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Time-Resolved Fluorescence Study of C60 Solution |
SONG Jie;LI Feiming;QIAN Shixiong;LI Yufen;PENG Wenji;ZHOU Jianying;YU Zhenxin |
Department of Physics, Fudan University, Shanghai 200433
Ultrafast Laser Spectroscopy Laboratory, Zhongshan University, Guangzhou 510275 |
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Cite this article: |
SONG Jie, LI Feiming, QIAN Shixiong et al 1994 Chin. Phys. Lett. 11 137-140 |
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Abstract Using a picosecond excitation source and a time-resolved streak camera detection system, the time-resolved fluorescence spectra of purified C60 have been recorded from toluene solution at room temperature. A fluorescence peak at about 730nm was detected and its lifetime was directly determined to be 1.1±0.1 ns. Two fluorescence peaks obtained from the mixture of C60 and C70 at 676 and 696nm were mainly related to C70 content.
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Keywords:
33.50.-j
36.40.+d
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Published: 01 March 1994
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PACS: |
33.50.-j
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(Fluorescence and phosphorescence; radiationless transitions, quenching (intersystem crossing, internal conversion))
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36.40.+d
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