Results 21 to 30 of about 23,462 (281)

Liquid Organic Hydrogen Carriers: High-throughput Screening of Homogeneous Catalysts [PDF]

open access: yes, 2023
In the times of an ever-increasing rate of global warming and rapidly depleting fossil fuels, renewable sources of energy are attracting vast attention and numerous efforts have been directed towards achieving a hydrogen-based economy over the past few ...
Gaurav, Vishwakarma, Johannes, Hachmann
core   +1 more source

Main-group catalysis for H2 purification based on liquid organic hydrogen carriers [PDF]

open access: yes, 2022
Molecular hydrogen (H2) has been hailed as one of the most important energy carriers of the future, based on its high gravimetric energy density and the low environmental impact of its combustion product.
Takahiro, Asada   +3 more
core   +1 more source

Reversible dehydrogenation and rehydrogenation of cyclohexane and methylcyclohexane by single-site platinum catalyst

open access: yesNature Communications, 2022
Developing highly efficient and reversible hydrogenation-dehydrogenation catalysts shows great promise for hydrogen storage technologies. Here the authors develop a highly efficient and reversible de/rehydrogenation single-site platinum catalyst which ...
Luning Chen   +13 more
doaj   +1 more source

Hydrogen Road Transport Analysis in the Energy System: A Case Study for Germany through 2050

open access: yesEnergies, 2021
Carbon-free transportation is envisaged by means of fuel cell electric vehicles (FCEV) propelled by hydrogen that originates from renewably electricity. However, there is a spatial and temporal gap in the production and demand of hydrogen.
Markus Reuß   +5 more
doaj   +1 more source

Hydrogen Carriers: Scientific Limits and Challenges for the Supply Chain, and Key Factors for Techno-Economic Analysis

open access: yesEnergies, 2023
Hydrogen carriers are one of the keys to the success of using hydrogen as an energy vector. Indeed, sustainable hydrogen production exploits the excess of renewable energy sources, after which temporary storage is required. The conventional approaches to
Davide Clematis   +4 more
doaj   +1 more source

Hydrogen economy, energy, and liquid organic carriers for its mobility [PDF]

open access: yes, 2022
The World hydrogen economy refers to the structure of hydrogen production and its utilization as a primary energy carrier. One of the major keys for the development of hydrogen economy is safe, economical, and compact hydrogen storage.
Singh, M, Singh, R, Gautam, S
core   +1 more source

A New Zealand Perspective on Hydrogen as an Export Commodity: Timing of Market Development and an Energy Assessment of Hydrogen Carriers

open access: yesEnergies, 2021
Hydrogen is currently receiving significant attention and investment as a key enabler of defossilised global energy systems. Many believe this will eventually result in the international trade of hydrogen as a commodity from countries with significant ...
James T. Hinkley
doaj   +1 more source

The Role of the Metal in the Catalytic Reactions of Hydrogenation–Dehydrogenation of Polycyclic Hydrocarbons for Hydrogen Storage

open access: yesMetals, 2022
The design of benign and safe hydrogen storage systems is the priority in the development of new energy carriers. The storage of hydrogen in a liquid or compressed state, as well as in metal hydrides and adsorbents, depends on pressure and temperature ...
Leonid M. Kustov, Alexander N. Kalenchuk
doaj   +1 more source

Ethylene glycol as an efficient and reversible liquid-organic hydrogen carrier [PDF]

open access: yesNature Catalysis, 2019
Hydrogen has long been regarded as an ideal alternative clean energy vector to overcome the drawbacks of fossil technology. However, the direct utilization of hydrogen is challenging, due to low volumetric energy density of hydrogen gas and potential safety issues.
You-Quan Zou   +4 more
openaire   +2 more sources

Analysis of Liquid Organic Hydrogen Carrier Systems

open access: yesJohnson Matthey Technology Review, 2022
Liquid organic hydrogen carriers (LOHCs) provide attractive opportunities for hydrogen storage and transportation. In this study, a detailed examination of the most prominent LOHCs is performed, with a focus on their properties and scope for successful process implementation, as well as catalytic materials used for the hydrogenation and dehydrogenation
Emma Southall, Liliana Lukashuk
openaire   +1 more source

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