X-RAY-DIFFRACTION STUDY ON AQUEOUS LITHIUM-CHLORIDE SOLUTION IN THE TEMPERATURE-RANGE 138-373-K

被引:60
作者
YAMANAKA, K [1 ]
YAMAGAMI, M [1 ]
TAKAMUKU, T [1 ]
YAMAGUCHI, T [1 ]
WAKITA, H [1 ]
机构
[1] FUKUOKA UNIV,FAC SCI,DEPT CHEM,NANAKUMA,JONAN KU,FUKUOKA 81401,JAPAN
关键词
D O I
10.1021/j100143a051
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
X-ray scattering measurements on an aqueous solution of LiCl with molar ratio [H2O]/[LiCI] = 5 have been performed in the temperature range 138-373 K. Our attention is focused on the effect of temperature on microscopic structures of hydrated Li+ and Cl- from the high-temperature liquid state to the glassy state. It is shown that with lowering temperature the water-water correlation within the hydration shell of Li+ decreases, while the hydration shell of Cl- is more structured in the supercooled and glassy states. This structural change with temperature is discussed together with previously reported Raman and neutron inelastic scattering results on the basis of hydrogen bonds related to ion-water and water-water interactions.
引用
收藏
页码:10835 / 10839
页数:5
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