Title :
Use of PVDF for opto-acoustic detection with the frequency modulated beam of an argon laser
Author :
Benech, Ph ; Morino, C. ; Chenevier, M.
Author_Institution :
Univ. Joseph Fourier, Grenoble, France
fDate :
6/24/1993 12:00:00 AM
Abstract :
A opto-acoustic cell using a piezoelectric polymer (PVDF) is described. The advantages of the cell is the simplicity of use and a very low cost in obtaining an opto-acoustic measurement system. The detection of 254 pg/cm3 of Rhodamine 6 G has been achieved with an argon laser.
Keywords :
conducting polymers; frequency modulation; measurement by laser beam; optical modulation; photoacoustic effect; piezoelectric transducers; Ar laser; PVDF; frequency modulated beam; opto-acoustic detection; opto-acoustic measurement system; piezoelectric polymer;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19930819
