HIGH SENSITIVE DETERMINATION BY LASER PHOTOACOUSTIC SPECTROSCOPY IN LIQUID  

作　　者：阎宏涛 邓延倬 曾云鹗 

机构地区：[1]Wuhan University

出　　处：《Chinese Science Bulletin》1989年第9期790-791,共2页

基　　金：Project supported by the National Natural Science Foundation of China.

摘　　要：Laser photoacoustic spectroscopy (PAS) in liquid is reported in this letter. A high performance photoacoustic transducer made of complex waveguide material and PZT was developed to detect the PAS signal. The excitation source was an Nd:

关 键 词：transducer waveguide LASER excitation LINEARITY LETTER STRETCHING VIBRATIONAL BENZENE proportional 

分 类 号：N[自然科学总论]