Presentation Abstract

Session: THz QCLS
Thursday, May 20, 2010, 2:30 PM - 4:15 PM
Presentation Type: CLEO Contributed
Presentation: CThU2 - Development of Tunable Terahertz Wire Lasers
Pres. Time: Thursday, May 20, 2010, 3:00 PM - 3:15 PM
Location: Room A6
Category: CLEO 03. Semiconductor Lasers
Author(s): Qi Qin1, Benjamin Williams1,2, Sushil Kumar1, Qing Hu1, John L. Reno3; 1Dept. of Electrical Engineering and Computer Science and Res. Lab of Electronics, MIT, USA, 2Dept. of Electrical Engineering, Univ. of California at Los Angeles, USA, 3Sandia Natl. Labs, Ctr. of Integrated Nanotechnologies, USA.
Abstract: We report a novel tuning mechanism based on a “wire-laser” with subwavelength transverse dimensions(w<<lambda). By manipulating the waveguided mode propagating outside the cavity, frequency tuning of ~137GHz(3.6%) is demonstrated from a single-laser device at ~3.8THz.


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