Results 51 to 60 of about 20,932 (254)

Rapid Screening of Vapor Uptake by Ultra‐Thin Polymer Films Using Surface Plasmon Resonance and Quartz Crystal Microbalance with Dissipation Monitoring

open access: yesMacromolecular Materials and Engineering
Volatile emissions can be efficiently reduced by membrane separation processes. Selecting the most adequate membrane polymer can be a time and resource‐intensive screening process.
Ana Corres   +3 more
doaj   +1 more source

Influence of Front-End Electronics on Metrological Performance of QCM Systems

open access: yesSensors
Quartz Crystal Microbalances (QCMs) are versatile sensors employed in various fields, from environmental monitoring to biomedical applications, owing mainly to their very high sensitivity.
Ada Fort   +6 more
doaj   +1 more source

Electro-spinning/netting: A strategy for the fabrication of three-dimensional polymer nano-fiber/nets. [PDF]

open access: yes, 2013
Since 2006, a rapid development has been achieved in a subject area, so called electro-spinning/netting (ESN), which comprises the conventional electrospinning process and a unique electro-netting process. Electro-netting overcomes the bottleneck problem
Ding, Bin   +4 more
core   +1 more source

Ion‐Reconfigurable “N”‐Shaped Antiambipolar Behavior in Organic Electrochemical Transistors

open access: yesAdvanced Materials, EarlyView.
A unique N‐shaped negative differential transconductance (NDT) characteristics is demonstrated in single‐polymer organic electrochemical transistors through a sequential doping–redox–doping process driven by iodide ions. This redox‐driven mechanism enables low‐voltage, ion‐controlled reconfigurability and tunable current modulation, allowing seamless ...
Debdatta Panigrahi   +11 more
wiley   +1 more source

Ni Electrodeposition Enhanced by the Fe Substrate

open access: yesInternational Journal of Electrochemical Science, 2015
Electrodeposition of Ni on 316 stainless steel (ss), Ni/316 ss and Fe/316 ss electrodes was carried out in an acid bath. A Ni deposition peak (C1) was found between 0.8 and -1.2 V vs.
Jian-Ping Hou   +3 more
doaj   +1 more source

Oxidation of tertiary amine-derivatized surfaces to control protein adhesion [PDF]

open access: yes, 2013
Selective oxidation of omega-tertiary amine self-assembled thiol monolayers to tertiary amine N-oxides is shown to transform the adhesion of model proteins lysozyme and fibrinogen upon them.
Biggs, Caroline I.   +10 more
core   +1 more source

Ultrafast Vertical Organic Electrochemical Transistors With Ion‐Permeable Conductive Polymer Top Electrodes

open access: yesAdvanced Materials, EarlyView.
Vertical organic electrochemical transistors (vOECTs) are limited in speed by ion‐impermeable metal electrodes that slow ion injection. Using ion‐permeable PBFDO top electrodes allows direct vertical ion injection into BBL channels, achieving high current densities (>400 A cm−2), large on/off ratios (>106), and ultrafast switching in 28 µs. This sets a
Han‐Yan Wu   +14 more
wiley   +1 more source

Piezoelectric and surface plasmon resonance biosensors for Bacillus atrophaeus spores

open access: yesInternational Journal of Electrochemical Science, 2013
Cheap, rapid and user friendly tools for detection of microorganisms were intensively discussed during last decades. The use of immunospecific biosensors seems advantageous for samples originating from clinical, environmental and agricultural area, food ...
Zdeněk Farka   +3 more
doaj   +1 more source

Adsorption and binding dynamics of graphene-supported phospholipid membranes using the QCM-D technique [PDF]

open access: yes, 2018
We report on the adsorption dynamics of phospholipid membranes on graphene-coated substrates using the quartz crystal microbalance with dissipation monitoring (QCM-D) technique.
Goodwin, S.   +5 more
core   +2 more sources

Capillary electrochromatography and quartz crystal microbalance, valuable techniques in the study of heparin–lipoprotein interactions [PDF]

open access: yesAnalytical Biochemistry, 2012
Atherosclerosis is initiated when lipoproteins bind to proteoglycans (PGs) in arterial walls. The binding is mediated by apolipoprotein apoB-100 and/or apoE, both of which have binding affinity toward heparin. We developed covalently bound heparin coatings for APTES-modified silica capillaries and SiO(2) chips and carried out capillary ...
Lipponen, Katriina   +5 more
openaire   +3 more sources

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