The water dipole moment in water clusters

被引:645
作者
Gregory, JK
Clary, DC
Liu, K
Brown, MG
Saykally, RJ
机构
[1] UNIV CAMBRIDGE,DEPT CHEM,CAMBRIDGE CB2 1EW,ENGLAND
[2] UNIV LONDON UNIV COLL,DEPT CHEM,LONDON WC1H 0AJ,ENGLAND
[3] UNIV CALIF BERKELEY,DEPT CHEM,BERKELEY,CA 94720
关键词
D O I
10.1126/science.275.5301.814
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
The average dipole moment of a water molecule in the condensed phase is enhanced by around 40 percent relative to that of an isolated monomer. This enhancement results from the large polarization caused by the electric field induced by surrounding monomers, A quantitative molecular description of this polarization is essential for modeling aqueous solvation phenomena. This combined theoretical and experimental study of dipole moments in small water clusters provides such a description and also gives insights into the structure of liquid water.
引用
收藏
页码:814 / 817
页数:4
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