Results 111 to 120 of about 2,111,174 (298)

Carbon paste electrodes bulk-modified with carbon nanotubes and chemically oxidized carbon nanotubes for the determination of hydrogen peroxide

open access: yes, 2014
Carbon paste electrodes (graphite/paraffin oil) bulk-modified with multiwalled carbon nanotubes (MWCNT) and chemically oxidized MWCNT (O-MWCNT) were used as sensors for the hydrodynamic chronoamperometric determination of hydrogen peroxide (H2O2 ...
Kalcher Kurt   +13 more
core   +1 more source

chemically-modified electrode

open access: yes
Citation: 'chemically-modified electrode' in the IUPAC Compendium of Chemical Terminology, 5th ed.; International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.09106 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for ...
openaire   +1 more source

Dimensionality‐Driven Interfacial Electronic Coupling in Carbon‐Supported Gd‐CuO Catalysts for Selective CO2 Electroreduction to Ethylene

open access: yesAdvanced Functional Materials, EarlyView.
The 2D carbon‐supported Gd–CuO exhibits strong interfacial electronic coupling, abundant oxygen vacancies, and highly exposed active sites, enabling efficient CO enrichment and C─C coupling toward selective and durable CO2‐to‐C2H4 conversion. ABSTRACT Copper‐based catalysts are promising for electrochemical CO2 reduction toward value‐added chemicals ...
Xueya Zhu   +11 more
wiley   +1 more source

Two-Step Chronoamperometric Determination of Antioxidant Capacity of Water Extracts from Medicinal Plants

open access: yesEngineering Proceedings
Medicinal plants contain a wide range of bioactive compounds including antioxidants. Thus, the evaluation of the antioxidant capacity of medicinal plant extracts used in phytotherapy is of practical interest.
Yuliya Lukonina, Guzel Ziyatdinova
doaj   +1 more source

Optimizing NiMo Electrocatalyst Coatings for Hydrogen Evolution in Alkaline Electrolysis With The Machine Learning‐Guided Autonomous Platform CatBot

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a closed‐loop optimization workflow integrating CatBot, an automated synthesis and testing system, to discover NiMo hydrogen‐evolution catalysts. CatBot synthesised and evaluated 228 unique samples, identifying the best performing catalysts for transfer to nickel‐foam electrodes. The best candidate is highly active, reaching 1 Acm−2${
Paolo Vincenzo Freiesleben de Blasio   +7 more
wiley   +1 more source

Combined ATR-SEIRAS and EC-STM study of the immobilization of laccase on chemically modified Au electrodes

open access: yes, 2012
The successive steps of laccase immobilization on chemically modified Au electrodes were monitored using ATR-SEIRAS and in situ STM. Successful covalent immobilization of the enzyme on Au electrodes modified by a mixed aminophenyl-mercaptohexanol adlayer
Pita, Marcos   +7 more
core   +1 more source

An Adaptive Inhibitory WSe2 Transistor for Retinomorphic In‐Sensor Image Processing

open access: yesAdvanced Functional Materials, EarlyView.
Conventional retinomorphic devices typically require deliberate gate‐bias tuning for each illumination condition. In this paper, we demonstrate an adaptive inhibitory WSe2 transistor that uses photo‐induced regime shift between the subthreshold and accumulation modes to achieve decision‐free, intensity‐adaptive image processing within a single pixel ...
Juhwan Baek   +12 more
wiley   +1 more source

Biomimetic sensors for HbA1c [PDF]

open access: yes, 2010
Diabetes mellitus is a growing health problem worldwide. Suitable long-term control and management of this disease are enabled by determination of glycated haemoglobin (HbA1c) in blood. The results are given as %HbA1c of total haemoglobin.
Biela, Anna
core   +1 more source

New trends on modified electrodes: Applications to drug analysis

open access: yes, 1986
It is shown that activity in the area of chemically modified electrodes continues at a high level. This topic is increasing in popularity with a large research field on the incorporation of electroactive groups into a variety of conductive films.
Patriarche, Gaston, G.J. Patriarche
core   +1 more source

Effects of LLZO Microstructure Porosity, LLZO/Li‐Metal Interfacial Polarization Resistance, and Applied Areal Current Density on Li‐Metal Dendrite Formation in LLZO Bilayer Symmetric Cells

open access: yesAdvanced Functional Materials, EarlyView.
The effects of solid‐state electrolyte architecture and electrolyte/electrode interfacial polarization resistance on Critical Current Density and the risks for “interfacial” and “internal” Li‐metal dendrite formation were investigated in simulations of FIB‐reconstructed porous‐dense Li7La3Zr2O12 (LLZO) “bilayers”, providing insight for full cells ...
Tanner R. Hamann   +2 more
wiley   +1 more source

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