[PDF] Top 20 Electrical and optical properties of Al doped ZnO and ZnAl2O4 films prepared by atomic layer deposition

... AZO films as a function of Al concentration, which was measured by four-point probe ...the Al concentration in- creases from 0% to ...higher Al doping concentra- ...AZO films reported ... See full document

... thin films subjected to various pretreatment processes, the surface roughness of the thin films was measured using an AFM ...electrode layer, and thus the surface characteristics of the transparent ... See full document

... was prepared by stirring of metal precursors in solvent of absolute ethanol ...were prepared separately whereas for binary component of ZnO/Cu 2 O and ... See full document

... material properties such as microstructure, non-stoichiometry, crystallinity, high density, smooth morphology and strong adherence between film and ...the Al-doped ZnO thin ...the ... See full document

... [3,4]. ZnO is a wide bandgap semiconductor, which has potential applications in the fields of ultraviolet light emitters, photosensitizers, optoelectronics, gas sensors, ...years, ZnO films ... See full document

... The variation of (αhυ) 2 as a function of photon energy for pure and Ti doping thin ZnO film at different of Ti concentrations has been plotted in Fig. (3).This figure reveals that the increasing of Ti ... See full document

... excellent properties and abundance of the raw material, ZnO is a very attractive and prospective material for optoelectronic, electronic and piezoelectric device ...Various ZnO-based devices and ... See full document

... CdS films deserve attention because of their expected gap emission lies very close to the highest sensitivity of the human ...thin films are an appealing host for photonic devices (Bull ...Particular ... See full document

... excellent electrical, optical and structural properties, Zinc oxide (ZnO) thin films have wide applications as solar cells [1] gas sensors [2], light emitting diodes (LED’s), laser ... See full document

... excellent electrical and optical properties even at low deposition temperatures ...various deposition techniques were reported on oxide thin films, the main deposition ... See full document

... the deposition process to achieve uniform allowed to cool after deposition and C in a high vacuum of 10 -5 mbar for two ...hours. ZnO films with five different indium doping levels ... See full document

... Before structural investigation, we examined the electro- optical properties of the prepared specimens. PL spectra from the ZnO film and ZnO:Al (4%) film are shown in Figs. 2(a) and 2(b), ... See full document

... typical deposition of MZO films, 6 ml/min flow rate of precursor solution was used with 8 l/min of compressed carrier gas, and the distance between the source (from the nozzle) to substrate as 25 cm at an ... See full document

... structural, optical, and electrical properties of Al-doped ZnO films deposited by atomic layer deposition technique is reported in this ...increasing ... See full document

... TZO films grown on ...TZO films. Moreover, all the films show a sharp absorption edge in the ultraviolet range, which shifts to the lower wavelength side with Ti concentration ...The optical ... See full document

... its properties can be controlled through ...of doped ZnO is preferred rather than intrinsic ZnO, as it can be readily doped to degeneracy providing even higher ... See full document

... Hou, and K-L Choy, Enhancement of Crystallinity and Optical Properties of Bilayer Ti02 /ZnO Thin Films Prepared by Atomic Layer Deposition.. Patrick, Improvement in corrosion resistance [r] ... See full document

... the optical properties, the as-grown sam- ple was coated by a ZnO thin film by ...that ZnO films grown by ALD would have few zinc in- terstitials and oxygen vacancies [17]; hence, it is ... See full document

... the optical transmittance is investigated using an ultraviolet – visible-near-infrared ...that layer growth appears to be substrate sensitive and film thickness also has an influence on the crystallization ... See full document

... of optical band gap energies for as deposited Cd Zn Se Te thin films at different substrate temperatures are listed in table ...the films. It is observed that optical band gaps of CdZnSeTe ... See full document