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.
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，这一点在夫子中也有详细论述
The mini factory will make semiconductors in space
Canadian government demands safety changes from OpenAI
The US authorized the departure of non-emergency personnel and family members from Israel due to "safety risks".