研究了超枝化偶氮液晶高分子在脉冲激光辐射下的各向异性取向特性.实验结果表明:在脉冲激光辐射下,偶氮基团沿着垂直于激光的偏振方向取向,并且由于纳秒激光辐射具有强烈的热效应,偶氮基团的取向程度对激光强度变化呈现出独特的抛物线行为.经过在一定温度条件下的加热处理,偶氮基团的取向程度大大增强.
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