{"id":"https://openalex.org/W7225744683","doi":"https://doi.org/10.1088/1361-6463/aec026","title":"Spectral Prediction and Inverse Design of Multimode-Coupled Topological Photonic Crystal Structures Based on Fourier Feature Encoding","display_name":"Spectral Prediction and Inverse Design of Multimode-Coupled Topological Photonic Crystal Structures Based on Fourier Feature Encoding","publication_year":2026,"publication_date":"2026-11-10","ids":{"openalex":"https://openalex.org/W7225744683","doi":"https://doi.org/10.1088/1361-6463/aec026"},"language":"en","primary_location":{"id":"doi:10.1088/1361-6463/aec026","doi":"https://doi.org/10.1088/1361-6463/aec026","is_oa":false,"landing_page_url":"https://doi.org/10.1088/1361-6463/aec026","pdf_url":null,"source":{"id":"https://openalex.org/S111927887","display_name":"Journal of Physics D Applied Physics","issn_l":"0022-3727","issn":["0022-3727","1361-6463"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Physics D: Applied Physics","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/A5161363084","display_name":"Xu Liu Liu","orcid":"https://orcid.org/0009-0000-1384-2627","observed_orcids":["https://orcid.org/0009-0000-1384-2627"]},"institutions":[{"id":"https://openalex.org/I16365422","display_name":"Hefei University of Technology","ror":"https://ror.org/02czkny70","country_code":"CN","type":"education","lineage":["https://openalex.org/I16365422"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Liu Liu","raw_affiliation_strings":["Hefei University of Technology"],"raw_orcid":"https://orcid.org/0009-0000-1384-2627","affiliations":[{"raw_affiliation_string":"Hefei University of Technology","institution_ids":["https://openalex.org/I16365422"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075521213","display_name":"Kai Guo","orcid":"https://orcid.org/0000-0002-0676-7371","observed_orcids":["https://orcid.org/0000-0002-0676-7371"]},"institutions":[{"id":"https://openalex.org/I16365422","display_name":"Hefei University of Technology","ror":"https://ror.org/02czkny70","country_code":"CN","type":"education","lineage":["https://openalex.org/I16365422"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kai Guo","raw_affiliation_strings":["Hefei University of Technology"],"raw_orcid":"https://orcid.org/0000-0002-0676-7371","affiliations":[{"raw_affiliation_string":"Hefei University of Technology","institution_ids":["https://openalex.org/I16365422"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I16365422"],"apc_list":{"value":3325,"currency":"USD","value_usd":3325},"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/T10666","display_name":"Photonic Crystals and Applications","score":0.4375,"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/T10666","display_name":"Photonic Crystals and Applications","score":0.4375,"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/T10657","display_name":"Topological Materials and Phenomena","score":0.33009999990463257,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"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/T10245","display_name":"Metamaterials and Metasurfaces Applications","score":0.16539999842643738,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[],"concepts":[{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.6165000200271606},{"id":"https://openalex.org/C75302062","wikidata":"https://www.wikidata.org/wiki/Q900150","display_name":"Photonic crystal","level":2,"score":0.5577999949455261},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.5453000068664551},{"id":"https://openalex.org/C150493377","wikidata":"https://www.wikidata.org/wiki/Q1427863","display_name":"Transmittance","level":2,"score":0.5073999762535095},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.48840001225471497},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.460099995136261},{"id":"https://openalex.org/C202615002","wikidata":"https://www.wikidata.org/wiki/Q783507","display_name":"Differentiable function","level":2,"score":0.4487999975681305},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.43479999899864197},{"id":"https://openalex.org/C20788544","wikidata":"https://www.wikidata.org/wiki/Q467054","display_name":"Photonics","level":2,"score":0.42320001125335693},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4065000116825104},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4007999897003174},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.37290000915527344},{"id":"https://openalex.org/C135252773","wikidata":"https://www.wikidata.org/wiki/Q1567213","display_name":"Inverse problem","level":2,"score":0.3716999888420105},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.3598000109195709},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3366999924182892},{"id":"https://openalex.org/C101645829","wikidata":"https://www.wikidata.org/wiki/Q1781857","display_name":"Multi-mode optical fiber","level":3,"score":0.2881999909877777},{"id":"https://openalex.org/C114700698","wikidata":"https://www.wikidata.org/wiki/Q2882278","display_name":"Spectral bands","level":2,"score":0.27709999680519104},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27079999446868896},{"id":"https://openalex.org/C156778621","wikidata":"https://www.wikidata.org/wiki/Q1365748","display_name":"Spectrum (functional analysis)","level":2,"score":0.27059999108314514},{"id":"https://openalex.org/C45613198","wikidata":"https://www.wikidata.org/wiki/Q1134091","display_name":"Optical filter","level":2,"score":0.2694999873638153},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.26660001277923584},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.2574000060558319}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1088/1361-6463/aec026","doi":"https://doi.org/10.1088/1361-6463/aec026","is_oa":false,"landing_page_url":"https://doi.org/10.1088/1361-6463/aec026","pdf_url":null,"source":{"id":"https://openalex.org/S111927887","display_name":"Journal of Physics D Applied Physics","issn_l":"0022-3727","issn":["0022-3727","1361-6463"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Physics D: Applied Physics","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":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Abstract":[0],"Customized":[1],"spectral":[2,21,62,99,107],"response":[3,22],"of":[4,11,23,130],"topological":[5,132],"photonic":[6,133],"crystal":[7],"(TPC)":[8],"structure":[9],"is":[10],"great":[12],"significance":[13],"for":[14,127],"its":[15],"practical":[16,125],"application.":[17],"However,":[18],"the":[19,128],"complex":[20,131],"multimode":[24],"TPC":[25],"would":[26],"make":[27],"both":[28],"conventional":[29],"manual":[30],"optimization":[31],"and":[32,64,104,111,114,138],"standard":[33],"deep":[34,45],"learning":[35,46],"highly":[36],"challenging.":[37],"In":[38],"this":[39,81,94],"work,":[40],"we":[41],"propose":[42],"a":[43,78,124],"Fourier-encoded":[44],"strategy":[47],"that":[48],"replaces":[49],"full-spectrum":[50],"prediction":[51,67],"with":[52],"frequency-conditioned":[53],"transmittance":[54,75],"prediction.":[55],"The":[56,119],"resulting":[57],"Fourier":[58],"MLP":[59],"resolves":[60],"sharp":[61],"variations":[63],"achieves":[65],"high":[66],"accuracy":[68],"(R\u00b2":[69],"=":[70],"0.9836)":[71],"across":[72],"rapidly":[73],"oscillating":[74],"profiles.":[76],"As":[77],"differentiable":[79],"surrogate,":[80],"model":[82],"effectively":[83],"guides":[84],"gradient-based":[85],"inverse":[86],"design":[87,129],"toward":[88],"prescribed":[89],"transmission":[90],"targets.":[91],"We":[92],"validate":[93],"approach":[95],"through":[96],"two":[97],"examples:":[98],"suppression":[100,115],"at":[101,109,116],"f=105,":[102],"106,":[103],"107":[105],"THz;":[106],"enhancement":[108],"f=109":[110],"112":[112],"THz,":[113],"f=110":[117],"THz.":[118],"proposed":[120],"method":[121],"may":[122],"provide":[123],"route":[126],"devices,":[134],"such":[135],"as":[136],"filters":[137],"sensors.":[139]},"counts_by_year":[],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2026-11-11T00:00:00"}