Results 11 to 20 of about 8,133,971 (297)

The Role of Solvated Electrons in Direct Methanol Fuel Cells

open access: yesChemElectroChem, 2023
Direct methanol fuel cells, DMFCs, have for long been considered as a superior alternative to rechargeable batteries for various portable applications with respect to significantly higher theoretical power densities and faster recharging by simply ...
Dr. Mikael Paronen   +2 more
doaj   +1 more source

Modifications on Promoting the Proton Conductivity of Polybenzimidazole-Based Polymer Electrolyte Membranes in Fuel Cells

open access: yesMembranes, 2021
Hydrogen-air proton exchange membrane fuel cells (PEMFCs) and direct methanol fuel cells (DMFCs) are excellent fuel cells with high limits of energy density.
Junyu Chen   +8 more
doaj   +1 more source

Long Term Performance Study of a Direct Methanol Fuel Cell Fed with Alcohol Blends

open access: yesEnergies, 2013
The use of alcohol blends in direct alcohol fuel cells may be a more environmentally friendly and less toxic alternative to the use of methanol alone in direct methanol fuel cells. This paper assesses the behaviour of a direct methanol fuel cell fed with
Eleuterio Mora   +3 more
doaj   +1 more source

Feasibility Research of Underwater Application of Fuel Cell

open access: yes南方能源建设, 2023
[Introduction] In order to further improve the cruising ability of underwater equipment, the high specific energy electric energy system is the key to the problem.
Yongchao NIU   +3 more
doaj   +1 more source

State of the Art of Fuel Cells for Ship Applications [PDF]

open access: yes, 2012
Fuel cells promise to be far more efficient, produce lower or zero emissions, and operate cleaner than conventional internal-combustion engine and gas turbine. They are already used for transportation application (buses, cars and tramways).
HAN, Jingang   +5 more
core   +1 more source

Pt-Ni and Pt-M-Ni (M = Ru, Sn) Anode Catalysts for Low-Temperature Acidic Direct Alcohol Fuel Cells: A Review

open access: yesEnergies, 2017
In view of a possible use as anode materials in acidic direct alcohol fuel cells, the electro-catalytic activity of Pt-Ni and Pt-M-Ni (M = Ru, Sn) catalysts for methanol and ethanol oxidation has been widely investigated.
Ermete Antolini
doaj   +1 more source

Effect of reduced graphene oxide (rGO) in chitosan/Pahae natural zeolite-based polymer electrolyte membranes for direct methanol fuel cell (DMFC) applications

open access: yesMaterials Science for Energy Technologies, 2023
The use of electrolyte membranes for fuel cell applications has grown rapidly, and one of the materials often developed is chitosan. In this study, polymer electrolyte membranes were successfully produced using chitosan and Pahae natural zeolite with the
Yuan Alfinsyah Sihombing   +3 more
doaj   +1 more source

Materializing efficient methanol oxidation via electron delocalization in nickel hydroxide nanoribbon

open access: yesNature Communications, 2020
Development of suitable methanol oxidation reaction catalysts for direct methanol fuel cells is challenging due to sluggish kinetics. Herein, authors show that four-coordinate nickel atoms form charge-transfer orbitals near the Fermi energy level ...
Xiaopeng Wang   +16 more
doaj   +1 more source

A Methanol Concentration Sensor Using Twin Membrane Electrode Assemblies for Direct Methanol Fuel Cells

open access: yesInternational Journal of Electrochemical Science, 2006
A methanol concentration sensor based on twin Nafion membrane electrode assemblies(MEAs)wasconstructed with anodes face to face eliminating the interference ofoxygen in environment. The signalof the sensor was obtained by electro-oxidation of themethanol
Wei Sun   +4 more
doaj   +2 more sources

Short Review: Cu Catalyst for Autothermal Reforming Methanol for Hydrogen Production [PDF]

open access: yes, 2012
Hydrogen is a promising alternative energy sources, hydrogen can be used in fuel cell applications to pro-ducing electrical energy and water as byproduct.
Ho-Shing Wu   +3 more
core   +2 more sources

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