نتایج جستجو برای: ni ti files

تعداد نتایج: 113807  

Journal: :Journal of the American Chemical Society 2010
Richard H Taylor Stefano Curtarolo Gus L W Hart

The binary A(8)B phase (prototype Pt(8)Ti) has been experimentally observed in 11 systems. A high-throughput search over all the binary transition intermetallics, however, reveals 59 occurrences of the A(8)B phase: Au(8)Zn(dagger), Cd(8)Sc(dagger), Cu(8)Ni(dagger), Cu(8)Zn(dagger), Hg(8)La, Ir(8)Os(dagger), Ir(8)Re, Ir(8)Ru(dagger), Ir(8)Tc, Ir(8)W(dagger), Nb(8)Os(dagger), Nb(8)Rh(dagger), Nb(...

ژورنال: :علوم و مهندسی سطح ایران 0

آبکاری کامپوزیتی روشی برای رسوب هم زمان ذرات کوچک سرامیکی در لایه فلزی رسوب یافته است که می تواند منجر به بهبود خواص سطحی مانند سختی شود. در میان فرایندهای تولید نانو کامپوزیت ها، روش رسوب گذاری الکتریکی دارای مزایایی از جمله  هزینه کم تجهیزات اولیه، سرعت بالای تولید، امکان صنعتی سازی و دمای کاری پایین است. درپژوهش حاضر، تولید پوشش نانوساختار c(ti,w)fe- niبا استفاده ازروش رسوب گذاری الکتریکی مو...

2011
O. Miura D. Ito P. J. Lee

Multifilamentary Nb-Ti superconducting wires with heterogenous flux pinning nano-structures have been fabricated using artificial pinning center (APC) technology. Pinning centers were introduced into Nb-Ti filaments, consisting of Cu-Ni, Nb and Nb+Ti rods with the triangular arrangement and the volume fraction of 17 %. After final hot extrusions, the APC wires were drawn down over a high strain...

2010
R. J. Allemang

Traditionally, modal analysis has been the purview of the expert. However, as the technology has matured, analysis is increasingly being performed by less experienced engineers or technicians. To address this development, software solutions are frequently focusing upon either wizard-based or autonomous/semiautonomous approaches. In this paper, sev eral techniques applicable to either approach a...

Background and Aim: One of the important characteristics of nickel-titanium (Ni-Ti) rotary files is their dentin removal ability. The purpose of this study was to compare One Shape and F6 SkyTaper files in terms of dentin removal from the mesiobuccal canals of extracted first mandibular molars. Materials and Methods: In this experimental study, 24 mesiobuccal canals of extracted first mandib...

2002
Christopher M. Pelto Austin Chang Yong Chen Stanley Williams

The intermetallic TiAl3 has been used as a thermally stable cap for Ti/Al ohmic contacts to n-GaN. The electrical performance of the TiAl3-capped contact is nearly the same as that of a standard Ti/Al/Ni/Au contact processed on the same substrate, but the Ti/Al/TiAl3 contact’s performance is optimized at a much lower temperature. The Ti/Al/TiAl3 contact achieved a lowest specific contact resist...

2010
A. W. Phillips R. J. Allemang D. L. Brown

Traditionally, the estimation of modal parameters from a set of measured data has required significant experience. However, as the technology has matured, increasingly, analysis is being performed by less experienced engineers or technicians. To address this development, frequently software solutions are focusing upon either wizard-based or autonomous/semiautonomous approaches. A number of auto...

2015
Taeseup Song Junghyun Choi Ungyu Paik

Freestanding Si-Ti-Ni alloy particles/reduced graphene oxide/single wall carbon nanotube composites have been prepared as an anode for lithium ion batteries via a simple filtration method. This composite electrode showed a 9% increase in reversible capacity, a two-fold higher cycle retention at 50 cycles and a two-fold higher rate capability at 2 C compared to pristine Si-Ti-Ni (STN) alloy elec...

2016
B. Ballot A. Menelle J. Mimault T. Girardeau F. Samuel K. Al Usta

Nmi multilayers are used as supermirrors for neutron guides. These multilayers are submitted to neutron irradiation. In order to determine the effect of irradiation on supermirrors performances we studied Ni/'Ti multilayers irradiated with thermal neutrons. We present here the results obtained by neutron reflectivity, X-ray diffraction and EXAFS on one sample. It has been found that the supermi...

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