Results 11 to 20 of about 623 (163)

Synthesis of novel p-n heterojunction photocatalyst from ZnO nanorod and Cu2O nanoparticles for degradation of Paraoxon insecticide under visible light irradiation [PDF]

open access: yesJournal of Water and Environmental Nanotechnology, 2023
In the current work, a novel ZnO-Cu2O heterojunction was synthesized from ZnO nanorods and Cu2O nanoparticles via hydrothermal route and was applied for the first time as a visible light active photocatalyst for decomposition of Paraoxon insecticide ...
Ghader Hosseinzadeh
doaj   +1 more source

The Impact of Ultraviolet Illumination on the Initial Atmospheric Corrosion of the Copper Covered by (NH4)2SO4 Thin Electrolyte Layer

open access: yesInternational Journal of Electrochemical Science, 2015
This research analyzed the impact of ultraviolet illumination on the initial atmospheric corrosion of the copper using a thin electrolyte layer containing (NH4)2SO4 through X-ray diffraction (XRD), electrochemical impedance spectroscopy (EIS ...
Qing Li Cheng   +4 more
doaj   +1 more source

Diffusivity of Point Defects in the Passive Film on Stainless Steel

open access: yesInternational Journal of Electrochemistry, 2011
The semiconductor properties of passive films formed on AISI 316 stainless steel in sulfuric acid solution were studied by employing Mott-Schottky analysis in conjunction with the point defect model.
A. Fattah-alhosseini   +2 more
doaj   +1 more source

Rare‐Earth Lanthanum Tailoring Mott–Schottky Heterojunction by Sulfur Vacancy Modification as a Bifunctional Electrocatalyst for Zinc–Air Battery

open access: yesSmall Structures, 2023
Zinc–air battery (ZAB) has considerable potential to be applied in the energy storage field. The main commercial electrocatalysts are Pt/C and RuO2, which are expensive and cannot possess good bifunctional electrocatalytic activities including oxygen ...
Zhou Yang   +9 more
doaj   +1 more source

Low barrier height in a ZnO nanorods/NbSe2 heterostructure prepared by van der Waals epitaxy

open access: yesAPL Materials, 2021
Two-dimensional (2D) materials as contacts for semiconductor devices have attracted much attention due to minimizing Fermi level pinning. Schottky–Mott physics has been widely employed to design 2D material-based electrodes and to elucidate their contact
Yeonhoo Kim   +7 more
doaj   +1 more source

Effect of plasma process on n-GaN surface probed with electrochemical short loop

open access: yesPower Electronic Devices and Components, 2023
Plasma etching treatments are important steps in GaN-based devices fabrication, but can create defects on GaN surfaces. These surface defects can strongly alter device performances.
Carole Pernel   +4 more
doaj   +1 more source

Scaling of flat band potential and dielectric constant as a function of Ta concentration in Ta-TiO2 epitaxial films

open access: yesAIP Advances, 2011
Electrochemical impedance spectroscopy measurements of pulsed laser deposited single crystal anatase TiO2 thin films with various concentrations of Ta substituting for Ti were carried out.
Y. L. Zhao   +9 more
doaj   +1 more source

Effect of in situ Ion NitrideTreatment on the Corrosion Behavior of Titanium

open access: yesInternational Journal of Electrochemical Science, 2018
Ion nitriding was applied to titanium grade Ⅱ(TA2) to observe the impact it had on corrosion behavior of Titanium structures. X-ray diffraction, potentiodynamic polarization, electrochemical impedance spectroscopy and Mott-Schottky were used to study the
Zhenwei Yan   +4 more
doaj   +1 more source

Propiedades semiconductoras del óxido de Ti sobre sustratos vidrio/Ti y chapa de Ti en contacto con una solución de 0,5 M de HClO4

open access: yesTecnología y Ciencia, 2022
El estudio de la interfase semiconductor/electrolito tiene aplicaciones en la producción de celdas solares fotoelectroquímicas. Las propiedades semiconductoras de un semiconductor de tipo n pueden ser evaluadas mediante el modelo de Mott-Schottky cuando ...
Santiago Décima   +3 more
doaj   +1 more source

Mott–Schottky and Morphologic Analysis of Poly(Pyrrole-N-Propionic Acid) in various electrolyte systems

open access: yesInternational Journal of Electrochemical Science, 2015
In this study, pyrrole-N-propionic acid (PPA) was electrochemically polymerized on a glassy carbon electrode (GCE) in various electrolytes (NaClO4, Et4NBF4, Bu4NClO4,and Bu4NPF6) using cyclic voltammetry (CV). The structure and morphology of the modified
Tolga Karazehir   +2 more
doaj   +1 more source

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