Results 41 to 50 of about 1,660,710 (190)

Deposition, Characterization and Electrochemical Properties of Permanganate-Based Coating Treatments Over ZE41 Mg-Zn-Rare Earth Alloy

International Journal of Electrochemical Science, 2013
Rare-earth ZE41 alloy possesses unique mechanical properties. However, the sharp potential difference between the rare-earth phases (cathode) inside the Mg matrix (anode) results in building up micro-electrochemical cells and enhancing galvanic corrosion.
Abdel Salam Hamdy, H.M. Hussien
doaj   +1 more source

Probing Electrocatalyst Design for Product Selectivity in CO2 Reduction

Advanced Science, EarlyView.
Selective CO2 electroreduction is controlled by catalyst structure, dynamic surface reconstruction, adsorbate interactions, and reaction microenvironment. This review summarizes Cu‐ and non‐Cu‐based catalysts, single‐atom and molecular systems, degradation pathways, and operando/computational strategies for steering CO2RR toward hydrocarbons ...
Suvodeep Sen, Bapan Biswas, Apinya Ngoipala, Julia Wiktor, Ujjwal Pal, Shalini Singh   +5 more
wiley   +1 more source

Microstructural and Corrosion Properties of Ti-to-Zr Dissimilar Alloy Joints Brazed with a Zr-Ti-Cu-Ni Amorphous Filler Alloy

Metals, 2021
Titanium and Zircaloy-4 dissimilar alloys were brazed with a zirconium-titanium-copper-nickel amorphous filler alloy, and the resulting joint structures as well as their corrosion properties were examined.
Si-Young Lee, Hyun-Jun Lee, Jong-Hee Baek, Sung Soo Park, Jung Gu Lee   +4 more
doaj   +1 more source

Safety of Sodium‐Ion Batteries: Evaluation and Perspective from Component Materials to Cells, Modules, and Packs

Advanced Energy Materials, EarlyView.
This review provides a bottom‐up evaluation of sodium‐ion battery safety, linking material degradation mechanisms, cell engineering parameters, and module/pack assembly. It emphasizes that understanding intrinsic material stability and establishing coordinated engineering control across hierarchical levels are vital for preventing degradation coupling ...
Won‐Gwang Lim, Seoa Kim, Erik A. Wu, Darren H. S. Tan, Shawn Peng, Xiaolin Li   +5 more
wiley   +1 more source

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

Advanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu, Huaping Zhao, Lizhuang Chen, Weidong Shi, Guosheng Shao, Yong Lei   +5 more
wiley   +1 more source

Dual‐Function Electrocatalysis: Simultaneous Wastewater Remediation and Hydrogen Evolution—A Comprehensive Review

Carbon Energy, EarlyView.
Replacing the oxygen evolution reaction with the electro‐oxidation of pollutants and waste streams offers an energy‐efficient route for simultaneous hydrogen production and pollutant remediation. This review summarizes the reaction mechanisms, catalyst design principles, and emerging paired‐electrolysis strategies that govern activity, selectivity ...
Safa Al‐Yahyaey, Rashid Al‐Hajri, Ala'a H. Al‐Muhtaseb, Hussein A. Younus, Mohammed Al‐Abri   +4 more
wiley   +1 more source

Elucidating the effect of titanium alloying on the pitting corrosion of ferritic stainless steel

Journal of Materials Research and Technology
Ferritic stainless steels have been utilized in marine atmosphere and are found to be susceptible to pitting corrosion in our field investigation. Alloying is an important to modify the passive film on the surface and improve the pitting corrosion ...
Menghao Liu, Bo Liu, Zeqing Ni, Cuiwei Du, Xiaogang Li   +4 more
doaj   +1 more source

Effect of Extrusion Direction on Microstructure and Corrosion Behavior of Rare Earth doped AZ91 Alloy

International Journal of Electrochemical Science, 2021
By studying the changes in the grain size of α-Mg matrix, the distribution and size of the intermetallic phases in the transverse and longitudinal sections of the extruded AZ91 alloy with 1.0% (La, Ce) mischmetal (MM) addition, in combination with the ...
Xiaoyu Fu, Ruiling Jia, Feng Guo, Wen Ma, Huixia Zhang, Jian Hou   +5 more
doaj   +1 more source

One hundred years of teaching, research, and innovation in chemical engineering at the Faculty of Chemistry, National Autonomous University of Mexico (UNAM): Birthplace and enduring leadership of the discipline in Mexico

The Canadian Journal of Chemical Engineering, EarlyView.
The teaching of chemical engineering in Mexico started in 1925 at the Faculty of Chemistry (FQ) of the National Autonomous University of Mexico (UNAM). Academic institutions, research centres, chemical companies, technological developments, highly trained personnel, and scientific contributions are part of the legacy from FQ‐UNAM.
Patricia Pérez‐Salinas, Alberto Rosas‐Aburto, Martín G. Hernández‐Luna, Aida Gutiérrez‐Alejandre, Eduardo Vivaldo‐Lima   +4 more
wiley   +1 more source

Improving the corrosion resistance of an ultra-lightweight BCC Mg-Li-Zn alloy via controlling the microstructure by heat treatment

Journal of Magnesium and Alloys
Microstructure and corrosion resistance of an as-cast Mg-14Li-8Zn (in wt. %, LZ148) alloy subjected to solid solution treatment (T4) and aging treatment (T6) were investigated.
Zhipei Tong, Chuanqiang Li, Dahui Liang, Mincong Chen, Yong Dong, Dong Bian, Changjian Yan, En-Hou Han   +7 more
doaj   +1 more source