SHEAR ALIGNED LECITHIN REVERSE MICELLES - A SMALL-ANGLE NEUTRON-SCATTERING STUDY OF THE ANOMALOUS WATER-INDUCED MICELLAR GROWTH

被引:45
作者
SCHURTENBERGER, P
MAGID, LJ
PENFOLD, J
HEENAN, R
机构
[1] UNIV TENNESSEE,DEPT CHEM,KNOXVILLE,TN 37996
[2] RUTHERFORD APPLETON LAB,DIV NEUTRON SCI,DIDCOT OX11 0QX,OXON,ENGLAND
关键词
D O I
10.1021/la00102a016
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
We present results from a small-angle neutron scattering study of shear-aligned viscoelastic reverse micellar solutions of lecithin in isooctane. We obtain direct evidence for the presence of cylindrical reverse micelles and a water-induced anisotropic growth in these solutions. A substantial increase of the micellar contour length L with increasing water to lecithin molar ratio w(o) can be observed.
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页码:1800 / 1803
页数:4
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