Logarithmic organic photodetectors

dc.contributor.authorElgazzar, Elsayed
dc.contributor.authorOzdemir, Mehmet
dc.contributor.authorUsta, Hakan
dc.contributor.authorAl-Ghamdi, Ahmed A.
dc.contributor.authorDere, A.
dc.contributor.authorEl-Tantawy, Farid
dc.contributor.authorYakuphanoğlu, Fahrettin
dc.date.accessioned2026-08-12T17:32:48Z
dc.date.issued2015
dc.departmentFırat Üniversitesi
dc.description.abstractA novel photodetector of Al/GO:C8-BTBT/n-Si/Au with various graphene oxide (GO) contents has been investigated. The electrical properties of the diodes were characterized by current-voltage (I-V) and capacitance-voltage (C-V) measurements. The values of barrier height, ideality factor, and series resistance of the diodes were determined from I-V characteristic curves by using Norde's equations. The photocurrent properties of the diode were studied under various illumination intensities. The photoconducting mechanism of the diodes is controlled by the traps. The photoresponse properties of the diodes are increased with GO contents. The obtained results indicate that graphene oxide doped 2,7-dioctyl[1]benzothieno[3,2-b][1]benzothiophene/n-Si heterojunctions can be used as a photodetector for optoelectronic applications. (C) 2015 Elsevier B.V. All rights reserved.
dc.description.sponsorshipScience Academy, Young Scientists Award Program (BAGEP); AGU-BAP [FOA-2015-24]
dc.description.sponsorshipH.U. acknowledges support from The Science Academy, Young Scientists Award Program (BAGEP) and AGU-BAP (FOA-2015-24).
dc.identifier.doi10.1016/j.synthmet.2015.10.008
dc.identifier.endpage296
dc.identifier.issn0379-6779
dc.identifier.orcid0000-0001-5790-2943
dc.identifier.orcid0000-0002-5409-3770
dc.identifier.orcid0000-0002-0618-1979
dc.identifier.scopus2-s2.0-84958834651
dc.identifier.scopusqualityQ1
dc.identifier.startpage288
dc.identifier.urihttps://doi.org/10.1016/j.synthmet.2015.10.008
dc.identifier.urihttps://hdl.handle.net/11508/56760
dc.identifier.volume210
dc.identifier.wosWOS:000367770300022
dc.identifier.wosqualityQ2
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.language.isoen
dc.publisherElsevier Science Sa
dc.relation.ispartofSynthetic Metals
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/closedAccess
dc.snmzKA_WoS_20260511
dc.subjectGraphene oxide
dc.subjectOrganic semiconductor
dc.subjectPhotodiode
dc.titleLogarithmic organic photodetectors
dc.typeArticle

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