Researchers investigated the internal properties of low-cost materials used in perovskite solar cells, which are attracting attention for their high efficiency, using electron spin resonance (ESR) to analyze these materials at a microscopic level. The results clarify the underlying causes for reduced device performance, despite high local charge mobility, offering critical insights for designing improved solar cells.
source https://www.sciencedaily.com/releases/2024/11/241106132634.htm
Pharmaceuticals face 100% tariffs in US - unless firms strike a deal
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The order does not affect generic medicines, the most commonly used in the
US.
source
https://www.bbc.com/news/articles/cx29kke01gpo?at_medium=RSS&at_camp...
20 hours ago
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