Results 71 to 80 of about 123,852 (383)

Astrocyte‐Guided Maturation of Neural Constructs in a Modular Biosynthetic Hydrogel for Biohybrid Neurotechnologies

open access: yesAdvanced Functional Materials, EarlyView.
A modular biosynthetic PVA–gelatin hydrogel crosslinked via visible‐light thiol‐ene chemistry is engineered as a coating for neural electrodes. Optimizing matrix composition and mechanical properties enables the hydrogel to support astrocytic populations that guide neural differentiation and functional maturation.
Martina Genta   +4 more
wiley   +1 more source

Electrochemical Determination of Nanoparticle Size: Combined Theoretical and Experimental Study for Matrixless Silver Nanoparticles

open access: yesMolecules, 2022
A chronoamperometric procedure for the preparation of silver nanoparticles (AgNPs) in aqueous systems with no extra added stabilizing agents is presented. The uniqueness of the prepared nanoparticle systems was explored by theoretical considerations. The
Monika Adamowska   +2 more
doaj   +1 more source

Customizable Fabrication of 2D and Conformal Multielectrode Arrays for 3D Printed Organotypic Bioelectronic Interfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
Aerosol jet printing enables rapid, customizable fabrication of flexible, fully gold multi‐electrode arrays (MEAs) for organotypic bioelectronic interfaces. The printed MEAs exhibit stable electrochemical performance, cytocompatibility, and functionality in recording and stimulation, including integration with 3D‐printed constructs.
Ernest Cheah   +7 more
wiley   +1 more source

Physiology of purple sulfur bacteria forming macroscopic aggregates in Great Sippewissett Salt Marsh, Massachusetts [PDF]

open access: yes, 1993
Purple bacterial aggregates found in tidal pools of Great Sippewissett Salt Marsh (Falmouth, Cape Cod, MA) were investigated in order to elucidate the ecological significance of cell aggregation. Purple sulfur bacteria were the dominant microorganisms in
Angelica P. Seitz   +23 more
core   +1 more source

A Simple and Rapid Method for Preparing Carbon Nanopore Electrode Ensemble CNEE by Coating A Commercial Glassy Carbon GC Electrode with Chromate

open access: yesHittite Journal of Science and Engineering, 2016
A simple preparation method for carbon nanopore electrode ensemble CNEE was reported. The CNEE consists of a number of pinholes which remain after coating a carbon surface with chromate.
Faruk Gokmese, Ebru Gokmese, Zuhal Emire
doaj   +1 more source

Sulfide Detection by Gold-Amalgam Microelectrodes in Artificial Wastewater

open access: yesChemosensors, 2020
Gold amalgam microelectrodes (GAMEs) have been characterized and successfully calibrated to measure >1.5 mM (30 mg L−1) sulfide in artificial wastewater (AWW) using cathodic stripping voltammetry (CSV).
Jonas M. S. Andrich, Uwe Schröder
doaj   +1 more source

Smart Catheters for Diagnosis, Monitoring, and Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a comprehensive review of smart catheters, an emerging class of medical devices that integrate embedded sensors, robotics, and communication systems, offering increased functionality and complexity to enable real‐time health monitoring, diagnostics, and treatment. Abstract This review explores smart catheters as an emerging class of
Azra Yaprak Tarman   +12 more
wiley   +1 more source

Microelectrode study of pore size, ion size, and solvent effects on the charge/discharge behavior of microporous carbons for electrical double-layer capacitors [PDF]

open access: yes, 2008
The capacitive behavior of TiC-derived carbon powders in two different electrolytes, NEt4BF4 in acetonitrile AN and NEt4BF4 in propylene carbonate PC, was studied using the cavity microelectrode CME technique.
D. Guay   +7 more
core   +3 more sources

First‐in‐human microelectrode recordings from the vagus nerve during clinical vagus nerve stimulation

open access: yesEpilepsia Open
Introduction Vagus nerve stimulation (VNS) is an effective treatment for people with drug‐resistant epilepsy. However, its mechanisms of action are poorly understood, including which nerve fibers are activated in humans during VNS in typical clinical ...
Mikaela Patros   +7 more
doaj   +1 more source

Complex Electron Transfer Pathway at a Microelectrode Captured by in Situ Nanospectroscopy.

open access: yesAnalytical Chemistry, 2017
In the quest for analytical tools which enable the characterization of materials at the nanoscale and under the condition of their operation (in situ, operando), the emerging tip-enhanced Raman spectroscopy (TERS) now enters the spotlight. We demonstrate
Thomas Touzalin   +3 more
semanticscholar   +1 more source

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