[PDF] Top 20 Structural and optical characterization of pure Si rich nitride thin films

... crystalline Si-np according to the QCE model ...crystalline Si-np surrounded by a thin Si oxide shell [60], which however slightly differ from that generally observed while the crystalline ... See full document

... Although 4d-electron based ruthenates have drawn much attention in recent years, the 4d and 5d-electron transition- metal oxides are mostly still unexplored and rich in novel physical phenomena often deviating ... See full document

... Nanocrystalline thin films of CdS ...technique. Structural, morphological, compositional and optical studies were carried ...out. Structural analysis indicates that the prepared ... See full document

... (CdO) films and Cr doped (with 2,4,6 and 8 wt%) were deposited on glass sub strate at (400 ºC) by chemical spray pyrolysis technique using cadmium acetate as the Cd ...on structural and optical ... See full document

... For optical characterization, the transmission spectra of Mg doped ZnO thin films annealed at different temperatures were recorded using a UV-Vis spectrophotometer (Varian Cary 500 ... See full document

... of optical band gap. For lower values of x, the superficial centers ≡Si−Si≡ and =N form queues at the va- lence ...the Si-Si bonds are broken resulting in dangling bonds ≡Si that ... See full document

... CZTS thin film, the thin films are annealed under open air, vacuum and argon ...the optical, structural and morphological properties of CZTS thin films is ...CZTS ... See full document

... Zinc oxide is highly resistive in its pure form and efforts are made by researchers to improve its electrical conductivity by intentional doping. Selection of the dopant should be based on the ionic size and ... See full document

... The thickness of films were taken by spectroscopic ellipsometry (we use Ellipsometer PHE- 102) which is an optical technique used for analysis and metrology. The light beam is reflected by the sample which ... See full document

... plane. Films with indium excess have poor crystallinity while Copper-rich films exhibit good ...the films are homogenous, smooth and adherent to the substrate. Copper-rich films ... See full document

... high optical transparency in the visible range and good electrical conductivity, ...as thin film solar cells, touch screens, flat panel displays, sensors, low emissive windows and flexible transparent ... See full document

... (Gallium Nitride) have attracted interest due to their wide and direct band gap and their potential application to blue-ultraviolet light emitting devices, short-wave- length optoelectronic devices and high-power ... See full document

... CoPc films was performed at 250 and 350°C for 3 h under argon ...the structural characterizations were performed at room temperature using X-ray diffraction (XRD) (Philips X’Pert system) with Cu K a ... See full document

... For the preparation of ternary compound semiconductors (PbSe) x (PbS) 1-x the constituent compounds PbSe and PbS have been taken in molecular stiochiometry proportional weights and crushed and mixed homogeneously. The ... See full document

... the films characteristics (Dakhel et ...CdO films as a function of photon energy before and after irradiation were calculated from equation (7) and shown in Fig ...the films have high values of ... See full document

... the thin films. Using ZnO thin films as buffer layers in ITO/Glass and ITO/mc-Si structures reduces the inner pressure stress which decreases the spacing of the lattice planes and ... See full document

... for complementary application of metal oxide for using in semiconductor technology. Several oxide materials with high dielectric constant have been investigated as an alter- native gate dielectric. However, their ... See full document

... Volume 3, Issue 5, May 2014 Page 95 transmittance decreases with increase in thickness deposited with 100nm thickness shows higher transmittance compare to 200nm thickness as show in figure 1. This property of high ... See full document

... CdS thin films prepared by CBD, SILAR and Spray Pyrolysis techniques ...the films have homogeneous and smooth surface eventhough there are some stray defective ... See full document

... the optical-absorption edge of a semicon- ductor nanocrystal is often shifted due to the quantum- size ...The optical band gap can then be tuned to the effective energy region for absorbing the maximum ... See full document