نتایج جستجو برای: electrocatalytic degradation

تعداد نتایج: 155940  

Journal: :Chemical communications 2011
Dehui Deng Liang Yu Xiulian Pan Shuang Wang Xiaoqi Chen P Hu Lixian Sun Xinhe Bao

Crystals of graphite nanosheets, achieved via a simple ball milling approach, show a significant size effect in electrocatalytic activation of oxygen.

Journal: :Coatings 2022

In this study, Ti/SnO2-Sb2Ox-TiO2 electrodes were produced using a sol-enhanced electrodeposition technique from methanesulfonate electrolytes. The surface microstructures of observed, and their phase constituents determined. features analyzed by X-ray photoelectron spectroscopy. Linear sweep voltammetry degradation tests also conducted to determine the performance. results show that addition T...

Journal: :Catalysts 2023

With the acceleration of industrialization, removal refractory organic dyes from water and how to promote its practical application remains a challenge. Herein, we synthesized an FeCo-LDH/LI-NDG composite electrode material by simple laser-induced technique on polyimide films, which could electrocatalytically activate peroxymonosulfate (PMS) completely degrade MB in about 6 min. The reaction ra...

2017
Chaojie Song Jiujun Zhang J. Zhang

Oxygen (O2) is the most abundant element in the Earth’s crust. The oxygen reduction reaction (ORR) is also the most important reaction in life processes such as biological respiration, and in energy converting systems such as fuel cells. ORR in aqueous solutions occurs mainly by two pathways: the direct 4-electron reduction pathway from O2 to H2O, and the 2-electron reduction pathway from O2 to...

Journal: :journal of nanostructures 0
mohammad mazloum-ardakani department of chemistry, faculty of science, yazd university, yazd, iran fatemeh farbod department of chemistry, faculty of science, yazd university, yazd, iran laleh hosseinzadeh department of chemistry, faculty of science, yazd university, yazd, iran

the combination of graphene and nickel oxide nanoparticles yields nanostructured electrochemical sensor formed a novel kind of structurally uniform and electrocatalytic activity material. in cyclic voltammetry studies, in the presence of epinephrine, nickel oxide / graphene  composite modified electrode shows a significantly higher current response for epinephrine oxidation. based on differenti...

Journal: :Chemical communications 2007
Yang-Guang Li Li-Mei Dai Yong-Hui Wang Xin-Long Wang En-Bo Wang Zhong-Min Su Lin Xu

A new double-Keggin-ion-templated, molybdenum-oxide-based organic-inorganic hybrid compound has been hydrothermally synthesized and its electrocatalytic properties investigated.

Journal: :Chemical communications 2009
Ming Wen Haiqing Liu Feng Zhang Yuanzheng Zhu Di Liu Yang Tian Qingsheng Wu

Amorphous FeNiPt nanoparticles with tunable length have for the first time been reported to exhibit excellent electrocatalytic performance in the electrochemical determination of thiols.

2003
G. Blasse

In view of their possible use as electrocatalysts, several oxides with the fluorite or pyrochlore structure were investigated. Part I of this paper deals with the synthesis, characterization and electrical conductivity of these materials. All lanthanide titanates investigated (partly doped with Bi) show the pyrochlore structure and are poor conductors, except for the compounds containing Tb. Fo...

2009
Wei Chen Li-Ping Xu Shaowei Chen

0022-0728/$ see front matter 2009 Elsevier B.V. A doi:10.1016/j.jelechem.2009.03.007 * Corresponding author. E-mail address: [email protected] (S. Che PtRu alloy nanoparticles were prepared by the spontaneous adsorption of Pt(acac)2 on the surface of freshly prepared octanethiolate-protected ruthenium (RuSC8) nanoparticles. UV–vis spectroscopic measurements suggested that the adsorption ...

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