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发布时间:2019-03-07 02:06:17来源:未知点击:

Laser power record A trio of lasers, each more powerful than any in existence, is to be built in the Czech Republic, Hungary and Romania by 2015. The beams, which just got the go-ahead from the European Commission, will be used to accelerate particles and to study atomic nuclei and ultra-fast events inside atoms. Each laser’s pulses will pack 10 petawatts (1016 watts). Chernobyl, 25 years on Wildlife is thriving in lakes contaminated by the 1986 Chernobyl disaster,