Zobrazeno 1 - 10
of 580
pro vyhledávání: '"Chromium hydride"'
Publikováno v:
Journal of the American Chemical Society. 142:9007-9016
Activation of dinitrogen (N2) by well-defined metal hydrides is of much interest and importance, but studies in this area have remained limited to date. We report here N2 activation and hydrogenati...
Publikováno v:
Polyhedron. 157:381-388
The reaction of dinuclear chromium hydride [(2,6-Me2Ph)2nacnacCr(µ-H)]2 ((2,6-Me2Ph)2nacnac = N,N′-bis(2,6-dimethylphenyl)-2,4-pentanediiminato) with trimethylsilyl-diazomethane did not yield the desired, known alkyl hydride [(2,6-Me2Ph)2nacnacCr]
Publikováno v:
Protection of Metals and Physical Chemistry of Surfaces. 53:426-432
It is shown that, for the development of new chrome-plating technologies, it is necessary to proceed from the complicated Cr(III) chemistry. The analysis of the complexation processes of Cr(III) with hydroxycarboxylic acids in aqueous solutions is gi
Autor:
Sebastaian Heitmüller, Sebastian Holl, Stefan Henne, Timo Jacob, Ludwig A. Kibler, Duygu Yücel, Miriam Knape, Yasser Sheasha
Publikováno v:
ChemElectroChem. 4:1390-1394
Developing a functional Cr(III) electrolyte to replace carcinogenic and toxic Cr(VI) electroplating requires a deeper understanding of the deposition mechanisms. Hence, this study investigates and compares the growth of chromium on inert glassy carbo
Autor:
Grzegorz Żołnierkiewicz, Dariusz Moszyński, Janusz Typek, Paweł Adamski, Aleksander Guskos, Niko Guskos
Publikováno v:
Journal of Solid State Chemistry. 241:205-211
Four nanocomposites containing mixed phases of Co 3 Mo 3 N and Co 2 Mo 3 N doped with chromium have been prepared. A linear fit is found for relation between Co 2 Mo 3 N and chromium concentrations. The magnetization in ZFC and FC modes at different
Autor:
S. E. Filippova, Alexandr V. Leonov, A. I. Logacheva, I. M. Razumovskii, V. K. Portnoi, A. G. Beresnev
Publikováno v:
Inorganic Materials. 52:895-901
This paper presents a detailed study of the formation of chromium-based alloys, Cr–Ta–W + plasticizing additives (Nb and Zr) and Cr–Ta–Si, during milling of powder mixtures in a Fritsch (P-7) planetary mill under an Ar atmosphere. It is shown
Autor:
V. V. Netrebko
Publikováno v:
Nauka ta progres transportu, Vol 63, Iss 3, Pp 138-147 (2016)
Purpose. This article a nalyzes the formation conditions, transformation and systematization of carbide phases formed in the system Fe – C – Cr. Methodology. Conversion of the elements’ content from mass % into atomic % and vice versa was carri
Publikováno v:
Journal of The Electrochemical Society. 163:C357-C363
In the present study, the evolution of hexavalent chromium evolution in a trivalent chromium conversion coating has been investigated by Raman spectroscopy and X-ray photoelectron spectroscopy. In terms of Raman spectroscopy, the presence of CrF3 in
Autor:
Hisashi Doi, Takao Hanawa, Akira Kawasaki, Peng Chen, Yusuke Tsustumi, Maki Ashida, Naoyuki Nomura
Publikováno v:
MATERIALS TRANSACTIONS. 57:2033-2040
Publikováno v:
Acta Physica Polonica A. 132:541-543