Results 141 to 150 of about 5,262,125 (338)

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira   +4 more
wiley   +1 more source

Good economics, bad economics, and European economics [PDF]

open access: yes
The editors of Kyklos have asked the question: Is there a European economics? This short essay tries to give an answer by first trying to provide a framework for a sensible answer in economics, and then following suit by illustrating how in the context ...
Backhaus,Jürgen G.
core   +1 more source

Eco‐Efficient Processing and Refining Routes for Secondary Raw Materials from Silicon Ingot and Wafer Manufacturing

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The ICARUS project developed pilot‐scale processes to recover and refine secondary raw materials from silicon photovoltaic (PV) ingot and wafer manufacturing waste. Silicon kerf, graphite, and silica residues are purified into high‐value inputs for the PV value chain and beyond.
Martin Bellmann   +18 more
wiley   +1 more source

Effectiveness of ESG-principles in the corporate sector of economics

open access: diamond, 2023
I. V. Manaeva   +2 more
openalex   +2 more sources

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