The role of NiO in isotype heterojunction photodiodes

dc.authorid0000-0003-1740-1444
dc.authorid0000-0002-3935-9649
dc.contributor.authorSevgili, Omer
dc.contributor.authorOrak, Ikram
dc.contributor.authorOzel, Sultan Suleyman
dc.contributor.authorOzel, Faruk
dc.date.accessioned2026-02-28T12:17:57Z
dc.date.available2026-02-28T12:17:57Z
dc.date.issued2025
dc.departmentBayburt Üniversitesi
dc.description.abstractThis study presents a structural analysis of NiO and the fabrication of Al/NiO/p-Si isotype heterojunction photodiode (PD) as well as an investigation of the photo-response and photovoltaic (PV) properties of the PD in the various illumination intensities. The series resistance (RS) value of the Al/NiO/p-Si was calculated to be 0.11 k Omega using Ohm's Law at 2 V. This result corroborates the assertion that RS is the pivotal parameter for attaining optimal performance in a PD. The NiO has made a notable improvement to the electrical parameters such as ideality factor, barrier height, and series resistance. The spectral responsivity R value of the PD was calculated as 1.59 A W-1 at -2 V. The Al/NiO/p-Si exhibited a short-circuit current density (JSC) of 60.38 mAcm-2, an open-circuit voltage (VOC) of 149.0 mV, a fill factor (FF) of 27.67%, and a power conversion efficiency (PCE) of 2.49%. In view of the experimental results, it can be concluded that NiO represents a promising material for the optimization of heterojunction photodiode applications.
dc.identifier.doi10.1088/1402-4896/add65b
dc.identifier.issn0031-8949
dc.identifier.issn1402-4896
dc.identifier.issue6
dc.identifier.scopus2-s2.0-105006748727
dc.identifier.scopusqualityQ2
dc.identifier.urihttps://doi.org/10.1088/1402-4896/add65b
dc.identifier.urihttps://hdl.handle.net/20.500.12403/6046
dc.identifier.volume100
dc.identifier.wosWOS:001493147700001
dc.identifier.wosqualityQ2
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.language.isoen
dc.publisherIop Publishing Ltd
dc.relation.ispartofPhysica Scripta
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/closedAccess
dc.snmzKA_WoS_20260218
dc.subjectNiO
dc.subjectphotodiode
dc.subjectphotoresponse
dc.subjectoptoelectronic
dc.titleThe role of NiO in isotype heterojunction photodiodes
dc.typeArticle

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