نتایج جستجو برای: elecroless ni p

تعداد نتایج: 1316371  

2010
Ruixia Cao Hongjian Sun

The title compound, [Ni(C(17)H(11)ClN)Cl(C(3)H(9)P)(2)], was obtained as a product of the reaction of [Ni(PMe(3))(4)] with a molar equivalent of 2,6-dichloro-N-naphthyl-benzaldehyde-amine in diethyl ether. The τ parameter is 0.3, indicating that the coordination geometry is square-pyramidal. The Ni(II) atom lies in the center of a square pyramidal in which one C, one Cl and two P atoms form the...

2013
Tülden KALBURCU Münire Nalan TÜZMEN Sinan AKGÖL Adil DENİZLİ

Immobilized metal chelate affinity chromatography (IMAC) support was practiced for α -amylase immobilization. Poly(hydroxyethylmethacrylate-methacryloylamidotryptophan)-Ni [p(HEMA-MAT)-Ni ] nanospheres, average diameter 100 nm, were produced by surfactant free emulsion polymerization. Characterizations of p(HEMAMAT)-Ni nanospheres were carried out by Fourier transform infrared (FTIR) spectrosco...

Journal: :iranian journal of oil & gas science and technology 2016
hamid rahmati farzad mahboobi

in the past 30 years, electroless nickel (en) plating has grown to such proportions that these coatingsand their applications are now found underground, in outer space, and in a myriad of areas inbetween. moreover, in order to further improve the mechanical and tribological properties of thenickel-phosphorous (ni-p) coatings, ni-p/ptfe composite coatings can be obtained, which provideseven grea...

2004
Daisuke Kanama S. Ted Oyama Shigeki Otani David F. Cox

Ion bombardment of Ni2P(0 0 0 1) produces a disordered, Ni-rich surface. For annealing temperatures above 450 K, long range ordering occurs, and the surface Ni/P ratio decreases. Annealing above 700 K produces an ordered (1 · 1) hexagonal surface with a composition near that expected for a simple stoichiometric termination of the bulk structure. Variations in photoemission spectra are observed ...

2017
Marieke H Schoemaker Robert Kleemann Martine C Morrison Joanne Verheij Kanita Salic Eric A F van Tol Teake Kooistra Peter Y Wielinga

BACKGROUND Obesity frequently associates with the development of non-alcoholic fatty liver disease (NAFLD) and atherosclerosis. Chronic inflammation in white adipose tissue (WAT) seems to be an important driver of these manifestations. OBJECTIVE This study investigated a combination of an extensively hydrolyzed casein (eHC), docosahexaenoic acid (DHA), arachidonic acid (ARA), and Lactobacillu...

ژورنال: مواد نوین 2020

در این پژوهش، پوشش نانو کامپوزیت هیبریدی Ni-P/Al2O3-SiC و پوشش ساده Ni-P، با استفاده از فرآیند آبکاری الکتریکی، روی زمینه­ای از جنس مس تهیه گردید. آبکاری الکتریکی در هر دو مورد، بوسیله جریان مستقیم (DC) انجام شد. اندازه نانو ذرات SiC و نانو ذرات Al2O3 مورد استفاده برای تهیه حمام نانو کامپوزیت، به ترتیب nm55 و nm50 بود. مشخصه­یابی و بررسی مورفولوژی سطح...

2003
Basker Veeraraghavan Bala Haran Swaminatha P. Kumaraguru Branko Popov

A novel technique for obtaining nonanomalous Ni-Zn-P coatings with high Ni content ~74 wt % as compared to 15-20 wt % in the conventional plating method! has been developed. These coatings show promise as a replacement for Cd in sacrificially protecting steel. Ni-Zn-P coatings were deposited using an electroless method from a solution containing NiSO4 , complexing agent and ammonium chloride. V...

2016

0 g⇤(w⇤ ·xt)dt = P j2Si aijg ⇤ (w⇤ ·xj). Set y⇤ i = g ⇤ (w⇤ ·xi) to be the expected value of each yi. Let ̄ Ni be the expected value of Ni. Then we have ̄ Ni = P j2Si aijy ⇤ j . Clearly we do not have access to ̄ Ni. However, consider a hypothetical call to the algorithm with input {(xi, ̄ Ni)}i=1 and suppose it returns ḡk. In this case, we define ȳk i = ḡk(w̄k · xi). Next we begin the proof and int...

Journal: :Acta crystallographica. Section C, Crystal structure communications 2003
Natalia V Kuratieva Marina I Naumova Dmitry Yu Naumov Nina V Podberezskaya

The structure of hexaaquanickel(II) bis(hypophosphite), [Ni(H(2)O)(6)](H(2)PO(2))(2), has been determined. The crystals are prismatic. The packing of the Ni and P atoms (not the entire hypophosphite anions) is the same as in the structures of [Co(H(2)O)(6)](H(2)PO(2))(2) and [Co(0.5)Ni(0.5)(H(2)O)(6)](H(2)PO(2))(2). The Ni(II) cations have a pseudo-face-centered cubic cell, with cell parameter ...

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