نتایج جستجو برای: tl coating

تعداد نتایج: 45112  

Journal: :international journal of iron & steel society of iran 2005
n. parvini ahmadi r. a. khosroshahi m. abdeli

despite having some useful properties, stainless steels suffer from lack of suitable surface hardness. in this research electroless ni-b-tl coating was used with the aim to increase their surface hardness. the effects of nickel chloride, sodium borohydride, thallium nitrate and ethylendiamin on the chemical composition of coating were studied. to achieve an increase in hardness, the effects of ...

In this research some properties of an electro less Ni-B-Tl coating (in chloride solution) on AISI 316 grade stainless steel was investigated. An alkaline bath having borohydride sodium as the reducing agent and thallium nitrate as the stabilizer was used to prepare the electroless Ni-B-Ti coating. Variations in micro hardness, deposition rate and weight percentage of the elements Ni, B and Tl ...

M. Abdeli N. Parvini Ahmadi, R. Khosroshahi

Despite having some useful properties, stainless steels suffer from lack of suitable surface hardness. In this research electroless Ni-B-Tl coating was used with the aim to increase their surface hardness. The effects of Nickel chloride, Sodium borohydride, Thallium nitrate and Ethylendiamin on the chemical composition of coating were studied. To achieve an increase in hardness, the effects of ...

2014
Sanja Erakovic Ana Jankovic Gary C. P. Tsui Chak-Yin Tang Vesna Miskovic-Stankovic Tatjana Stevanovic

Hydroxyapatite (HAP) is the most suitable biocompatible material for bone implant coatings; its brittleness, however, is a major obstacle, and the reason why research focuses on creating composites with biopolymers. Organosolv lignin (Lig) is used for the production of composite coatings, and these composites were examined in this study. Titanium substrate is a key biomedical material due to it...

2016
S. L. DeHaven S. Albin

Microstructured optical fibers containing alkali halide scintillation materials of CsI(Na), CsI(Tl), and NaI(Tl) are presented. The scintillation materials are grown inside the microstructured fibers using a modified BridgmanStockbarger technique. The x-ray photon counts of these fibers, with and without an aluminum film coating are compared to the output of a collimated CdTe solid state detect...

2008
Mehmet Akkurt Selvi Karaca Hasan Küçükbay Nihat Şireci Orhan Büyükgüngör

In the zwitterionic title compound, C(22)H(25)N(3)S, the benzimid-azole ring system makes a dihedral angle of 55.69 (11)° with the phenyl ring. In the crystal structure, inter- and intra-molecular C-H⋯S inter-actions occur.

Journal: :The Journal of bone and joint surgery. British volume 1989
H Oonishi M Yamamoto H Ishimaru E Tsuji S Kushitani M Aono Y Ukon

In rabbits and goats, test implants with a porous surface of two layers of Tl-6A;-4V beads were examined at intervals for bond strength with bone. Half of the implants were coated with hydroxyapatite by plasma spray. The bonding strength with bone in the coated specimens was about four times greater than that of the uncoated specimens at two weeks, and twice as strong at six weeks. Twelve weeks...

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