نتایج جستجو برای: thin layer evaporation

تعداد نتایج: 399945  

Journal: :Advanced Functional Materials 2022

2D Sn2+-Based Perovskites In article number 2204870, Yong-Young Noh and co-workers demonstrate the high doping efficiency of halide perovskites using a simple molecular charge transfer approach provides new opportunity for employing in high-efficiency optoelectronic devices. A thin p-type dopant layer, F4-TCNQ MoO3, deposited thermal evaporation improves control damage-free electronic doping. T...

صالحی, سیدمحمدعلی, میرجلیلی, غضنفر, جلیل پیران, علی,

CdS thin films were deposited by thermal evaporation in a vacuum of ~ 10-5 torr at room temperature. Samples were subjected to annealing in the range of temperatures 100-300 oC for 1 hour in air.The crystal structure of CdS films was characterized by XRD technique. Only hexagonal phase with the preferred (002) plane was found in CdS films

Journal: :ACS nano 2014
Daniel Kälblein Hyeyeon Ryu Frederik Ante Bernhard Fenk Kersten Hahn Klaus Kern Hagen Klauk

A method for the formation of a low-temperature hybrid gate dielectric for high-performance, top-gate ZnO nanowire transistors is reported. The hybrid gate dielectric consists of a self-assembled monolayer (SAM) and an aluminum oxide layer. The thin aluminum oxide layer forms naturally and spontaneously when the aluminum gate electrode is deposited by thermal evaporation onto the SAM-covered Zn...

Journal: :ACS nano 2010
Hong Liu Bing Wang Eunice S P Leong Ping Yang Yun Zong Guangyuan Si Jinghua Teng Stefan A Maier

This paper reports an effective method to enhance the surface plasmon resonance (SPR) on Ag films by using a thin Ni seed layer assisted deposition. Ag films with a thickness of about 50 nm were deposited by electron beam evaporation above an ultrathin Ni seed layer of approximately 2 nm on both silicon and quartz substrates. The root-mean-square (rms) surface roughness and the correlation leng...

سیدمحسن حسینی گلگو, , شهرام سیدین, , فریما آگند, , محمد حسین قزل‌ایاغ, ,

In this paper, manufacturing and evaluation of ethanol gas sensors based on thin films of nanostructure tin oxide have been investigated. SnO2 thin films were prepared by both thermal evaporation (type I) and sputtering (type II) methods and heat treated on silicon wafer substrates. Scanning electron microscope (SEM), atomic force microscope (AFM), X-ray diffraction (XRD) and energy dispersive ...

       Cyproterone acetate (CA) has been loaded to liposome by solvent evaporation and thin film formation technique. The effects of some formulation variables such as temperature of organic solvent evaporation, rotary evaporator speed, volume of organic solvent, volume of balloon and temperature of hydrating buffer has been evaluated. The data showed that bigger balloon with higher surface are...

Journal: :Science and technology of advanced materials 2008
Hussein Abdel-Hafez Mohamed Hazem Mahmoud Ali

A thin buffer layer of cadmium oxide (CdO) was used to enhance the optical and electrical properties of indium tin oxide (ITO) films prepared by an electron-beam evaporation technique. The effects of the thickness and heat treatment of the CdO layer on the structural, optical and electrical properties of ITO films were carried out. It was found that the CdO layer with a thickness of 25 nm resul...

2012
Mark. J. Webb Adrian P. Lock

In HadGEM2-A, AMIP experiments forced with observed sea surface temperatures respond to uniform and patterned ?4 K SST perturbations with strong positive cloud feedbacks in the subtropical stratocumulus/trade cumulus transition regions. Over the subtropical Northeast Pacific at 137 W/26 N, the boundary layer cloud fraction reduces considerably in the AMIP ?4 K patterned SST experiment. The near...

2009
F. Wang S. Mamedov

Obliquely deposited thin films of ternary Ag–Ge–S glasses are characterized in this work. Thin films are fabricated in a vacuum thermal evaporator at different evaporation angles and examined by Raman spectroscopy. The Raman mode frequency of GeS4 corner-sharing (CS) structure of the as-deposited films display a red-shift as a function of Ag content due to reduced global connectivity, and there...

1988
N. Missert R. Hammond E. Garwin

Conditions required for in sirn growth of YBaCuO thin films by reactive electron-beam evaporation have been explored Three sources of activated oxygen (atomic oxygen from microwave discharge, a plasma generated by electron beams, and an ion beam ) were compared. The best results so far were obtained with atomic oxygen. Epitaxial films with high critics currents were grown -on SrTiO3 and <...

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