Results 31 to 40 of about 4,708,109 (377)

Device for Controlled Production of Hydrogen

open access: yesHydrogen, 2023
In this work, the production of hydrogen from the sodium borohydride (NaBH4) reaction was studied using an experimental bench test in a passive device operating with or without minimal external energy input.
Alfonso Pozio
doaj   +1 more source

Economic analysis and optimization for bio-hydrogen production from oil palm waste via steam gasification [PDF]

open access: yes, 2017
Biomass steam gasification with in-situ carbon dioxide capture using CaO exhibits good prospects for the production of hydrogen rich gas. In Malaysia, due to abundance of palm waste, it is a good candidate to be used as a feedstock for hydrogen ...
Abdul Mutlab, M.I.   +4 more
core   +1 more source

An Innovative PEMFC Magnetic Field Emulator to Validate the Ability of a Magnetic Field Analyzer to Detect 3D Faults

open access: yesHydrogen, 2023
An original non-invasive methodology of the fuel cell diagnosis is proposed to identify different positions of the faults in Proton Exchange Membrane Fuel Cell (PEMFC) stacks from external magnetic field measurements.
Ali Bawab   +3 more
doaj   +1 more source

Comprehensive Thermodynamic Study of Alkyl-Cyclohexanes as Liquid Organic Hydrogen Carriers Motifs

open access: yesHydrogen, 2023
Alkyl-cyclohexanes can be considered as suitable model compounds to understand the thermochemistry of aromatic compounds and their hydrogenated counterparts discussed as Liquid Organic Hydrogen Carrier systems.
Sergey P. Verevkin   +4 more
doaj   +1 more source

Recent Advances in Electrocatalytic Hydrogen Evolution Using Nanoparticles.

open access: yesChemical Reviews, 2019
Hydrogen fuel is considered as the cleanest renewable resource and the primary alternative to fossil fuels for future energy supply. Sustainable hydrogen generation is the major prerequisite to realize future hydrogen economy.
Jing Zhu   +4 more
semanticscholar   +1 more source

MoS2 nanoparticles grown on graphene: an advanced catalyst for the hydrogen evolution reaction. [PDF]

open access: yesJournal of the American Chemical Society, 2011
Advanced materials for electrocatalytic and photoelectrochemical water splitting are central to the area of renewable energy. In this work, we developed a selective solvothermal synthesis of MoS(2) nanoparticles on reduced graphene oxide (RGO) sheets ...
Yanguang Li   +5 more
semanticscholar   +1 more source

µ-CT Investigation of Hydrogen-Induced Cracks and Segregation Effects in Austenitic Stainless Steel

open access: yesHydrogen, 2023
Hydrogen can drastically degrade the mechanical properties of a variety of metallic materials. The so-called hydrogen environment embrittlement of austenitic CrNi-type steels is usually accompanied by the formation of secondary surface cracks, which can ...
Gero Egels   +3 more
doaj   +1 more source

Enhanced hydrogen storage in Ni/Ce composite oxides [PDF]

open access: yes, 2007
The properties of dried (but not calcined) coprecipitated nickel ceria systems have been investigated in terms of their hydrogen emission characteristics following activation in hydrogen.
Berlouis, Leonard E. A.   +7 more
core   +1 more source

Characteristic of the Pressurized Continuous Bunsen Reaction using HIx Solution

open access: yesMATEC Web of Conferences, 2016
The Sulfur-Iodine thermochemical hydrogen production process (SI process) consists of the Bunsen reaction section, the H2SO4 decomposition section and the HI decomposition section. The HIx solution (HI-I2-H2O) could be recycled to Bunsen reaction section
Kim Jong-Seok   +7 more
doaj   +1 more source

Modeling of Liquid Hydrogen Tank Cooled with Para-Orthohydrogen Conversion

open access: yesHydrogen, 2023
With the accelerating development of liquid-hydrogen storage facilities, the problem of boil-off hydrogen losses becomes very important. A promising method to reduce these losses is to utilize the endothermic para-orthohydrogen conversion of vented ...
Konstantin I. Matveev, Jacob W. Leachman
doaj   +1 more source

Home - About - Disclaimer - Privacy