{"id":"https://openalex.org/W4417052252","doi":"https://doi.org/10.1109/ecoc66593.2025.11263307","title":"70 GHz, 2 A/W, Waveguide-Coupled Germanium-in-Silicon Avalanche Photodiode","display_name":"70 GHz, 2 A/W, Waveguide-Coupled Germanium-in-Silicon Avalanche Photodiode","publication_year":2025,"publication_date":"2025-09-28","ids":{"openalex":"https://openalex.org/W4417052252","doi":"https://doi.org/10.1109/ecoc66593.2025.11263307"},"language":"en","primary_location":{"id":"doi:10.1109/ecoc66593.2025.11263307","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecoc66593.2025.11263307","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 European Conference on Optical Communications (ECOC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/1854/LU-01K80XNR4RHQ5HH9HE45HDVNW4","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020136702","display_name":"Amir Shahin","orcid":"https://orcid.org/0000-0001-5307-2225"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Amir Shahin","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058064038","display_name":"Conor Coughlan","orcid":"https://orcid.org/0000-0002-6372-3076"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Conor Coughlan","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032600263","display_name":"Mathias Berciano","orcid":"https://orcid.org/0000-0003-0428-7005"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Mathias Berciano","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087402072","display_name":"Didit Yudistira","orcid":"https://orcid.org/0000-0003-1440-5407"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Didit Yudistira","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068300332","display_name":"Shuchi Kaushik","orcid":"https://orcid.org/0000-0002-1927-7945"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Shuchi Kaushik","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006538977","display_name":"Roger Loo","orcid":"https://orcid.org/0000-0003-3513-6058"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Roger Loo","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011427568","display_name":"Hakim Kobbi","orcid":null},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Hakim Kobbi","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041088719","display_name":"Patrick Carolan","orcid":"https://orcid.org/0000-0001-5931-3093"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Patrick Carolan","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019548230","display_name":"Marta Agati","orcid":"https://orcid.org/0000-0002-2108-4800"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Marta Agati","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021271886","display_name":"Dries Van Thourhout","orcid":"https://orcid.org/0000-0003-0111-431X"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Dries Van Thourhout","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070926330","display_name":"Peter Verheyen","orcid":"https://orcid.org/0000-0002-8245-9442"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Peter Verheyen","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006598723","display_name":"Maumita Chakrabarti","orcid":"https://orcid.org/0000-0003-4584-0399"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Maumita Chakrabarti","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111239344","display_name":"Yoojin Ban","orcid":"https://orcid.org/0000-0001-7319-8132"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Yoojin Ban","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050757937","display_name":"Dimitrios Velenis","orcid":"https://orcid.org/0000-0001-7947-8098"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Dimitrios Velenis","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050635364","display_name":"Filippo Ferraro","orcid":"https://orcid.org/0000-0002-9328-5548"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Filippo Ferraro","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090479355","display_name":"Joris Van Campenhout","orcid":"https://orcid.org/0000-0003-0778-2669"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Joris Van Campenhout","raw_affiliation_strings":["imec,Leuven,Belgium,3001"],"affiliations":[{"raw_affiliation_string":"imec,Leuven,Belgium,3001","institution_ids":["https://openalex.org/I4210114974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":16,"corresponding_author_ids":["https://openalex.org/A5020136702"],"corresponding_institution_ids":["https://openalex.org/I4210114974"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.37769592,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","score":0.724399983882904,"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":0.724399983882904,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.09929999709129333,"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/T11803","display_name":"Superconducting and THz Device Technology","score":0.06930000334978104,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/responsivity","display_name":"Responsivity","score":0.7293000221252441},{"id":"https://openalex.org/keywords/photodetector","display_name":"Photodetector","score":0.7132999897003174},{"id":"https://openalex.org/keywords/diode","display_name":"Diode","score":0.5788999795913696},{"id":"https://openalex.org/keywords/avalanche-photodiode","display_name":"Avalanche photodiode","score":0.5497000217437744},{"id":"https://openalex.org/keywords/single-photon-avalanche-diode","display_name":"Single-photon avalanche diode","score":0.5253000259399414},{"id":"https://openalex.org/keywords/dark-current","display_name":"Dark current","score":0.4959000051021576},{"id":"https://openalex.org/keywords/photodiode","display_name":"Photodiode","score":0.4300000071525574}],"concepts":[{"id":"https://openalex.org/C178889773","wikidata":"https://www.wikidata.org/wiki/Q7316011","display_name":"Responsivity","level":3,"score":0.7293000221252441},{"id":"https://openalex.org/C23125352","wikidata":"https://www.wikidata.org/wiki/Q210765","display_name":"Photodetector","level":2,"score":0.7132999897003174},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.6187999844551086},{"id":"https://openalex.org/C78434282","wikidata":"https://www.wikidata.org/wiki/Q11656","display_name":"Diode","level":2,"score":0.5788999795913696},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5619999766349792},{"id":"https://openalex.org/C109679912","wikidata":"https://www.wikidata.org/wiki/Q175932","display_name":"Avalanche photodiode","level":3,"score":0.5497000217437744},{"id":"https://openalex.org/C193361668","wikidata":"https://www.wikidata.org/wiki/Q7523761","display_name":"Single-photon avalanche diode","level":4,"score":0.5253000259399414},{"id":"https://openalex.org/C180651308","wikidata":"https://www.wikidata.org/wiki/Q1265973","display_name":"Dark current","level":3,"score":0.4959000051021576},{"id":"https://openalex.org/C751236","wikidata":"https://www.wikidata.org/wiki/Q175943","display_name":"Photodiode","level":2,"score":0.4300000071525574},{"id":"https://openalex.org/C31831630","wikidata":"https://www.wikidata.org/wiki/Q1411932","display_name":"IMPATT diode","level":3,"score":0.4284999966621399},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4180000126361847},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.4009000062942505},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.3955000042915344},{"id":"https://openalex.org/C95341827","wikidata":"https://www.wikidata.org/wiki/Q175898","display_name":"Avalanche diode","level":4,"score":0.38429999351501465},{"id":"https://openalex.org/C148043351","wikidata":"https://www.wikidata.org/wiki/Q4456944","display_name":"Current (fluid)","level":2,"score":0.3172999918460846},{"id":"https://openalex.org/C176666156","wikidata":"https://www.wikidata.org/wiki/Q25504","display_name":"Light-emitting diode","level":2,"score":0.26030001044273376}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/ecoc66593.2025.11263307","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecoc66593.2025.11263307","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 European Conference on Optical Communications (ECOC)","raw_type":"proceedings-article"},{"id":"pmh:oai:archive.ugent.be:01K80XNR4RHQ5HH9HE45HDVNW4","is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-01K80XNR4RHQ5HH9HE45HDVNW4","pdf_url":null,"source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 9798331595319","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"pmh:oai:archive.ugent.be:01K80XNR4RHQ5HH9HE45HDVNW4","is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-01K80XNR4RHQ5HH9HE45HDVNW4","pdf_url":null,"source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 9798331595319","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2731469377","display_name":null,"funder_award_id":"101017194","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1967995021","https://openalex.org/W2003425845","https://openalex.org/W2040489434","https://openalex.org/W2515260639","https://openalex.org/W2792757695","https://openalex.org/W4229001774","https://openalex.org/W4283030564","https://openalex.org/W4391232091","https://openalex.org/W4393174639","https://openalex.org/W4396892098"],"related_works":[],"abstract_inverted_index":{"In":[0],"this":[1],"work,":[2],"we":[3],"report":[4],"a":[5,41],"waveguide":[6],"Ge/Si":[7],"avalanche":[8],"photodetector":[9],"achieving":[10],"high":[11],"3dB-bandwidths":[12],"of":[13,23],"70":[14],"GHz":[15,18],"and":[16,26],"50":[17],"at":[19],"an":[20],"O-band":[21],"responsivity":[22],"2":[24],"A/W":[25],"3.6":[27],"A/W,":[28],"respectively,":[29],"combined":[30],"with":[31],"sub-":[32],"<tex":[33],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[34],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\mu":[35],"A$</tex>":[36],"dark":[37],"current":[38],"performance":[39],"in":[40],"simple,":[42],"Si-contacted":[43],"lateral":[44],"diode":[45],"design.":[46]},"counts_by_year":[],"updated_date":"2026-04-11T08:14:18.477133","created_date":"2025-12-05T00:00:00"}
