Güncel Gönderiler: Yayın Koleksiyonu
Toplam kayıt 223, listelenen: 201-220
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Investigation of carrier transport mechanisms in the Cu-Zn-Se based hetero-structure grown by sputtering technique
(CANADIAN SCIENCE PUBLISHING, NRC RESEARCH PRESS, 2018)In this paper, we present results of the electrical characterization of n-Si/p-Cu-Zn-Se hetero-structure. Sputtered film was found in Se-rich behavior with tetragonal polycrystalline nature along with (112) preferred ... -
Temperature-Dependent Electrical Characteristics of Au/Si3N4/4H n-SiC MIS Diode
(SPRINGER, 2018)Electrical characteristics of the Au/Si3N4/4H n-SiC metal-insulator-semiconductor (MIS) diode were investigated under the temperature, T, interval of 160-400 K using current-voltage (I-V), capacitance-voltage (C-V) and ... -
Modelling of water transport through mixed-ion conducting dense ceramics
(WILEY, 2018)This study develops and demonstrates a model that characterizes defect transports, responsible for water transport within dense ceramics, and calculates the diffusion coefficients for those defects. The multi-species mass ... -
INVESTIGATION ON DEVICE CHARACTERISTICS OF n-CdS/p-Ag(Ga-In)Te-2 HETEROJUNCTION DIODE
(WORLD SCIENTIFIC PUBL CO PTE LTD, 2018)This work indicates the device properties of polycrystalline p-AgGaInTe2 (AGIT) thin films deposited on bare and ITO-coated glass substrates with thermal evaporation technique. Device characteristics of n-CdS/p-AGIT ... -
FT-IR and Raman Spectroscopy and Computation of 5-Methylfurfural
(SPRINGER, 2018)5-Methylfurfural (5MF) was studied by vibrational (IR and Raman) spectroscopy and computational methods (DFT/B3LYP&MP2). FT-IR and FT-Raman spectra in KBr (at room temperature) were collected. The Gaussian 09 and Spartan ... -
Computational investigations of mechanical and dynamical properties of gold-based compounds (X3Au, X = Ti, Zr and V)
(ELSEVIER SCIENCE BV, 2018)The structural, elastic, electronic and phonon properties of X3Au (X = Ti, Zr and V) compounds in the A15 structure were obtained in the framework of the density functional theory (DFT) within the generalized gradient ... -
Computational investigations of mechanic, electronic and lattice dynamic properties of yttrium based compounds
(WORLD SCIENTIFIC PUBL CO PTE LTD, 2018)Electronic, mechanic and lattice dynamic properties of yttrium-based compounds, X3Y, where X = Pd, Pt and Rh were investigated using the density functional theory. The electronic band calculations demonstrated that X3Y ... -
Theoretical investigations of elastic and thermodynamic properties of LiXH4 compounds for hydrogen storage
(PERGAMON-ELSEVIER SCIENCE LTD, 2019)The clean and environmentally friendly energy demand increases rapidly over the years. Hydrogen has been recognised as one of the best options to satisfy this demand. Utilisation of hydrogen as an energy carrier requires ... -
Investigations of Structural, Elastic, Electronic and Thermodynamic Properties of X2TiAl Alloys: A Computational Study
(WALTER DE GRUYTER GMBH, 2018)First-principle calculations have been adopted in order to reveal and deeply understand the structural, electronic, elastic, thermodynamic, and vibrational properties of full-Heusler X2TiAl (X = Au, Ru, and Zr) alloys in ... -
The Role of Metal Catalyst on Water Permeation and Stability of BaCe0.8Y0.2O3-delta
(KOREAN ELECTROCHEMISTRY SOC, 2018)Perovskite type ceramic membranes which exhibit dual ion conduction (proton and oxygen ion conduction) can permeate water and can aid solving operational problems such as temperature gradient and carbon deposition associated ... -
Temperature dependence of electrical properties in In/Cu2ZnSnTe4/Si/Ag diodes
(INDIAN ACAD SCIENCES, 2019)Cu2ZnSnTe4 (CZTTe) thin films with In metal contact were deposited by thermal evaporation on monocrystalline n-type Si wafers with Ag ohmic contact to investigate the device characteristics of an In/CZTTe/Si/Ag diode. The ... -
Frequency effect on electrical and dielectric characteristics of In/Cu2ZnSnTe4/Si/Ag diode structure
(SPRINGER, 2019)In/Cu2ZnSnTe4/Si/Ag diode structure was fabricated by sputtering Cu2ZnSnTe4 (CZTTe) thin film layer on the Si layer with In front contact. The frequency dependent room temperature capacitance and conductance measurements ... -
Investigation of structural, electronic, elastic and phonon properties of cubic spinel ZnM2O4(M = Co, Rh and Ir) compounds
(ELSEVIER SCIENCE BV, 2019)The results obtained from ab initio calculations on ZnM2O4 (M = Co, Rh and Ir) compounds have been reported. The elastic constants, Bulk, Shear and Young modulus, and Poisson's ratios of the compounds are presented. In ... -
Construction of self-assembled vertical nanoflakes on CZTSSe thin films
(IOP PUBLISHING LTD, 2019)Cu2ZnSn(S, Se)(4) (CZTSSe) is a promising alternative absorber material to achieve high power conversion efficiencies, besides its property of involving low-cost and earth-abundant elements when compared to Cu(In, Ga) Se-2 ... -
Investigation of electrical characteristics of Ag/ZnO/Si sandwich structure
(SPRINGER, 2019)In this study, temperature-dependent current-voltage (I-V), frequency-dependent capacitance-voltage (C-V) and conductance-voltage (G/omega-V) measurements are carried out for the electrical characterization of a zinc oxide ... -
Temperature dependence of band gaps in sputtered SnSe thin films
(PERGAMON-ELSEVIER SCIENCE LTD, 2019)Temperature-dependent transmission experiments were performed for tin selenide (SnSe) thin films deposited by rf magnetron sputtering method in between 10 and 300 K and in the wavelength region of 400-1000 nm. Transmission ... -
CZTSSe thin films fabricated by single step deposition for superstrate solar cell applications
(SPRINGER, 2019)The focus of this study is the characterization of Cu2ZnSn(S,Se)(4) (CZTSSe) thin films and fabrication of CZTSSe solar cell in superstrate configuration. In this work, superstrate-type configuration of glass/ITO/CdS/CZTSSe/Au ... -
Determination of current transport characteristics in Au-Cu/CuO/n-Si Schottky diodes
(ELSEVIER, 2019)In this study, the material properties of CuO thin films fabricated by sputtering technique and electrical properties of CuO/n-Si structure were reported. Temperature-dependent current-voltage (I-V) measurement was carried ... -
Determination of radiation dose from patients undergoing Tc-99m Sestamibi nuclear cardiac imaging
(SPRINGER, 2019)To date, myocardial perfusion (MP) has been utilized to assess the adequacy of blood flow to the myocardium in order to determine the ischemic heart diseases. With the advent of SPECT/CT, MP became the most common investigation ... -
Deposition and Characterization of ZnSnSe2 Thin-Films Deposited by Using Sintered Stoichiometric Powder
(GAZI UNIV, 2019)In this work, ZnSnSe2 (ZTSe) thin films were deposited using crystalline powder grown by vertical Bridgman-Stockbarger technique. The deposition process was carried out by means of e-beam evaporation on the well-cleaned ...
