| Author(s): |
Kevin O. Knabe; Fabrizio R. Giorgetta; Nathan R. Newbury; Chris Armacost; Michael Radunsky; Sam Crivello; Timothy Day; Paul A. Williams; |
| Title: |
Comb-assisted swept laser spectroscopy with a mode-hop free tunable external cavity QCL |
| Published: |
May 01, 2012 |
| Abstract: |
We demonstrate sub-MHz spectral resolution of N2O absorption spectra acquired with a swept external-cavity quantum cascade laser (QCL) over 0.87 THz. The QCL frequency is monitored by sum -frequency generation with an optical fiber frequency comb. |
| Proceedings: |
CLEO 2012, the Conference on Lasers and Electro-Optics |
| Pages: |
2 pp. |
| Location: |
San Jose, CA |
| Dates: |
May 6-11, 2012 |
| Keywords: |
comb-assisted spectroscopy; mid-infrared; optical frequency comb; N2O; quantum cascade laser frequency metrology |
| Research Areas: |
Optoelectronics |
