Results 1 to 10 of about 20,744 (265)

Graphene Oxide-Assisted Dispersion of Carbon Nanotubes in Sulfonated Chitosan-Modified Electrode for Simultaneous Detections of Sodium Nitrite, Hydroquinone, and Catechol

International Journal of Electrochemical Science, 2015
Graphene oxide (GO) and carbon nanotubes (CNT) were dispersed in chitosan (CS) or sulfonated chitosan (sCS) aqueous solution followed by casting films on glassy carbon electrodes (GCE) to investigate the electrocatalytic activities of the films by cyclic
Yeong-Tarng Shieh, Bo-Rung Huang, Min-Lang Tsai   +2 more
doaj   +1 more source

Principles of designing electrocatalysts to boost C–N coupling reactions for urea synthesis

EcoEnergy
The electrocatalytic C–N coupling reaction can achieve green and sustainable urea synthesis as well as CO2 conversion and nitrogen fixation. However, the electrocatalytic C–N coupling reaction still faces challenges such as difficult adsorption and ...
Jingwei Li, Shengkai Li, Yaohao Zhang, Zhao‐Qing Liu   +3 more
doaj   +1 more source

Electrocatalytic Oxidation of Urea on Nickel Electrodeposited Glassy Carbon Electrode

International Journal of Electrochemical Science, 2020
Nickel electrodeposited glassy carbon electrode was prepared and the activity to the electrocatalytic oxidation of urea in an alkaline medium was investigated by cyclic voltammetry.
Mengwei Xue, Zhou Zhou, Benzhi Liu, Jingwen Yu, Shiyuan Qi, Qinpu Liu, Guangqing Liu   +6 more
doaj   +1 more source

Electrocatalytic hydrogen evolution on the noble metal-free MoS2/carbon nanotube heterostructure: a theoretical study

Scientific Reports, 2021
Molybdenum disulfide (MoS2) is considered as a promising noble-metal-free electrocatalyst for the Hydrogen Evolution Reaction (HER). However, to effectively employ such material in the HER process, the corresponding electrocatalytic activity should be ...
Farhad Keivanimehr, Sajjad Habibzadeh, Alireza Baghban, Amin Esmaeili, Ahmad Mohaddespour, Amin Hamed Mashhadzadeh, Mohammad Reza Ganjali, Mohammad Reza Saeb, Vanessa Fierro, Alain Celzard   +9 more
doaj   +1 more source

Preparation of melamine-Ni-Cu nanocomposite as a promising catalytic substrate for methanol electrooxidation [PDF]

شیمی کاربردی روز
Melamine is a nitrogen-rich compound. Its composite with transition metals has an electron-rich structure and increases electrocatalytic activity and charge transfer.
Mohammad Ali Kamyabi, Javad Azizi
doaj   +1 more source

Engineering Electrocatalytic Microcells for Two-Dimensional Materials

Cell Reports Physical Science, 2020
Summary: Profiting from intriguing structures and electronic properties, two-dimensional (2D) materials garner increasing attention in energy fields, electrocatalysis in particular.
Xiaohui Zhu, Chenyang Wang, Lei Fu
doaj   +1 more source

Effect of the Electrodeposition Potential of Platinum on the Catalytic Activity of a Pt/GC Catalyst Toward Formic Acid Electro−Oxidation

International Journal of Electrochemical Science, 2020
The electrocatalytic activity of platinum (Pt)–modified glassy carbon (GC) (referred as Pt/GC) electrodes toward the formic acid electro−oxidation (FAO) was investigated. The Pt deposition on the GC substrate was carried out by a potentiostatic technique
Islam M. Al-Akraa, Bilquis Ali Al-Qodami, Ahmad M. Mohammad   +2 more
doaj   +1 more source

Effect of nickel and selenium co-doping on molybdenum disulfide structure and its electrochemical activity in polysulfide electrolyte

Materials Research Express
The development of a low-cost, and highly effective platinum (Pt)-free counter electrode (CE) that is highly stable towards polysulfide electrolyte presents a substantial challenge.
Bayisa Batu Kasaye, Megersa Wodajo Shura, Solomon Tiruneh Dibaba   +2 more
doaj   +1 more source

Advanced electrochemical techniques for characterizing electrocatalysis at the single-particle level

Carbon Neutrality, 2023
Electrocatalytic technologies play a vital role in the advancement of hydrogen energy and other renewable green energy sources, with nanocatalysts gaining significant attention due to their size-dependent electrocatalytic activity and broad applications.
Hongmei Li, Yong Guo, Zhaoyu Jin
doaj   +1 more source

Synthesis of Au-modified Reduced Graphene Oxide Supported Pd-Ni nanocomposites and electrocatalytic activity for propane-1,3-diol oxidation

International Journal of Electrochemical Science, 2018
A Reduced Graphene Oxide-Supported Pd-Ni nanocomposite (Pd1Ni4/RGO) was prepared by simultaneous chemical reduction, on the surface of which a small amount of Au nanoparticles were subsequently deposited via potentiontatic deposition to obtain an Au ...
Xudong Huang, Tianci Niu, Yujie Shi, Yan Jiang   +3 more
doaj   +1 more source