F. Yakuphanoğlu
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View article: Effect of further grinding process on reduction of scale with carbonized almond shells
Effect of further grinding process on reduction of scale with carbonized almond shells Open
Iron and steel manufacturing generates significant industrial waste, including mill scale, rich in valuable metal content. This study investigates the potential of mill scale recovery for metallic iron and the use of almond shells as an or…
View article: Long short-term memory (LSTM) networks for precision prediction of Schottky barrier photodiode behavior at different illumination levels
Long short-term memory (LSTM) networks for precision prediction of Schottky barrier photodiode behavior at different illumination levels Open
This study has focused on modeling and predicting the electrical properties and parameters of CdZnO interlayered Al/p-Si Schottky Diodes (SDs) using the Long Short-Term Memory (LSTM) algorithm. The primary aim of this study was to develop …
View article: Photonic sensor based quaternary metal oxide semiconductor by controlling of solar photon intensity
Photonic sensor based quaternary metal oxide semiconductor by controlling of solar photon intensity Open
View article: Photonic Sensor Based Quaternary Metal Oxide Semiconductor by Controlling of Solar Photon Intensity
Photonic Sensor Based Quaternary Metal Oxide Semiconductor by Controlling of Solar Photon Intensity Open
View article: Enhancing tetrafullerene based photosensors and photovoltaic cells by graphene oxide doping
Enhancing tetrafullerene based photosensors and photovoltaic cells by graphene oxide doping Open
View article: Correction: Electrical characterization of silicon PV-cell: modeling
Correction: Electrical characterization of silicon PV-cell: modeling Open
View article: Quaternary functional semiconductor devices
Quaternary functional semiconductor devices Open
Al/(Zn:Cd:Ni:TiO 2 )/p-Si diodes with (4:2:2:2), (5:2:2:1) and (6:4:4:0) ratios were named as D1, D2, D3, and Al/(CdO:ZnO:NiO:Ti)/p-Si diodes with of (4:2:2:2), (5:2:2:1) and (6:4:4:0) ratios were named as D4, D5 and D6, respectively. The …
View article: Dye-sensitized solar cell: Effect of light on N3 dye/BMII electrolyte based architecture
Dye-sensitized solar cell: Effect of light on N3 dye/BMII electrolyte based architecture Open
This study evaluates the photovoltaic performance of Dye-Sensitized Solar Cells (DSSCs) for varied light conditions. The focus of this work is on exploring the experimental characteristics of a thin-film solar cell composed of ITO/TiO2/N3 …
View article: Impact of TiO2, ZnO, and Methylene Blue Doping on the Dielectric anisotropy of planar 8CB nematic liquid crystal
Impact of TiO2, ZnO, and Methylene Blue Doping on the Dielectric anisotropy of planar 8CB nematic liquid crystal Open
In this study, the impact on the dielectric properties of 8CB with the dispersion of TiO2, ZnO, and methylene blue (0% to 5%) is examined. Employing capacitance–voltage (C–V) measurements across frequencies ranging from 10 kHz to 2 MHz, we…
View article: Smart alloy metalized novel photonic NEMS photodiode with CuAlV/n-Si/Al junction structure
Smart alloy metalized novel photonic NEMS photodiode with CuAlV/n-Si/Al junction structure Open
In this work, a novel smart (shape memory) alloy metalized photonic silicon wafer photodiode with Schottky type CuAlV/n-Si/Al contact structure as a nano-electro-mechanical-system (NEMS) photodevice was fabricated by thermal evaporation te…
View article: Dye-Sensitized Solar Cell: Effect of Light on N3 Dye/Mbii Electrolyte Based Architecture
Dye-Sensitized Solar Cell: Effect of Light on N3 Dye/Mbii Electrolyte Based Architecture Open
View article: Preparation of Carbon Dot/Polyaniline Composites as Voltage Based Dielectric Material for Capacitor Applications
Preparation of Carbon Dot/Polyaniline Composites as Voltage Based Dielectric Material for Capacitor Applications Open
View article: Machine learning models for efficient characterization of Schottky barrier photodiode internal parameters
Machine learning models for efficient characterization of Schottky barrier photodiode internal parameters Open
View article: Effect of CuO doping on the performance of LaB6 interlayer films in Al/CuO:LaB6/p-Si/Al diodes
Effect of CuO doping on the performance of LaB6 interlayer films in Al/CuO:LaB6/p-Si/Al diodes Open
This study investigates the fabrication and performance analysis of Al/CuO:LaB6/p-Si/Al diodes with CuO-doped LaB6 interlayer films of varying concentrations (1%, 5%, and 10%). Experimental evidence demonstrates the limitations of 0% CuO d…
View article: Bias and illumination-dependent room temperature negative differential conductance in Ni-doped ZnO/p-Si Schottky photodiodes for quantum optics applications
Bias and illumination-dependent room temperature negative differential conductance in Ni-doped ZnO/p-Si Schottky photodiodes for quantum optics applications Open
View article: Light and bias-induced room temperature negative differential conductance in Ni-doped ZnO/p-Si Schottky photodiodes for quantum optical applications
Light and bias-induced room temperature negative differential conductance in Ni-doped ZnO/p-Si Schottky photodiodes for quantum optical applications Open
We present evidence for the existence of bias and illumination-driven negative differential conductance (NDC) in Ni-doped aluminium/p-Silicon Schottky diodes. We suggest the Ridley–Watkins–Hilsum (RWH) mechanism as a possible explanation o…
View article: Fabrication of Photodiodes Based on Graphene Oxide (Go) Doped Lanthanum Hexaboride (Lab6) Nanocomposites
Fabrication of Photodiodes Based on Graphene Oxide (Go) Doped Lanthanum Hexaboride (Lab6) Nanocomposites Open
View article: Optoelectronic Enhancement of Zno/P-Si Schottky Barrier Diodes by (Sn,Ti) Co-Doping for Photonic Applications
Optoelectronic Enhancement of Zno/P-Si Schottky Barrier Diodes by (Sn,Ti) Co-Doping for Photonic Applications Open
View article: ZnO-doped PFPAMA: a novel transparent conducting polymer for fast photodiodes
ZnO-doped PFPAMA: a novel transparent conducting polymer for fast photodiodes Open
In this article, a new Schottky diode based on a transparent conducting polymer 2-(4-fluorophenyl)-2-oxoethyl-2-methylprop-2-enoate (PFPAMA) that is doped up to 5% with ZnO is presented. PFPAMA is a promising transparent polymer that is in…
View article: Saf ZnO ve katkılı ZnO:Alx:Mny ( x=1% at., y=1%, 2%, 3%, 5% at.) yarı iletken ince filmlerin yapısal ve optiksel özellikleri ile üretilen diyotların elektriksel özelliklerinin araştırılması
Saf ZnO ve katkılı ZnO:Alx:Mny ( x=1% at., y=1%, 2%, 3%, 5% at.) yarı iletken ince filmlerin yapısal ve optiksel özellikleri ile üretilen diyotların elektriksel özelliklerinin araştırılması Open
Bu çalışmada, katkısız ZnO ve Al, Mn katkılı ZnO yarı iletken ince filmler ve p-tipi Si diyotlar sol-jel spin kaplama tekniği kullanılarak üretildi. Üretilen ince filmlerin yapısal ve optiksel özellikleri sırasıyla SEM, XRD ve UV-Spektrofo…
View article: A method of determining the parameters in systems with serialized Current-Voltage characteristics
A method of determining the parameters in systems with serialized Current-Voltage characteristics Open
We propose a method of determining the parameters of systems with serialized characteristics, which may suggest the existence of symmetry in the system. The method is demonstrated in extracting the parameters of a metal-semiconductor in th…
View article: Ocaya–Yakuphanoğlu method for series resistance extraction and compensation of Schottky diode I–V characteristics
Ocaya–Yakuphanoğlu method for series resistance extraction and compensation of Schottky diode I–V characteristics Open
View article: Synthesis and Characterization of ZnO Thin Film for Modeling the Effect of Its Defects on ZnO/Cu2O Solar Cell EQE
Synthesis and Characterization of ZnO Thin Film for Modeling the Effect of Its Defects on ZnO/Cu2O Solar Cell EQE Open
Zinc oxide (ZnO) is one of the best transparent conducting oxide (TCO) materials with a wide bandgap and good electrical and optical properties. Its low cost, nontoxicity and transparency in the optical region of the electromagnetic spectr…
View article: Çeşitli Metal Oksitlere Katkılama Yapılarak Üretilmiş Fotodiyotların Elektriksel Özelliklerinin İncelenmesi: Bir Araştırma
Çeşitli Metal Oksitlere Katkılama Yapılarak Üretilmiş Fotodiyotların Elektriksel Özelliklerinin İncelenmesi: Bir Araştırma Open
Bu çalışmada farklı metal oksit nano tozlar kullanılarak üretilmiş fotodiyotlar ile ilgili son 10 yılda yapılan çalışmalar kapsamlı olarak ele alındı. Katkılamanın, fotodiyot ve fotodedektörlerin elektriksel özelliklerini ne ölçüde etkiled…
View article: Synthesis, characterization and application of Ru(II) complexes containing pyridil ligands for dye-sensitized solar cells
Synthesis, characterization and application of Ru(II) complexes containing pyridil ligands for dye-sensitized solar cells Open
In this research, a series of Ru(II) complexes, ([Ru(1-7)(ina)(NCS) 2 ] (1-7=5-[6-(5-mercapto-1,3,4-oxadiazol-2-yl)pyridin- 2-yl]-1,3,4-oxadiazole-2-thiol’s, ina=isonicotinic acid) were synthesized and characterized using different spectro…
View article: Characterization and study of CdS quantum dots solar cells based on Graphene-TiO2 nanocomposite photoanode
Characterization and study of CdS quantum dots solar cells based on Graphene-TiO2 nanocomposite photoanode Open
View article: Investigation of Optical Properties of TiO2 Nano Powder
Investigation of Optical Properties of TiO2 Nano Powder Open
In this study, the production of TiO2 nanoparticles was carried out nano material production device. The optical properties of the TiO2 nanopowder produced were investigated. Nanostructures of synthesized TiO2 were well crystallized at hig…
View article: CCDC 1454707: Experimental Crystal Structure Determination
CCDC 1454707: Experimental Crystal Structure Determination Open
View article: The effects of deposition potential on the optical, morphological and mechanical properties of DLC films produced by electrochemical deposition technique at low voltages
The effects of deposition potential on the optical, morphological and mechanical properties of DLC films produced by electrochemical deposition technique at low voltages Open
Diamond-like carbon (DLC) films were electrochemically deposited onto indium tin oxide (ITO) substrates using acetic acid and deionized water as electrolyte at low deposition voltages (2.4 V and 60 V). The transmittance of the films was in…
View article: Amorf Yarıiletken InTe İnce Filminin Üretilmesi ve Karakterizasyonu
Amorf Yarıiletken InTe İnce Filminin Üretilmesi ve Karakterizasyonu Open
Bu çalışmada, InTe amorf yarıiletken malzemenin, X ışını difraksiyonu, elektriksel iletkenliği, optik ve dielektrik özellikleriaraştırıldı. X-ışını difraksiyon sonuçları InTe numunesinin amorf yapıya sahip olduğunu gösterir. Numunenin elek…