Yazar "Canimkurbey, Betul" için listeleme
-
Application of organic photovoltaic cell: poly(2-aminofluoren)/multi-walled carbon nanotube composites
Baldemir, Muhammmet Abdullah; Topuksak, Hanife; Tas, Recep; Gul, Melek; Canimkurbey, Betul (Springer, 2021)This work presents the 2-aminofluorene polymer matrix based on the multi-walled carbon nanotube module for an alternative energy conversion system as a photovoltaic solar cell. The properties of the MWCNT-PAF composite ... -
Conventional and inverted organic light emitting diodes based on bright green emmisive polyfluorene derivatives
Mucur, Selin Piravadili; Kok, Cansu; Bilgili, Hakan; Canimkurbey, Betul; Koyuncu, Sermet (ELSEVIER SCI LTD, 2018)Electro-active green light-emitting polymers based on polyfluorene derivatives (SF5 and SF6) were synthesized by Suzuki coupling reaction. Effect of fluorenone moiety on the main chain of the polyfluorene with allyl subunit ... -
Effect of intrinsic polymer properties on the photo sensitive organic field-effect transistors (Photo-OFETs)
Kosemen, Zuhal Alpaslan; Kosemen, Arif; Ozturk, Sadullah; Canimkurbey, Betul; San, Sait Eren; Yerli, Yusuf; Tunc, Ali Veysel (ELSEVIER SCIENCE BV, 2016)In this work, we have demonstrated how the intrinsic properties of a conjugated polymer can influence the electro-optical characteristics of photo sensitive organic field - effect transistors (Photo-OFETs). Photo-OFETs ... -
Fabrication and investigation of P3HT:PCBM bulk heterojunction based organic field effect transistors using dielectric layers of PMMA:Ta2O5 nanocomposites
Canimkurbey, Betul; Kosemen, Zuhal Alpaslan; Cakirlar, Cigdem; San, Sait Eren; Yasin, Muhammad; Berber, Savas; Kosemen, Arif (ELSEVIER SCIENCE BV, 2017)In this work, we have fabricated top-gate/bottom-contact type Organic Field Effect Transistors (OFETs). A poly(3-hexylthiophene) (P3HT): [6,6]-phenyl C61-butyric acid methyl ester (PCBM) blend with 1:1 wt/wt ratio was used ... -
Fluorene-based donor-acceptor-type multifunctional polymer with bicarbazole pendant moiety for optoelectronic applications
Piravadili, Selin; Doyranli, Ceylan; Altinisik, Sinem; Bilgili, Hakan; Canimkurbey, Betul; Koyuncu, Sermet (Wiley, 2021)Since limited examples are in the literature in which both organic light-emitting diodes (OLEDs) and electrochromic (EC) applications were performed using the same conjugated polymer, we presented comprehensive EC and ... -
Four-Winged Propeller-Shaped Indole-Modified and Indole- Substituted Tetraphenylethylenes: Greenish-Blue Emitters with Aggregation-Induced Emission Features for Conventional Organic Light-Emitting Diodes
Lafzi, Ferruh; Taskesenligil, Yunus; Canimkurbey, Betul; Piravadili, Selin; Kilic, Haydar; Saracoglu, Nurullah (Amer Chemical Soc, 2022)Aggregation-induced emission (AIE) is an extra-ordinary photochemical phenomenon described by Tang's group in 2001, where the aggregation of some organic molecules enhances their light emission by limiting intramolecular ... -
Highly-Directional, Highly-Efficient Solution-Processed Light-Emitting Diodes of All-Face-Down Oriented Colloidal Quantum Well Self-Assembly
Baruj, Hamed Dehghanpour; Bozkaya, Iklim; Canimkurbey, Betul; Isik, Ahmet Tarik; Shabani, Farzan; Delikanli, Savas; Shendre, Sushant (Wiley-V C H Verlag Gmbh, 2023)Semiconductor colloidal quantum wells (CQWs) provide anisotropic emission behavior originating from their anisotropic optical transition dipole moments (TDMs). Here, solution-processed colloidal quantum well light-emitting ... -
Medium band gap polymer based solution-processed high-kappa composite gate dielectrics for ambipolar OFET
Canimkurbey, Betul; Unay, Hande; Cakirlar, Cigdem; Buyukkose, Serkan; Cirpan, Ali; Berber, Savas; Parlak, Elif Alturk (IOP PUBLISHING LTD, 2018)The authors present a novel ambipolar organic filed-effect transistors (OFETs) composed of a hybrid dielectric thin film of Ta2O5: PMMA nanocomposite material, and solution processed poly(selenophene, benzotriazole and ... -
New metallophthalocyanines including benzylphenoxy groups and investigation of their organic-field effect transistor (OFET) features
Ozdemir, Mucahit; Altinisik, Sinem; Koksoy, Baybars; Canimkurbey, Betul; Koyuncu, Sermet; Durmus, Mahmut; Bulut, Mustafa (Elsevier Sci Ltd, 2022)In this study, metal and metal-free novel phthalocyanines containing peripheral and non-peripheral tetra 2-ben-zylphenoxy groups were synthesized. The compounds were characterized by UV-Vis, FT-IR, H-1 NMR, and MALDI-TOF ... -
Observation of optical gain from aqueous quantum well heterostructures in water
Delikanli, Savas; Isik, Furkan; Durmusoglu, Emek G.; Erdem, Onur; Shabani, Farzan; Canimkurbey, Betul; Kumar, Satish (Royal Soc Chemistry, 2022)Although achieving optical gain using aqueous solutions of colloidal nanocrystals as a gain medium is exceptionally beneficial for bio-optoelectronic applications, the realization of optical gain in an aqueous medium using ... -
Performance improvement in photosensitive organic field effect transistor by using multi-layer structure
Kosemen, Zuhal Alpaslan; Kosemen, Arif; Ozturk, Sadullah; Canimkurbey, Betul; Erkovan, Mustafa; Yerli, Yusuf (ELSEVIER SCIENCE SA, 2019)In this study, a new approach was introduced for Photo-OFETs as a multi-layer structure. Poly(3-hexylthiophene-2,5-diyl) regioregular (P3HT) and Copper(II) phthalocyanine (CuPc) thin films were used as two different active ... -
Role of new synthesized diethylenetriamine-based protic ionic liquids in organic semiconductor devices
Mucur, Selin Piravadili; Akbas, Huseyin; Kurt, Unal; Canimkurbey, Betul (Elsevier Gmbh, 2021)The charge carrier transport and related transport layers are extremely essential issue for obtaining high-efficient Organic Light Emitting Devices (OLEDs) and high-performance Organic Field Effect Transistor (OFETs). In ... -
Star-shaped hybrid polymers as insulators for organic field effect transistors
Doganci, Erdinc; Uner, Ahmet; Canimkurbey, Betul; Ozdogan, Reyhan; Tasdelen, Mehmet Atilla (WILEY, 2018)Synthesis of star-shaped polystyrene (PS) and poly (methyl metachrylate) (PMMA) containing a polyhedral oligomeric silsesquioxane (POSS) core are fabricated by combination of atom transfer radical polymerization (ATRP) and ... -
Synthesis and electrical characterization of Graphene Oxide films
Yasin, Muhammad; Tauqeer, T.; Zaidi, Syed M. H.; San, Sait E.; Mahmood, Asad; Kose, Muhammet E.; Canimkurbey, Betul; Okutan, Mustafa (ELSEVIER SCIENCE SA, 2015)In this work, we have synthesized Graphene Oxide (GO) using modified Hummers method and investigated its electrical properties using parallel plate impedance spectroscopic technique. Graphene Oxide films were prepared using ... -
Synthesis and structural and thermal properties of cyclotriphosphazene-based ionic liquids: tribological behavior and OFET application
Destegul, Ali; Akbas, Hueseyin; Karadag, Ahmet; Canimkurbey, Betul; Yerli, Yusuf; Tekin, Kadir Cihan; Malayoglu, Ugur; Kilic, Zeynel (SPRINGER HEIDELBERG, 2019)Three new fully substituted starting materials (Pz1-3) were synthesized reacting dimethylaminoethanol, 3-dimethylamino-1-propanol, and 4-pyrridinemethanol, which were saltified using metallic sodium, with partly substituted ... -
Vertically oriented self-assembly of colloidal CdSe/CdZnS quantum wells controlled via hydrophilicity/lipophilicity balance: optical gain of quantum well stacks for amplified spontaneous emission and random lasing
Dikmen, Zeynep; Isik, Ahmet Tarik; Bozkaya, Iklim; Baruj, Hamed Dehghanpour; Canimkurbey, Betul; Shabani, Farzan; Ahmad, Muhammad (Royal Soc Chemistry, 2023)We propose and demonstrate vertically oriented self-assembly of colloidal quantum wells (CQWs) that allows for stacking CdSe/CdZnS core/shell CQWs in films for the purposes of amplified spontaneous emission (ASE) and random ...
