{"id":"https://openalex.org/W2963098984","doi":"https://doi.org/10.3390/s19143202","title":"A Sensitive Carbon Monoxide Sensor Based on Photoacoustic Spectroscopy with a 2.3 \u03bcm Mid-Infrared High-Power Laser and Enhanced Gas Absorption","display_name":"A Sensitive Carbon Monoxide Sensor Based on Photoacoustic Spectroscopy with a 2.3 \u03bcm Mid-Infrared High-Power Laser and Enhanced Gas Absorption","publication_year":2019,"publication_date":"2019-07-20","ids":{"openalex":"https://openalex.org/W2963098984","doi":"https://doi.org/10.3390/s19143202","mag":"2963098984","pmid":"https://pubmed.ncbi.nlm.nih.gov/31330789"},"language":"en","primary_location":{"id":"doi:10.3390/s19143202","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s19143202","pdf_url":"https://www.mdpi.com/1424-8220/19/14/3202/pdf?version=1563609596","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/19/14/3202/pdf?version=1563609596","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113194653","display_name":"Shunda Qiao","orcid":"https://orcid.org/0000-0001-8709-0915"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shunda Qiao","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081165078","display_name":"Yufei Ma","orcid":"https://orcid.org/0000-0002-9788-7984"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yufei Ma","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China"],"raw_orcid":"https://orcid.org/0000-0002-9788-7984","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101048200","display_name":"Ying He","orcid":"https://orcid.org/0000-0002-8728-352X"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying He","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100738015","display_name":"Xin Yu","orcid":"https://orcid.org/0000-0002-3901-1335"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Yu","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100332416","display_name":"Zhonghua Zhang","orcid":"https://orcid.org/0000-0002-2883-4459"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhonghua Zhang","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076939563","display_name":"Frank K. Tittel","orcid":"https://orcid.org/0000-0003-2245-7565"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Frank K. Tittel","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Rice University, 6100 Main Street, Houston, TX 77005, USA"],"raw_orcid":"https://orcid.org/0000-0003-2245-7565","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Rice University, 6100 Main Street, Houston, TX 77005, USA","institution_ids":["https://openalex.org/I74775410"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5081165078"],"corresponding_institution_ids":["https://openalex.org/I204983213"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":1.3607,"has_fulltext":true,"cited_by_count":16,"citation_normalized_percentile":{"value":0.77798805,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"19","issue":"14","first_page":"3202","last_page":"3202"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11111","display_name":"Spectroscopy and Laser Applications","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11111","display_name":"Spectroscopy and Laser Applications","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11588","display_name":"Atmospheric and Environmental Gas Dynamics","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11667","display_name":"Advanced Chemical Sensor Technologies","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/carbon-monoxide","display_name":"Carbon monoxide","score":0.801284909248352},{"id":"https://openalex.org/keywords/photoacoustic-spectroscopy","display_name":"Photoacoustic spectroscopy","score":0.7667679190635681},{"id":"https://openalex.org/keywords/photoacoustic-imaging-in-biomedicine","display_name":"Photoacoustic imaging in biomedicine","score":0.6691114902496338},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.6154327988624573},{"id":"https://openalex.org/keywords/infrared","display_name":"Infrared","score":0.5898829102516174},{"id":"https://openalex.org/keywords/absorption","display_name":"Absorption (acoustics)","score":0.5556130409240723},{"id":"https://openalex.org/keywords/infrared-spectroscopy","display_name":"Infrared spectroscopy","score":0.5408203601837158},{"id":"https://openalex.org/keywords/laser","display_name":"Laser","score":0.5398151278495789},{"id":"https://openalex.org/keywords/absorption-spectroscopy","display_name":"Absorption spectroscopy","score":0.5267131924629211},{"id":"https://openalex.org/keywords/spectroscopy","display_name":"Spectroscopy","score":0.5261059403419495},{"id":"https://openalex.org/keywords/carbon-dioxide-sensor","display_name":"Carbon dioxide sensor","score":0.5246836543083191},{"id":"https://openalex.org/keywords/analytical-chemistry","display_name":"Analytical Chemistry (journal)","score":0.4512532949447632},{"id":"https://openalex.org/keywords/tunable-diode-laser-absorption-spectroscopy","display_name":"Tunable diode laser absorption spectroscopy","score":0.42792731523513794},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.393002986907959},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.31578707695007324},{"id":"https://openalex.org/keywords/carbon-dioxide","display_name":"Carbon dioxide","score":0.28185826539993286},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.2447916865348816},{"id":"https://openalex.org/keywords/tunable-laser","display_name":"Tunable laser","score":0.21420079469680786},{"id":"https://openalex.org/keywords/environmental-chemistry","display_name":"Environmental chemistry","score":0.10321244597434998},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09604838490486145},{"id":"https://openalex.org/keywords/organic-chemistry","display_name":"Organic chemistry","score":0.06252118945121765}],"concepts":[{"id":"https://openalex.org/C512735826","wikidata":"https://www.wikidata.org/wiki/Q2025","display_name":"Carbon monoxide","level":3,"score":0.801284909248352},{"id":"https://openalex.org/C2777286522","wikidata":"https://www.wikidata.org/wiki/Q900415","display_name":"Photoacoustic spectroscopy","level":3,"score":0.7667679190635681},{"id":"https://openalex.org/C54932901","wikidata":"https://www.wikidata.org/wiki/Q7187705","display_name":"Photoacoustic imaging in biomedicine","level":2,"score":0.6691114902496338},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6154327988624573},{"id":"https://openalex.org/C158355884","wikidata":"https://www.wikidata.org/wiki/Q11388","display_name":"Infrared","level":2,"score":0.5898829102516174},{"id":"https://openalex.org/C125287762","wikidata":"https://www.wikidata.org/wiki/Q1758948","display_name":"Absorption (acoustics)","level":2,"score":0.5556130409240723},{"id":"https://openalex.org/C153642686","wikidata":"https://www.wikidata.org/wiki/Q70906","display_name":"Infrared spectroscopy","level":2,"score":0.5408203601837158},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.5398151278495789},{"id":"https://openalex.org/C119824511","wikidata":"https://www.wikidata.org/wiki/Q13553575","display_name":"Absorption spectroscopy","level":2,"score":0.5267131924629211},{"id":"https://openalex.org/C32891209","wikidata":"https://www.wikidata.org/wiki/Q483666","display_name":"Spectroscopy","level":2,"score":0.5261059403419495},{"id":"https://openalex.org/C113803762","wikidata":"https://www.wikidata.org/wiki/Q5037960","display_name":"Carbon dioxide sensor","level":3,"score":0.5246836543083191},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.4512532949447632},{"id":"https://openalex.org/C103324678","wikidata":"https://www.wikidata.org/wiki/Q592333","display_name":"Tunable diode laser absorption spectroscopy","level":4,"score":0.42792731523513794},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.393002986907959},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.31578707695007324},{"id":"https://openalex.org/C530467964","wikidata":"https://www.wikidata.org/wiki/Q1997","display_name":"Carbon dioxide","level":2,"score":0.28185826539993286},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.2447916865348816},{"id":"https://openalex.org/C97749803","wikidata":"https://www.wikidata.org/wiki/Q3753940","display_name":"Tunable laser","level":3,"score":0.21420079469680786},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.10321244597434998},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09604838490486145},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.06252118945121765},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.0},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s19143202","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s19143202","pdf_url":"https://www.mdpi.com/1424-8220/19/14/3202/pdf?version=1563609596","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:31330789","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/31330789","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:b576b52b4a134ac29de908aaa0691a22","is_oa":true,"landing_page_url":"https://doaj.org/article/b576b52b4a134ac29de908aaa0691a22","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 19, Iss 14, p 3202 (2019)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:5649437","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6679288","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:mdpi.com:/1424-8220/19/14/3202/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s19143202","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s19143202","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s19143202","pdf_url":"https://www.mdpi.com/1424-8220/19/14/3202/pdf?version=1563609596","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.49000000953674316,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"},{"score":0.4099999964237213,"display_name":"Clean water and sanitation","id":"https://metadata.un.org/sdg/6"}],"awards":[{"id":"https://openalex.org/G200095771","display_name":null,"funder_award_id":"YQ2019F006","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G3279364797","display_name":null,"funder_award_id":"61875047","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3383773656","display_name":null,"funder_award_id":"LBH-Q18052","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G4266429822","display_name":null,"funder_award_id":"61505041","funder_id":"https://openalex.org/F4320323085","funder_display_name":"Natural Science Foundation of Heilongjiang Province"},{"id":"https://openalex.org/G439105991","display_name":null,"funder_award_id":"LBH-Q18052","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5408070833","display_name":null,"funder_award_id":"61875047","funder_id":"https://openalex.org/F4320323085","funder_display_name":"Natural Science Foundation of Heilongjiang Province"},{"id":"https://openalex.org/G6404095103","display_name":null,"funder_award_id":"61875047; 61505041","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6424594130","display_name":null,"funder_award_id":"61875047 and 61505041","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7011803795","display_name":null,"funder_award_id":"LBH-Q18052","funder_id":"https://openalex.org/F4320323085","funder_display_name":"Natural Science Foundation of Heilongjiang Province"},{"id":"https://openalex.org/G7039554463","display_name":null,"funder_award_id":"61505041","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7189493982","display_name":null,"funder_award_id":"61875047","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G7670924292","display_name":null,"funder_award_id":"YQ2019F006","funder_id":"https://openalex.org/F4320323085","funder_display_name":"Natural Science Foundation of Heilongjiang Province"},{"id":"https://openalex.org/G7817159242","display_name":null,"funder_award_id":"61505041","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8067728254","display_name":null,"funder_award_id":"YQ2019F006","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320323085","display_name":"Natural Science Foundation of Heilongjiang Province","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2963098984.pdf","grobid_xml":"https://content.openalex.org/works/W2963098984.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W1549497398","https://openalex.org/W1965948276","https://openalex.org/W1971224384","https://openalex.org/W1977224850","https://openalex.org/W1992623540","https://openalex.org/W2020258223","https://openalex.org/W2031929018","https://openalex.org/W2035780321","https://openalex.org/W2040832884","https://openalex.org/W2050580817","https://openalex.org/W2056065451","https://openalex.org/W2063256598","https://openalex.org/W2081960265","https://openalex.org/W2085091368","https://openalex.org/W2087792278","https://openalex.org/W2124585275","https://openalex.org/W2531284427","https://openalex.org/W2574568020","https://openalex.org/W2619759398","https://openalex.org/W2767621952","https://openalex.org/W2942803658","https://openalex.org/W4206050372"],"related_works":["https://openalex.org/W390006624","https://openalex.org/W4387716966","https://openalex.org/W608296428","https://openalex.org/W4388497782","https://openalex.org/W2051153911","https://openalex.org/W2372669038","https://openalex.org/W1641242311","https://openalex.org/W2034134512","https://openalex.org/W2079883726","https://openalex.org/W2351073057"],"abstract_inverted_index":{"A":[0],"photoacoustic":[1],"spectroscopy":[2,75],"(PAS)-based":[3],"carbon":[4],"monoxide":[5],"(CO)":[6],"gas":[7,16,48,130,169],"sensor":[8,101,158,194,225],"with":[9,33,123,146,198,233],"a":[10,24,34,43,57,127,139,157,176,222,231,234],"high-power":[11],"laser":[12,32,62,232],"and":[13,77,86,92,168,238],"an":[14,117,160,199],"enhanced":[15,52],"absorption":[17,51,241],"was":[18,23,96,187,196,207],"demonstrated.":[19],"The":[20,46,83,132,151,189,217],"light":[21],"source":[22],"distributed":[25],"feedback":[26],"(DFB),":[27],"continuous":[28],"wave":[29],"(CW)":[30],"diode":[31],"high":[35],"output":[36,236],"power":[37,167,237],"of":[38,110,126,134,184,192,220],"~8":[39,118],"mW":[40],"to":[41,66,103,143,164,213],"give":[42],"strong":[44],"excitation.":[45],"target":[47],"received":[49],"optical":[50,166,240],"two":[53],"times":[54,119,242],"by":[55],"using":[56,125],"right-angle":[58],"prism":[59],"reflecting":[60],"the":[61,68,71,99,105,111,124,135,144,165,193,204,210],"beam.":[63],"In":[64],"order":[65],"reduce":[67],"noise":[69],"from":[70],"background,":[72],"wavelength":[73],"modulation":[74,84,87],"(WMS)":[76],"second-harmonic":[78],"detection":[79,178,183,218],"techniques":[80],"were":[81,89],"used.":[82,244],"frequency":[85],"depth":[88],"optimized":[90],"theoretically":[91],"experimentally.":[93],"Water":[94],"vapor":[95],"added":[97],"in":[98,116],"PAS":[100],"system":[102,195],"increase":[104],"vibrational\u2013translational":[106],"(V\u2013T)":[107],"relaxation":[108],"rate":[109],"CO":[112,182,224],"molecule,":[113],"which":[114],"resulted":[115],"signal":[120,137],"enhancement":[121],"compared":[122,142],"dry":[128],"CO/N2":[129],"mixture.":[131],"amplitude":[133],"2f":[136],"had":[138,159],"1.52-fold":[140],"improvement":[141],"one":[145,148],"only":[147],"time":[149,206],"absorption.":[150],"experimental":[152],"results":[153],"showed":[154],"that":[155],"such":[156,221],"excellent":[161],"linear":[162],"response":[163],"concentration.":[170],"At":[171],"1":[172],"s":[173],"integration":[174,205],"time,":[175],"minimum":[177],"limit":[179],"(MDL)":[180],"for":[181],"9.8":[185],"ppm":[186],"achieved.":[188],"long-term":[190],"stability":[191],"evaluated":[197],"Allan":[200],"deviation":[201],"analysis.":[202],"When":[203],"1100":[208],"s,":[209],"MDL":[211],"improved":[212,229],"be":[214,227],"530":[215],"ppb.":[216],"performance":[219],"PAS-based":[223],"can":[226],"further":[228],"when":[230],"higher":[235],"increasing":[239],"is":[243]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
