Results 11 to 20 of about 3,729,113 (343)

Revolution in Renewables: Integration of Green Hydrogen for a Sustainable Future

open access: yesEnergies
In recent years, global efforts towards a future with sustainable energy have intensified the development of renewable energy sources (RESs) such as offshore wind, solar photovoltaics (PVs), hydro, and geothermal.
Jimiao Zhang, Jie Li
semanticscholar   +2 more sources

How green are the national hydrogen strategies [PDF]

open access: yesSSRN Electronic Journal, 2022
Since Japan promulgated the world’s first national hydrogen strategy in 2017, 28 national (or regional, in the case of the EU) hydrogen strategies have been issued by major world economies. As carbon emissions vary with different types of hydrogen, and only green hydrogen produced from renewable energy can be zero-emissions fuel, this paper ...
Wenting Cheng, Sora Lee
openaire   +3 more sources

State of the Art Progress in Copper Vanadate Materials for Solar Water Splitting

open access: yesNanomaterials, 2023
The development of a single junction photoelectrode material having specific properties is essential and challenging for the efficient application in solar water splitting for oxygen production and a high value-added product, hydrogen.
Shankara S. Kalanur   +3 more
doaj   +1 more source

Green Hydrogen: Resources Consumption, Technological Maturity, and Regulatory Framework [PDF]

open access: yes, 2023
Current climate crisis makes the need for reducing carbon emissions more than evident. For this reason, renewable energy sources are expected to play a fundamental role. However, these sources are not controllable, but depend on the weather conditions.
Segura Manzano, Francisca   +5 more
core   +1 more source

Safety and health index development for formulated product design: Paint formulation [PDF]

open access: yesE3S Web of Conferences, 2019
Over the years, safety and health effects among consumers due to the exposure of formulated products have been reported. Thus, there is a need for systematic methodologies to assess the safety and health effects of the candidate’s ingredients in the ...
Rafeqah Raslan   +4 more
doaj   +1 more source

Green process for adipic acid synthesis: oxidation by hydrogen peroxide in water micromelusions using Benzalkonium Chloride C12-14 surfactant [PDF]

open access: yes, 2012
Adipic acid was synthesized by the oxidation of cyclohexene using 30% hydrogen peroxide in a microemulsion in the presence of sodium tungstate as catalyst.
Quesada-Peñate, Isariebel   +3 more
core   +1 more source

Comment on “How green is blue hydrogen?”

open access: yesEnergy Science & Engineering, 2022
AbstractThis paper is written in response to the paper “How green is blue hydrogen?” by R. W. Howarth and M. Z. Jacobson. It aims at highlighting and discussing the method and assumptions of that paper, and thereby providing a more balanced perspective on blue hydrogen, which is in line with current best available practices and future plant ...
Matteo C. Romano   +23 more
openaire   +10 more sources

Carbon-Supported High-Loading Sub-4 nm PtCo Alloy Electrocatalysts for Superior Oxygen Reduction Reaction

open access: yesNanomaterials, 2023
Increasing the loading density of nanoparticles on carbon support is essential for making Pt-alloy/C catalysts practical in H2-air fuel cells. The challenge lies in increasing the loading while suppressing the sintering of Pt-alloy nanoparticles.
Linlin Xiang   +4 more
doaj   +1 more source

Green Hydrogen Opportunities for the Caribbean [PDF]

open access: yes, 2022
The decarbonization of the energy, transport, and industrial sectors is an essential part of achieving net-zero CO2 emissions, to limit global warming to 1.5C above pre-industrial levels.
Inter-American Development Bank
core   +1 more source

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