Scientific Results – CNR – Istituto Nazionale di Ottica

Direct link of a mid-infrared quantum cascade laser to a frequency comb by optical injection

Year: 2012

Authors: Borri S., Bartalini S., Galli I., Cappelli F., Bismuto A., Cancio P., Giusfredi G., Mazzotti D., Faist J., De Natale P.

Autors Affiliation: CNR-INO – Istituto Nazionale di Ottica, Largo E. Fermi 6, 50125 Firenze FI, Italy; LENS – European Laboratory for Non-linear Spectroscopy, Via Carrara 1, 50019 Sesto Fiorentino FI, Italy; Dipartimento di Fisica, Universit� di Firenze, Via Sansone 1, 50125 Firenze FI, Italy; Institut f�r Quantenelektronik, Eidgen�ssische Techniche Hochshule Z�rich (ETHZ), Z�rich, CH-8072, Switzerland

Abstract: A room-temperature mid-infrared QCL is injection-locked by a narrow-linewidth comb-linked nonlinear source. The QCL reproduces the injected radiation within ∼94%, with a frequency noise reduction of 3-4 orders of magnitude. � 2012 OSA.

Conference title: 2012 Conference on Lasers and Electro-Optics, CLEO 2012
Place: San Jose, CA; United States; 6-11 May 2012

KeyWords: Direct links; Frequency combs; Frequency noise; Injection locked; Mid-infrared quantum cascade; Midinfrared; Nonlinear source; Optical injection; Orders of magnitude; Room temperature, Infrared devices; Noise abatement; Quantum cascade lasers, Lasers