Results 31 to 40 of about 4,483,134 (295)

Chemical Hydride Slurry for Hydrogen Production and Storage [PDF]

open access: yes, 2008
The purpose of this project was to investigate and evaluate the attractiveness of using a magnesium chemical hydride slurry as a hydrogen storage, delivery, and production medium for automobiles.
McClaine, Andrew W.
core   +1 more source

Palladium based membranes and membrane reactors for hydrogen production and purification:An overview of research activities at Tecnalia and TU/e [PDF]

open access: yes, 2016
In this paper, the main achievements of several European research projects on Pd based membranes and Pd membrane reactors for hydrogen production are reported.
E. Fernandez   +37 more
core   +4 more sources

Carbon Monoxide as an Electron Donor for the Biological Reduction of Sulphate [PDF]

open access: yes, 2010
Several strains of Gram-negative and Gram-positive sulphate-reducing bacteria (SRB) are able to use carbon monoxide (CO) as a carbon source and electron donor for biological sulphate reduction.
Jan Sipma   +7 more
core   +1 more source

Obtaining W – 20wt%Cu Composite Powders from Ammonium Paratungstate and Copper Nitrate Precursors Prepared by High-Energy Ball Milling [PDF]

open access: yesMaterials Research
The aim of this work was to obtain the W-20wt%Cu composite from the precursors powders APT and NCu. The APT-8.54wt%NCu composition was milled for 20 hours and reduced at 700 °C, 750 °C, 800 °C, 850 °C for 30 minutes, and at 800 °C for 60 minutes, all ...
Paulo Sergio Paraguai Santana   +5 more
doaj   +1 more source

Power-to-Hydrogen and Hydrogen-to-X : system Analysis of the techno-economic, legal, and regulatory conditions

open access: yes, 2021
P2X pathway definitions has the aim to clarify terminologies that are often used but with different meanings or intentions which leads to misunderstanding and ambiguity.
Funez, C.   +8 more
core  

The investigation of chemical vapor deposited copper-based niobium films

open access: yesMaterials Research Express, 2021
The deposition of niobium film on copper with excellent superconducting property at low-temperature conditions, used as superconducting radio frequency (SRF) cavity, is a serious and urgent technical problem to be solved at present.
Min Li   +16 more
doaj   +1 more source

A Study on the Stability Fields of Arc Plasma in the HPSR Process

open access: yesMetals, 2020
One of the major challenges for Europe’s future steel production will be minimizing the inherent process emissions in the production of crude steel based on iron ores. In this case, mainly the reduction of CO2 emissions is a focus.
Michael Andreas Zarl   +2 more
doaj   +1 more source

Recovery of Titanium and Aluminum from Secondary Waste Solutions via Ultrasonic Spray Pyrolysis

open access: yesMetals
The synthesis of oxide nanopowders through ultrasonic spray pyrolysis (USP) represents a sustainable method for producing high-purity, spherical particles tailored for advanced material applications.
Srećko Stopić   +6 more
doaj   +1 more source

Reaction Mechanism and Process Control of Hydrogen Reduction of Ammonium Perrhenate

open access: yesMetals, 2020
The preparation of rhenium powder by a hydrogen reduction of ammonium perrhenate is the only industrial production method. However, due to the uneven particle size distribution and large particle size of rhenium powder, it is difficult to prepare high ...
Junjie Tang   +6 more
doaj   +1 more source

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