Coherent radio-frequency detection for narrowband direct comb spectroscopy
| dc.contributor.author | Anstie, J. | |
| dc.contributor.author | Perrella, C. | |
| dc.contributor.author | Light, P. | |
| dc.contributor.author | Luiten, A. | |
| dc.date.issued | 2016 | |
| dc.description.abstract | We demonstrate a scheme for coherent narrowband direct optical frequency comb spectroscopy. An extended cavity diode laser is injection locked to a single mode of an optical frequency comb, frequency shifted, and used as a local oscillator to optically down-mix the interrogating comb on a fast photodetector. The high spectral coherence of the injection lock generates a microwave frequency comb at the output of the photodiode with very narrow features, enabling spectral information to be further down-mixed to RF frequencies, allowing optical transmittance and phase to be obtained using electronics commonly found in the lab. We demonstrate two methods for achieving this step: a serial mode-by-mode approach and a parallel dual-comb approach, with the Cs D1 transition at 894 nm as a test case. | |
| dc.description.statementofresponsibility | James D. Anstie, Christopher Perrella, Philip S. Light, and Andre N. Luiten | |
| dc.identifier.citation | Optics Express, 2016; 24(4):4088-4096 | |
| dc.identifier.doi | 10.1364/OE.24.004088 | |
| dc.identifier.issn | 1094-4087 | |
| dc.identifier.issn | 1094-4087 | |
| dc.identifier.orcid | Perrella, C. [0000-0002-6140-9323] | |
| dc.identifier.orcid | Light, P. [0000-0003-3873-7991] | |
| dc.identifier.orcid | Luiten, A. [0000-0001-5284-7244] | |
| dc.identifier.uri | http://hdl.handle.net/2440/99119 | |
| dc.language.iso | en | |
| dc.publisher | Optical Society of America | |
| dc.rights | © 2016 Optical Society of America | |
| dc.source.uri | https://doi.org/10.1364/oe.24.004088 | |
| dc.title | Coherent radio-frequency detection for narrowband direct comb spectroscopy | |
| dc.type | Journal article | |
| pubs.publication-status | Published |
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