By solving the time-dependent Schro¨dinger equation, the dependence of photoelectron energy spectra on the binding ener......

Poly[2-methoxy-5-(2’-ethyl-hexyloxy)-1,4-phenylene vinylene](MEH-PPV)solutions with different concen-trations were prep......

本文尝试从汉易学所主张的“易一名而含三义”义理出发，来考察《周易参同契》所蕴含的易学思想。从“易简”之义看，《参同契》突出了......