Based on the circular dichroism theory,using the testing system of a temperature regulating device built in laboratory and with the theories of density matrix perturbation and Debye in quantum field,the thermal effect on the circular dichroism of K2Cr2O7 dissolved in an organic solvent is researched,and the number of absorption particles is 1018/mL in the solution.

Ultrasonic nondestructive evaluation on bond quality of SRM interface based on second harmonic technique;

Theoretical and experimental research on the second harmonic of focused ultrasound in layered biological media;

Idler second harmonic generation in femtosecond BBO optical parametric amplification;