Results 181 to 190 of about 24,073 (302)

Zinc Isotopes Reveal Cross‐Border Transport of Coal Combustion Pollutants Across the Himalayas During the Summer Monsoon

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract The Himalayas form a major atmospheric barrier between South Asia and Tibetan Plateau, yet cross‐barrier transport of anthropogenic metals remains poorly constrained. We use moss δ66Zn along a 750–4,100 m a.s.l. south‐north transect in Motuo to trace pollution sources and transport processes. On the southern slope, trace metals (Zn, Pb, As, Ni,
Xiaoyu Jiao   +5 more
wiley   +1 more source

Mechanochemical Upcycling of Polyvinylidene Fluoride: Lewis Acid Induced Generation of Sodium Aluminium Fluorides

open access: yesChemSusChem, Volume 19, Issue 12, 26 June 2026.
A solvent‐free mechanochemical process to upcycle PVDF waste into sodium aluminium fluorides, which are essential for aluminium production, was developed. By ball milling PVDF with AlCl3 and NaCl, the polymer degrades into chiolite and graphitic materials. Subsequent calcination then yields cryolite.
Minh Bui   +9 more
wiley   +1 more source

Sustainable Photovoltaics: Optimising Material Consumption, Cost and Environmental Performance Through Smart Sustainability Approaches for Crystalline Silicon Solar Photovoltaics

open access: yesSolar RRL, Volume 10, Issue 11, 15 June 2026.
A sustainability framework shows that photovoltaics can simultaneously improve material security, reduce costs, and improve environmental performance. Updated learning curves reveal declining material intensity and emissions alongside rising energy return on investment, EROI (> 25).
Moonyong Kim   +8 more
wiley   +1 more source

Virtual energy shortage risk to trade network in China. [PDF]

open access: yesFundam Res
Wang H   +6 more
europepmc   +1 more source

Toward Carbon Neutrality: Pathways and Challenges in Green Steel Production

open access: yescScience, Volume 2, Issue 2, June 2026.
ABSTRACT Steel, a cornerstone of modern civilization and economic growth, has experienced exponential production growth, resulting in substantial carbon emissions owing to reliance on fossil‐based reducing agents and fuels. Although conventional steelmaking methods have improved, achieving the climate targets outlined in the Paris Agreement requires ...
Xianfeng Hu   +3 more
wiley   +1 more source

Electric Arc Metallothermic Smelting of FeCr Using FeAlSiCa as a Reductant. [PDF]

open access: yesMaterials (Basel)
Makhambetov Y   +8 more
europepmc   +1 more source

Carbon Dioxide Uptake and Storage in Construction Materials: Mechanisms, Theoretical Capacity, and Global Potential

open access: yescScience, Volume 2, Issue 2, June 2026.
ABSTRACT The construction sector constitutes a major source of global carbon dioxide emissions, and cement production contributes substantially via fuel combustion and limestone decomposition. These challenges have encouraged the incorporation of carbon dioxide into construction materials through mineralization.
Liyuan Chen, Aidong Yang
wiley   +1 more source

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