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本帖最后由 细胞海洋 于 2014-7-4 09:24 编辑 ; i6 Y" w# k( M; V) s0 j
4 e2 V4 `) x8 F2014年6月19日 Nature6 l; D2 f8 x1 Y' G
) g' \$ K8 [( {4 y6 M( O: O$ Z* gWater droplets cooling rapidly in vacuum are probed by an intense pulse from a femtosecond X-ray laser before they turn to ice, providing Jonas Sellberg et al. with unique structural information on the deeply supercooled liquid phase in the so-called ‘no-man’s land’, where water’s anomalous properties become strongly enhanced, but where ice forms too quickly for normal measurement techniques to cope. In a second paper Jeremy Palmer et al. explore water in this regime with advanced simulation methods, finding a phase transition between two structurally distinct liquids that could explain many water anomalies. Cover: Gregory Stewart, SLAC National Accelerator Laboratory./ n3 q- }0 q; T# e
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发表于 2014-7-3 20:51
发表于 2014-7-4 14:00
