Yazar "Doğan, Seydi" için listeleme
-
Characteristic evaluation on spray-deposited WFTO thin films as a function of W doping ratio
Turgut, Güven; Keskenler, Eyüp Fahri; Aydın, Serdar; Tatar, Demet; Sönmez, Erdal; Doğan, Seydi; Düzgün, Bahattin (Nonferrous Metals Soc China, 2014)In this work, F and F + W simultaneously doped SnO2 highly transparent conducting thin films were deposited on glass substrates at (500 +/- A 5) A degrees C temperature by the spray pyrolysis method. Microstructural, ... -
The effect of fluorine and tungsten co-doping on optical, electrical and structural properties of tin(IV) oxide thin films prepared by sol-gel spin coating method
Keskenler, Eyüp Fahri; Turgut, Güven; Aydın, Serdar; Doğan, Seydi; Düzgün, Bahattin (Technical Univ Wroclaw, 2013)Fluorine and tungsten co-doped tin(IV) oxide (WFTO) thin films have been prepared first time by a sol gel spin coating method. the effect of F and W co-dopant ratio on optical, electrical and structural properties of SnO2 ... -
Effect of Nb doping on structural, electrical and optical properties of spray deposited SnO2 thin films
Turgut, Güven; Keskenler, Eyüp Fahri; Aydın, Serdar; Sönmez, Erdal; Doğan, Seydi; Düzgün, Bahattin; Ertuğrul, Mehmet (Academic Press Ltd- Elsevier Science Ltd, 2013)Nb doped SnO2 transparent conducting thin films were deposited by spray pyrolysis method. Microstructural, morphological, electrical and optical properties of the films were investigated as a function of niobium (Nb) doping, ... -
Evaluation of structural and optical properties of Mn-Doped ZnO thin films synthesized by Sol-Gel technique
Keskenler, Eyüp Fahri; Doğan, Seydi; Turgut, Güven; Gürbulak, Bekir (Springer, 2012)Undoped ZnO and Mn-doped ZnO (MZO) films with 0.25, 0.50, and 0.75 mol pct were synthesized onto glass substrates by sol-gel spin-coating technique, and the effects of Mn on structural, morphologic, and optical properties ... -
Fabrication and characterization of Al/Cu2ZnSnS4/n-Si/Al heterojunction photodiodes
Turgut, Güven; Keskenler, Eyüp Fahri; Aydın, Serdar; Doğan, Seydi; Duman, Songül; Özçelik, Şeyma; Gürbulak, Bekir; Esen, Bayram (Wiley-V C H Verlag Gmbh, 2014)Cu2ZnSnS4 (CZTS) thin film has been synthesized by a sol-gel spin-coating technique on the n-Si substrate to fabricate heterojunction photodiodes. An X-ray diffraction study has shown that the film is polycrystalline with ... -
Growth and characterization of Ag/n-ZnO/p-Si/Al heterojunction diode by sol-gel spin technique
Keskenler, Eyüp Fahri; Tomakin, Murat; Doğan, Seydi; Turgut, Güven; Aydın, Serdar; Duman, Songül; Gürbulak, Bekir (Elsevier Science Sa, 2013)Polycrystalline ZnO thin film was obtained on the p-Si for the heterojunction diode fabrication by sol-gel method. X-ray diffraction study showed that the texture of the film is hexagonal with a strong (002) preferred ... -
An investigation of the Nb doping effect on structural, morphological, electrical and optical properties of spray deposited F doped SnO2 films
Turgut, Güven; Keskenler, Eyüp Fahri; Aydın, Serdar; Yılmaz, Mehmet; Doğan, Seydi; Düzgün, Bahattin (Iop Publishing Ltd, 2013)F and Nb + F co-doped SnO2 thin films were deposited on glass substrates by the spray pyrolysis method. the microstructural, morphological, electrical and optical properties of the 10 wt% F doped SnO2 (FTO) thin films were ... -
Optical and structural properties of bismuth doped ZnO thin films by sol-gel method: urbach rule as a function of crystal defects
Keskenler, Eyüp Fahri; Aydın, Serdar; Turgut, Güven; Doğan, Seydi (Polish Acad Sciences Inst Physics, 2014)Bismuth (Bi) doped zinc oxide (ZnO:Bi) thin films were prepared on glass substrates by sol gel spin coating technique using homogeneous precursor solutions, and effects of Bi doping on the structural and optical properties ... -
Structural characterizations and optical properties of InSe and InSe: Ag semiconductors grown by Bridgman/Stockbarger technique
Gürbulak, Bekir; Sata, Mehmet; Doğan, Seydi; Duman, Songül; Ashkhasi, Afsoun; Keskenler, Eyüp Fahri (Elsevier, 2014)Undoped InSe and Ag doped InSe (InSe:Ag) single crystals have been grown by using the Bridgman/Stockbarger method. the freshly cleaved crystals have mirror-like surfaces even without using mechanical treatment. the structure ... -
A study on characterization of Al/ZnS/p-Si/Al heterojunction diode synthesized by sol-gel technique
Turgut, Güven; Keskenler, Eyüp Fahri; Aydın, Serdar; Doğan, Seydi; Duman, Songül; Sönmez, Erdal; Esen, Bayram; Düzgün, Bahattin (Elsevier Science Bv, 2013)In this paper, we investigated the morphological, optical and electrical properties of sol-gel spin coated ZnS film and device performance of fabricated Al/ZnS/p-Si/Al heterojunction diode. AFM images showed that surface ... -
W doped SnO2 growth via sol-gel routes and characterization: Nanocubes
Keskenler, Eyüp Fahri; Turgut, Güven; Aydın, Serdar; Doğan, Seydi (Elsevier Gmbh, 2013)The effects of W doping on the characteristical properties of SnO2 thin films prepared by sol-gel spin coating method were investigated. the SnO2 thin films were deposited at various W doping ratios and characterized by ...
