{"id":"https://openalex.org/W4411102799","doi":"https://doi.org/10.1364/opticaopen.29252183","title":"Ultra-broadband dual-polarization silicon waveguide crossing architecture for scalable multi-port operation across ITU and 2 \u03bcm MIR bands","display_name":"Ultra-broadband dual-polarization silicon waveguide crossing architecture for scalable multi-port operation across ITU and 2 \u03bcm MIR bands","publication_year":2025,"publication_date":"2025-06-06","ids":{"openalex":"https://openalex.org/W4411102799","doi":"https://doi.org/10.1364/opticaopen.29252183"},"language":"en","primary_location":{"id":"doi:10.1364/opticaopen.29252183","doi":"https://doi.org/10.1364/opticaopen.29252183","is_oa":true,"landing_page_url":"https://doi.org/10.1364/opticaopen.29252183","pdf_url":"https://preprints.opticaopen.org/articles/preprint/Ultra-broadband_dual-polarization_silicon_waveguide_crossing_architecture_for_scalable_multi-port_operation_across_ITU_and_2_m_MIR_bands/29252183/1/files/55162736.pdf","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Optica Open","raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://preprints.opticaopen.org/articles/preprint/Ultra-broadband_dual-polarization_silicon_waveguide_crossing_architecture_for_scalable_multi-port_operation_across_ITU_and_2_m_MIR_bands/29252183/1/files/55162736.pdf","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5081807536","display_name":"Shengbao Wu","orcid":"https://orcid.org/0000-0002-6797-8383","observed_orcids":["https://orcid.org/0000-0002-6797-8383"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shengbao Wu","raw_affiliation_strings":["Photonics Information Innovation Center , Hebei Provincial Center for Optical Sensing Innovations ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photonics Information Innovation Center , Hebei Provincial Center for Optical Sensing Innovations ,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101950984","display_name":"Zhiyuan Gao","orcid":"https://orcid.org/0000-0002-0915-8918","observed_orcids":["https://orcid.org/0000-0002-0915-8918"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhiyuan gao","raw_affiliation_strings":["Photonics Information Innovation Center , Hebei Provincial Center for Optical Sensing Innovations ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photonics Information Innovation Center , Hebei Provincial Center for Optical Sensing Innovations ,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100859275","display_name":"Qianli Yu","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Qianli Yu","raw_affiliation_strings":["Photonics Information Innovation Center , Hebei Provincial Center for Optical Sensing Innovations ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photonics Information Innovation Center , Hebei Provincial Center for Optical Sensing Innovations ,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078664896","display_name":"Zhenzhao Guo","orcid":"https://orcid.org/0000-0002-6456-5559","observed_orcids":["https://orcid.org/0000-0002-6456-5559"]},"institutions":[{"id":"https://openalex.org/I80947539","display_name":"Fuzhou University","ror":"https://ror.org/011xvna82","country_code":"CN","type":"education","lineage":["https://openalex.org/I80947539"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenzhao Guo","raw_affiliation_strings":["Institute of Micro/Nano Devices and Solar Cells , School of Physics and Information Engineering , Fuzhou University , Fuzhou 350108 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Micro/Nano Devices and Solar Cells , School of Physics and Information Engineering , Fuzhou University , Fuzhou 350108 , China","institution_ids":["https://openalex.org/I80947539"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100658393","display_name":"Lei Zhang","orcid":"https://orcid.org/0000-0002-0826-169X","observed_orcids":["https://orcid.org/0000-0002-0826-169X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lei Zhang","raw_affiliation_strings":["Photonics Information Innovation Center , Hebei Provincial Center for Optical Sensing Innovations ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photonics Information Innovation Center , Hebei Provincial Center for Optical Sensing Innovations ,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043910213","display_name":"Jinbiao Xiao","orcid":"https://orcid.org/0000-0002-8937-3879","observed_orcids":["https://orcid.org/0000-0002-8937-3879"]},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinbiao Xiao","raw_affiliation_strings":["National Research Center for Optical Sensing/Communications Integrated Networking , School of Electronic Science and Engineering , Southeast University , Nanjing 210096 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Research Center for Optical Sensing/Communications Integrated Networking , School of Electronic Science and Engineering , Southeast University , Nanjing 210096 , China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102138174","display_name":"Steve Yao","orcid":"https://orcid.org/0000-0002-1777-2723","observed_orcids":["https://orcid.org/0000-0002-1777-2723"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Steve Yao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"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/T10299","display_name":"Photonic and Optical Devices","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10369","display_name":"Advanced MEMS and NEMS Technologies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11050","display_name":"Photorefractive and Nonlinear Optics","score":0.0,"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":[{"id":"https://openalex.org/keywords/waveguide-crossing","display_name":"waveguide crossing","score":0.878000020980835},{"id":"https://openalex.org/keywords/silicon-photonics","display_name":"silicon photonics","score":0.8360000252723694},{"id":"https://openalex.org/keywords/dual-polarization","display_name":"dual polarization","score":0.8659999966621399},{"id":"https://openalex.org/keywords/silicon-on-insulator","display_name":"silicon-on-insulator","score":0.7490000128746033},{"id":"https://openalex.org/keywords/mid-infrared","display_name":"mid-infrared","score":0.6010000109672546},{"id":"https://openalex.org/keywords/multimode-interference","display_name":"multimode interference","score":0.5600000023841858},{"id":"https://openalex.org/keywords/insertion-loss","display_name":"insertion loss","score":0.5529999732971191},{"id":"https://openalex.org/keywords/crosstalk","display_name":"crosstalk","score":0.9950000047683716},{"id":"https://openalex.org/keywords/polarization-multiplexing","display_name":"polarization multiplexing","score":0.8230000138282776},{"id":"https://openalex.org/keywords/wavelength-division-multiplexing","display_name":"wavelength division multiplexing","score":0.996999979019165},{"id":"https://openalex.org/keywords/photonic-integrated-circuits","display_name":"photonic integrated circuits","score":0.871999979019165}],"concepts":[{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.8309590816497803},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6028587222099304},{"id":"https://openalex.org/C32802771","wikidata":"https://www.wikidata.org/wiki/Q2443617","display_name":"Port (circuit theory)","level":2,"score":0.5118188261985779},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.4734330177307129},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.4539789855480194},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.43409836292266846},{"id":"https://openalex.org/C205049153","wikidata":"https://www.wikidata.org/wiki/Q2698605","display_name":"Polarization (electrochemistry)","level":2,"score":0.4329947829246521},{"id":"https://openalex.org/C161926555","wikidata":"https://www.wikidata.org/wiki/Q3799470","display_name":"Dual-polarization interferometry","level":3,"score":0.414616197347641},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.41237300634384155},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.40548092126846313},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3612525463104248},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3347929120063782},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2424982488155365},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.134547621011734},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.05991274118423462},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.05728873610496521},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1364/opticaopen.29252183","doi":"https://doi.org/10.1364/opticaopen.29252183","is_oa":true,"landing_page_url":"https://doi.org/10.1364/opticaopen.29252183","pdf_url":"https://preprints.opticaopen.org/articles/preprint/Ultra-broadband_dual-polarization_silicon_waveguide_crossing_architecture_for_scalable_multi-port_operation_across_ITU_and_2_m_MIR_bands/29252183/1/files/55162736.pdf","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Optica Open","raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.1364/opticaopen.29252183","doi":"https://doi.org/10.1364/opticaopen.29252183","is_oa":true,"landing_page_url":"https://doi.org/10.1364/opticaopen.29252183","pdf_url":"https://preprints.opticaopen.org/articles/preprint/Ultra-broadband_dual-polarization_silicon_waveguide_crossing_architecture_for_scalable_multi-port_operation_across_ITU_and_2_m_MIR_bands/29252183/1/files/55162736.pdf","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Optica Open","raw_type":"posted-content"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4411102799.pdf","grobid_xml":"https://content.openalex.org/works/W4411102799.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4413120530","https://openalex.org/W7133541951","https://openalex.org/W7115699992","https://openalex.org/W4387874974","https://openalex.org/W4408254555","https://openalex.org/W4389076620","https://openalex.org/W4412939866","https://openalex.org/W7134854722","https://openalex.org/W4407169381","https://openalex.org/W2902025064"],"abstract_inverted_index":{"We":[0],"present":[1],"and":[2,8,24,42,67,87,104,120,172,198],"experimentally":[3],"demonstrate":[4],"a":[5,37,45,53,159,186],"compact,":[6],"ultra-broadband,":[7],"scalable":[9],"multi-port":[10],"waveguide":[11,161],"crossing":[12,95,162],"architecture":[13,184],"that":[14],"supports":[15],"dual-polarization":[16,160],"operation":[17],"across":[18,128,202],"both":[19],"the":[20,25,81,129,138,142,148,155,169,173,177],"O\u2013L":[21],"communication":[22],"bands":[23,86,171],"emerging":[26],"2":[27,91,143,178],"\u03bcm":[28,144,179],"mid-infrared":[29],"(MIR)":[30],"window.":[31],"The":[32,93,182],"design":[33],"is":[34,135,154],"based":[35],"on":[36,44],"composite":[38],"subwavelength":[39],"grating":[40],"structure":[41],"implemented":[43],"standard":[46],"220":[47],"nm":[48,101,106],"silicon-on-insulator":[49],"(SOI)":[50],"platform":[51],"using":[52],"single-step":[54],"etching":[55],"process.":[56],"A":[57],"unified":[58],"MMI-based":[59],"building":[60],"block":[61],"enables":[62],"highly":[63],"compact":[64],"2\u00d72,":[65],"3\u00d73,":[66],"4\u00d74":[68],"configurations":[69],"with":[70,109,163,196],"symmetric":[71],"layouts,":[72],"achieving":[73],"footprints":[74],"as":[75,77],"small":[76],"14\u00d714":[78],"\u03bcm\u00b2":[79,89],"for":[80,137,190],"international":[82],"telecommunication":[83],"union":[84],"(ITU)":[85],"16\u00d716":[88],"at":[90],"\u03bcm.":[92],"2\u00d72":[94],"demonstrates":[96],"record-wide":[97],"bandwidths":[98],"of":[99,113,150,158],"~380":[100],"(1300\u20131680":[102],"nm)":[103],"~400":[105],"(1760\u20132150":[107],"nm),":[108],"low":[110],"insertion":[111],"losses":[112],"<0.3":[114],"dB":[115,118,124,127],"/":[116,125],"<0.2":[117],"(TE/TM)":[119],"crosstalk":[121],"below":[122],"\u221220":[123],"\u221230":[126],"ITU":[130,170],"bands.":[131],"Even":[132],"better":[133],"performance":[134],"achieved":[136],"TE":[139],"mode":[140],"in":[141,168,176],"MIR":[145,180],"range.":[146],"To":[147],"best":[149],"our":[151],"knowledge,":[152],"this":[153],"first":[156],"demonstration":[157],"such":[164],"extensive":[165],"bandwidth":[166],"coverage":[167],"widest":[174],"reported":[175],"regime.":[181],"proposed":[183],"offers":[185],"scalable,":[187],"fabrication-friendly":[188],"solution":[189],"next-generation":[191],"high-density":[192],"photonic":[193],"integrated":[194],"circuits":[195],"polarization-":[197],"wavelength-division":[199],"multiplexing":[200],"capabilities":[201],"multiple":[203],"spectral":[204],"domains.":[205]},"counts_by_year":[],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2025-10-10T00:00:00"}
