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Physics
Research team succeeds in ultra-fast switching of tiny light source
Intense light pulses in the terahertz range separate the charged, emissive trions into individual electrons and neutral excitons. Credit: Giuseppe Meneghini Ultrathin materials consisting of just a few atomic layers hold promise for applications in electronics and quantum technology. An international team led by the Technical University of Dresden has made remarkable progress in experiments carried out at the Helmholtz…
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Biology
Seabird “food theft” could be source of deadly avian flu
Credit: Kindel Media from Pexels The deadly H5N1 avian influenza virus, which has killed millions of birds around the world since 2021 and can rarely infect humans, could spread through the food-stealing behaviour of some seabirds. A study published in the journal Conservation Letters suggests that food theft, also known as “kleptoparasitism,” in which some seabirds such as frigatebirds and…
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