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Properties and applications of rhenium and its alloys ...

Rhenium (Re) is a refractory metal with a unique combination of properties that makes Re and its alloys attractive for a variety of hightemperature, catalytic, energy, electrical and biomedical ...

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Rhenium Mechanical Properties and Joining Technology

of rhenium (Re) mechanical property data (partic-ularly at high temperatures) required for engineering design and the inability to directly electron beam weld Re chambers to Cl03 nozzle skirts. To address these issues, a Re mechanical property database is being established and techniques for creating Re/

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rhenium | chemical element | Britannica

rhenium (Re), chemical element, a very rare metal of Group 7 (VIIb) of the periodic table and one of the densest elements. Predicted by the Russian chemist Dmitry Ivanovich Mendeleyev (1869) as chemically related to manganese, rhenium was discovered (1925) by …

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What is Rhenium – Properties of Rhenium Element – Symbol Re

What is Rhenium. Rhenium is a chemical element with atomic number 75 which means there are 75 protons and 75 electrons in the atomic structure. The chemical symbol for Rhenium is Re.. Rhenium is a silvery-white, heavy, third-row transition metal in group 7 of the periodic table. Rhenium – Properties

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THE NUCLEAR PROPERTIES OF RHENIUM

The thermal neutron activation cross sections of Re-185 and Rwere measured and found to be 96.5 10 barns and 88 14 barns, respectively. The effective resonance integral of natural rhenium was measured to be 694 28 barns in cluding the 1v component. The n, 2n cross sections of Re-185, Re- 187, and Re-185 n, 2n Re-184m with 14.1 Mev neutrons were found to be 1.91 0.6 …

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Technical data for the element Rhenium in the Periodic Table

160 Re, 161 Re, 162 Re, 163 Re, 164 Re, ... 37.4%: 187 Re: 62.6%: Notes on the properties of Rhenium: Specific Heat: Value given for solid phase. Up to date, curated data provided by Mathematica's ElementData function from Wolfram Research, Inc.

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Rhenium (Re) - Properties, Applications

Chemical Properties Physical Properties Mechanical Properties Thermal Properties Applications. Introduction. Rhenium is a silvery-white metal, with one of the highest melting points of all metals. With an average concentration of 1 ppb, rhenium is one of the rarest elements in the Earth's crust.

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Rhenium – Discovery, Properties, Isotopes and Uses

Pointing the Chemical Properties of Rhenium . The electronic configuration is [Xe]4f14 5d5 6s2. 75 is the atomic number of Rhenium. 3185°C, 5765°F and 3458 K is the Melting point. Atomic mass is 186.23 g.mol -1. The Relative atomic mass is 186.207. The Boiling point is 5590°C, 10094°F, and 5863 K. 187 Re is the Rhenium's Key Isotope known.

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Synthesis of tetranuclear rhenium(i) tricarbonyl ...

Re(I) tricarbonyl complexes have received much attention due to their attractive photochemical, electrochemical, and biological properties.Beyond simple mononuclear complexes, multinuclear assemblies offer greater structural diversity and properties. Despite previous reports on the preparation of di-, tri-, or tetranuclear Re(I) tricarbonyl assemblies, the synthesis of these …

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Rhenium - Properties - Price - Applications - Production

Rhenium - Properties - Price - Applications - Production. Rhenium is 75 elements in the Periodic Table. Its properties and price determine its applications. In 2019, prices of pure Rhenium were at around 2800$/kg.

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Home - Rhenium Capital

Our blog. Trigger Warning: Rhenium Capital's experts discuss the hottest topics and latest trends in commercial real estate and finance without pulling any punches. View Rhenium Blog. August 12, 2020.

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Rhenium - espimetals.com

Chemical Properties: General Resistance to Corrosion: Oxidation in air is catastrophic above approximately 600 o C due to the formation of rhenium heptoxide (Re 2 O 7), which has a melting point of 363 o C. Rhenium is resistant to carburization (it does not form a carbide); it withstands arc corrosion well and has good wear resistance.

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Rhenium Facts (Re or Atomic Number 75)

Learn about our Editorial Process. Updated on December 07, 2019. Rhenium is a heavy, silvery-white transition metal. It has element symbol Re and atomic number 75. The element's properties were predicted by Mendeleev when he designed his periodic table. Here is a collection of rhenium element facts.

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Element Rhenium (Re) | Properties, Structure, Uses ...

Element Rhenium. It is a chemical element with the symbol Re and atomic number 75. It is a silvery-gray, heavy, third-row transition metal in group 7 of the periodic table. Its usual commercial form is a powder, but this element can be consolidated by pressing and sintering in a vacuum or hydrogen atmosphere. It can be prepared by many routes ...

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Rhenium - Wikipedia

rhenium Re bohrium 107 promethium Pm neptunium 55.845 ruthenium o .07 mum os 90.23 hassium 108 m rium sa a Sm 50 36 plutonium pu coba t co rho:liLlm iridium 92 meitnerium 109 Mt europium 5 .96 americium Am nicke 58693 pa ladium 106.42 platinum pt 95 08 ununnilium 110 copper Cu 63.546 Ag 07 87 god Au unununium 111 Zn 65.39 cadmium Cd 1 12.41

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Rhenium Alloys: Rhenium materials, manufacturing and products

Rhenium (Re) Rhenium is a heavy transition refractory metal with a melting point of 3,180°C and has the highest modulus of elasticity of all the refractory metals (420 GPa). Rhenium and rhenium containing alloys are unique with high melting points, high moduli of elasticity and excellent high temperature mechanical properties.

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What is Rhenium - Chemical Properties of Rhenium - Symbol Re

Rhenium is a chemical element with atomic number 75 which means there are 75 protons and 75 electrons in the atomic structure. The chemical symbol for Rhenium is Re. Rhenium is a silvery-white, heavy, third-row transition metal in group 7 …

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ELEMENT: RHENIUM - RADIOCHEMISTRY

Rhenium is used as an additive to tungsten and molybdenum-based alloys to impart useful properties. Uses. It is widely used as filaments for mass spectrographs and ion gauges. Rhenium-molybdenum alloys are superconductive at 10 K. Rhenium is also used as an electrical contact material because it has good wear resistance and withstands arc ...

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Rhenium (Re) - Discovery, Properties, Uses & Facts ...

Rhenium is an extremely rare element with atomic number 75 & represented by the symbol Re in the Periodic Table. It is used in petroleum-reforming & jet engines. Learn more about its applications, uses, properties and more @ BYJU'S.

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WebElements Periodic Table » Rhenium » properties of free ...

Rhenium atoms have 75 electrons and the shell structure is 2.8.18.32.13.2. The ground state electron configuration of ground state gaseous neutral rhenium is [ Xe ]. 4f 14 . 5d 5 . 6s 2 and the term symbol is 6 S 5/2 .

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Rhenium | Re - PubChem

Rhenium (Re), the last naturally-occurring element to be discovered, was discovered in Germany in 1925. The process was so complicated and the cost so high that production was discontinued until early 1950 when tungsten-rhenium and molybdenum-rhenium alloys were prepared.

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Rhenium - Properties - Price - Applications - Production

Mechanical Properties of Rhenium. Strength of Rhenium. In mechanics of materials, the strength of a material is its ability to withstand an applied load without failure or plastic deformation.Strength of materials basically considers the relationship between the external loads applied to a material and the resulting deformation or change in material dimensions.

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Rhenium | Re (Element) - PubChem

The rhenium-osmium dating method is of special interest for the dating of rhenium-bearing ores, gold deposits, copper-nickel deposits, and meteorites. This method is based on the beta-decay of 187 Re (having a half-life of 41.6×10 9 years) to 187 Os, an example of which appears in Fig. IUPAC.75.1 [515].

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Periodic Table of Elements: Rhenium - Re ...

Element Rhenium - Re Comprehensive data on the chemical element Rhenium is provided on this page; including scores of properties, element names in many languages, most known nuclides of Rhenium. Common chemical compounds are also provided for many elements.

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Isotopes of rhenium - Wikipedia

Naturally occurring rhenium (75 Re) is 37.4% 185 Re, which is stable, and 62.6% 187 Re, which is unstable but has a very long half-life (4.12×10 10 years). Among elements with a known stable isotope, only indium and tellurium similarly occur with a stable isotope in lower abundance than the long-lived radioactive isotope.. There are 33 other unstable isotopes recognized, the …

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Rhenium Data Sheet - Mineral Commodity Summaries 2020

gasoline. Rhenium improves the high-temperature (1,000 °C) strength properties of some nickel-base superalloys. Rhenium alloys were used in crucibles, electrical contacts, electromagnets, electron tubes and targets, heating elements, ionization gauges, mass spectrographs, metallic coatings, semiconductors, temperature controls,

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Rhenium (Re) - Chemical properties, Health and ...

Rhenium. Rhenium is a silvery metal but rarely seen as such on account of its high melting point, which is the third highest after carbon and tungsten.Rhenium is very hard, it resists corrosion but slowly tarnishes in moist air.

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Yielding and fracture in tungsten and tungsten-rhenium alloys

A study was made of the mechanical properties of vacuum arc-melted tungsten and tungsten-rhenium alloys in the temperature range 77' to 810' K in order to elucidate the mechanism by which rhenium additions lower the ductile-brittle transition temperature of tungsten. The temperature and strain-rate dependency of the yield stress of tungsten

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Rhenium Mineral Data

General Rhenium Information : Chemical Formula: Re : Composition: Molecular Weight = 186.21 gm Rhenium 100.00 % Re _____ 100.00 % : Empirical Formula: Re : Environment: Occurs with other platinum group metals (Pt, Re, Os, Ir). Never found as a pure element, it is always alloyed with varing percentages of PGMS. IMA Status: Not Approved IMA 1976 ...

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Understanding the photophysical properties of rhenium(i ...

In the present study, the photophysical properties and preliminary time-dependent density functional theory (TD-DFT) data of new rhenium(I) polypyridyl compounds, fac-[Re(L)(Am 2 phen)(CO) 3] 0/+, where Am 2 phen = 4,7-diamine-1,10-phenanthroline and L = Cl and ethyl isonicotinate (et-isonic), provided new insights into excited-state deactivation through an …

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