Yazar "Yakuphanoğlu, Fahrettin" için listeleme
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Boron doped nanostructure ZnO films onto ITO substrate
Çağlar, Müjdat; Ilıcan, Saliha; Çağlar, Yasemin; Yakuphanoğlu, Fahrettin (Elsevier Science Sa, 2011)Undoped and boron (B) doped nanostructure ZnO films were prepared by sol-gel method using spin coating technique. The effects of B content on the crystallinity and morphological properties of ZnO films were analyzed by ... -
CdO:Al films deposited by sol-gel process: a study on their structural and optical properties
Ilıcan, Saliha; Çağlar, Müjdat; Çağlar, Yasemin; Yakuphanoğlu, Fahrettin (Natl Inst Optoelectronics, 2009)Undoped and Al-doped CdO films have been prepared by sol-gel spin-coating method. Effects of Al dopant on the structural and optical properties of CdO film have been investigated. The films were prepared for Al/Cd ratios ... -
Determination of the electronic parameters of nanostructure SnO2/p-Si diode
Çağlar, Yasemin; Çağlar, Müjdat; Ilıcan, Saliha; Yakuphanoğlu, Fahrettin (Elsevier Science BV, 2009)The current-voltage and capacitance-voltage characteristics of the nanostructure SnO2/p-Si diode have been investigated. The optical band gap and microstructure properties of the SnO2 film were analyzed by optical absorption ... -
The determination of the optical band and optical constants of non-crystalline and crystalline ZnO thin films deposited by spray pyrolysis
Yakuphanoğlu, Fahrettin; Ilıcan, Saliha; Çağlar, Müjdat; Çağlar, Yasemin (Natl Inst Optoelectronics, 2007)The optical constants and optical band gaps of the non-crystalline and crystalline zinc oxide (ZnO) thin films deposited by the spray pyrolysis method onto glass substrates at the different deposition times have been ... -
Effect of channel thickness on the field effect mobility of ZnO-TFT fabricated by sol gel process
Çağlar, Yasemin; Çağlar, Müjdat; Ilıcan, Saliha; Aksoy, Seval; Yakuphanoğlu, Fahrettin (Elsevier Science Sa, 2015)In this study, bottom-gate structured ZnO TFTs were fabricated on pSi/SiO2 substrate. ZnO active layers with different thickness were deposited by using sol gel spin coating method and the electrical performances of the ... -
Effect of the Deposition Temperature on the Device Performance of the Nanostructured ZnO Thin Film Transistor by Sol Gel Method
Rüzgar, Şerif; Özkan, Aziz Ertuğrul; Çağlar, Müjdat; Aksoy, Seval; Ilıcan, Saliha; Çağlar, Yasemin; Yakuphanoğlu, Fahrettin (Amer Scientific Publishers, 2014)In this study, the nanostructured ZnO thin film transistors (TFTs) were fabricated by using sol-gel spin-coating method and the deposition temperature effect on the structural and morphological properties of active layer ... -
The effects of Al doping on the optical constants of ZnO thin films prepared by spray pyrolysis method
Çağlar, Müjdat; Ilıcan, Saliha; Çağlar, Yasemin; Yakuphanoğlu, Fahrettin (Springer, 2008)Aluminum doped ZnO (AZO) thin films doped with different aluminum concentrations have been prepared by spray pyrolysis method onto glass substrates. The optical and structural properties of the films have been investigated ... -
The effects of fluorine on the structural, surface morphology and optical properties of ZnO thin films
Yakuphanoğlu, Fahrettin; Çağlar, Yasemin; Ilıcan, Saliha; Çağlar, Müjdat (Elsevier Science BV, 2007)The optical and structural properties of fluorine-doped Zinc oxide (ZnO) thin films have been investigated. The X-ray diffraction spectra indicate that the films have polycrystalline nature. A ZnO single phase with a ... -
Effects of In, Al and Sn dopants on the structural and optical properties of ZnO thin films
Çağlar, Yasemin; Ilıcan, Saliha; Çağlar, Müjdat; Yakuphanoğlu, Fahrettin (Pergamon-Elsevier Science LTD, 2007)Effect of In, Al and Sn dopants on the optical and structural properties of ZnO thin films have been investigated by X-ray diffraction technique and optical characterization method. X-ray diffraction patterns confirm that ... -
The effects of substrate temperature on refractive index dispersion and optical constants of CdZn(S0.8Se0.2)(2) alloy thin films
Ilıcan, Saliha; Çağlar, Yasemin; Çağlar, Müjdat; Yakuphanoğlu, Fahrettin (Elsevier Science Sa, 2009)The effect of substrate temperature on optical properties of CdZn(S0.8Se0.2)(2) thin films deposited onto glass substrates by the spray pyrolysis method has been investigated. The average optical transmittance of the films ... -
Electrical characterization of nanocluster n-CdO/p-Si heterojunction diode
Yakuphanoğlu, Fahrettin; Çağlar, Müjdat; Çağlar, Yasemin; Ilıcan, Saliha (Elsevier Science Sa, 2010)The nanocluster n-CdO/p-Si heterojunction diode was fabricated by sol-gel method. The structural and optical properties of the nanocluster CdO film have been investigated. The CdO film has a polycrystalline with a cubic ... -
Electrical characterization of the diodes-based nanostructure ZnO:B
Yakuphanoğlu, Fahrettin; Çağlar, Yasemin; Çağlar, Müjdat; Ilıcan, Saliha (Cambridge University Press, 2012)The diodes-based undoped and boron (B) doped ZnO films deposited onto p-Si by sol-gel method using spin coating technique were fabricated. The morphological properties of ZnO films were analyzed by field emission scanning ... -
Electrical characterization of ZnO/organic semiconductor diode
Çağlar, Yasemin; Yakuphanoğlu, Fahrettin; Ilıcan, Saliha; Çağlar, Müjdat (Natl Inst Optoelectronics, 2008)The electrical characterization of IZO/FSS/Al diode has been investigated current-voltage method. The ideality factor of the diode was found to be 2.84, which confirm that the IZO/FSS/Al device indicates a non-ideal I-V ... -
Electrical conductivity and optical properties of ZnO nanostructured thin film
Çağlar, Müjdat; Ilıcan, Saliha; Çağlar, Yasemin; Yakuphanoğlu, Fahrettin (Elsevier Science BV, 2009)The electrical conductivity, structural and optical properties of ZnO nanostructured semiconductor thin film prepared by sol-gel spin coating method have been investigated. The X-ray diffraction result indicates that the ... -
Electrical conductivity, optical and structural properties of indium-doped ZnO nanofiber thin film deposited by spray pyrolysis method
Ilıcan, Saliha; Çağlar, Yasemin; Çağlar, Müjdat; Yakuphanoğlu, Fahrettin (Elsevier Science BV, 2006)The indium-doped ZnO nanofiber thin film has been deposited by spray pyrolysis method. Donor level and barrier height energies for the film were determined from the temperature dependence of the conductivity and were found ... -
Fabrication and electrical characterization of flower-like CdO/p-Si heterojunction diode
Çağlar, Müjdat; Yakuphanoğlu, Fahrettin (IOP Publishing LTD, 2009)The electrical properties of a flower-like CdO/p-Si heterojunction diode have been investigated in the temperature range 80-400 K. The CdO thin film was deposited on p-type Si using the sol-gel spin coating method. The ... -
Improved mobility of the copper phthalocyanine thin-film transistor
Yakuphanoğlu, Fahrettin; Çağlar, Müjdat; Çağlar, Yasemin; Ilıcan, Saliha (Elsevier Science Sa, 2010)Copper phthalocyanine (CuPc) organic thin-film transistor (OTFT) was fabricated by thermal evaporation deposition on p-SiO2 dielectric layer. Organic thin-film transistors used in large display areas need the enhancement ... -
Influence of heat treatment on the nanocrystalline structure of ZnO film deposited on p-Si
Çağlar, Yasemin; Ilıcan, Saliha; Çağlar, Müjdat; Yakuphanoğlu, Fahrettin; Wu, Junshu; Gao, Kun; Xue, Dongfeng (Elsevier Science Sa, 2009)The influence of heat treatment on the crystal structure, grain growth kinetics, orientation, and refractive index properties of the ZnO film deposited onto p-type single-crystalline Si substrate by sol-gel method has been ... -
Influence of Mn incorporation on the structural and optical properties of sol gel derived ZnO film
Çağlar, Yasemin; Ilıcan, Saliha; Çağlar, Müjdat; Yakuphanoğlu, Fahrettin (Springer, 2010)Undoped and manganese doped ZnO (ZnO:Mn) films were prepared by sol gel method using spin coating technique. The effect of Mn incorporation on the structural and optical properties of the ZnO film has been investigated. ... -
Magnesium-doped zinc oxide nanorod-nanotube semiconductor/p-silicon heterojunction diodes
Çağlar, Yasemin; Görgün, Kamuran; Ilıcan, Saliha; Çağlar, Müjdat; Yakuphanoğlu, Fahrettin (Springer, 2016)Nanostructured zinc oxide material is usable in electronic device applications such as light-emitting diodes, heterojunction diode, sensors, solar cell due to its interesting electrical conductivity and optical properties. ...
