Optical band gap energy
Sol Gel Combustion Synthesis, Structural and Optical Band Gap Energy Study of Zn0 85Ni0 1Mg0 05Fe2O4 Nanoparticles
... the band gap energy in materials depends on the synthesis method, calcination temperature, crystallite size, lattice parameter and impurities present in the ...The optical band ...
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Effect of the Sulfur Concentration on the Optical Band Gap Energy and Urbach Tail of Spray-Deposited ZnS Films
... energy (25 MeV at 273 K) that can be utilized for designing efficient room temperature exciton devices [6-9]. ZnS, in both bulk and film forms, is receiving ever increasing attention due to its broad spectrum of ...
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Influence of Mg Doping on ZnO Nanoparticles for Enhanced Photocatalytic Evaluation and Antibacterial Analysis
... To conclude, pure and Mg-doped ZnO structures were successfully synthesized by co-precipitation method. The XRD patterns revealed the wurtzite structure for all the nanosamples and no impurity phase was noted. The max- ...
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Modified absorption features of Titania-Erbium incorporated plasmonic tellurite glass system
... electronic band structure is analyzed using absorption ...the optical band gap energy of the glass for both direct and indirect allowed ...valence band which are raised across ...
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Influence of Annealing Temperature on Optical and Electrical Properties of Cu2ZnSnS4 (CZTS) thin Films Deposited by Sputtering Method from a Single Quaternary Target
... minutes. Optical transmittance and reflectance data of the films were utilized to compute the absorption coefficient, refractive index, extinction coefficient and optical band gap ...
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Synthesis, characterization and inhibitory activity against breast carcinoma cells of a new Azo Ligand and its Metal complexes
... spectrometer. Thermal analysis measurements were carried out on Shimadzu TGA. Mass spectra were performed by a Shimadzu-GC-MS-QP1000 EX using the direct inlet system. Metals (Ni, Cu, Pd, Ag and Pt) were determined by ...
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Study Of Physical Properties Of Sro-Fe2O3-V2O5 Oxide Glasses
... study optical properties, absorption spectra were measured at room temperature, Energy band gap, Refractive index, Dielectric constant, Reflection loss; Molar refractivity, Molar ...
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Lead Selenide Nanomaterials: Hydrothermal Synthesis, Characterization, Optical Properties and DFT Calculations
... electronic band structure along with density of states (DOS) calculated by the DFT method indicates that PbSe have a direct energy band gap of ...The optical properties, including the ...
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Structural and Optical Properties of Zinc Borotellurite Glass Co Doped with Lanthanum and Silver Oxide
... photon energy, B is a constant called band tailing parameter and Eopt stands for the indirect energy band ...Urbach energy that able to provide the information on the disorderness in ...
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Effect of Concentration of Reactants on the Optical Properties of Iron – Doped Cadmium Stannate Thin Films Deposited by Spray Pyrolysis
... photon energy, increasing sharply at high energies above ...photon energy above 3.8 is caused by the fact that this energy range approaches the band gap energy of Cd 2 SnO 4 ...
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Evaluation of Energy Band Gap, Thermal Conductivity, Phase Transition Temperature and Elastic Response of PS/CdS Semiconducting Optical Nanocomposite
... of energy band gap, thermal conductivity, phase transition temperature and elastic response of prepared nanocom- posite specimen have been ...semiconducting optical nanocomposite shows ...
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Structural and optical modeling of electro deposited CuInSe2 thin films
... the optical properties and the final yield of the solar ...the band-gap energy are considered as the most influential parameters in the development of semiconductor ...
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Optical properties of Ti:Al2O3 single crystal
... The optical transition, optical band gap and band structure of crystalline and non- crystalline materials can be derived from the optical absorption ...the optical ...
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Intensity Dependent Nonlinear Absorption in Direct and Indirect Band Gap Crystals under Nano and Picosecond Z Scan
... photon energy hߥ is less than the band gap Eg, 2 PA and 3 PA processes are dominant mechanisms as observed in semiconducting materials ...indirect band gap crystals in our open aperture ...
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Synthesis, Characterization and Magnetic Properties of Ce3+ Substituted Cu Nanoferrite by Sol-gel Autocombustion Technique
... percentage. Optical properties studied from UV-spectroscopy to calculate the band gap energy it is in the semiconductor range so that prepared sample confirms the nature of semiconductor ...
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Theoretical study of Sb doped Se90In10 glassy system
... bond energy is calculated using the covalent bond approach and is found to be, as the predicted optical band gap, in decrease with increasing Sb contents and thus with increasing average ...
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The optical properties of erbium doped zirconium oxyfluoride tellurite glass embedded with silver nanoparticles
... the optical properties of the Er 3+ doped oxyfluoride- tellurite glass embedded with Ag NPs, the glass will be characterized using X-Ray Diffractometer, High Resolution Transmission Electron Microscopyr, ...
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Electrodeposition and Characterization of Cu(In, Al)Se2 for Applications in Thin Film Tandem Solar Cells
... morphology, optical band gap and electrical resis- tivity of elaborated thin films were studied, respectively using x-ray diffraction, energy dispersive analysis of x-ray, scanning electron ...
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Passive and Active Control of Radiative Heat Flow
... thermal energy conversion with high absorptivity in solar wavelengths and low emissivity in infrared ...in optical absorption at the band gap energy to achieve a measured absorptance of ...
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Optical study of MAl2-2xY2xO4 (M = Mg, Ni and Zn) aluminate nanoparticles
... The optical bandgap of all the prepared samples is attributed to the quantum confinement due to small size of the ...The optical study showed that band gap energy increases with Y ...
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