ABSORPTION-SPECTRUM OF GAS-PHASE C60 IN THE 200-400 NM REGION

被引:20
作者
GONG, QH [1 ]
SUN, YX [1 ]
HUANG, ZW [1 ]
ZHU, XH [1 ]
GU, ZN [1 ]
QIANG, D [1 ]
机构
[1] BEIJING UNIV,DEPT CHEM,BEIJING 100871,PEOPLES R CHINA
关键词
D O I
10.1088/0953-4075/27/9/003
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Gas phase C60 was produced in a stainless-steel heat-pipe oven and its absorption spectrum was studied with a high pressure hydrogen discharge lamp. Three absorption peaks were found at 327.7 nm, 253.5 nm and 206.9 nm. The corresponding absorption cross sections were determined to be (4.9 +/- 0.8) x 10(-16) cm2, (1.9 +/- 0.3) x 10(-15) cm2 and (2.4 +/- 0.4) x 10(-15) cm2, respectively. The dependence of UV absorption on the temperature in the range from 400-degrees-C to 830-degrees-C was also determined.
引用
收藏
页码:L199 / L201
页数:3
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