C_（60）／PMMA的单重态激发态吸收光限幅研究  

Optical Limiting in C 60 /PMMA Composite Based on Singlet Excited State Absorption

作　　者：宋瑛林[1] 李峰[1] 王瑞波[1] 李淳飞[1] 

机构地区：[1]哈尔滨工业大学应用物理系

出　　处：《光学学报》1996年第10期1534-1536,共3页Acta Optica Sinica

摘　　要：研究了Ｃ６０／ＰＭＭＡ对波长５３２ｎｍ，脉冲宽度为２１ｐｓ的脉冲激光的限幅特性，并应用三能级模型进行了理论模拟。Optical limiting of C 60 /PMMA is studied by using 21 ps laser pulse at 532 nm, and the three level model is used for simulation. The results show that the optical limiting is caused by the singlet excited state absorption.

关 键 词：PMMA 单重态 激发态吸收 光限幅 碳60 

分 类 号：O635.1[理学—高分子化学] O621.22[理学—化学]