Results 11 to 20 of about 197,550 (311)

Hydrogen-Bonded Organic Semiconductors with Long Charge Carrier Lifetimes [PDF]

open access: yes, 2022
Hydrogen bonds are noncovalent interactions able to improve the electronic properties of self-assembled semiconductors. Nevertheless, it is necessary to control the parameters influencing the formation of hydrogen bonds to achieve hierarchical structures
Wakana Matsuda (4011521)   +8 more
core   +1 more source

SUSTAINABILITY ANALYSIS OF HYDROGEN PRODUCTION PROCESSES [PDF]

open access: yes, 2022
Hydrogen is a versatile energy carrier and storage medium that may be employed in a variety of applications. It may be produced using different processes, each one generating a peculiar hydrogen identified by a color.
Fermeglia M.   +4 more
core   +2 more sources

Performance evaluation of the hydrogen-powered prototype locomotive ‘Hydrogen Pioneer’ [PDF]

open access: yes, 2014
The narrow-gauge locomotive ‘Hydrogen Pioneer’, which was developed and constructed at the University of Birmingham, was employed to establish the performance of a hydrogen-hybrid railway traction vehicle.
Roberts, Clive; id_orcid   +5 more
core   +1 more source

Hydrogen-Anion-Induced Carrier Recombination in MAPbI3 Perovskite Solar Cells [PDF]

open access: yes, 2021
Identification and passivation of defect-induced electron–hole recombination centers are currently crucial for improving the efficiency of hybrid perovskite solar cells. Besides general intrinsic defects, experimental reports have indicated that hydrogen
Yuhang Liang   +13 more
core   +1 more source

Renewable Hydrogen Carrier — Carbohydrate: Constructing the Carbon-Neutral Carbohydrate Economy

open access: yesEnergies, 2011
The hydrogen economy presents an appealing energy future but its implementation must solve numerous problems ranging from low-cost sustainable production, high-density storage, costly infrastructure, to eliminating safety concern.
Y.-H. Percival Zhang   +1 more
doaj   +1 more source

Use of hydrogen peroxide and percarbonate to treat chlorinated aromatic hydrocarbon-contaminated soil

open access: yesJournal of Environmental Engineering and Landscape Management, 2014
This study compared treatment methods that utilised a liquid carrier of hydrogen peroxide and a solid carrier, percarbonate, for p-dichlorobenzene, p-chloro-m-cresol and p-chlorothymol degradation in the soil.
Marika Viisimaa, Anna Goi
doaj   +1 more source

Economic impacts of hydrogen as an energy carrier in european countries [PDF]

open access: yes, 2022
S.3201-3211The two objectives of this paper are to identify possible sectoral shifts and employment effects due to the application of hydrogen in the energy system for selected European countries till 2030.
Seydel, P., Wietschel, M.
core   +1 more source

The Role of Support in Formic Acid Decomposition on Gold Catalysts

open access: yesEnergies, 2019
Formic acid (FA) can easily be decomposed, affording molecular hydrogen through a controllable catalytic process, thus attaining great importance as a convenient hydrogen carrier for hydrogen energetics.
Vladimir Sobolev   +2 more
doaj   +1 more source

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

Hydrogen and Usability of Hydrogen Storage Technologies

open access: yesTH Wildau Engineering and Natural Sciences Proceedings, 2021
Science, technology and politics agree: hydrogen will be the energy carrier of the future. It will replace fossil fuels based on a sufficient supply from sustainable energy.
Lutz Giese, Jörg Reiff-Stephan
doaj   +1 more source

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