نتایج جستجو برای: deposition
تعداد نتایج: 92632 فیلتر نتایج به سال:
Several silicon dioxide chemical vapor deposition processes using high density plasma sources have been recently proposed in the literature [4,6] for deposition of self-planarizing inter-level dielectric deposition. All these processes exhibit the competitive effect of simultaneous deposition and etching mechanisms. In previous papers [1,2,3], a level set approach was developed for etching and ...
Atmospheric nitrogen (N) deposition is an important component that affects the structure and function of different terrestrial ecosystem worldwide. However, much uncertainty still remains concerning the magnitude of N deposition on grassland ecosystem in China. To study the spatial and temporal patterns of bulk N deposition, the levels of N (NH4+-N and NO3--N) concentration in rainfall were mea...
The deposition and re-entrainment behaviors of carboxylate-modified latex microspheres (0.2-, 0.5-, 1.0-, and 2.0-microm diameter) were examined in an impinging jet system on both glass and quartz substrata under a variety of environmentally relevant fluid velocities (2.12 x 10(-4) to 1.06 x 10(-3) m sec(-1)) in both the absence and the presence of an energy barrier to deposition. In the absenc...
development of a green belt with suitable plant species around the source of emission can mitigate the atmospheric contamination. selection of such plant species are required to combat air pollution based on their tolerance level. present study was undertaken to evaluate the tolerance level of higher plants in east of esfahan city, iran, during 2011 in terms of assessing air pollution tolerance...
Oropharyngeal deposition of 3.5 μm particles inhaled through an elongated mouthpiece. K. Svartengren, M. Anderson, M. Svartengren, K. Philipson, P. Camner. © ERS Journals Ltd 1996. ABSTRACT: We previously studied the deposition of inhaled particles in the oropharynx of asthmatic patients, and found that a pharyngeal narrowing during inhalation seems to be one reason for high oropharyngeal depos...
in this paper, the effect of magnetic field on the morphology, structure and magnetic properties of electrodeposited fecu/cu thin films was investigated. the films were deposited on au2pdag/glass substrates using electrodeposition technique in potentiostatic control. the magnetic fields of 5000 and 7000 oe were applied on deposition bath during deposition. two series of thin films were prepared...
We present preliminary results on a microfabrication approach to enable the integration of high yield, uniform, and preferential growth of vertically aligned carbon nanotubes ~VACNTs! on low-stress micromechanical structures using a combination of ‘‘electron-beam crosslinked’’ poly~methylmethacrylate! surface nanomachining and direct current plasma enhanced chemical vapor deposition of electric...
Thin films and coatings play a critical role in everything from food containers to photovoltaics. To meet such varied needs, they are made from every class of material and by numerous processes including physical and chemical vapor deposition techniques, atomic layer deposition, and sol gel processing.1 A key step in developing any new film is characterizing its surface structure and physical p...
Jamesh, M., Boxman, R., Bilek, M., Kocer, C., Hu, T., Zhang, X., McKenzie, D., Chu, P. (2016). Effects of pulse voltage and deposition time on the adhesion strength of graded metal/carbon films deposited on bendable stainless steel foils by hybrid cathodic arc Glow discharge plasma assisted chemical vapor deposition. Applied Surface Science, 366, 535-544. <a href="http://dx.doi.org/10.1016/j.ap...
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