نتایج جستجو برای: fcc nickel

تعداد نتایج: 38726  

2001
Tsun-Mei Chang

We investigate film morphologies of heteroepitaxial face-centered cubic (fcc) thin metal adlayers gro.wn on fcc( 1 1 1) metal substrates using a statistical-mechanical mean-field theory. In order to develop a general understanding of how various intrinsic properties of the film and substrate dictate the thermodynamicallypreferred film structures, fourteen fcc( 11 l)/fcc( 1 11) interfaces with l...

2014
Alva Appelgren William Penny Sara L Bengtsson

We investigated if certain phases of performance monitoring show differential sensitivity to external feedback and thus rely on distinct mechanisms. The phases of interest were: the error phase (FE), the phase of the correct response after errors (FEC), and the phase of correct responses following corrects (FCC). We tested accuracy and reaction time (RT) on 12 conditions of a continuous-choice-...

2015
Forouzan Rostami Syed Tajuddin Syed Hassan Farideh Yaghmai Suriani Binti Ismaeil Turiman Bin Suandi

BACKGROUND Family-centered care (FCC) involves holistic care and requires cooperation with the family in planning, intervention, and the evolution of the care that is being provided. Many previous studies have provided results that indicate the importance of the family's involvement in pediatric care, but there is still resistance in doing so within the organizational culture of the hospitals i...

F. Khazali K. Zare M. Gholami

Plane-wave pseudopotential Density Functional Theory (OFT) periodic slab calculations were performed usingthe giteralized gradient approximation (GHA) to investigate the adsorption of nitric oxide(NO) on the (I II)surface of Cu. Copper rface was stimulated using th P 'odic Slab Method consisting of Five atomic Layers.Four different adsorption saes (Atop. Bridge, RCP Hollow, and FCC Hollow) were...

Journal: :The Journal of chemical physics 2008
Mingcheng Yang Hongru Ma

By extending the nonequilibrium potential refinement algorithm and lattice switch method to the semigrand ensemble, the semigrand potentials of the fcc and hcp structures of polydisperse hard-sphere crystals are calculated with the bias sampling scheme. The result shows that the fcc structure is more stable than the hcp structure for polydisperse hard-sphere crystals below the terminal polydisp...

2000
John M. de Figueiredo

Using a Federal Communications Commission (FCC) dataset, this paper demonstrates firms are strategic in the regulatory cases they bring to court. They are increasingly likely to bring cases as the ideological distance between the FCC and the Court increases. Judges then vote ideologically as the firms’ actions predict they will.

ژورنال: :مواد نوین 0
زهرا غافری دانشجوی دکترای مهندسی مواد دانشگاه شهید باهنر کرمان شهریار شرفی استاد بخش مهندسی مواد دانشگاه شهید باهنر کرمان محمد ابراهیم بحرالعلوم استاد بخش مهندسی مواد دانشگاه شیراز

در این تحقیق پوشش­های نانوساختار آهن-کبالت-تنگستن به روش آبکاری جریان مستقیم بر روی زیر لایه مسی حاصل شد. نتایج نشان داد که چگالی جریان پوشش­دهی و نیز ترکیب شیمیایی محلول بر خواص مغناطیسی و ساختاری اثرگذار است. مورفولوژی پوشش­های بدست آمده از دو حمام آبکاری متفاوت بوده و با افزایش چگالی جریان آبکاری مقدار فاز fcc موجود در ساختار دو فازی fcc+bcc کاهش یافت. مشاهده شد که پارامترهای آبکاری تاثیر چش...

Journal: :International journal of engineering. Transactions C: Aspects 2023

The hardness and corrosion resistance of nickel (Ni) deposit on a substrate could be reached by controlling electrolyte temperature during deposition. In this research, the electrodeposition Ni at various temperatures electrolytes was performed. Electrodeposited films using an optical digital camera, X-ray diffraction (XRD), scanning electron microscope with energy-dispersive x-ray spectroscopy...

Journal: :The Journal of chemical physics 2004
Jeung Ku Kang Jai Young Lee Richard P Muller William A Goddard

We use the density functional theory and x-ray and neutron diffraction to investigate the crystal structures and reaction mechanisms of intermediate phases likely to be involved in decomposition of the potential hydrogen storage material LiAlH(4). First, we explore the decomposition mechanism of monoclinic LiAlH(4) into monoclinic Li(3)AlH(6) plus face-centered cubic (fcc) Al and hydrogen. We f...

Journal: :The Journal of biological chemistry 2013
Bhavana Agrawal Kirk J Czymmek Donald L Sparks Harsh P Bais

Mitochondria are important targets of metal toxicity and are also vital for maintaining metal homeostasis. Here, we examined the potential role of mitochondria in homeostasis of nickel in the roots of nickel hyperaccumulator plant Alyssum murale. We evaluated the biochemical basis of nickel tolerance by comparing the role of mitochondria in closely related nickel hyperaccumulator A. murale and ...

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