Results 91 to 100 of about 157,639 (286)

Electrochemical System for Determination of Esmolol Hydrochloride Using Square Wave Adsorptive Stripping Voltammetry

open access: yesInternational Journal of Electrochemical Science, 2016
A simple, validated, sensitive and reliable electrochemical method for determination of esmolol hydrochloride (ESM) has been described. The cathodic behavior of ESM onto a hanging mercury drop electrode (HMDE) was evaluated using phosphate buffer of pH 7.
Maha F. El-Tohamy, Nawal A. Alarfaj
doaj   +1 more source

Probing Electrocatalyst Design for Product Selectivity in CO2 Reduction

open access: yesAdvanced Science, EarlyView.
Selective CO2 electroreduction is controlled by catalyst structure, dynamic surface reconstruction, adsorbate interactions, and reaction microenvironment. This review summarizes Cu‐ and non‐Cu‐based catalysts, single‐atom and molecular systems, degradation pathways, and operando/computational strategies for steering CO2RR toward hydrocarbons ...
Suvodeep Sen   +5 more
wiley   +1 more source

Review of Electroanalytical-Based Approaches for the Determination of Benzodiazepines

open access: yesBiosensors, 2019
The benzodiazepine class of drugs are characterised by a readily electrochemically reducible azomethine group. A number are also substituted by other electrochemically active nitro, N-oxide, and carbonyl groups, making them readily accessible to ...
Kevin C. Honeychurch
doaj   +1 more source

A nano-carbon electrode optimized for adsorptive stripping voltammetry: Application to detection of the stimulant selegiline in authentic saliva [PDF]

open access: yes, 2018
A multilayer Carbon Black (CB) modified Glassy Carbon Electrode (GCE) is proposed, developed and optimized for Adsorptive Stripping Voltammetry (AdSV).
Hatem M.A. Amin   +2 more
core   +1 more source

Ferroelectric Catalysts in the Hydrogen Evolution Reaction: A Perspective

open access: yesAdvanced Science, EarlyView.
This perspective summarizes recent advances in ferroelectric (FE) catalysts for the hydrogen evolution reaction (HER). It first introduces HER fundamentals and FE mechanisms, then classifies FE catalysts into single‐phase, single‐atom‐modified, heterostructured, and other engineered types, with representative examples.
Rongxuan Lu   +6 more
wiley   +1 more source

Adsorptive stripping voltammetry in lipophilic vitamins determination

open access: yesPotravinarstvo Slovak Journal of Food Sciences, 2016
The aim of this contribution was to check if adsorptive stripping differential pulse voltammetry (AdSDPV) is suitable tool for sensitive simultenous electrochemical detection of lipophilic vitamins. Retinol (vitamin A1), cholecalciferol (vitamin D3), α-tocopherol (vitamin E) and phylloquinone (vitamin K1) were selected as representatives.
Milan Sýs   +3 more
openaire   +1 more source

Determination of heavy metals on macro- and micro-electrodes by adsorptive cathodic stripping voltammetry and anodic stripping voltammetry

open access: yes, 1999
This thesis describes the application of macro, micro, ultra-microelectrodes and microelectrode arrays to the measurement of trace concentrations of nickel and cobalt in sediment and natural waters by adsorptive cathodic stripping voltammetric methods ...
Hadjichari, Andrew Michael
core  

The use of nano-carbon as an alternative to multi-walled carbon nanotubes in modified electrodes for adsorptive stripping voltammetry

open access: yes, 2012
We report the advantageous use of nano-carbon black as a much cheaper alternative to multiwalled carbon nanotubes as an electrode modifier for use in adsorptive stripping voltammetry.
Aldous, Leigh   +2 more
core   +1 more source

Studies on Counter Electrode Materials in Aqueous Zinc Half‐Cell Configurations

open access: yesAdvanced Science, EarlyView.
Coulombic efficiency is a key metric for zinc reversibility in aqueous zinc‐ion batteries, but its reliability in zinc half‐cells is strongly influenced by poorly understood counter‐electrode materials. By systematically comparing Cu, Ti, stainless steel, and Al to identify reactions associated with current collectors, we find that Ti is the metal ...
Peiming Chen   +4 more
wiley   +1 more source

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