A SUM-FREQUENCY STUDY OF THE 2-DIMENSIONAL PHASE-TRANSITION IN A MONOLAYER OF UNDECANOL ON WATER

被引:64
作者
BRAUN, R [1 ]
CASSON, BD [1 ]
BAIN, CD [1 ]
机构
[1] UNIV OXFORD,PHYS & THEORET CHEM LAB,OXFORD OX1 3QZ,ENGLAND
关键词
D O I
10.1016/0009-2614(95)01041-7
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Sum-frequency (SF) vibrational spectra are presented of monolayers of 1-undecanol on water in the vicinity of the first-order phase transition at 28 degrees C. A combined analysis of SF and ellipsometric data permits the calculation of the molecular tilt and area per molecule in the high-temperature phase. The SF spectra demonstrate that the monolayer remains highly conformationally ordered above the phase transition.
引用
收藏
页码:326 / 334
页数:9
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