Designing advanced catalysts for energy conversion based on urea oxidation reaction

B Zhu, Z Liang, R Zou - Small, 2020 - Wiley Online Library
Urea oxidation reaction (UOR) is the underlying reaction that determines the performance of
modern urea‐based energy conversion technologies. These technologies include …

[HTML][HTML] Rational engineering design of nickel hydroxides for urea oxidation reaction: A mini-review

S Lu, X Zheng, L Fang, F Yin, H Liu - Electrochemistry Communications, 2023 - Elsevier
Abstract Nickel hydroxide (Ni (OH) 2) are promising catalysts for efficient urea oxidation
reactions (UOR), which can address the energy and environmental concerns associated …

Synergistic effect of Cu-doped NiO for enhancing urea electrooxidation: Comparative electrochemical and DFT studies

MA Hefnawy, SA Fadlallah, RM El-Sherif… - Journal of Alloys and …, 2022 - Elsevier
In the present work, Cu-doped NiO is fabricated and synthesized using a microwave-
assisted sol-gel method using different Ni and Cu precursors ratios supported on …

Nonprecious anodic catalysts for low-molecular-hydrocarbon fuel cells: Theoretical consideration and current progress

MA Abdelkareem, ET Sayed, HO Mohamed… - Progress in Energy and …, 2020 - Elsevier
Fuel cells are electrochemical devices that convert chemical energy directly into electrical
energy with high efficiency. The high cost of platinum catalysts and sluggish reaction kinetics …

High-Valent Ni Species Induced by Inactive MoO2 for Efficient Urea Oxidation Reaction

X Huang, R He, S Wang, Y Yang, L Feng - Inorganic Chemistry, 2022 - ACS Publications
The microenvironment tuning of Ni species, a promising non-precious catalyst, is significant
in the energy and environmentally relevant urea electro-oxidation reaction (UOR). Herein …

Performance and application of carbon-based electrocatalysts in direct methanol fuel cell

B Baruah, P Deb - Materials Advances, 2021 - pubs.rsc.org
The growing energy demand with rapid consumption of fossil fuels and continuous rise in
environmental issues have led to the development of an alternative energy conversion …

NiCo layered double hydroxide/hydroxide nanosheet heterostructures for highly efficient electro-oxidation of urea

X Yan, QT Hu, G Wang, WD Zhang, J Liu, T Li… - International Journal of …, 2020 - Elsevier
Urea oxidation is an important reaction for direct urea fuel cells as well as hydrogen
production and/or water remediation via electrolysis using urea-rich wastewater. The key to …

Photo-assisted simultaneous electrochemical detection of multiple heavy metal ions with a metal-free carbon black anchored graphitic carbon nitride sensor

J Hu, Z Li, C Zhai, L Zeng, M Zhu - Analytica Chimica Acta, 2021 - Elsevier
The simultaneous detection of multiple heavy metal ions in solution is an important yet
highly challenging problem. In this work, a metal-free gC 3 N 4/carbon black (CB) composite …

High-performance IN738 superalloy derived from turbine blade waste for efficient ethanol, ethylene glycol, and urea electrooxidation

MA Hefnawy, SS Medany, RM El-Sherif… - Journal of Applied …, 2023 - Springer
In this work, IN738 superalloy used previously in gas turbines was recycled and used as a
working electrode for the electrooxidation of different fuels, namely ethylene glycol, ethanol …

NiO‐MnOx/Polyaniline/Graphite Electrodes for Urea Electrocatalysis: Synergetic Effect between Polymorphs of MnOx and NiO.

MA Hefnawy, SS Medany, RM El‐Sherif… - …, 2022 - Wiley Online Library
In this work, we are enhancing the catalytic activity of the urea electrooxidation (UEO)
process by using the composite of polyaniline (Pani), nickel oxide (NiO), and polymorphs of …