Results 241 to 250 of about 8,133,971 (297)

Recent advances in multi-scale design and construction of materials for direct methanol fuel cells

Nano Energy, 2019
As one of the substitute power sources with low environmental impact and high energy density, direct methanol fuel cells (DMFCs) show great potentials in applications of portable devices, automobiles, and stationary power plants for the easy handling of ...
Zhangxun Xia, Suli Wang, Gongquan Sun
exaly   +2 more sources

Mixed‐Dimensional Pt–Ni Alloy Polyhedral Nanochains as Bifunctional Electrocatalysts for Direct Methanol Fuel Cells

Advances in Materials, 2022
Pt nanocatalysts play a critical role in direct methanol fuel cells (DMFCs) due to their appropriate adsorption/desorption energy, yet suffer from an unbalanced relationship between size‐dependent activity and stability.
T. Xia   +12 more
semanticscholar   +1 more source

Supported bimetallic nanoparticles as anode catalysts for direct methanol fuel cells: A review

, 2021
Direct methanol fuel cell (DMFC) is an environment friendly energy source that transforms chemical energy of methanol oxidation into electrical energy. The Pt- and non-Pt based bimetallic nanoparticles (BMNPs) with electrocatalyst support materials are ...
Akaljot Kaur   +3 more
semanticscholar   +1 more source

A review of g-C3N4 based catalysts for direct methanol fuel cells

, 2021
Direct methanol fuel cells (DMFC) possess numerous advantages for powering portable mobile devices. However, there are still major challenges in their development and commercialization that originates from the anode catalyst responsible for methanol ...
Afdhal Yuda, Anand Kumar
semanticscholar   +1 more source

Polyaniline-based nanocomposites for direct methanol fuel cells (DMFCs) - A Recent Review

, 2021
This review delivers a summary of the recent advances in polyaniline based electrocatalyst for direct methanol fuel cell applications. Today’s world is urging for global energy due to the fossil fuel diminution and ecological contamination which is ...
Suba Lakshmi Madaswamy   +7 more
semanticscholar   +1 more source

Methanol tolerance of atomically dispersed single metal site catalysts: mechanistic understanding and high-performance direct methanol fuel cells

, 2020
Proton-exchange membrane fuel cells (PEMFCs) and direct methanol fuel cells (DMFCs) are promising power sources from portable electronic devices to vehicles.
Qiu-Rong Shi   +11 more
semanticscholar   +1 more source

Molecular sieve as an effective barrier for methanol crossover in direct methanol fuel cells

, 2020
Methanol crossover is still a significant barrier to the commercialization of direct methanol fuel cells with wide-used Nafion® membrane. Herein, molecular sieve is introduced into the design of polymer electrolyte membrane to alleviate methanol ...
Xue-Jing Sun   +5 more
semanticscholar   +1 more source

Dealloyed PtNi-Core–Shell Nanocatalysts Enable Significant Lowering of Pt Electrode Content in Direct Methanol Fuel Cells

ACS Catalysis, 2019
Direct methanol fuel cells (DMFCs) have the major advantage of the high energy density of the methanol (4.33 kWh/l) they use as a liquid fuel, although their costs remain too high due to the high q...
Andreas Glüsen   +8 more
semanticscholar   +1 more source

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