Nanoscale hydrophobic interaction and nanobubble nucleation

被引:90
作者
Koishi, T
Yoo, S
Yasuoka, K
Zeng, XC [1 ]
Narumi, T
Susukita, R
Kawai, A
Furusawa, H
Suenaga, A
Okimoto, N
Futatsugi, N
Ebisuzaki, T
机构
[1] Univ Nebraska, Dept Chem, Lincoln, NE 68588 USA
[2] RIKEN, Adv Comp Ctr, Computat Sci Div, Wako, Saitama 3510198, Japan
[3] Keio Univ, Dept Mech Engn, Yokohama, Kanagawa 2238522, Japan
[4] RIKEN Genom Sci Ctr, Bioinformat Grp, High Performance Biocomp Res Team, Yokohama, Kanagawa 2440804, Japan
基金
美国国家科学基金会;
关键词
D O I
10.1103/PhysRevLett.93.185701
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report large-scale atomistic simulation of midrange nanoscale hydrophobic interaction, manifested by the nucleation of nanobubble between nanometer-sized hydrophobes at constrained equilibrium. When the length scale of the hydrophobes is greater than 2 nm, the nanobubble formation shows hysteresis behavior resembling the first-order transition. Calculation of the potential of mean force versus interhydrophobe distance provides a quantitative measure of the strength of the nanoscale hydrophobic interaction.
引用
收藏
页码:185701 / 1
页数:4
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