Results 61 to 70 of about 311,812 (350)

Electrochemical oxidation of oxalic acid and hydrazinium nitrate on platinum in nitric acid media [PDF]

open access: yes, 2012
Several studies in the literature have investigated the electrochemical effects of oxalic acid and hydrazine on various materials in neutral (pH buffered to 7), basic or weakly acidic media (pH 6).
Féraud, Jean-Pierre   +4 more
core   +2 more sources

Electrochemical detection of bubble oscillation

open access: yesUltrasonics Sonochemistry, 2003
The interaction of a tethered bubble with sound is demonstrated using novel electrochemical characterisation technology. A 25 microm diameter microelectrode, positioned close to the gas/liquid interface is used to monitor the motion of the bubble wall as a function of time in the presence and absence of sonic irradiation.
Watson, Yvonne E.   +2 more
openaire   +3 more sources

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

Research Progress on the Application of Nanoenzyme Electrochemical Sensors for Detecting Zearalenone in Food

open access: yesNanomaterials
Zearalenone (ZEN) is a common mycotoxin widely found in food crops such as corn. The toxicity of ZEN is manifested as multiple hazards to reproduction, genes, cells, and immune systems.
Guoqiang Guan   +5 more
doaj   +1 more source

Polymeric foams as the matrix of voltammetric sensors for the detection of catechol, hydroquinone, and their mixtures [PDF]

open access: yes, 2018
Producción CientíficaPorous electrodes based on polymethylmethacrylate and graphite foams (PMMA_G_F) have been developed and characterized. Such devices have been successfully used as voltammetric sensors to analyze catechol, hydroquinone, and their ...
Fernández Blanco, C.   +4 more
core   +1 more source

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

Smartphone-Based Electrochemical Potentiostat Detection System Using PEDOT: PSS/Chitosan/Graphene Modified Screen-Printed Electrodes for Dopamine Detection

open access: yesSensors, 2020
In this work, a smartphone-based electrochemical detection system was designed and developed for rapid and real-time detection of dopamine (DA).
Xiaoyan Shen, Feng Ju, Guicai Li, Lei Ma
doaj   +1 more source

Glycan-Based Electrochemical Biosensors: Promising Tools for the Detection of Infectious Diseases and Cancer Biomarkers

open access: yesMolecules, 2022
Glycan-based electrochemical biosensors are emerging as analytical tools for determining multiple molecular targets relevant to diagnosing infectious diseases and detecting cancer biomarkers. These biosensors allow for the detection of target analytes at
Danilo Echeverri, Jahir Orozco
doaj   +1 more source

The utility of the nitric oxide electrochemical sensor in biomedical research [PDF]

open access: yes, 2003
In recent years World Precision Instruments Inc. (WPI) produced for commercial use a selective and sensitive electrochemical sensor for the detection of the important biological free radical nitric oxide (NO).
Clark, JB, Hurst, RD
core   +2 more sources

Zeptomole Electrochemical Detection of Metallothioneins

open access: yesPLoS ONE, 2010
Thiol-rich peptides and proteins possess a large number of biological activities and may serve as markers for numerous health problems including cancer. Metallothionein (MT), a small molecular mass protein rich in cysteine, may be considered as one of the promising tumour markers.
Vojtech Adam   +5 more
openaire   +4 more sources

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