Organic molecules, such as azobenzene chromophores, would induce lots of interesting optical nonlinear effects of polymer, for example, birefringence, dichroism, even change of surface relief.

• 对于有机分子而言，如偶氮苯类染料分子，在光泵浦下会引起聚合物有趣的光学非线性效应，如双折射，双色性，甚至表面形貌改变。