Title :
Study of terahertz zone plates with integrated cross-shape apertures
Author :
Minkevicius, L. ; Madeikis, K. ; Voisiat, B. ; Mekys, A. ; Venckevicius, R. ; Kasalynas, I. ; Raciukaitis, G. ; Valusis, G. ; Tamosiunas, V.
Author_Institution :
Center for Phys. Sci. & Technol., Vilnius, Lithuania
Abstract :
Zone plates with integrated band-pass filters were designed numerically via finite-difference time-domain technique and demonstrated experimentally at 0.76 THz frequency applying Fourier spectroscopy and optically pumped molecular terahertz laser.
Keywords :
band-pass filters; finite difference methods; integrated optics; microwave photonics; optical design techniques; optical pumping; submillimetre wave lasers; terahertz wave imaging; zone plates; Fourier spectroscopy; band-pass filters; finite-difference time-domain technique; frequency 0.76 THz; integrated cross-shape apertures; optically pumped molecular terahertz laser; terahertz zone plates; Band-pass filters; Focusing; Laser beams; Laser excitation; Optical filters; Resonant frequency;
Conference_Titel :
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2013 38th International Conference on
Conference_Location :
Mainz
DOI :
10.1109/IRMMW-THz.2013.6665673
