نتایج جستجو برای: nb1 zr

تعداد نتایج: 9811  

Journal: :Cancer research 2002
Masafumi Kudoh Deborah A Knee Shinichi Takayama John C Reed

Bag1 proteins bind heat shock protein M(r) 70,000 (Hsp 70) family molecular chaperones and regulate diverse pathways involved in cell proliferation, apoptosis, and stress responses. Four isoforms of Bag1 can be produced from a single gene in humans, including a nuclear-targeted long version (Bag1L)and a shorter cytosolic isoform (Bag1). Because overexpression of Bag1and Bag1L has been reported ...

2006
L. Cunha F. Vaz C. Moura L. Rebouta P. Carvalho E. Alves A. Cavaleiro Ph. Goudeau J. P. Rivière

Single-layered zirconium oxynitride (ZrNxOy) thin films have been deposited on steel substrates, at a constant temperature of 300 8C, by radiofrequency (rf) reactive magnetron sputtering of a pure Zr target in an argon–oxygen–nitrogen atmosphere. The variation of the flow rate of the reactive gases enabled changes in the composition and structure of the films. X-ray diffraction (XRD) and glanci...

2011
Maryke Steyn Hendrik G. Visser Andreas Roodt T. J. Muller

In the title compound, [Zr(C(6)H(4)NO(2))(4)]·2H(2)O, the Zr(IV) atom is located on a crystallographic fourfold rotoinversion axis ([Formula: see text]) and is coordinated by four picolinate anions with Zr-O and Zr-N distances of 2.120 (2) and 2.393 (2) Å, respectively. An approximate square-anti-prismatic coordination polyhedron of the N,O-coordination ligand atoms is formed, with a distortion...

2005
Mitra L. Taheri Jason Sebastian David Seidman Anthony Rollett

Evidence of both solute drag as well as differences in migration mechanisms of certain boundary types has been found for an Al-Zr alloy. In-situ Transmission Electron Microscopy (TEM) annealing experiments coupled with Scanning Transmission Electron Microscopy (STEM) showed a stark contrast between Zr segregation at small and large scales. Specifically, Zr was found to segregate to, as well as ...

2007
N. Mattern U. Kühn A. Concustell A. Schöps M. D. Baro J. Eckert

The structural behavior of rapidly quenched Cu-Zr amorphous alloys was analyzed. High energy X-ray diffraction patterns and atomic pair correlation functions exhibit monotonic changes with composition. The experimental results can be well described by a solid solution-like replacement of Cu and Zr atoms in the whole composition range. No indications are observed that would support the existence...

2017
Yang Jeong Park Jung Woo Kim Ghafar Ali Hyun Jin Kim Yacine Addad Sung Oh Cho

We have presented a method to prepare a uniform anodic nanoporous oxide film on the surface of a cylindrical zircaloy (Zr) tube. The distribution of the electric field around the Zr tube determines the distribution of the thickness of the anodic nanoporous oxide film. The electric field generated when a cylindrical Zr tube is electrochemically anodized was simulated by using commercial code COM...

2013
Mateusz Zauliczny Rafał Grubba Łukasz Ponikiewski Jerzy Pikies

In the title compound, [Zr(C(12)H(18)N)(2)(C(4)H(10)N)(2)(C(4)H(11)N)] or [Zr(HNC(6)H(3) (i)Pr(2))(2)(NEt(2))(2)(HNEt(2))], which was obtained by the reaction of Zr(NEt)(4) with (i)Pr(2)C(6)H(3)NH(2), the Zr(IV) atom is in a trigonal-bipiramidal geometry in which the N atoms from two (i)Pr(2)C(6)H(3)NH and one NEt(2) ligand occupy the equatorial positions, and the N atoms of an NEt(2) and an Et...

2013
Matthias Maercz David Stephen Wragg Pascal Daniel Croumbie Dietzel Helmer Fjellvåg

In the title coordination polymer, [Zr(C8H2O6)(C6H12N2O)2] n , the Zr(IV) atom, which lies on a crystallographic twofold rotation axis, is coordinated by two O,O'-bidentate 2,5-dioxidoterephthalate (DHTP(4-)) ligands and two O-bonded 1,3-dimethyl-1,3-diazinan-2-one (DMPU) ligands (the latter in a cis orientation) in a distorted ZrO6 octa-hedral geometry. The deprotonated hy-droxy and carb-oxy O...

2015
Gui-ying Liu Fang Wang You-ya Cao Yu Sun

Zr-based bulk metallic glasses (BMGs) are being studied widely in recent years due to their unique mechanical properties. In this paper, we will present the progress in the studies of corrosion resistance behavior and biomedical potential of the Zr-based BMGs, especially the in vitro and in vivo evaluation of their biocompatibility. Owing to their high resistance to corrosion in a physiological...

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