Yazar "Çiriş, Ali" için listeleme
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Alloying and phase transformation in CdS/CdSe bilayers annealed with or without CdCl2
Çiriş, Ali; Başol, Bülent M.; Yılmaz, Sevil Savaşkan; Atasoy, Yavuz; Tomakin, Murat; Küçükömeroğlu, Tayfur; Bacaksız, Emin (Elsevier Sci Ltd, 2019)The present paper studies the structural, compositional, morphological and optical properties of thin CdS/CdSe stacks annealed in an inert atmosphere or subjected to a CdCl2 treatment. the bilayer stacks were fabricated ... -
Comparison of the impact of different chlorination treatments to ZnS and CdS thin films
Çiriş, Ali; Atasoy, Yavuz; Tomakin, Murat; Bacaksız, Emin (Elsevier, 2022)In this study, the effect of ZnCl2 and CdCl2 treatments on the structural, optical and electrical properties of ZnS and CdS thin films grown by chemical bath deposition method was examined. Employing CdCl2 or ZnCl2 treatment ... -
Deposition of CdSeTe alloys using CdTe-CdSe mixed powder source material in a close-space sublimation process
Çiriş, Ali; Başol, Bülent M.; Atasoy, Yavuz; Karaca, Abdullah; Küçükömeroğlu, Tayfur; Tomakin, Murat; Bacaksız, Emin (Springer, 2021)CdSexTe1-x films were deposited using a close-space sublimation (CSS) method and CdSe + CdTe mixed powders as the source material. Composition of the source was changed to obtain films with varying x values, and the resulting ... -
Effect of CdS and CdSe pre-treatment on interdiffusion with CdTe in CdS/CdTe and CdSe/CdTe heterostructures
Çiriş, Ali; Başol, Bülent M.; Atasoy, Yavuz; Küçükömeroğlu, Tayfur; Karaca, Abdullah; Tomakin, Murat; Bacaksız, Emin (Elsevier, 2021)High efficiency CdTe solar cell structure has the configuration of CdS/CdSe/CdTe. Depending on the deposition and post deposition techniques employed, this stack is often subjected to high temperatures, often in presence ... -
Effect of ultra-thin CdSexTe1−x interface layer on parameters of CdTe solar cells
Çiriş, Ali; Başol, Bülent M.; Atasoy, Yavuz; Karaca, Abdullah; Tomakin, Murat; Küçükömeroğlu, Tayfur; Bacaksız, Emin (Elsevier, 2022)Effects of an ultra-thin CdSexTe1-x junction interface layer on CdTe solar cell parameters were investigated employing a CdSexTe1-x/CdTe absorber structure. CdSexTe1-x thin films with varying composition were grown by ... -
The effect of ZnCl2 and CdCl2 treatment on ZnS/CdS junction partner on CdTe cell performance
Çiriş, Ali; Atasoy, Yavuz; Karaca, Abdullah; Tomakin, Murat; Küçükömeroğlu, Tayfur; Bacaksız, Emin (Elsevier, 2022)In this study, the impacts of ZnCl2 and CdCl2 treatments on the structural and optical properties of ZnS/CdS bilayers and on the parameters of CdTe solar cells with ZnS/CdS junction partners were investigated. CdS and ZnS ... -
Impact of CdSeTe and CdSe film deposition parameter on the properties of CdSeTe/CdTe absorber structure for solar cell applications
Çiriş, Ali; Atasoy, Yavuz; Tomakin, Murat; Karaca, Abdullah; Küçükömeroğlu, Tayfur; Bacaksız, Emin (Institute of Physics, 2024)In this study, the effect of depositing CdSeTe and CdTe layers at different substrate temperatures (STs) by evaporation in vacuum on the properties of the CdSeTe/CdTe stacks was investigated. First, CdSeTe layers in stack ... -
Impact of in/ex situ annealing and reaction temperature on structural, optical and electrical properties of SnS thin films
Olgar, Mehmet Ali; Çiriş, Ali; Tomakin, Murat; Zan, Recep (Elsevier, 2021)In this work, SnS thin films were prepared by in situ and ex situ annealing process of precursor films deposited by RF (Radio Frequency) magnetron sputtering employing binary SnS target. In situ annealing treatment was ... -
Influence of deposition pressure of elemental Sn on structural, optical, electrical and schottky diode properties of SnS thin films grown by two-stage method
Çiriş, Ali; Atasoy, Yavuz; Tomakin, Murat; Olgar, Mehmet Ali (Springer, 2023)In the present study, SnS thin films were grown by two-stage method including sputtering deposition of elemental Sn films at various deposition pressures (6, 9, 12 ,15 and 18 mTorr) followed by sulfurization process carried ... -
An investigation on CdSeTe/CdTe stacks deposited by evaporation: Impact of Halide treatment depending on the applied surface
Çiriş, Ali; Atasoy, Yavuz; Tomakin, Murat; Bacaksız, Emin (Wiley, 2024)Among the methods applied to modify the characteristics of CdSeTe/CdTe stacks, one of the most well-known and widely used procedures is the CdCl2 halide treatment. In this connection, the influence of CdCl2 on microstructural ... -
Processing CdS- and CdSe-containing window layers for CdTe solar cells
Çiriş, Ali; Başol, Bülent M.; Atasoy, Yavuz; Karaca, Abdullah; Tomakin, Murat; Küçükömeroğlu, Tayfur; Bacaksız, Emin (Elsevier, 2021)The influence of heat treatment steps on the characteristics of (CdS, CdSe) junction partners and on solar cell performance was studied. CdS films were obtained by chemical bath deposition, and CdSe layers were evaporated. ...
