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Ana P M Tavares et al.
Biosensors & bioelectronics, 137, 72-81 (2019-05-15)
This work describes further developments into the self-powered and self-signalled biosensing system that merges photovoltaic cells, plastic antibodies and electrochromic cells into a single target. Herein, the plasmonic effect is introduced to improve the photoanode features of the photovoltaic cell
Hong Wang et al.
Advanced materials (Deerfield Beach, Fla.), 28(43), 9545-9549 (2016-09-14)
An organic Schottky barrier diode is created in a single planar PEDOT:Tos film by treating a half of the PEDOT:Tos film with TDAE vapor. Current is rectified in one direction by the Schottky barrier at the junction. The unique planar
Shotaro Hayashi et al.
Scientific reports, 7(1), 1078-1078 (2017-04-26)
Absolute molecular weight values obtained by gel permeation chromatography with multi angle light scattering of PEDOTF8 were approximately 65% of the relative molecular weight values obtained by gel permeation chromatography using polystyrene standards. Both light absorption and molecular weight measurements
Yu Liu et al.
Biosensors & bioelectronics, 100, 374-381 (2017-09-26)
A new approach for the facile fabrication of electrochemical biosensors using a biohybrid conducting polymer was demonstrated using glucose oxidase (GOx) and poly (3, 4-ethylenedioxythiophene) (PEDOT) as a model. The biohybrid conducting polymer was prepared based on a template-assisted chemical
Stefano Carli et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 25(9), 2322-2329 (2018-12-12)
Localized drug delivery represents one of the most challenging uses of systems based on conductive polymer films. Typically, anionic drugs are incorporated within conductive polymers through electrostatic interaction with the positively charged polymer. Following this approach, the synthetic glucocorticoid dexamethasone
Maria M Pérez-Madrigal et al.
Carbohydrate polymers, 200, 456-467 (2018-09-05)
Different carboxymethyl cellulose sodium salt (NaCMC)-based pastes and hydrogels, both containing a salt as supporting electrolyte, have been prepared and characterized as potential solid state electrolyte (SSE) for solid electrochemical supercapacitors (ESCs).The characteristics of the NaCMC-based SSEs have been optimized
Hangchuan Zhang et al.
Chemistry, an Asian journal, 11(20), 2882-2888 (2016-10-21)
In this paper, three-dimensionally ordered macroporous (3DOM) poly(3,4-ethylenedioxythiophene) (PEDOT) films were electropolymerized from an ionic liquid, 1-butyl-3-methylimidazolium hexafluorophosphate ([Bmim]PF
Miguel R Chuapoco et al.
NeuroImage, 186, 806-816 (2018-11-06)
Extracellular electrophysiology and functional MRI are complementary techniques that provide information about cellular and network-level neural activity, respectively. However, electrodes for electrophysiology are typically made from metals, which cause significant susceptibility artifacts on MR images. Previous work has demonstrated that
Yi Qiang et al.
Science advances, 4(9), eaat0626-eaat0626 (2018-09-08)
Transparent microelectrode arrays have emerged as increasingly important tools for neuroscience by allowing simultaneous coupling of big and time-resolved electrophysiology data with optically measured, spatially and type resolved single neuron activity. Scaling down transparent electrodes to the length scale of
P J Molino et al.
Biomaterials science, 6(5), 1250-1261 (2018-03-29)
Poly(3,4-ethylenedioxythiophene) (PEDOT) films were electrochemically polymerised with several synthetic (dodecylbenzosulfonic acid (DBSA)) and biological (dextran sulphate (DS), chondroitin sulphate (CS), alginic acid (ALG) and ulvan (ULV)) dopant anions, and their physical, mechanical and electrochemical properties characterised. PEDOT films incorporating the
Qisen Xie et al.
PloS one, 11(11), e0166529-e0166529 (2016-11-20)
Three-dimensional (3D) nanometal scaffolds have gained considerable attention recently because of their promising application in high-performance supercapacitors compared with plain metal foils. Here, a highly oriented nickel (Ni) nanowire array (NNA) film was prepared via a simple magnetic-field-driven aqueous solution
Morgan Lepinoy et al.
Scientific reports, 10(1), 8086-8086 (2020-05-18)
By directly converting heat into electricity, thermoelectric effects provide a unique physical process from heat waste to energy harvesting. Requiring the highest possible power factor defined as α2σ, with the thermopower α and the electrical conductivity σ, such a technology
Min Cui et al.
Biosensors & bioelectronics, 79, 736-741 (2016-01-17)
Biocompatible polymers, such as poly(ethylene glycol) (PEG), are of great significance in the development of bio-interfaces and biosensors, as they possess excellent biocompatibility and are easy for modification. A novel highly biocompatible polymer composite was synthesized herein through electrochemical polymerization
Fei Li et al.
Advanced science (Weinheim, Baden-Wurttemberg, Germany), 6(20), 1901051-1901051 (2019-10-23)
The rapid development of microelectronics has equally rapidly increased the demand for miniaturized energy storage devices. On-chip microsupercapacitors (MSCs), as promising power candidates, possess great potential to complement or replace electrolytic capacitors and microbatteries in various applications. However, the areal
Andrés Mauricio Ramírez et al.
Nanomaterials (Basel, Switzerland), 11(1) (2021-01-08)
In this work, nanostructured TiO2 and poly-3,4-ethylenedioxythiophene (PEDOT) layers were electrochemically prepared over transparent electrodes. Morphological characterization evidenced the presence of nanostructures as planed with 50-nm-wide TiO2 rod formations followed by 30-nm-wide PEDOT wires. Different characterizations were made to the
Marie A Claudio-Cintrón et al.
Analytica chimica acta, 1069, 36-46 (2019-05-16)
Scanning electrochemical microscopy (SECM) allows spatially and temporally resolved measurements of a broad range of reactive surfaces and specimens, typically using electrochemically active metal probes. While conducting polymers (CPs) present several analytical properties of interest due to their chemical versatility
Youngno Kim et al.
Scientific reports, 10(1), 16488-16488 (2020-10-07)
Stretchable materials are essential for next generation wearable and stretchable electronic devices. Intrinsically stretchable and highly conductive polymers (termed ISHCP) are designed with semi interpenetrating polymer networks (semi-IPN) that enable polymers to be simultaneously applied to transparent electrodes and electrochromic
Joana P Neto et al.
Frontiers in neuroscience, 12, 715-715 (2018-10-24)
Extracellular microelectrodes have been widely used to measure brain activity, yet there are still basic questions about the requirements for a good extracellular microelectrode. One common source of confusion is how much an electrode's impedance affects the amplitude of extracellular
Himkusha Thakur et al.
Talanta, 171, 115-123 (2017-05-30)
An electrochemical DNA aptasensor for the detection of Mycobacterium tuberculosis (M. tb) antigen MPT64, was developed using Poly(3,4-ethylenedioxythiophene) (PEDOT) doped with carbon nanotubes (CNTs). The biotinylated aptamer was immobilized onto streptavidin attached to -COOH functionalized CNTs via streptavidin-biotin interaction. Various
Aiva Simaite et al.
Nanotechnology, 28(2), 025502-025502 (2016-12-03)
During cyclic actuation, conducting polymer based artificial muscles are often creeping from the initial movement range. One of the likely reasons of such behaviour is unbalanced charging during conducting polymer oxidation and reduction. To improve the actuation reversibility and subsequently
Carolin Kleber et al.
Acta biomaterialia, 58, 365-375 (2017-06-05)
This study presents a new conducting polymer hydrogel (CPH) system, consisting of the synthetic hydrogel P(DMAA-co-5%MABP-co-2,5%SSNa) and the conducting polymer (CP) poly(3,4-ethylenedioxythiophene) (PEDOT), intended as coating material for neural interfaces. The composite material can be covalently attached to the surface
Muhammad Norhaffis Mustafa et al.
Scientific reports, 9(1), 14952-14952 (2019-10-20)
In the present work, polyvinyl-alcohol/titanium dioxide (PVA/TiO2) nanofibers are utilized as a light scattering layer (LSL) on top of the TiO2 nanoparticles photoanode. The TiO2 nanoparticles decorated PVA/TiO2 nanofibers display a power conversion efficiency (PCE) of 4.06%, which is 33%
Grzegorz Lisak et al.
Analytical chemistry, 88(6), 3009-3014 (2016-02-13)
In situ potentiometry and null ellipsometry was combined and used as a tool to follow the kinetics of biofouling of ion-selective electrodes (ISEs). The study was performed using custom-made solid-contact K(+)-ISEs consisting of a gold surface with immobilized 6-(ferrocenyl)hexanethiol as
Syang-Peng Rwei et al.
Polymers, 11(1) (2019-04-10)
The conducting polymer of poly(3,4-ethylenedioxythiophene):poly(4-styrenesulfonate) (PEDOT:PSS) is one of the most important and intensively investigated organic conducting materials. The PEDOT:PSS water dispersions with various concentrations of poly (4-styrenesulfonic acid) solution (PSSAS) were synthesized by 3,4-ethylenedioxythiophene (EDOT) in the presence of
Hnin Yin Yin Nyein et al.
Science advances, 5(8), eaaw9906-eaaw9906 (2019-08-28)
Recent technological advancements in wearable sensors have made it easier to detect sweat components, but our limited understanding of sweat restricts its application. A critical bottleneck for temporal and regional sweat analysis is achieving uniform, high-throughput fabrication of sweat sensor
Effect of the acceptor moiety on the electrochemical and electrochromic properties of Donor-Acceptor-Donor polymer films.
Triantou D, et al.
International Journal of Electrochemical Science, 10, 3458-3477 (2015)
Guangtao Zhao et al.
Analytica chimica acta, 1073, 39-44 (2019-05-31)
Methods for in-situ measurements of heavy metal ions in coastal sediment pore water to elucidate fine-scale biogeochemical and environmental processes are highly required but have rarely been reported. In this work, an all-solid-state lead-selective microelectrode (Pb2+-ISμE) based on a poly(3,4-ethylenedioxythiophene)-poly(sodium
Guang Yang et al.
Advanced materials (Deerfield Beach, Fla.), 26(29), 4954-4960 (2014-04-11)
Sensitive detection and selective determination of the physiologically important chemicals involved in brain function have drawn much attention for the diagnosis and treatment of brain diseases and neurological disorders. This paper reports a novel method for fabrication of enzyme entrapped-conducting
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