Mechanism of reverse saturable absorption in chloro-aluminum phthalocyanine solution studied with Z-scan

被引:41
作者
Wei, TH [1 ]
Huang, TH
Wen, TC
机构
[1] Natl Chung Cheng Univ, Dept Phys, Chiayi, Taiwan
[2] Kaohsiung Med Coll, Dept Chem, Kaohsiung, Taiwan
关键词
D O I
10.1016/S0009-2614(99)01171-9
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
Using the Z-scan technique with 532 nm laser pulses of dual widths in the picosecond regime, we distinguish between two-photon absorption (TPA) and excited state absorption (ESA). To account for reverse saturable absorption in chloroaluminum phthalocyanine dissolved in methanol both TPA and ESA, rather than either one, need be invoked. (C) 1999 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:403 / 410
页数:8
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