{"id":"https://openalex.org/W7225776286","doi":"https://doi.org/10.1021/acsphotonics.6c01909","title":"Parity-Time Symmetry Enhanced Self-Injection Locking Phonon Laser","display_name":"Parity-Time Symmetry Enhanced Self-Injection Locking Phonon Laser","publication_year":2026,"publication_date":"2026-11-11","ids":{"openalex":"https://openalex.org/W7225776286","doi":"https://doi.org/10.1021/acsphotonics.6c01909"},"language":"en","primary_location":{"id":"doi:10.1021/acsphotonics.6c01909","doi":"https://doi.org/10.1021/acsphotonics.6c01909","is_oa":false,"landing_page_url":"https://doi.org/10.1021/acsphotonics.6c01909","pdf_url":null,"source":{"id":"https://openalex.org/S135184319","display_name":"ACS Photonics","issn_l":"2330-4022","issn":["2330-4022"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","ki-jl-1","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACS Photonics","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5161423294","display_name":"Yu-Xuan Chen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu-Xuan Chen","raw_affiliation_strings":["University of Science and Technology of China , , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China , , , ,","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103075706","display_name":"Yu Wang","orcid":"https://orcid.org/0000-0002-3293-0478","observed_orcids":["https://orcid.org/0000-0002-3293-0478"]},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Wang","raw_affiliation_strings":["University of Science and Technology of China , , , ,"],"raw_orcid":"https://orcid.org/0000-0002-3293-0478","affiliations":[{"raw_affiliation_string":"University of Science and Technology of China , , , ,","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100631123","display_name":"Mai Zhang","orcid":"https://orcid.org/0009-0003-6513-1343","observed_orcids":["https://orcid.org/0009-0003-6513-1343"]},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mai Zhang","raw_affiliation_strings":["University of Science and Technology of China , , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China , , , ,","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066247559","display_name":"Guang-Can Guo","orcid":"https://orcid.org/0000-0003-3771-9185","observed_orcids":["https://orcid.org/0000-0003-3771-9185"]},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guang-Can Guo","raw_affiliation_strings":["University of Science and Technology of China , , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China , , , ,","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161485601","display_name":"Wen Liu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wen Liu","raw_affiliation_strings":["University of Science and Technology of China , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China , , ,","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161431562","display_name":"Zhen Shen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhen Shen","raw_affiliation_strings":["University of Science and Technology of China , , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China , , , ,","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020246704","display_name":"Chun\u2010Hua Dong","orcid":"https://orcid.org/0000-0002-9408-6102","observed_orcids":["https://orcid.org/0000-0002-9408-6102"]},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chun-Hua Dong","raw_affiliation_strings":["University of Science and Technology of China , , , ,"],"raw_orcid":"https://orcid.org/0000-0002-9408-6102","affiliations":[{"raw_affiliation_string":"University of Science and Technology of China , , , ,","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5020246704","https://openalex.org/A5161431562"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11449","display_name":"Mechanical and Optical Resonators","score":0.3621000051498413,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11449","display_name":"Mechanical and Optical Resonators","score":0.3621000051498413,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11262","display_name":"Quantum Mechanics and Non-Hermitian Physics","score":0.15279999375343323,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10988","display_name":"Advanced Fiber Laser Technologies","score":0.14720000326633453,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[],"concepts":[{"id":"https://openalex.org/C24169881","wikidata":"https://www.wikidata.org/wiki/Q186608","display_name":"Phonon","level":2,"score":0.7541999816894531},{"id":"https://openalex.org/C40637687","wikidata":"https://www.wikidata.org/wiki/Q676237","display_name":"Lasing threshold","level":3,"score":0.670199990272522},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6151999831199646},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.5776000022888184},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.5353999733924866},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.44350001215934753},{"id":"https://openalex.org/C139210041","wikidata":"https://www.wikidata.org/wiki/Q2145840","display_name":"Resonance (particle physics)","level":2,"score":0.4262000024318695},{"id":"https://openalex.org/C2779886137","wikidata":"https://www.wikidata.org/wiki/Q21030012","display_name":"Symmetry (geometry)","level":2,"score":0.4129999876022339},{"id":"https://openalex.org/C204795200","wikidata":"https://www.wikidata.org/wiki/Q903282","display_name":"Symmetry breaking","level":2,"score":0.40869998931884766},{"id":"https://openalex.org/C97256817","wikidata":"https://www.wikidata.org/wiki/Q1462316","display_name":"Spurious relationship","level":2,"score":0.3903999924659729},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.38960000872612},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3824999928474426},{"id":"https://openalex.org/C89631360","wikidata":"https://www.wikidata.org/wiki/Q1428766","display_name":"Phase noise","level":2,"score":0.37630000710487366},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.3718000054359436},{"id":"https://openalex.org/C84229","wikidata":"https://www.wikidata.org/wiki/Q2116709","display_name":"Translational symmetry","level":2,"score":0.36329999566078186},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.35010001063346863},{"id":"https://openalex.org/C121477167","wikidata":"https://www.wikidata.org/wiki/Q17154002","display_name":"Semiconductor laser theory","level":3,"score":0.34529998898506165},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.3443000018596649},{"id":"https://openalex.org/C190269828","wikidata":"https://www.wikidata.org/wiki/Q6856168","display_name":"Optical cavity","level":3,"score":0.34279999136924744},{"id":"https://openalex.org/C72959635","wikidata":"https://www.wikidata.org/wiki/Q2166583","display_name":"Mode-locking","level":3,"score":0.33480000495910645},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.3305000066757202},{"id":"https://openalex.org/C17163034","wikidata":"https://www.wikidata.org/wiki/Q390528","display_name":"Fiber laser","level":3,"score":0.3019999861717224},{"id":"https://openalex.org/C200649887","wikidata":"https://www.wikidata.org/wiki/Q17154544","display_name":"Laser power scaling","level":3,"score":0.28870001435279846},{"id":"https://openalex.org/C20788544","wikidata":"https://www.wikidata.org/wiki/Q467054","display_name":"Photonics","level":2,"score":0.2874000072479248},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.2874000072479248},{"id":"https://openalex.org/C72659945","wikidata":"https://www.wikidata.org/wiki/Q1503574","display_name":"Shot noise","level":3,"score":0.27970001101493835},{"id":"https://openalex.org/C108225325","wikidata":"https://www.wikidata.org/wiki/Q11456","display_name":"Semiconductor","level":2,"score":0.27480000257492065},{"id":"https://openalex.org/C74214498","wikidata":"https://www.wikidata.org/wiki/Q631739","display_name":"Nanowire","level":2,"score":0.2655999958515167},{"id":"https://openalex.org/C2778965693","wikidata":"https://www.wikidata.org/wiki/Q2027500","display_name":"Optomechanics","level":3,"score":0.2637999951839447},{"id":"https://openalex.org/C111154242","wikidata":"https://www.wikidata.org/wiki/Q923545","display_name":"Spontaneous emission","level":3,"score":0.2605000138282776},{"id":"https://openalex.org/C2778006474","wikidata":"https://www.wikidata.org/wiki/Q2558427","display_name":"Acoustic resonance","level":3,"score":0.26030001044273376},{"id":"https://openalex.org/C96834759","wikidata":"https://www.wikidata.org/wiki/Q750463","display_name":"Phase modulation","level":3,"score":0.25699999928474426}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1021/acsphotonics.6c01909","doi":"https://doi.org/10.1021/acsphotonics.6c01909","is_oa":false,"landing_page_url":"https://doi.org/10.1021/acsphotonics.6c01909","pdf_url":null,"source":{"id":"https://openalex.org/S135184319","display_name":"ACS Photonics","issn_l":"2330-4022","issn":["2330-4022"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","ki-jl-1","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACS Photonics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":49,"referenced_works":["https://openalex.org/W1520356711","https://openalex.org/W1973637181","https://openalex.org/W1996426772","https://openalex.org/W2004103591","https://openalex.org/W2006137488","https://openalex.org/W2030507052","https://openalex.org/W2037537923","https://openalex.org/W2062140106","https://openalex.org/W2066202639","https://openalex.org/W2081729031","https://openalex.org/W2084889337","https://openalex.org/W2091298840","https://openalex.org/W2104315375","https://openalex.org/W2109426336","https://openalex.org/W2126369485","https://openalex.org/W2478177344","https://openalex.org/W2733693823","https://openalex.org/W2781491230","https://openalex.org/W2805833955","https://openalex.org/W2824885876","https://openalex.org/W2855629108","https://openalex.org/W2883532674","https://openalex.org/W2930349762","https://openalex.org/W3016706774","https://openalex.org/W3024761718","https://openalex.org/W3037264102","https://openalex.org/W3083286535","https://openalex.org/W3126327532","https://openalex.org/W3134709550","https://openalex.org/W3179423346","https://openalex.org/W4289939403","https://openalex.org/W4295681929","https://openalex.org/W4307393118","https://openalex.org/W4307786425","https://openalex.org/W4313419404","https://openalex.org/W4366831058","https://openalex.org/W4380728282","https://openalex.org/W4380987154","https://openalex.org/W4388861442","https://openalex.org/W4390915094","https://openalex.org/W4393032721","https://openalex.org/W4400650610","https://openalex.org/W4402284936","https://openalex.org/W4402672749","https://openalex.org/W4405195122","https://openalex.org/W4407770028","https://openalex.org/W4415440369","https://openalex.org/W7124142067","https://openalex.org/W7137067372"],"related_works":[],"abstract_inverted_index":{"Abstract":[0],"Parity-time":[1],"(PT)":[2],"symmetry":[3],"provides":[4],"a":[5,36,47,86],"powerful":[6],"non-Hermitian":[7],"approach":[8],"for":[9,129,190],"manipulating":[10],"mode":[11],"competition":[12],"through":[13],"engineered":[14],"gain":[15,66],"and":[16,18,26,67,73,107,140,198],"loss":[17,68],"has":[19],"enabled":[20],"single-mode":[21,94],"operation":[22],"in":[23,132,193],"photonic,":[24],"electronics":[25],"microwave":[27],"systems.":[28],"In":[29],"this":[30],"paper,":[31],"we":[32,122],"introduce":[33],"it":[34],"within":[35],"self-injection":[37,175],"locking":[38,60,176],"phonon":[39,53,95,120,144,185],"laser":[40,54,96],"to":[41,82,169,183],"suppress":[42],"spurious":[43,109],"modes.":[44],"Constructed":[45],"on":[46],"dual-loop":[48],"optoelectronic":[49],"cavity":[50],"with":[51,160],"the":[52,58,65,70,74,114,119,137,143,150,153,161,188],"providing":[55],"optical":[56],"gain,":[57],"injection":[59],"is":[61,78,177],"achieved":[62],"by":[63],"tuning":[64],"of":[69,89,118,152,157],"two":[71],"loops":[72],"side-mode":[75,163],"suppression":[76,164],"ratio":[77],"improved":[79],"from":[80],"25":[81],"60":[83],"dB":[84],"at":[85,103],"fiber":[87],"length":[88],"6":[90],"km.":[91],"The":[92],"realized":[93],"delivers":[97],"ultralow":[98],"phase":[99],"noise":[100,110],"(\u221298":[101],"dBc/Hz":[102],"10":[104],"kHz":[105],"offset)":[106],"suppressed":[108],"(<\u221278":[111],"dBc/Hz).":[112],"Leveraging":[113],"high":[115],"spectral":[116],"purity":[117],"laser,":[121],"propose":[123],"an":[124,180],"alignment-coupling":[125],"modulation":[126],"(ACM)":[127],"mechanism":[128,148],"ultrasound":[130],"sensing,":[131],"which":[133],"acoustic":[134],"vibrations":[135],"perturb":[136],"fiber-to-chip":[138],"coupling":[139],"thereby":[141],"modulate":[142],"lasing":[145],"frequency.":[146],"This":[147],"enables":[149],"detection":[151],"intrinsic":[154],"mechanical":[155],"resonances":[156],"metal":[158],"samples,":[159],"enhanced":[162],"allowing":[165],"weak":[166],"resonance":[167],"peaks":[168],"be":[170],"clearly":[171],"resolved.":[172],"Overall,":[173],"PT-symmetric":[174],"demonstrated":[178],"as":[179],"effective":[181],"route":[182],"high-purity":[184],"lasers,":[186],"paving":[187],"way":[189],"its":[191],"deployment":[192],"nondestructive":[194],"inspection,":[195],"material":[196],"analysis":[197],"precision":[199],"metrology.":[200]},"counts_by_year":[],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2026-11-12T00:00:00"}