{"corpus_id":46856042,"paper_sha":"ff9b46b249f205d1b6c415c8a67f4e6ead3eeaae","doi":"10.1364/OE.25.004688","arxiv_id":null,"pmid":28380740,"pmcid":null,"mag_id":2589602010,"dblp_id":null,"acl_id":null,"title":"Frequency comb assisted two-photon vibrational spectroscopy.","year":2017,"publication_date":"2017-03-06","venue":"Optics Express","journal":{"name":"Optics express","pages":"\n          4688-4699\n        ","volume":"25 5"},"journal_issn":null,"journal_title":null,"publication_types":["JournalArticle"],"pubmed_pub_types":["Journal Article"],"s2_fields_of_study":["Materials Science","Medicine","Physics"],"reference_count":38,"citation_count":10,"influential_citation_count":0,"is_open_access":false,"arxiv_categories":null,"arxiv_license":null,"arxiv_journal_ref":null,"mesh_headings":null,"chemicals":null,"comments_corrections":null,"source_flags":5,"s2_open_access_pdf_url":null,"s2_open_access_landing_url":null,"s2_open_access_license":null,"s2_open_access_status":null,"pmc_open_access_pdf_url":null,"pmc_open_access_landing_url":null,"pmc_open_access_license":null,"pmc_open_access_status":null,"unpaywall_open_access_pdf_url":null,"unpaywall_open_access_landing_url":null,"unpaywall_open_access_license":null,"unpaywall_open_access_status":null,"abstract":"We report a setup for high-resolution two-photon spectroscopy using a mid-infrared continuous wave optical parametric oscillator (CW-OPO) and a near-infrared diode laser as the excitation sources, both of which are locked to fully stabilized optical frequency combs. The diode laser is directly locked to a commercial near-infrared optical frequency comb using an optical phase-locked loop. The near-infrared frequency comb is also used to synchronously pump a degenerate femtosecond optical parametric oscillator to produce a fully stabilized mid-infrared frequency comb. The beat frequency between the mid-infrared comb and the CW-OPO is then stabilized through frequency locking. We used the setup to measure a double resonant two-photon transition to a symmetric vibrational state of acetylene with a sub-Doppler resolution and high signal-to-noise ratio.","claims":[{"public_id":"cl_32782506e95a5ca9ab86cc2e3aa53519","status":"active","text":"A high-resolution two-photon spectroscopy setup uses a mid-infrared continuous wave optical parametric oscillator and a near-infrared diode laser as excitation sources locked to fully stabilized optical frequency combs.","confidence":0.96,"contributors":[{"id":136,"public_id":"3c2apqe3ut","public_label":"Anonymous (3c2apqe3ut)","roles":["extraction"],"url":"https://sah.borca.ai/u/3c2apqe3ut"},{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["review"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"url":"https://sah.borca.ai/claims/cl_32782506e95a5ca9ab86cc2e3aa53519"},{"public_id":"cl_f4a2eaadbfdb79d74a161d55a61345fd","status":"active","text":"The beat frequency between the mid-infrared comb and 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