| Author(s): |
Kevin O. Knabe; Paul A. Williams; Fabrizio R. Giorgetta; Chris Armacost; Michael Radunsky; Nathan R. Newbury; |
| Title: |
Frequency Characterization of an External-Cavity Quantum Cascade Laser at 4.5 υm using a Frequency Comb |
| Published: |
January 25, 2012 |
| Abstract: |
We measure the frequency noise spectrum of a free-running external-cavity quantum cascade laser at 4.5 υm through sum frequency generation with a fiber frequency comb. |
| Conference: |
Laser Applications to Chemical, Security and Environmental Analysis (LACSEA) |
| Proceedings: |
Proceedings of Laser Applications to Chemical, Security and Environmental Analysis |
| Pages: |
3 pp. |
| Location: |
San Diego, CA |
| Dates: |
January 29-February 1, 2012 |
| Keywords: |
quantum cascade laser; frequency comb; heterodyne; supercontinuum; frequency noise; sum frequency generation |
| Research Areas: |
Optoelectronics, Laser Physics |
