Title :
Using THz frequency combs generated from unstabilized femtosecond lasers for near- and far-field characterization of GHz and THz emitters
Author :
Füser, Heiko ; Bieler, Mark ; Geise, Alexander
Author_Institution :
Phys.-Tech. Bundesanstalt, Braunschweig, Germany
Abstract :
We report spatially resolved measurements of frequency, phase, and amplitude of GHz and THz emitters employing an unstabilized THz frequency comb. Different detection methods are compared regarding accuracy and invasiveness.
Keywords :
high-speed optical techniques; optical harmonic generation; GHz emitters; THz emitters; detection methods; far-field characterization; near-field characterization; unstabilized THz frequency comb; unstabilized femtosecond lasers; Antenna measurements; Earth Observing System; Frequency measurement; Measurement by laser beam; Phase measurement; Spatial resolution; Ultrafast optics;
Conference_Titel :
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2012 37th International Conference on
Conference_Location :
Wollongong, NSW
Print_ISBN :
978-1-4673-1598-2
Electronic_ISBN :
2162-2027
DOI :
10.1109/IRMMW-THz.2012.6380180
