申请人:International Business Machines
Corporation
公开号:EP0482779A2
公开(公告)日:1992-04-29
The present invention relates to materials comprising a polymer, a non-linear chromophore, and a charge transport agent, that exhibit an erasable photorefractive effect. The amorphous photorefractive material can be fabricated into optical devices such as optical wave guides.
本发明涉及由聚合物、非线性发色团和电荷传输剂组成的材料,这种材料具有可擦除的光折射效应。这种非晶光折射材料可制成光波导等光学设备。