{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/90959"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/90959","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Diffusion characterization of antimony-based type-II superlattices using electron beam induced current and time-resolved photoluminescence","abstract":"The infrared wavelength range is of vital importance for thermal imaging, molecular sensing, astronomy, and a variety of other health, medicine, and security and defense applications. Infrared detectors, capable of light detection in this vital wavelength range are thus of significant technological importance. In the past 10-15 years, type-II superlattices (T2SLs), primarily utilizing antimony-based III-V materials, have gained significant interest for their mid-wave or long-wave infrared (MWIR or LWIR) detection capabilities. Although T2SLs are predicted to have superior performance, when compared to the current state-of-the-art infrared detectors, such performance has yet to be demonstrated. A primary limiting factor in T2SL device performance is the thermal generation of carriers via a variety of defects and impurities in the T2SL material. Understanding these defects is key to improving T2SL detector performance. This thesis shows how to quantitatively characterize T2SL materials by using electron beam induced current (EBIC) and time-resolved photoluminescence (TRPL) technologies. Moreover, we investigate how the molar composition of antimony and gallium affect on the diffusion characteristics of this materials.","abstract_html":"The infrared wavelength range is of vital importance for thermal imaging, molecular sensing, astronomy, and a variety of other health, medicine, and security and defense applications. Infrared detectors, capable of light detection in this vital wavelength range are thus of significant technological importance. In the past 10-15 years, type-II superlattices (T2SLs), primarily utilizing antimony-based III-V materials, have gained significant interest for their mid-wave or long-wave infrared (MWIR or LWIR) detection capabilities. Although T2SLs are predicted to have superior performance, when compared to the current state-of-the-art infrared detectors, such performance has yet to be demonstrated. A primary limiting factor in T2SL device performance is the thermal generation of carriers via a variety of defects and impurities in the T2SL material. Understanding these defects is key to improving T2SL detector performance. This thesis shows how to quantitatively characterize T2SL materials by using electron beam induced current (EBIC) and time-resolved photoluminescence (TRPL) technologies. Moreover, we investigate how the molar composition of antimony and gallium affect on the diffusion characteristics of this materials.","abstract_has_math":false,"creators":["Yoon, Narae"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Electrical & Computer Engr","degree_department":null,"school":null,"contributors":["Wasserman, Daniel M."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2016,"date_issued":"2016-07-07T21:18:04Z","date_published":"2016-07-07T21:18:04Z","updated_at":"2026-07-22T22:26:34Z","subjects":["Type-II superlattices (T2SL)","Electron beam induced current (EBIC)","Diffusion Characteristics"],"languages":["en"],"rights":["Copyright 2016 Narae Yoon"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/90959","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Wasserman, Daniel M."]},{"key":"dc:creator","label":"Author","values":["Yoon, Narae"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2016-07-07T21:18:04Z","2018-07-08T09:15:26Z","2016-04-29","2016-05"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Electrical & Computer Engr"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Type-II superlattices (T2SL)","Electron beam induced current (EBIC)","Diffusion Characteristics"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2016 Narae Yoon"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/90959"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The infrared wavelength range is of vital importance for thermal imaging, molecular sensing, astronomy, and a variety of other health, medicine, and security and defense applications. Infrared detectors, capable of light detection in this vital wavelength range are thus of significant technological importance. In the past 10-15 years, type-II superlattices (T2SLs), primarily utilizing antimony-based III-V materials, have gained significant interest for their mid-wave or long-wave infrared (MWIR or LWIR) detection capabilities. Although T2SLs are predicted to have superior performance, when compared to the current state-of-the-art infrared detectors, such performance has yet to be demonstrated. A primary limiting factor in T2SL device performance is the thermal generation of carriers via a variety of defects and impurities in the T2SL material. Understanding these defects is key to improving T2SL detector performance. This thesis shows how to quantitatively characterize T2SL materials by using electron beam induced current (EBIC) and time-resolved photoluminescence (TRPL) technologies. Moreover, we investigate how the molar composition of antimony and gallium affect on the diffusion characteristics of this materials.","Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2018-05-01","The student, Narae Yoon, accepted the attached license on 2016-04-28 at 16:45.","The student, Narae Yoon, submitted this Thesis for approval on 2016-04-28 at 16:47.","This Thesis was approved for publication on 2016-04-29 at 08:15.","DSpace SAF Submission Ingestion Package generated from Vireo submission #9497 on 2016-07-07 at 14:18:00","Made available in DSpace on 2016-07-07T21:18:04Z (GMT). No. of bitstreams: 2 YOON-THESIS-2016.pdf: 901562 bytes, checksum: 3f4495f3741420b3ccd404519099b24b (MD5) LICENSE.txt: 4207 bytes, checksum: 6f5565246ecbe4156afefa81f5e26e1d (MD5) Previous issue date: 2016-04-29","Embargo set by: Seth Robbins for item 93314 Lift date: 2018-07-07T21:18:16Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD system","Limited Restriction Lifted for Item 93314 on 2018-07-08T09:15:26Z."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Diffusion characterization of antimony-based type-II superlattices using electron beam induced current and time-resolved photoluminescence"]}]}],"canonical_facts":{"dc:contributor":["Wasserman, Daniel M."],"dc:creator":["Yoon, Narae"],"dc:date":["2016-07-07T21:18:04Z","2018-07-08T09:15:26Z","2016-04-29","2016-05"],"dc:description":["The infrared wavelength range is of vital importance for thermal imaging, molecular sensing, astronomy, and a variety of other health, medicine, and security and defense applications. Infrared detectors, capable of light detection in this vital wavelength range are thus of significant technological importance. In the past 10-15 years, type-II superlattices (T2SLs), primarily utilizing antimony-based III-V materials, have gained significant interest for their mid-wave or long-wave infrared (MWIR or LWIR) detection capabilities. Although T2SLs are predicted to have superior performance, when compared to the current state-of-the-art infrared detectors, such performance has yet to be demonstrated. A primary limiting factor in T2SL device performance is the thermal generation of carriers via a variety of defects and impurities in the T2SL material. Understanding these defects is key to improving T2SL detector performance. This thesis shows how to quantitatively characterize T2SL materials by using electron beam induced current (EBIC) and time-resolved photoluminescence (TRPL) technologies. Moreover, we investigate how the molar composition of antimony and gallium affect on the diffusion characteristics of this materials.","Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2018-05-01","The student, Narae Yoon, accepted the attached license on 2016-04-28 at 16:45.","The student, Narae Yoon, submitted this Thesis for approval on 2016-04-28 at 16:47.","This Thesis was approved for publication on 2016-04-29 at 08:15.","DSpace SAF Submission Ingestion Package generated from Vireo submission #9497 on 2016-07-07 at 14:18:00","Made available in DSpace on 2016-07-07T21:18:04Z (GMT). No. of bitstreams: 2 YOON-THESIS-2016.pdf: 901562 bytes, checksum: 3f4495f3741420b3ccd404519099b24b (MD5) LICENSE.txt: 4207 bytes, checksum: 6f5565246ecbe4156afefa81f5e26e1d (MD5) Previous issue date: 2016-04-29","Embargo set by: Seth Robbins for item 93314 Lift date: 2018-07-07T21:18:16Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD system","Limited Restriction Lifted for Item 93314 on 2018-07-08T09:15:26Z."],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/2142/90959"],"dc:language":["en"],"dc:rights":["Copyright 2016 Narae Yoon"],"dc:subject":["Type-II superlattices (T2SL)","Electron beam induced current (EBIC)","Diffusion Characteristics"],"dc:title":["Diffusion characterization of antimony-based type-II superlattices using electron beam induced current and time-resolved photoluminescence"],"dc:type":["text"],"thesis:degree_discipline":["Electrical & Computer Engr"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:26:34Z"}