نتایج جستجو برای: ultra thin film

تعداد نتایج: 240251  

Journal: :journal of nanostructures 2013
m. m. larijani p. balashabadi h. seyedi e. jafari-.khamse

titanium nitride-copper (tin-cu) nanocomposite films were deposited onto stainless steel substrate using hollow cathode discharge ion plating technique. the influence of cu content in the range of 2-7 at.% on the microstructure, morphology and mechanical properties of deposited films were investigated. structural properties of the films were studied by x-ray diffraction pattern. topography of t...

2001
J. J. Chambers B. W. Busch W. H. Schulte E. Garfunkel D. M. Maher G. N. Parsons

X-ray photoelectron spectroscopy (XPS) and medium energy ion scattering (MEIS) are used to determine chemical bonding and composition of ultra-thin films of mixed yttrium, silicon, and oxygen, formed by oxidation of metal on clean and pre-treated silicon. XPS and MEIS analyses indicate that oxidation of yttrium on bare silicon results in a fully oxidized film with a significant fraction of Y-O-...

Journal: :journal of nanostructures 2012
a. hojabri f. hajakbari m. a. moghri moazzen s. kadkhodaei

copper thin films with nano-scale structure have numerous applications in modern technology.  in this work, cu thin films with different thicknesses from 50–220 nm have been deposited on glass substrate by dc magnetron sputtering technique at room temperature in pure ar gas. the sputtering time was considered in 4, 8, 12 and 16 min, respectively. the thickness effect on the structural, morpholo...

2004
C. Casiraghi H. Hilgers

Storage density is presently doubling every year. This requires the read head to approach closer to the magnetic layer, and ever-thinner layers of carbon. Film thickness below 2 nm and roughness well below 1 nm are needed for the storage of ;1 Tby in . Here we present an analytical and functional characterisation of ultra-thin carbon nitride and pure carbon films produced by 2 magnetron sputter...

2013
Mohd Zainizan Sahdan Nafarizal Nayan Samsul Haimi Dahlan Mahdi Ezwan Mahmoud Uda Hashim

This paper presents the optimization process in sol-gel technique to synthesize Titanium dioxide (TiO2) thin films using in-house Nano-TiO2 powder. Nano-TiO2 powder was previously synthesized in our lab from ilmenite which is a tin mining byproduct using a modified hydrothermal method. By varying the mass of Nano-TiO2 powder and acetic acid (catalyst) concentration in the sol-gel process, highl...

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