministic pairing of two distinct particles inside droplets.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Cell migration in microengineered tumor environments
    by Eujin Um on September 20, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00555E, Tutorial ReviewEujin Um, Jung Min Oh, Steve Granick, Yoon-Kyoung ChoRecent advances in microengineered cell migration platforms are discussed critically with focus on how cell migration is influenced by engineered tumor microenvironments, the medical relevance being to understand how tumor microenvironments may promote or suppress the progression of cancer.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Deformability-based microfluidic separation of pancreatic islets from exocrine acinar tissue for transplant applications
    by Walter B. Varhue on September 20, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00890B, PaperWalter B. Varhue, Linda Langman, Molly Kelly-Goss, Morgan Lataillade, Kenneth L. Brayman, Shayn Peirce-Cottler, Nathan S. SwamiTangential flows for selective deformation of acinar tissue and periodic switching of hydrodynamic resistance enables high-throughput islet enrichment in transplant samples.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Open channel deterministic lateral displacement for particle and cell sorting
    by Trung S. H. Tran on September 18, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00707H, Paper Open Access &nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Trung S. H. Tran, Bao D. Ho, Jason P. Beech, Jonas O. TegenfeldtEasy to run, clean and reuse open-channel capillary DLD devices for separations based on size and morphology.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A fast, reconfigurable flow switch for paper microfluidics based on selective wetting of folded paper actuator strips
    by Taejoon Kong on September 18, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00620A, PaperTaejoon Kong, Shawn Flanigan, Matthew Weinstein, Upender Kalwa, Christopher Legner, Santosh PandeyIn paper microfluidics, the development of smart and versatile switches is critical for the regulation of fluid flow across multiple channels.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A microfluidic trap array for longitudinal monitoring and multi-modal phenotypic analysis of individual stem cell aggregates
    by E. L. Jackson-Holmes on September 18, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00763A, PaperE. L. Jackson-Holmes, T. C. McDevitt, H. LuWe present a microfluidic platform for culture, longitudinal tracking, and imaging-based analysis of individual stem cell aggregates.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Modeling angiogenesis with micro- and nanotechnology
    by Li-Jiun Chen on September 14, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00774D, Critical ReviewLi-Jiun Chen, Hirokazu KajiApplication of micro- and nano-technology in pathological angiogenesis and revascularization strategies towards better clinical outcomes.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic isolation of platelet-covered circulating tumor cells
    by Xiaocheng Jiang on September 14, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3498-3503DOI: 10.1039/C7LC00654C, PaperXiaocheng Jiang, Keith H. K. Wong, Aimal H. Khankhel, Mahnaz Zeinali, Eduardo Reategui, Matthew J. Phillips, Xi Luo, Nicola Aceto, Fabio Fachin, Anh N. Hoang, Wooseok Kim, Annie E. Jensen, Lecia V. Sequist, Shyamala Maheswaran, Daniel A. Haber, Shannon L. Stott, Mehmet TonerA new CTC isolation approach uncovers special populations of platelet-coated CTCs and CTC-leukocyte clusters in cancer patients.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic production of nanoscale perfluorocarbon droplets as liquid contrast agents for ultrasound imaging
    by Xiaonan Xu on September 13, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3504-3513DOI: 10.1039/C7LC00056A, PaperXiaonan Xu, Ruyuan Song, Minghao He, Chuan Peng, Miao Yu, Youmin Hou, Huihe Qiu, Ruhai Zou, Shuhuai YaoMonodisperse liquid perfluorocarbon nanodroplets are produced in a stable tip-streaming microfluidic flow, and show excellent contrast enhancement for ultrasound imaging.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • The power of solid supports in multiphase and droplet-based microfluidics: towards clinical applications
    by M. Serra on September 12, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00582B, Critical ReviewM. Serra, D. Ferraro, I. Pereiro, J.-L. Viovy, S. DescroixThis review focuses on devices developed for the manipulation of functionalized particles as solid-support in multiphase and droplet microfluidic systems, and on their clinical applications.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Magnetic Janus particles synthesized using droplet micro-magnetofluidic techniques for protein detection
    by V. B. Varma on September 12, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3514-3525DOI: 10.1039/C7LC00830A, PaperV. B. Varma, R. G. Wu, Z. P. Wang, R. V. RamanujanMagnetic droplets on a microfluidic platform can act as micro-robots, providing wireless, remote, and programmable control useful for droplet merging, mixing and synthesis of Janus structures.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic step-emulsification in axisymmetric geometry
    by I. Chakraborty on September 11, 2017 at 11:00 pm

    Lab Chip, 2017, Advance ArticleDOI: 10.1039/C7LC00755H, PaperI. Chakraborty, J. Ricouvier, P. Yazhgur, P. Tabeling, A. M. LeshanskyWe present the combined numerical and experimental study of the axisymmetric co-flow step-emulsifier that closely mimics the planar microfluidic device.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Acoustic tweezing of particles using decaying opposing travelling surface acoustic waves (DOTSAW)
    by Jia Wei Ng on September 11, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3489-3497DOI: 10.1039/C7LC00862G, PaperJia Wei Ng, Citsabehsan Devendran, Adrian NeildSurface acoustic waves offer a versatile and biocompatible method of manipulating the location of suspended particles or cells within microfluidic systems.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • "Open-top" microfluidic device for in vitro three-dimensional capillary beds
    by Soojung Oh on September 7, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3405-3414DOI: 10.1039/C7LC00646B, CommunicationSoojung Oh, Hyunryul Ryu, Dongha Tahk, Jihoon Ko, Yoojin Chung, Hae Kwang Lee, Tae Ryong Lee, Noo Li JeonWe introduce a novel microfluidic device to co-culture a blood vessel network and cell tissues in an in vivo-like niche.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Stereolithographic printing of ionically-crosslinked alginate hydrogels for degradable biomaterials and microfluidics
    by Thomas M. Valentin on September 4, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3474-3488DOI: 10.1039/C7LC00694B, PaperThomas M. Valentin, Susan E. Leggett, Po-Yen Chen, Jaskiranjeet K. Sodhi, Lauren H. Stephens, Hayley D. McClintock, Jea Yun Sim, Ian Y. WongLight-based 3D printing of alginate hydrogels using ionic crosslinking enables reversible patterning with controlled degradation.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Detection of membrane-bound and soluble antigens by magnetic levitation
    by Mikkel Schou Andersen on September 4, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3462-3473DOI: 10.1039/C7LC00402H, PaperMikkel Schou Andersen, Emily Howard, Shulin Lu, Matthew Richard, Mark Gregory, Gordon Ogembo, Ofer Mazor, Pavel Gorelik, Nathan I. Shapiro, Anish V. Sharda, Ionita GhiranMagnetic levitation is a technique for measuring the density and the magnetic properties of objects suspended in a paramagnetic field.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Skeletal muscle-on-a-chip: an in vitro model to evaluate tissue formation and injury
    by Gaurav Agrawal on September 4, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3447-3461DOI: 10.1039/C7LC00512A, PaperGaurav Agrawal, Aereas Aung, Shyni VargheseWe introduce a microfluidic platform in which we culture three-dimensional skeletal muscle tissues, while evaluating tissue formation and toxin-induced muscle injury.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Image-based feedback and analysis system for digital microfluidics
    by Philippe Q. N. Vo on September 4, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3437-3446DOI: 10.1039/C7LC00826K, PaperPhilippe Q. N. Vo, Mathieu C. Husser, Fatemeh Ahmadi, Hugo Sinha, Steve C. C. ShihA new feedback and biological analysis system for digital microfluidics that uses an imaging based setup.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Configurable microfluidic platform for investigating therapeutic delivery from biomedical device coatings
    by Zidong Li on August 28, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3331-3337DOI: 10.1039/C7LC00851A, PaperZidong Li, Erkin SekerThis paper reports a microfluidic platform that can be configured in two physiologically-relevant modes for investigating therapeutic delivery from biomedical device coatings.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • On-skin liquid metal inertial sensor
    by Matija Varga on August 23, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3272-3278DOI: 10.1039/C7LC00735C, PaperMatija Varga, Collin Ladd, Siyuan Ma, Jim Holbery, Gerhard TrosterDesign and characterization of a novel soft and stretchable inertial sensor based on a eutectic gallium-indium droplet and silicone elastomer.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Anisotropic permeability in deterministic lateral displacement arrays
    by Rohan Vernekar on August 23, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3318-3330DOI: 10.1039/C7LC00785J, Paper Open Access &nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Rohan Vernekar, Timm Kruger, Kevin Loutherback, Keith Morton, David W. InglisInherent array anisotropy causes unintended particle trajectories in a large class of deterministic lateral displacement microfluidic separation devices.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic bead trap as a visual bar for quantitative detection of oligonucleotides
    by Zichen Zhao on August 22, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3240-3245DOI: 10.1039/C7LC00836H, CommunicationZichen Zhao, Yuanye Bao, Lok Ting Chu, John Kin Lim Ho, Ching-Chang Chieng, Ting-Hsuan ChenWe demonstrate a microfluidic bead trap capable of forming a dipstick-type bar visible to the naked eye for simple and quantitative detection of oligonucleotides.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Reproducible fiber optofluidic laser for disposable and array applications
    by Chaoyang Gong on August 22, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3431-3436DOI: 10.1039/C7LC00708F, PaperChaoyang Gong, Yuan Gong, Qiushu Chen, Yun-Jiang Rao, Gang-Ding Peng, Xudong FanThis paper describes a low-cost fiber optofluidic laser for disposable and array applications using a microstructured optical fiber.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • An advanced selective liquid-metal plating technique for stretchable biosensor applications
    by Guangyong Li on August 21, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3415-3421DOI: 10.1039/C7LC00768J, PaperGuangyong Li, Dong-Weon LeeThis paper presents a novel stretchable pulse sensor fabricated by a selective liquid-metal plating process (SLMP), which can conveniently attach to the human skin and monitor the patient's heartbeat.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic generation of aqueous two-phase-system (ATPS) droplets by oil-droplet choppers
    by Chunmei Zhou on August 21, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3310-3317DOI: 10.1039/C7LC00696A, PaperChunmei Zhou, Pingan Zhu, Ye Tian, Xin Tang, Rui Shi, Liqiu WangWe propose a microfluidic "oil-chopper" method to produce highly uniform ATPS droplets with well-controlled size and generation frequency.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic device for rapid digestion of tissues into cellular suspensions
    by Xiaolong Qiu on August 16, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3300-3309DOI: 10.1039/C7LC00575J, PaperXiaolong Qiu, Trisha M. Westerhof, Amrith A. Karunaratne, Erik M. Werner, Pedram P. Pourfard, Edward L. Nelson, Elliot E. Hui, Jered B. HaunHarvesting viable single cells from tissue samples remains a major challenge. Here, we present a microfluidic device that leverages fluid flows to hydrodynamically mince tissue specimens and improve overall digestion efficiency.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Enabling miniaturised personalised diagnostics: from lab-on-a-chip to lab-in-a-drop
    by Kevin M. Koo on August 15, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3200-3220DOI: 10.1039/C7LC00587C, Critical ReviewKevin M. Koo, Eugene J. H. Wee, Yuling Wang, Matt Trau"Lab-in-a-drop": a miniaturised fabrication-free diagnostics platform by which traditional bioassays are downsized into a droplet and programmed for convenient detection.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A microfluidic platform for the high-throughput study of pathological cardiac hypertrophy
    by Hesam Parsa on August 15, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3264-3271DOI: 10.1039/C7LC00415J, PaperHesam Parsa, Bryan Z. Wang, Gordana Vunjak-NovakovicCurrent in vitro models fall short in deciphering the mechanisms of cardiac hypertrophy induced by volume overload.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Trapping and patterning of large particles and cells in a 1D ultrasonic standing wave
    by Ruhollah Habibi on August 13, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3279-3290DOI: 10.1039/C7LC00640C, PaperRuhollah Habibi, Citsabehsan Devendran, Adrian NeildAcoustic forces can be used to pattern single particles; here, the required relationship between wavelength and particle radius is explored.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Chip-scale alignment of long DNA nanofibers on a patterned self-assembled monolayer
    by J. Xia on August 10, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3234-3239DOI: 10.1039/C7LC00676D, CommunicationJ. Xia, M. SuCentimeter-long genomic DNA nanofibers produced by the interplay between surface tension and electrostatic force of micro-patterns.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Point-of-care diagnostics to improve maternal and neonatal health in low-resource settings
    by Catherine E. Majors on August 9, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3351-3387DOI: 10.1039/C7LC00374A, Critical ReviewCatherine E. Majors, Chelsey A. Smith, Mary E. Natoli, Kathryn A. Kundrod, Rebecca Richards-KortumWe present diagnostic technologies available to detect the leading causes of maternal and neonatal mortality, highlighting key gaps in development.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • A switchable 3D liquid-liquid biconvex lens with enhanced resolution using Dean flow
    by L. Liang on August 9, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3258-3263DOI: 10.1039/C7LC00598A, PaperL. Liang, X. Q. Zhu, H. L. Liu, Y. Shi, Y. YangA switchable 3D liquid-liquid biconvex lens with enhanced resolution using Dean flow.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Magnetic particles assisted capture and release of rare circulating tumor cells using wavy-herringbone structured microfluidic devices
    by Wentao Shi on August 9, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3291-3299DOI: 10.1039/C7LC00333A, PaperWentao Shi, Shunqiang Wang, Ahmad Maarouf, Christopher G. Uhl, Ran He, Doruk Yunus, Yaling LiuWavy-herringbone structured microfluidic devices promote capture and collection of rare tumor cells assisted by magnetic particles.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Droplet microfluidics for synthetic biology
    by Philip C. Gach on August 9, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3388-3400DOI: 10.1039/C7LC00576H, Critical ReviewPhilip C. Gach, Kosuke Iwai, Peter W. Kim, Nathan J. Hillson, Anup K. SinghReview of current droplet microfluidics systems as they apply to the field of synthetic biology and genetic engineering.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Microfluidic modeling of the biophysical microenvironment in tumor cell invasion
    by Yu Ling Huang on August 2, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3221-3233DOI: 10.1039/C7LC00623C, PerspectiveYu Ling Huang, Jeffrey E. Segall, Mingming WuMicrofluidic model for the physical tumor microenvironment: intramural and interstitial flows and extracellular matrices (ECMs).The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Droplet trapping and fast acoustic release in a multi-height device with steady-state flow
    by Richard W. Rambach on August 1, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3422-3430DOI: 10.1039/C7LC00378A, PaperRichard W. Rambach, Kevin Linder, Michael Heymann, Thomas FrankeNovel multilayer PDMS device for selective storage and release of single emulsion droplets via surface acoustic waves at constant flow with a high drop rate.The content of this RSS Feed (c) The Royal Society of Chemistry […]

  • Multimode smartphone biosensing: the transmission, reflection, and intensity spectral (TRI)-analyzer
    by Kenneth D. Long on July 23, 2017 at 11:00 pm

    Lab Chip, 2017, 17,3246-3257DOI: 10.1039/C7LC00633K, PaperKenneth D. Long, Elizabeth V. Woodburn, Huy M. Le, Utsav K. Shah, Steven S. Lumetta, Brian T. CunninghamThis low-cost, smartphone-based spectral TRI-analyzer system performs three classes of optical biosensing techniques and is compared with two commercially-available assays.The content of this RSS Feed (c) The Royal Society of Chemistry […]

Analytical Chemistry: Latest Articles (ACS Publications) latest articles published in Analytical Chemistry

    • Development of a modified electrode by using a nanocomposite containing acid-activated multi-walled carbon nanotube and fumed silica for the voltammetric determination of clopyralid
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Ali Özcan, Mustafa GürbüzThis is the first study in the literature, which presents the voltammetric determination of herbicide clopyralid (CLD). A novel modified glassy carbon electrode was developed by using the nanocomposite containing acid-activated multi-walled carbon nanotube (A-MWCNT) and fumed silica (FS). The effective surface area of the electrode (8 times) and the reduction peak current values of CLP (369 times) increased in the presence of A-MWCNT-FS […]

    • Distinctive fluoride fluorescent probes with ratiometric characteristics combinate desilylation, hydrogen bond and ESIPT process: Spectral and mechanistic studies
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Shudi Liu, Liangwei Zhang, Panpan Zhou, Ying Yang, Wangsuo WuDeveloping methods for fluoride ions detection have drawn great attentions due to their vital roles in chemical, industrial and biological processes. In present work, we have constructed two novel fluorescent probes (HBT-Ratio-F1 and HBT-Ratio-F2) for detecting fluoride. Notably, probe HBT-Ratio-F1 displayed distinctive binate ratiometric characteristics in recognizing fluoride, which is very rare in current probes. […]

    • Highly sensitive and selective detection of ethanol vapor using flame-spray-made CeOx-doped SnO2 nanoparticulate thick films
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): N. Kotchasak, A. Wisitsoraat, A. Tuantranont, S. Phanichphant, V. Yordsri, C. LiewhiranIn the present work, flame-spray-made CeOx-doped SnO2 nanoparticles with 0.1–1wt% Ce contents were systematically studied for ethanol detection. Structural characterizations by electron microscopy, Nitrogen adsorption and X-ray analysis indicated that SnO2 nanoparticles were highly crystalline with tetragonal structure and CeOx crystallites with mixed Ce3+ and Ce4+ oxidation states […]

    • Tenfold enhancement of fluorescence quantum yield of water soluble silver nanoclusters for nano-molar level glucose sensing and precise determination of blood glucose level
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Shagufta Naaz, Soumabrota Poddar, Shyama Prasad Bayen, Maloy Kr. Mondal, Debiprasad Roy, Sudip Kr. Mondal, Pranesh Chowdhury, Samar Kr. SahaSpecially designed water soluble fluorescent silver nanoclusters anchored with 3-aminophenyl boronic acid (AgNCs-a-APBA) have been synthesized sonochemically in environmentally benign water medium. The new material (AgNCs-a-APBA) shows tenfold enhancement of fluorescence intensity compared to AgNCs. Fluorescence quenching experiments […]

    • Thiol-triggered disaggregation-induced emission controlled by competitive coordination for acetylcholinesterase monitoring and inhibitor screening
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Jing Xu, Fengqi Zhou, Luxi Chen, Guilin Chen, Saifei Pan, Zhaosheng Qian, Hui FengAcetylcholinesterase (AChE) is an important biomarker of many neurotransmitter-associated diseases and can be used to screen potential drugs and diagnose poisoning by chemical warfare agents and pesticides, and thus the accurate detection of AChE is of great practical significance. In this work, thiol-triggered disaggregation-induced emission through competitive interaction among […]

    • Aptamer-based electrochemical biosensor for highly sensitive and selective malaria detection with adjustable dynamic response range and reusability
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Gabriela Figueroa-Miranda, Lingyan Feng, Simon Chi-Chin Shiu, Roderick Marshall Dirkzwager, Yee-Wai Cheung, Julian Alexander Tanner, Michael Josef Schöning, Andreas Offenhäusser, Dirk MayerMalaria infection remains a significant risk for much of the population of tropical and subtropical areas, particularly in developing countries. Therefore, it is of high importance to develop sensitive, accurate and inexpensive malaria diagnosis tests. Here, we present a […]

    • Fully contactless system for crayfish heartbeat monitoring: Undisturbed crayfish as bio-indicator
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Petr Císař, Mohammadmehdi Saberioon, Pavel Kozák, Aliaksandr PautsinaThe crayfish is widely accepted as very sensitive and fast bio-indicator of changes in water quality. Studies based on heart beat analysis demonstrated the potential of using crayfish as a detector of pollutants consequently several computer-aided systems were developed to use this mechanism. The main complication with applying such a system is the necessity of using metal wires or optical […]

    • A highly selective, sensitive and reusable BODIPY based ‘OFF/ON' fluorescence chemosensor for the detection of Hg2+ Ions
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Apurba Maity, Amit Sil, Subhra Nad, Sanjib K. PatraA BODIPY (borondipyrromethane) based fluorescence probe anchored with N,N-bis(2-(pyridin-2-ylmethoxy)ethyl)aniline receptor (BDPS) has been designed, synthesized and successfully characterized. It can selectively sense Hg2+ ion by giving significant emission enhancement at 514nm over other biologically and environmentally relevant metal ions in CH3CN/H2O (1:1) medium. The turn-on behaviour of the sensor is due to the metal […]

    • In situ enhanced electrochemiluminescence based on co-reactant self-generated for sensitive detection of microRNA
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Liping Lu, Chang Liu, Tianfang Kang, Xiayan Wang, Guangsheng Guo, Wujian MiaoAn ultrasensitive and selective miRNA biosensor based on the luminol-H2O2 electrochemiluminescence (ECL) system using hemin as a catalyzer for in situ ECL signal enhancement was reported. DNA probe was tethered onto the electrodeposited Au nanoparticles on a glassy carbon electrode, and the remaining active sites were then blocked with glucose oxidase (GOD). Subsequently, followed by miRNA […]

    • A tissue-permeable fluorescent probe for Al (III), Cu (II) imaging in vivo
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Xin Zhang, Ping Sun, Fei Li, Hong Li, Hongping Zhou, Hui Wang, Baowei Zhang, Zhongwen Pan, Yupeng Tian, Xuanjun ZhangWith the increasing of human activities, the issue of environmental pollution is currently more and more serious, such as Al3+ (Cu2+) pollutants which deeply influenced the growth of animal and plant life. Meantime, detecting them in living tissues are largely restricted by biocompatibility of probes. Herein, we use triphenylamine fluorophore and […]

    • A mitochondria-targeted colorimetric and ratiometric fluorescent probe for hydrogen peroxide with a large emission shift and bio-imaging in living cells
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Youming Shen, Xiangyang Zhang, Youyu Zhang, Yanyang Wu, Chunxiang Zhang, Yuandao Chen, Junling Jin, Haitao LiA novel mitochondria-targeted fluorescent probe compound 1 for H2O2 has constructed based on a coumarin as the fluorophore and a boronate moiety as the reaction site, which showed colorimetric and ratiometric fluorescence dual response to H2O2. This probe displayed a large blue-shifted in emission wavelength (105nm) with two well-resolved emission bands toward […]

    • Ultrasound assisted electrochemical distinction of normal and cancerous cells
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Mohammad Ali Khayamian, Saeid Ansaryan, Saeed Rafizadeh Tafti, Mohammad Saeed Nikshoar, Morteza Hassanpour Amiri, Majid Baniassadi, Mohammad AbdolahadCyclic voltammetry (CV) is applied to monitor the sonoporative behavior of normal and cancer breast cells. Novel electrochemically produced microbubbles in the solution induce acoustic cavitation in the cells by ultrasonic stimulation (US). This makes sonoporation in the cells which exchanges ionic species between inner and […]

    • Selective and sensitive detection of Zn(II) ion using a simple peptide-based sensor
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Jiajia Wan, Wenxiu Duan, Kai Chen, Yanduo Tao, Jun Dang, Kehao Zeng, Yushu Ge, Jiang Wu, Dan LiuThe development of biocompatible chemosensors is becoming increasingly important for chemical analyses in environmental sampling, the food industry, and clinical medicine. Many current chemosensors have limited utility as they represent potential secondary pollutants. To circumvent this problem, researchers are evaluating peptide-based fluorescent chemosensors because of […]

    • A novel electrochemical chiral sensor for tyrosine isomers based on a coordination-driven self-assembly
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yongxin Tao, Fuqiang Chu, Xiaogang Gu, Yong Kong, Yongqi Lv, Linhong DengAlfa-cyclodextrin (α-CD) based chiral sensing device is proposed for electrochemical recognition of tyrosine (Tyr) isomers. α-CD was first modified with Cu2+, and then the obtained Cu2+-modified α-CD (Cu2-α-CD) was integrated to chitosan (CS) to form a coordination-driven self-assembly. The amino group and phenolic hydroxyl group of Tyr could form three intermolecular H-bonds with […]

    • High-performance fibre-optic humidity sensor based on a side-polished fibre wavelength selectively coupled with graphene oxide film
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yaoming Huang, Wenguo Zhu, Zhibin Li, Guanglei Chen, Liheng Chen, Junjie Zhou, Hai Lin, Junwen Guan, Wenxiao Fang, Xin Liu, Huazhuo Dong, Jieyuan Tang, Heyuan Guan, Huihui Lu, Yi Xiao, Jun Zhang, Hongcheng Wang, Zhe Chen, Jianhui YuA high-performance humidity sensor based on a side-polished single-mode fibre (SPF) coated with graphene oxide film was fabricated with a wheel side-polishing technique and spontaneous evaporation. The wavelength-selective […]

    • “Turn off-on” phosphorescent sensor for biothiols based on a Ru-Cu ensemble
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Pingyu Zhang, Yi Wang, Wenxiu Huang, Zhiqian Zhao, Haihang Li, Haitao Wang, Chuanxin He, Jianhong Liu, Qianling ZhangGlutathione (GSH), cysteine (Cys), and homocysteine (Hcy) are three major biothiols, which play key roles in various biological systems. Accordingly, the development of phosphorescent probe of biothiols has attracted great attention in clinical applications. Here we report a ruthenium polypyridyl complex (1), which shows large phosphorescence quenching […]

    • Transfer of preheat-treated SnO2 via a sacrificial bridge-type ZnO layer for ethanol gas sensor
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Da Hoon Lee, Sun Kil Kang, Yusin Pak, Namsoo Lim, Ryeri Lee, Yogeenth Kumaresan, Sungeun Lee, Chaedeok Lee, Moon-Ho Ham, Gun Young JungThe progress in developing the microelectromechanical system (MEMS) heater-based SnO2 gas sensors was hindered by the subsequent heat treatment of the tin oxide (SnO2), nevertheless it is required to obtain excellent sensor characteristics. During the sintering process, the MEMS heater and the contact electrodes can be degraded at such […]

    • Electrodeposited nanoporous ruthenium oxide for simultaneous quantification of ascorbic acid and uric acid using chronoamperometry at two different potentials
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yejin Yang, Ara Jo, Youngmi Lee, Chongmok LeeNanoporous ruthenium dioxide (RuO2) was simply prepared by electrodeposition with potential cycling in RuCl3 solution in the presence of reverse micelles of Triton X-100. The electrodeposited RuO2 on Au substrate electrode showed high electroactivity for the oxidations of L-ascorbic acid (AA) and uric acid (UA), while AA oxidation started from a less positive potential compared to UA oxidation. Simultaneous quantitative analysis of AA […]

    • Reversible and fast responding ppb level Cl2 sensor based on noncovalent modified carbon nanotubes with Hexadecafluorinated copper phthalocyanine
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Anshul Kumar Sharma, Aman Mahajan, Rajan Saini, R.K. Bedi, Subodh Kumar, A.K. Debnath, D.K. AswalHybrids of hexadecafluorinated copper phthalocyanine (F16CuPc) with carboxylic functionalized single-walled carbon nanotubes (SWCNTs-COOH) and multi-walled carbon nanotubes (MWCNTs-COOH) have been synthesized using a solution assembly method. The resulting hybrid materials have been characterized by Transmission electron microscopy, Raman, UV–vis, X-Ray photoelectron, […]

    • Freshness assessment of intact fish via 2D 1H J-resolved NMR spectroscopy combined with pattern recognition methods
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Chunhua Tan, Yuqing Huang, Jianghua Feng, Zhishui Li, Shuhui CaiFreshness of intact zebrafish was evaluated by 2D 1H J-resolved NMR spectroscopy conjugated with pattern recognition methods Without complicated sample pretreatment and specialized hardware settings, the biochemical processes of intact zebrafish from fresh to decay state and the corresponding metabolite profiles were acquired. A total of 21 metabolites were identified and their concentration variations during the […]

    • Rapid prototyping of whole-thermoplastic microfluidics with built-in microvalves using laser ablation and thermal fusion bonding
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Seyed Ali Mousavi Shaegh, Adel Pourmand, Mahboubeh Nabavinia, Huseyin Avci, Ali Tamayol, Pooria Mostafalu, Habib Badri Ghavifekr, Esmaeil Najafi Aghdam, Mehmet Remzi Dokmeci, Ali Khademhosseini, Yu Shrike ZhangRecently, there has been an increasing effort in developing new fabrication methods for rapid prototyping of microfluidic chips using thermoplastic materials. This is mainly due to the excellent properties of thermoplastics including inherent robustness to […]

    • A three-dimensional and bevel-angled ultrahigh aspect ratio microneedle for minimally invasive and painless blood sampling
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Dae-Sik Lee, Cheng Guo Li, Chunhwa Ihm, Hyungil JungIn spite of the invasiveness and pain related with it, blood sampling is necessary in point-of-care systems to obtain biochemical information. In this context, a substitute micro-scale needle for minimally invasive and painless blood sampling has been developed. In conventional microneedle fabrication methods, it is difficult to combine the features of a sharp tip shape, appropriate length, and a hollow structure simultaneously. […]

    • Ultrasensitive SERS detection of propranolol based on sandwich nanostructure of molecular imprinting polymers
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yajiao Liu, Jingjing Bao, Lei Zhang, Chen Chao, Jianjun Guo, Yuchuan Cheng, Yuejin Zhu, Gaojie XuPropranolol (PRO) is a β-blocker used in the treatment of heart disease. Recently, it has become a kind of organic pollutions due to its wide-spread use. However, the reliable and rapid analytical method for detection and monitoring PRO is still a challenge. We design a novel sandwich nanostructure for the specific and sensitive determination of trace propranolol in […]

    • Engineering multi-stage nickel oxide rod-on-sheet nanoarrays on Ni foam: A superior catalytic electrode for ultrahigh-performance electrochemical sensing of glucos
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yi Zhang, Dongyang Zhao, Wenxin Zhu, Wentao Zhang, Zhihao Yue, Jing Wang, Rong Wang, Daohong Zhang, Jianlong Wang, Guoyun ZhangHierarchical nanoarray is an appealing architecture for molecular recognition on account of its larger surface area and easier accessibility for target molecules compared with single-stage nanoarray and traditional nanoparticle. Herein, we demonstrate that surface-engineering of multi-stage nickel oxide rod-on-sheet nanoarrays on Ni foam (NiO […]

    • Rapid detection of trace ozone in TiO2–In2O3 materials by using the differential method
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Chun-Han Wu, Tung-Lin Chou, Ren-Jang WuTiO2–In2O3 composites were fabricated for detecting trace amounts of gaseous ozone and were characterized using transmission electron microscopy, X-ray diffraction, and ultraviolet–visible spectrophotometry. The fabricated TiO2–In2O3 composites exhibited a high ozone gas sensor response of 56.5–2.0ppm at room temperature (25±2°C) under irradiation at 405nm using a light-emitting diode. The differential […]

    • Reliable electrochemical sensing arsenic(III) in nearly groundwater pH based on efficient adsorption and excellent electrocatalytic ability of AuNPs/CeO2-ZrO2 nanocomposite
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Meng Yang, Pei-Hua Li, Wei-Hong Xu, Yan Wei, Li-Na Li, Yu-Ying Huang, Yu-Feng Sun, Xing Chen, Jin-Huai Liu, Xing-Jiu HuangEven though electrochemical analytical tools have been widely investigated for toxic As(III) detection and the achievements have also been so fruitful. However, electroanalysis method with efficient and high anti-interference toward As(III) in the original pH of natural water is still scarce and urgent. To this end, in this work, a sensing […]

    • Label-free electrochemical immunosensor based on flower-like Ag/MoS2/rGO nanocomposites for ultrasensitive detection of carcinoembryonic antigen
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yaoguang Wang, Yulan Wang, Dan Wu, Hongmin Ma, Yong Zhang, Dawei Fan, Xuehui Pang, Bin Du, Qin WeiIn this work, a label-free electrochemical immunosensor was developed for the quantitative detection of carcinoembryonic antigen (CEA). Flower-like Ag/MoS2/rGO nanocomposites were employed as the signal amplification platform of the designed immunosensor for the first time. Due to the synergistic effect between molybdenum disulfide (MoS2), reduced graphene oxide (rGO) and […]

    • Imaging and distribution of Cd(II) ions in electrotrophs and its response to current and electron transfer inhibitor in microbial electrolysis cells
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Liping Huang, Hua Xue, Qian Zhou, Peng Zhou, Xie QuanBiocathode microbial electrolysis cells (MECs) with electrotrophs on the cathodes are proved to be attractive for Cd(II) removal with simultaneous hydrogen production. However, the underlying roles of current and electron transfer inhibitor of 2,4-dinitrophenol (2,4-DNP) in the distribution of dissolved Cd(II) ions in the electrotrophs are largely unknown. Based on four indigenous electrotrophs (Ochrobactrum sp X1, […]

    • Polydopamine-assisted decoration of TiO2 nanotube arrays with enzyme to construct a novel photoelectrochemical sensing platform
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Jianan Li, Xinyong Li, Qidong Zhao, Zao Jiang, Moses Tadé, Shaobin Wang, Shaomin LiuA novel photoelectrochemical (PEC) biosensing platform coupling with enzyme-induced biocatalytic precipitation (BCP) for H2O2 was successfully constructed. TiO2 nanotube arrays (TNs) were coated with polydopamine (PDA) and horseradish peroxidase (HRP) as the PEC electrode through a facile method. PDA was incorporated into the sensor system not only as a sensitizing agent to alter the […]

    • Quantum dots based imprinting fluorescent nanosensor for the selective and sensitive detection of phycocyanin: A general imprinting strategy toward proteins
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Xiaoyan Wang, Jialuo Yu, Jinhua Li, Qi Kang, Dazhong Shen, Lingxin ChenMolecular imprinting as a versatile technology has gained popularity in various fields for diverse species; however, protein imprinting still remains challenging due to some inherent problems but is potentially rewarding work. Herein, we reported a facile strategy to imprint phycocyanin (PC), as a template, using quantum dots (QDs) co-capped by thioglycollic acid and glutathione directly as functional […]

    • Highly sensitive electrochemical assay for Bisphenol A detection based on poly (CTAB)/MWCNTs modified pencil graphite electrodes
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Gulcin Bolat, Yesim Tugce Yaman, Serdar AbaciIn this work, we offered a cheap, effective and a rapid electrochemical detection of Bisphenol A (BPA) in a simple methodology. Cetyltrimethylammonium bromide (CTAB) and multi- walled carbon nanotubes (MWCNTs) were combined through electropolymerization onto pencil graphite electrode (PGE) surface by cyclic voltammetry to produce poly (CTAB)-MWCNTs composite. Electrochemical signal of BPA at poly (CTAB)-MWCNTs modified PGE was […]

    • A novel turn-off fluorescent probe based on TICT for the detection of NO2 and nitramines with high sensitivity and selectivity
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Jian-Bo Chen, Baosheng Li, Ying Xiong, Jie SunTwo new fluorescent probes based on a coumarin core have been developed for the detection of nitramines (RDX and HMX) via responding to their photo-degradated nitrogen dioxide (NO2). Although both probes contain the same fluorophore and recognition site, they display different fluorescent responses to NO2 and nitramines. 8-Oxime-7-dimethylamino-coumarin (8-ODC) emits traditional turn-on fluorescence toward NO2, which is based on the […]

    • Hemoglobin immobilized in g-C3N4 nanoparticle decorated 3D graphene-LDH network: Direct electrochemistry and electrocatalysis to trichloroacetic acid
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Tianrong Zhan, Zhengwei Tan, Xinjun Wang, Wanguo HouA 3D hybrid of graphitic C3N4 nanoparticle decorated in the assembly of graphene and Co2Al layered double hydroxide nanosheets (GR-LDH-C3N4) was prepared by simple hydrothermal treatment and subsequent calcination-recovery process. X-ray diffraction, scanning electron microscopy, transmission electron microscopy and X-ray photoelectron spectroscopy clearly demonstrated that the g-C3N4 nanoparticle was successful incorporated […]

    • Size-controlled synthesis of fluorescent tungsten oxide quantum dots via one-pot ethanol-thermal strategy for ferric ions detection and bioimaging
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yan Zhan, Yingliang Liu, Qingqing Liu, Zhiming Liu, Haiyao Yang, Bingfu Lei, Jianle Zhuang, Chaofan HuAs one typical semiconductor material, tungsten oxide (WO3) has captivated intensive attention owing to its multifunctional properties. However, exploring a facile and one-pot strategy for controllable synthesis of fluorescent tungsten oxide quantum dots (WO3 QDs) is still very challenging. In this paper, WO3 QDs were prepared via a facile and one-pot ethanol-thermal […]

    • Oxygen vacancies and grain boundaries potential barriers modulation facilitated formaldehyde gas sensing performances for In2O3 hierarchical architectures
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Shuangming Wang, Jing Cao, Wen Cui, Longlong Fan, Xifei Li, Dejun LiThe distinctive In2O3 hierarchical architectures are successfully prepared via a facile solution route at room temperature combined with a subsequent thermal treatment. Microstructural characterizations by means of SEM, TEM and XRD indicate the as-prepared In2O3 hierarchical architectures are assembled by nanoparticles and show loose porous surfaces. The room temperature PL spectra and BET surface area […]

    • Label-free electrochemical aptasensing platform based on mesoporous silica thin film for the detection of prostate specific antigen
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Wicem Argoubi, Alfredo Sánchez, Concepción Parrado, Noureddine Raouafi, Reynaldo VillalongaWe report the development of a novel label-free electrochemical aptasensing platform to detect prostate specific antigen (PSA) based on mesoporous silica thin film-coated gold electrodes as a sensing interface. The aptasensing approach relies on hindering the diffusion of [Fe(CN)6]3/4− redox probe through the nanochannels of the mesoporous film gated by the recognition […]

    • Highly improved simultaneous herbicides determination in water samples by differential pulse voltammetry using boron-doped diamond electrode and solid phase extraction on cross-linked poly(vinylimidazole)
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Eduardo Henrique Duarte, Juliana Casarin, Elen Romão Sartori, César Ricardo Teixeira TarleyA highly sensitive method for the simultaneous determination of multiresidues of diuron (DI), 2,4- dichlorophenoxyacetic acid (2,4-D) and tebuthiuron (TB) using a cathodically pretreated boron-doped diamond electrode (BDDE) by differential pulse voltammetry (DPV) associated with solid phase extraction was developed. The method is based on preconcentration of 100.0mL of […]

    • Highly selective chromogenic probe for cesium ions prepared from an electrospun film of self-assembled benzenetricarboxyamide nanofibers
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Junho Ahn, Na Young Lim, Yeonweon Choi, Myong Yong Choi, Jong Hwa JungCesium is a common contaminant in industrial, medical, and nuclear wastes, and can cause several health problems. Therefore, the development of chemical probes and absorbents for cesium is important for the medical, biological, and industrial fields. Herein, we report the sensing ability of tri- or dihydroxylphenyl-appended benzenetricarboxyamides (BTAs 1 and 2, respectively) as chromogenic probes for cesium […]

    • A highly specific BODIPY-based fluorescent probe for the detection of nerve-agent simulants
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Zhengliang Lu, Wenlong Fan, Xiaomin Shi, Cory A. Black, Chunhua Fan, Fangfang WangNerve agents such as Sarin, Soman and Tabun are all very toxic organophosphorus (OP) compounds capable of being used as chemical weapons. Unfortunately, the ability to rapidly sense OPCs is still an ongoing challenging. In this report, we designed and synthesized a fast-response fluorescent probe (1) for the detection of OP nerve agent simulants with high selectivity and sensitivity. The probe […]

    • Disposable aptasensor combining functional magnetic nanoparticles with rolling circle amplification for the detection of prostate-specific antigen
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Cheng-Yu Lee, Hsiao-Ting Fan, You-Zung HsiehThis paper describes a disposable and accurate aptasensor—that functions with signal amplification—for prostate-specific antigen (PSA) analysis in neutral (pH 7.4) condition. Combining aptamer-immobilized magnetic nanoparticles with rolling circle amplification (RCA) has provided a PSA detector with adequate sensitivity. In the absence of PSA, a portion of the complementary DNA-primer (cDNA-primer) bound with the aptamer and […]

    • Nanoscale graphene oxide-induced metallic nanoparticle clustering for surface-enhanced Raman scattering-based IgG detection
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Ahmed Ali, Eun Young Hwang, Jaebum Choo, Dong Woo LimSurface-enhanced Raman scattering (SERS) has been of great interest to advance sensitive optical biosensors. Clustered metallic nanoparticles as SERS nanoprobes are important to detect specific biomolecules with ultra-sensitivity. We report herein that the cluster formation of gold nanoparticles (GNPs) was induced by nanoscale graphene oxides (NGOs) with 120nm to develop a new class of SERS nanotags for biosensing. The GNPs […]

    • Multi-component optical sensing of high temperature gas streams using functional oxide integrated silica based optical fiber sensors
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Miaolei Yan, Joseph Tylczak, Yang Yu, Grigorios Panagakos, Paul OhodnickiIn-situ monitoring of the multi-component gas streams in high temperature energy conversion devices offer the promises to higher efficiency via improved understanding of the chemical environments during device operation. While conventional resistive based metal oxide semiconductor gas sensors suffer from strong cross-sensitivity, optical sensing approaches offer intrinsic advantages to achieve gas […]

    • Mitochondria-targeted two-photon fluorescent probe for the detection of biothiols in living cells
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yi Li, Kang-Nan Wang, Bing Liu, Xin-Ran Lu, Meng-Feng Li, Liang-Nian Ji, Zong-Wan MaoMitochondrial thiols play a key role in maintaining the redox environment. In this work, three mitochondria-targeted two-photon probes (1–3) have been explored to detect biothiols in vitro and in vivo with a large turn-on fluorescence signal. These fluorescence probes display sensitive and selective response to thiols in the water environment, feature good linearity ranges with low […]

    • Different number of silver nanoparticles layers for surface enhanced raman spectroscopy analysis
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Zhen Li, Minghong Wang, Yang Jiao, Aihua Liu, Shuyun Wang, Chao Zhang, Cheng Yang, Yuanyuan Xu, Chonghui Li, Baoyuan ManFor application in practice, reducing the cost and simplifying the steps in fabrication of SERS substrates with excellent property are still the important factors. Here, a three-dimensional (3D) Ag nanoparticles (NPs) obtained by facile thermal evaporation is obtained for SERS. The Raman enhancement effect gradually become strong as the number of Ag […]

    • Flexible poly (3, 3′′′- dialkylquaterthiophene) based interdigitated metal-semiconductor-metal ammonia gas sensor
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Chandan Kumar, Gopal Rawat, Hemant Kumar, Yogesh Kumar, Rajiv Prakash, Satyabrata JitIn this article, poly (3, 3′′′- dialkylquaterthiophene) (PQT-12) thin film based interdigitated metal-semiconductor-metal (MSM) is fabricated by a spin coating method on flexible polyamide substrate for ammonia (NH3) gas sensing applications possibly for the first time. The average roughness, root mean square roughness, peak-to-peak spacing, average grain size, and grain […]

    • Detection and quantification of lung cancer biomarkers by a micro-analytical device using a single metal oxide-based gas sensor
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Geoffrey Gregis, Jean-Baptiste Sanchez, Igor Bezverkhyy, Weber Guy, Franck Berger, Vanessa Fierro, Jean-Pierre Bellat, Alain CelzardThe analysis of exhaled volatile organic compounds (VOCs) related to lung cancer is a very promising way in medical diagnosis because it is non-invasive and much less expensive than traditional medical analysis used so far. In that sense, a silicon micro-analytical platform consisting of a micro-preconcentrator coupled to a silicon spiral gas […]

    • Mercaptobenzoheterocyclic compounds functionalized silver nanoparticle, an ultrasensitive colorimetric probe for Hg(II) detection in water with picomolar precision: A correlation between sensitivity and binding affinity
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Yudhajit Bhattacharjee, Dipanwita Chatterjee, Amarnath ChakrabortyToxic heavy metal ions, specially Hg(II) pose lethal threat to the environment and human beings. To this end, there is a strong need to establish a simple, inexpensive method for the detection of Hg(II) ions with high selectivity and sensitivity in aqueous medium. Herein, we report an ultra-sensitive colorimetric detection of Hg(II) ions following a simple protocol by synthesizing silver nanoparticles functionalized […]

    • Mitochondria-targeted iridium (III) complexes as two-photon fluorogenic probes of cysteine/homocysteine
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Hui Wang, Lei Hu, Wei Du, Xiaohe Tian, Zhangjun Hu, Qiong Zhang, Hongping Zhou, Jieying Wu, Kajsa Uvdal, Yupeng TianFluorescent imaging of cysteine (Cys) and homocysteine (Hcy) is crucial to understand sulphur metabolism in living cells. Whereas two-photon active cyclometalated Ir(III) complex for detecting Cys/Hcy has been rarely reported. Herein, two novel cyclometalated iridium (III) complexes Ir1-Ir2 with different electron-donor were designed, synthesized and […]

    • f-MWCNTs-PIN/Ti2O3 nanocomposite: Preparation, characterization and nanomolar detection of α-Lipoic acid in vegetables
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Ragu Sasikumar, Palraj Ranganathan, Shen-Ming Chen, Syang-Peng RweiA highly sensitive, and selective α-Lipoic acid (ALA) sensor based on a functionalized multi-walled carbon nanotubes-polyindole/Ti2O3 (f-MWCNTs-PIN/Ti2O3) nanocomposite modified glassy carbon electrode (GCE) was developed. The fabricated f-MWCNTs-PIN/Ti2O3/GCE displayed an enhanced voltammetric response for oxidation towards ALA relative to that of a f-MWCNTs/GCE, f-MWCNTs-PIN/GCE, Ti2O3/GCE, and a bare GCE. […]

    • Tricyclic dihydropyrimidine-based multifunctional organic nanoparticles for detection of Ag (I) ions and spermidine: Real-Time application
      on October 13, 2017 at 11:09 pm

      Publication date: February 2018Source:Sensors and Actuators B: Chemical, Volume 255, Part 1 Author(s): Gaganpreet Kaur, Tilak Raj, Sonal Singhal, Navneet KaurIn the present report a dihydropyrimidine-based Biginelli compound 1 was engineered into stable organic nanoparticles via reprecipitation method. The organic nanoparticles, N1 acted as an efficient fluorescent nanosensor for selective detection of Ag (I) ions via fluorescence quenching with a detection limit of 7.9nM. Furthermore, successful detection of spermidine (an important biogenic amine) was realized through an […]

    Microsystems & Nanoengineering - nature.com technology Microsystems & Nanoengineering is an international open access journal, publishing original articles and reviews covering all aspects of microsystems and nanoengineering from fundamental to applied research.