vrinda sharma

Electron spin resonance sheds light on tin-based perovskite solar cell efficiency

Electron spin resonance sheds light on tin-based perovskite solar cell efficiency

Perovskite solar cells are attracting attention as next-generation solar cells. These cells have high efficiency, are flexible, and can be printed, among other features. However, lead was initially used in their manufacture, and its toxicity has become an environmental issue. Perovskite solar cells are attracting attention as next-generation solar cells. These cells have high efficiency, are…

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Mixing silicon with 2D materials for new energy-efficient semiconductor tech

Mixing silicon with 2D materials for new energy-efficient semiconductor tech

Nanoelectronics deal with extremely small electronic components—transistors, sensors and circuits that can fit on the tip of a needle. This technology powers our everyday lives through devices such as computers, smartphones and medical tools. Nanoelectronics deal with extremely small electronic components—transistors, sensors and circuits that can fit on the tip of a needle. This technology powers…

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More acidic oceans may affect the sex of oysters

More acidic oceans may affect the sex of oysters

Rising carbon dioxide levels affect more than just the climate; they also affect the chemistry of the oceans. When saltwater absorbs carbon dioxide, it becomes acidic, which alters the aquatic animal ecosystem. Rising carbon dioxide levels affect more than just the climate; they also affect the chemistry of the oceans. When saltwater absorbs carbon dioxide, it…

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GeForce RTX 5090 launch supply concerns mount as custom gaming PC builder terms it as “worst” – Notebookcheck.net

GeForce RTX 5090 launch supply concerns mount as custom gaming PC builder terms it as “worst”  Notebookcheck.net Large UK retailer holds “single-digit” stock of GeForce RTX 5090 a week ahead of launch  VideoCardz.com A first look at Nvidia’s flagship RTX 5090 compared to the RTX 4090  The Verge Where to buy RTX 5090: retailers I’d pre-order Nvidia’s latest…

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Mazagon Dock shares surge nearly 6% as MoD moves ahead with submarine plan – The Economic Times

Mazagon Dock shares surge nearly 6% as MoD moves ahead with submarine plan  The Economic Times German TkMS “Wins” Massive Indian AIP Submarine Deal; Defense Ministry Rejects Navantia’s ‘Unproven’ Tech: ANI  EurAsian Times Two firms emerge front-runners as govt begins ₹70K-cr sub deal talks  Hindustan Times Defence ministry disqualifies L&T’s bid, citing non-compliance in Navy’s 70,000 crore submarine…

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Saif Ali Khan Was Admitted 1 Hour 41 Mins After Attack; Khar Home Is 10-15 Mins Away From Lilavati Hospital – News18

Saif Ali Khan Was Admitted 1 Hour 41 Mins After Attack; Khar Home Is 10-15 Mins Away From Lilavati Hospital  News18 Saif Had Injuries In 5 Places, Friend Took Him To Hospital: Medical Report  NDTV Saif Ali Khan was attacked at 2.30 AM, admitted to Lilavati hospital at 4.11 AM by friend Afsar Zaidi: Re  TOI Etimes Saif…

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