Results 31 to 40 of about 59,332 (342)

A comparative study of hydrophilic phosphine hexanuclear rhenium cluster complexes’ toxicity [PDF]

open access: yes, 2017
Octahedral rhenium cluster compound Na2H8[{Re6Se8}(P(C2H4CONH2)(C2H4COO)2)6] has recently emerged as a very promising X-ray contrast agent for biomedical applications.
Alekseev, Alexander Y.   +13 more
core   +1 more source

Formation of Thin Rhenium Films on Nickel Plate by its Chloride Electrolysis

open access: yesInternational Journal of Electrochemical Science, 2019
Rhenium electrodeposition from aqueous solutions of HCl was studied. The electrode deposits were obtained by the galvanostatic electrolysis. It is established that a rhenium film may be formed by the electrolysis of the rhenium containing aqueous ...
Aleksandr A. Chernyshev   +4 more
doaj   +1 more source

Characteristics of bitumen in sandstone-type copper-rhenium deposits in the Mishi Basin, Xichang, Sichuan Province, and its relationship with copper and rhenium enrichment mineralization

open access: yes地质科技通报, 2023
The Mesozoic Mishi continental basin in the Xichang District, Sichuan Province, is located on the western margin of the Yangtze Craton. Rhenium associated with sandstone-type copper ore has recently been discovered in the Lower Cretaceous Feitianshan ...
Bangqiao Chen   +5 more
doaj   +1 more source

Activation of Tri(2-Furyl)Phosphine at a Dirhenium Centre: Formation of Phosphido-Bridged Dirhenium Complexes [PDF]

open access: yes, 2009
Reaction of tri(2-furyl)phosphine (PFu3) with [Re2(CO)10−n(NCMe)n] (n = 1, 2) at 40 °C gave the substituted complexes [Re2(CO)10−n(PFu3)n] (1 and 2), the phosphines occupying axial position in all cases.
Bennett, Dennis W.   +9 more
core   +2 more sources

Concentration of rhenium from dilute sodium chloride solutions [PDF]

open access: yesJournal of the Serbian Chemical Society, 2008
The conditions for the desorption of rhenium from the anion exchange resin Dowex 1-x8 by HNO3, HCl, H2SO4 and NaOH were determined. The solution (5.0´10-3 mol dm-3 Re in 0.15 mol dm-3 NaCl) was passed through a column containing 0.10 g of the resin.
DRAGOLJUB M. LUKIC   +2 more
doaj   +3 more sources

Reaction Mechanism and Process Control of Hydrogen Reduction of Ammonium Perrhenate

open access: yesMetals, 2020
The preparation of rhenium powder by a hydrogen reduction of ammonium perrhenate is the only industrial production method. However, due to the uneven particle size distribution and large particle size of rhenium powder, it is difficult to prepare high ...
Junjie Tang   +6 more
doaj   +1 more source

Development of a Co-Cr-Mo to Tantalum Transition using LENS for Orthopedic Applications [PDF]

open access: yes, 2005
Biomedical implant material research using additive manufacturing is a popular field of study. Many potential material combinations exist which, if implemented properly, could have a significantly positive effect on implant life and functionality.
Kumar, Saripella Surya, Stucker, Brent
core   +1 more source

Shock response of single crystal rhenium: Effect of crystallographic orientation

open access: yesJournal of Materials Research and Technology, 2023
Rhenium, a unique engineering material with the second highest melting point of all metals, has significant application potential in harsh service environments, and thus evaluating its mechanical responses under shock loadings is of great importance ...
Mingdong Hu   +6 more
doaj   +1 more source

Dynamic Processes of Rhenium Polyhydride Complexes

open access: yesMolecules, 2022
Studies have demonstrated that high-coordination-number rhenium polyhydride complexes are precursors to catalysts that transform a variety of organic molecules. While rhenium polyhydride complexes lead to active catalysts, little has been reported on the
Datta V. Naik, Gregory A. Moehring
doaj   +1 more source

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