Title :
Fourier transform in THz measurements of refractive index
Author :
Witkowski, Jerzy S. ; Jarzab, Przemyslaw ; Nowak, Kacper ; Wilk, Rafal ; Mikulics, Martin ; Plinski, Edward F.
Author_Institution :
Wroclaw Univ. of Technol., Wroclaw, Poland
Abstract :
A Fourier Transform is applied to the coherent detection signal in the THz photomixer arrangement. The method is used in measurements of a refractive index of plastic materials.
Keywords :
Fourier transform optics; plastics; refractive index; terahertz wave detectors; Fourier transform; coherent detection signal; photomixer arrangement; plastic materials; refractive index; terahertz measurements; Arm; Diode lasers; Fourier transforms; Laser beams; Laser excitation; Optical materials; Optical mixing; Optical refraction; Optical variables control; Refractive index;
Conference_Titel :
Infrared, Millimeter, and Terahertz Waves, 2009. IRMMW-THz 2009. 34th International Conference on
Conference_Location :
Busan
Print_ISBN :
978-1-4244-5416-7
Electronic_ISBN :
978-1-4244-5417-4
DOI :
10.1109/ICIMW.2009.5324686
