The efficiency of the non resonant two photon (NRTP) isomerizations of stilbenes and 1,4 diphenyl 1,3 butadienes was found to depend strongly on the wavelength of the laser pulses.

• 实验发现,芪,1,4-二苯基1,3-丁二烯等多聚烯化合物的非共振双光子(NRTP)异构化强烈地依赖于光波长。