Rectangular-shaped sub-wavelength terahertz beam profiling via an all-optical knife-edge technique
poster
posted on 2023-06-08, 17:52authored bySze Phing Ho, Anna Mazhorova, Mostafa Shalaby, Marco Peccianti, Matteo Clerici, Alessia Pasquazi, Yavuz Ozturk, Jalil Ali, Roberto Morandotti
An all-optical, sub-wavelength terahertz characterization technique based on an ultra-thin-knife-edge is demonstrated employing ultraviolet-pulse to project the blade image on a ZnTe crystal, where the free carriers excited on a blade-shaped area act as field-shield.
This paper was published in OSA Technical Digest 2014 and is made available as an electronic reprint with the permission of OSA. The paper can be found at the following URL on the OSA website: http://www.opticsinfobase.org/abstract.cfm?uri=CLEO_AT-2014-JTh2A.61. Systematic or multiple reproduction or distribution to multiple locations via electronic or other means is prohibited and is subject to penalties under law.