COMPRESSIBILITY OF SOLID C60

被引:247
作者
FISCHER, JE
HEINEY, PA
MCGHIE, AR
ROMANOW, WJ
DENENSTEIN, AM
MCCAULEY, JP
SMITH, AB
机构
[1] UNIV PENN,RES STRUCT MATTER LAB,PHILADELPHIA,PA 19104
[2] UNIV PENN,DEPT PHYS,PHILADELPHIA,PA 19104
[3] UNIV PENN,DEPT CHEM,PHILADELPHIA,PA 19104
关键词
D O I
10.1126/science.252.5010.1288
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
Room-temperature powder x-ray diffraction profiles have been obtained at hydrostatic pressures P = 0 and 1.2 gigapascals on the solid phase of cubic C60 ("fullerite"). Within experimental error, the linear compressibility d(ln a)/dP is the same as the interlayer compressibility d(ln c)/dP of hexagonal graphite, consistent with van der Waals intermolecular bonding. The volume compressibility -d(ln V)/dP is 7.0 +/- 1 x 10(-12) square centimeter per dyne, 3 and 40 times the values for graphite and diamond, respectively.
引用
收藏
页码:1288 / 1290
页数:3
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