{"id":"https://openalex.org/W4281476268","doi":"https://doi.org/10.3390/s22113978","title":"Design and Optimization of GeSn Waveguide Photodetectors for 2-\u00b5m Band Silicon Photonics","display_name":"Design and Optimization of GeSn Waveguide Photodetectors for 2-\u00b5m Band Silicon Photonics","publication_year":2022,"publication_date":"2022-05-24","ids":{"openalex":"https://openalex.org/W4281476268","doi":"https://doi.org/10.3390/s22113978","pmid":"https://pubmed.ncbi.nlm.nih.gov/35684598","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/9183011"},"language":"en","primary_location":{"id":"doi:10.3390/s22113978","doi":"https://doi.org/10.3390/s22113978","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22113978","pdf_url":"https://www.mdpi.com/1424-8220/22/11/3978/pdf?version=1653390532","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,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/22/11/3978/pdf?version=1653390532","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042387977","display_name":"Soumava Ghosh","orcid":"https://orcid.org/0000-0003-3233-004X","observed_orcids":["https://orcid.org/0000-0003-3233-004X","https://orcid.org/0009-0007-3033-4166"]},"institutions":[{"id":"https://openalex.org/I106542073","display_name":"University of Calcutta","ror":"https://ror.org/01e7v7w47","country_code":"IN","type":"education","lineage":["https://openalex.org/I106542073"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Soumava Ghosh","raw_affiliation_strings":["Institute of Radio Physics and Electronics, University of Calcutta, Kolkata 700009, India"],"raw_orcid":"https://orcid.org/0000-0003-3233-004X","affiliations":[{"raw_affiliation_string":"Institute of Radio Physics and Electronics, University of Calcutta, Kolkata 700009, India","institution_ids":["https://openalex.org/I106542073"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034072104","display_name":"Radhika Bansal","orcid":"https://orcid.org/0000-0003-1607-199X","observed_orcids":["https://orcid.org/0000-0003-1607-199X"]},"institutions":[{"id":"https://openalex.org/I148099254","display_name":"National Chung Cheng University","ror":"https://ror.org/0028v3876","country_code":"TW","type":"education","lineage":["https://openalex.org/I148099254"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Radhika Bansal","raw_affiliation_strings":["Department of Mechanical Engineering , and Advanced Institute of Manufacturing with High-Tech Innova- tions (AIM-HI) , National Chung Cheng University , Chiyai County 62102 , Taiwan;","Department of Mechanical Engineering, and Advanced Institute of Manufacturing with High\u2013Tech Innovations (AIM\u2013HI), National Chung Cheng University, Chiayi County 62102, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering , and Advanced Institute of Manufacturing with High-Tech Innova- tions (AIM-HI) , National Chung Cheng University , Chiyai County 62102 , Taiwan;","institution_ids":["https://openalex.org/I148099254"]},{"raw_affiliation_string":"Department of Mechanical Engineering, and Advanced Institute of Manufacturing with High\u2013Tech Innovations (AIM\u2013HI), National Chung Cheng University, Chiayi County 62102, Taiwan","institution_ids":["https://openalex.org/I148099254"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100690606","display_name":"Greg Sun","orcid":"https://orcid.org/0000-0002-8001-5020","observed_orcids":["https://orcid.org/0000-0002-8001-5020"]},"institutions":[{"id":"https://openalex.org/I33434090","display_name":"University of Massachusetts Boston","ror":"https://ror.org/04ydmy275","country_code":"US","type":"education","lineage":["https://openalex.org/I33434090"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Greg Sun","raw_affiliation_strings":["Department of Engineering , University of Massachusetts-Boston , Boston , Massachusetts 02125 , USA;","Department of Engineering, University of Massachusetts-Boston, Boston, MA 02125, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Engineering , University of Massachusetts-Boston , Boston , Massachusetts 02125 , USA;","institution_ids":["https://openalex.org/I33434090"]},{"raw_affiliation_string":"Department of Engineering, University of Massachusetts-Boston, Boston, MA 02125, USA","institution_ids":["https://openalex.org/I33434090"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015687395","display_name":"Richard A. Soref","orcid":"https://orcid.org/0000-0001-7303-7056","observed_orcids":["https://orcid.org/0000-0001-7303-7056"]},"institutions":[{"id":"https://openalex.org/I33434090","display_name":"University of Massachusetts Boston","ror":"https://ror.org/04ydmy275","country_code":"US","type":"education","lineage":["https://openalex.org/I33434090"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Richard A. Soref","raw_affiliation_strings":["Department of Engineering , University of Massachusetts-Boston , Boston , Massachusetts 02125 , USA;","Department of Engineering, University of Massachusetts-Boston, Boston, MA 02125, USA"],"raw_orcid":"https://orcid.org/0000-0001-7303-7056","affiliations":[{"raw_affiliation_string":"Department of Engineering , University of Massachusetts-Boston , Boston , Massachusetts 02125 , USA;","institution_ids":["https://openalex.org/I33434090"]},{"raw_affiliation_string":"Department of Engineering, University of Massachusetts-Boston, Boston, MA 02125, USA","institution_ids":["https://openalex.org/I33434090"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055131768","display_name":"Hung-Hsiang Cheng","orcid":"https://orcid.org/0000-0001-6752-3429","observed_orcids":["https://orcid.org/0000-0001-6752-3429"]},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Hung-Hsiang Cheng","raw_affiliation_strings":["Center for Condensed Matter Sciences and","Graduate Institute of Electronics Engineering , National Taiwan University , Taipei 106 , Taiwan;","Center for Condensed Matter Sciences and Graduate Institute of Electronics Engineering, National Taiwan University, Taipei 10617, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Condensed Matter Sciences and","institution_ids":[]},{"raw_affiliation_string":"Graduate Institute of Electronics Engineering , National Taiwan University , Taipei 106 , Taiwan;","institution_ids":["https://openalex.org/I16733864"]},{"raw_affiliation_string":"Center for Condensed Matter Sciences and Graduate Institute of Electronics Engineering, National Taiwan University, Taipei 10617, Taiwan","institution_ids":["https://openalex.org/I16733864"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069066549","display_name":"Guo\u2010En Chang","orcid":"https://orcid.org/0000-0002-3739-5451","observed_orcids":["https://orcid.org/0000-0002-3739-5451"]},"institutions":[{"id":"https://openalex.org/I148099254","display_name":"National Chung Cheng University","ror":"https://ror.org/0028v3876","country_code":"TW","type":"education","lineage":["https://openalex.org/I148099254"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Guo-En Chang","raw_affiliation_strings":["Department of Mechanical Engineering , and Advanced Institute of Manufacturing with High-Tech Innova- tions (AIM-HI) , National Chung Cheng University , Chiyai County 62102 , Taiwan;","Department of Mechanical Engineering, and Advanced Institute of Manufacturing with High\u2013Tech Innovations (AIM\u2013HI), National Chung Cheng University, Chiayi County 62102, Taiwan"],"raw_orcid":"https://orcid.org/0000-0002-3739-5451","affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering , and Advanced Institute of Manufacturing with High-Tech Innova- tions (AIM-HI) , National Chung Cheng University , Chiyai County 62102 , Taiwan;","institution_ids":["https://openalex.org/I148099254"]},{"raw_affiliation_string":"Department of Mechanical Engineering, and Advanced Institute of Manufacturing with High\u2013Tech Innovations (AIM\u2013HI), National Chung Cheng University, Chiayi County 62102, Taiwan","institution_ids":["https://openalex.org/I148099254"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5069066549"],"corresponding_institution_ids":["https://openalex.org/I148099254"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2513},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2513},"fwci":1.9755,"has_fulltext":true,"cited_by_count":36,"citation_normalized_percentile":{"value":0.86553212,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"22","issue":"11","first_page":"3978","last_page":"3978"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","score":1.0,"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/T11637","display_name":"Advanced Semiconductor Detectors and Materials","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/silicon-photonics","display_name":"silicon photonics","score":0.9430000185966492},{"id":"https://openalex.org/keywords/electronic-photonic-integrated-circuits","display_name":"electronic-photonic integrated circuits","score":0.9309999942779541},{"id":"https://openalex.org/keywords/optical-absorption-coefficient","display_name":"optical absorption coefficient","score":0.8769999742507935},{"id":"https://openalex.org/keywords/responsivity","display_name":"responsivity","score":0.847000002861023},{"id":"https://openalex.org/keywords/3-db-bandwidth","display_name":"3-dB bandwidth","score":0.9390000104904175},{"id":"https://openalex.org/keywords/zero-bias-resistance","display_name":"zero-bias resistance","score":0.8610000014305115},{"id":"https://openalex.org/keywords/specific-detectivity","display_name":"detectivity","score":0.9800000190734863},{"id":"https://openalex.org/keywords/high-speed-optical-transmission","display_name":"high-speed optical transmission","score":0.6650000214576721}],"concepts":[{"id":"https://openalex.org/C23125352","wikidata":"https://www.wikidata.org/wiki/Q210765","display_name":"Photodetector","level":2,"score":0.8428411483764648},{"id":"https://openalex.org/C20788544","wikidata":"https://www.wikidata.org/wiki/Q467054","display_name":"Photonics","level":2,"score":0.7828841209411621},{"id":"https://openalex.org/C544956773","wikidata":"https://www.wikidata.org/wiki/Q670","display_name":"Silicon","level":2,"score":0.688856303691864},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.6451427936553955},{"id":"https://openalex.org/C119423029","wikidata":"https://www.wikidata.org/wiki/Q3749103","display_name":"Silicon photonics","level":3,"score":0.639968752861023},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.6233831644058228},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.48740676045417786}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s22113978","doi":"https://doi.org/10.3390/s22113978","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22113978","pdf_url":"https://www.mdpi.com/1424-8220/22/11/3978/pdf?version=1653390532","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,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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":"doi:10.20944/preprints202204.0294.v1","doi":"https://doi.org/10.20944/preprints202204.0294.v1","is_oa":true,"landing_page_url":"https://doi.org/10.20944/preprints202204.0294.v1","pdf_url":"https://www.preprints.org/manuscript/202204.0294/v1/download","source":{"id":"https://openalex.org/S6309402219","display_name":"Preprints.org","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"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":"posted-content"},{"id":"pmh:oai:pubmedcentral.nih.gov:9183011","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9183011","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel)","raw_type":"Text"},{"id":"pmid:35684598","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/35684598","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,"listed_in":[],"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":"Journal Article"},{"id":"pmh:oai:doaj.org/article:2c9cb038ec194b8a84eb76cf775f5255","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/2c9cb038ec194b8a84eb76cf775f5255","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,"listed_in":[],"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 22, Iss 11, p 3978 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/s22113978","doi":"https://doi.org/10.3390/s22113978","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22113978","pdf_url":"https://www.mdpi.com/1424-8220/22/11/3978/pdf?version=1653390532","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,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G1490290935","display_name":null,"funder_award_id":"FA9550\u201319\u20131\u20130341","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G2377763770","display_name":null,"funder_award_id":"FA9550-19-1-0341 and FA9550-21-1-0347","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G412665233","display_name":null,"funder_award_id":"FA9550\u201321\u20131\u20130347","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G4990677983","display_name":null,"funder_award_id":"MOST 110\u20132636\u2013E\u2013194\u2013002","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G5805117819","display_name":"Break the fundamental limit of silicon photonics: Room-temperature electrically-injected all-group-IV lasers( II )","funder_award_id":"MOST110-2636-E194-002","funder_id":"https://openalex.org/F4320322795","funder_display_name":"Ministry of Science and Technology, Taiwan"}],"funders":[{"id":"https://openalex.org/F4320322724","display_name":"Ministry of Education, India","ror":"https://ror.org/048xjjh50"},{"id":"https://openalex.org/F4320322795","display_name":"Ministry of Science and Technology, Taiwan","ror":"https://ror.org/02kv4zf79"},{"id":"https://openalex.org/F4320338279","display_name":"Air Force Office of Scientific Research","ror":"https://ror.org/011e9bt93"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4281476268.pdf","grobid_xml":"https://content.openalex.org/works/W4281476268.grobid-xml"},"referenced_works_count":54,"referenced_works":["https://openalex.org/W1598774422","https://openalex.org/W1974981552","https://openalex.org/W1977043106","https://openalex.org/W1990759845","https://openalex.org/W1997018326","https://openalex.org/W1998517891","https://openalex.org/W2019019730","https://openalex.org/W2024262011","https://openalex.org/W2029722440","https://openalex.org/W2044287429","https://openalex.org/W2055730933","https://openalex.org/W2071784437","https://openalex.org/W2074551963","https://openalex.org/W2110820154","https://openalex.org/W2111832570","https://openalex.org/W2132419601","https://openalex.org/W2139031531","https://openalex.org/W2162037956","https://openalex.org/W2162123284","https://openalex.org/W2170798091","https://openalex.org/W2235383466","https://openalex.org/W2294364017","https://openalex.org/W2324192444","https://openalex.org/W2340626483","https://openalex.org/W2412931824","https://openalex.org/W2606397295","https://openalex.org/W2736373162","https://openalex.org/W2743768951","https://openalex.org/W2801065601","https://openalex.org/W2809644755","https://openalex.org/W2809840424","https://openalex.org/W2897460231","https://openalex.org/W2906148342","https://openalex.org/W2919281255","https://openalex.org/W2940086063","https://openalex.org/W2957711148","https://openalex.org/W2971265657","https://openalex.org/W2997300091","https://openalex.org/W3000617230","https://openalex.org/W3005452836","https://openalex.org/W3010937361","https://openalex.org/W3035574534","https://openalex.org/W3081194516","https://openalex.org/W3124363531","https://openalex.org/W3125263647","https://openalex.org/W3138290906","https://openalex.org/W3138963028","https://openalex.org/W3139690953","https://openalex.org/W3172858872","https://openalex.org/W3176413713","https://openalex.org/W4220727106","https://openalex.org/W4244160034","https://openalex.org/W4248341960","https://openalex.org/W4250594062"],"related_works":["https://openalex.org/W4220741991","https://openalex.org/W7134886426","https://openalex.org/W3124363531","https://openalex.org/W4394896789","https://openalex.org/W2606397295","https://openalex.org/W4252650385","https://openalex.org/W2071784437","https://openalex.org/W4404238635","https://openalex.org/W4404179692","https://openalex.org/W4417347187"],"abstract_inverted_index":{"Silicon":[0],"photonics":[1],"is":[2,194],"emerging":[3],"as":[4,64],"a":[5,32,46,60,195],"competitive":[6],"platform":[7],"for":[8,53,81,92,198],"electronic-photonic":[9],"integrated":[10],"circuits":[11],"(EPICs)":[12],"at":[13,101,136,180],"the":[14,65,72,83,87,102,108,113,137,145,148,155],"2":[15,73,181],"\u00b5m":[16,74,182],"wavelength":[17,75,104,139],"band":[18],"where":[19],"GeSn":[20,37,50,62,149,164,192],"photodetectors":[21,42],"(PDs)":[22],"have":[23,45],"proven":[24],"to":[25,111,132],"be":[26],"efficient":[27],"PDs.":[28],"Here,":[29],"we":[30],"present":[31,107],"comprehensive":[33],"theoretical":[34,109],"study":[35],"of":[36,59,95,147,173,177],"vertical":[38],"p-i-n":[39],"homojunction":[40],"waveguide":[41,78],"(WGPDs)":[43],"that":[44,144],"strain-free":[47],"and":[48,86,97,125,127,158,184],"defect-free":[49],"active":[51,66],"layer":[52,67],"2-\u00b5m":[54,103,138],"Si-based":[55],"EPICs.":[56],"The":[57,77,141,161],"use":[58],"narrow-gap":[61],"alloy":[63],"can":[68,170],"fully":[69],"cover":[70],"entire":[71],"band.":[76,105,140],"structure":[79,131],"allows":[80],"decoupling":[82],"photon-absorbing":[84],"path":[85],"carrier-collection":[88],"path,":[89],"thereby":[90],"allowing":[91],"simultaneous":[93],"achievement":[94],"high-responsivity":[96],"high-bandwidth":[98],"(BW)":[99],"operation":[100],"We":[106],"models":[110],"calculate":[112],"carrier":[114],"saturation":[115],"velocities,":[116],"optical":[117,204],"absorption":[118],"coefficient,":[119],"responsivity,":[120],"3-dB":[121],"bandwidth,":[122],"zero-bias":[123],"resistance,":[124],"detectivity,":[126],"optimize":[128],"this":[129,189],"device":[130],"achieve":[133],"highest":[134],"performance":[135,146],"results":[142],"indicate":[143],"WGPD":[150,165,193],"has":[151],"strong":[152],"dependence":[153],"on":[154],"Sn":[156,168],"composition":[157],"geometric":[159],"parameters.":[160],"optimally":[162,190],"designed":[163,191],"with":[166],"10%":[167],"concentration":[169],"give":[171],"responsivity":[172],"1.55":[174],"A/W,":[175],"detectivity":[176],"6.12\u00d71010":[178],"cmHz\u00bdW-1":[179],"wavelength,":[183],"~97":[185],"GHz":[186],"BW.":[187],"Therefore,":[188],"potential":[196],"candidate":[197],"silicon":[199],"photonic":[200],"EPICs":[201],"offering":[202],"high-speed":[203],"communications.":[205]},"counts_by_year":[{"year":2026,"cited_by_count":7},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":14},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":1}],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2022-05-26T00:00:00"}