Title :
THz photonic crystal quantum-cascade lasers: Frequency tuning during lasing operation
Author :
Benz, A. ; Brandstetter, M. ; Deutsch, C. ; Fasching, G. ; Unterrainer, K. ; Andrews, A.M. ; Klang, P. ; Schrenk, W. ; Strasser, G.
Author_Institution :
Photonics Inst. & Center for Micro- & Nanostruct., Vienna Univ. of Technol., Vienna, Austria
Abstract :
We present a new tuning scheme for THz quantum-cascade lasers based on active photonic crystal (PhC) resonators. An injected gas changes the resonance condition of the PhC and thereby the emission frequency of the device.
Keywords :
laser cavity resonators; laser tuning; microwave photonics; photonic crystals; quantum cascade lasers; THz photonic crystal quantum-cascade lasers; emission frequency; frequency tuning; lasing operation; photonic crystal resonators; Laser tuning; Optical resonators; Photonic crystals; Quantum cascade lasers; Refractive index; Resonant frequency;
Conference_Titel :
Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on
Conference_Location :
Rome
Print_ISBN :
978-1-4244-6655-9
DOI :
10.1109/ICIMW.2010.5612618
