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Current X-ray lasers require facilities that are kilometres long. A cavity-based set-up about 66 metres in length has been developed that uses highly reflective mirrors to enable the generation of high-intensity pulses of narrow-band X-ray radiation. This promises to overcome the limitations of current X-ray lasers.
。业内人士推荐搜狗输入法2026作为进阶阅读
Nature, Published online: 24 February 2026; doi:10.1038/d41586-026-00298-1
В Липецке местная жительница решила отравить своих детей и покончить с собой. Об этом сообщает Telegram-канал «112».