Thorium Phosphide is
a semiconductor used in high power, high frequency applications and in laser and other photo diodes. technical, research and safety (MSDS) information is available as is a Reference Calculator for converting relevant units of measurement.
Thorium is a Block F, Group 3, Period 7 element. The number of electrons in each of Thorium's shells is 2, 8, 18, 32, 18, 10, 2 and its electronic configuration is [Rn] 6d2 7s2. In its elemental form thorium's CAS number is 7440-29-1. The thorium atom has a radius of 179.8.pm and it's Van der Waals radius is 200.pm. Thorium is radioactive and can collect in bones which may cause bone cancer several years after exposure. Breathing in substantial amounts of thorium may be lethal. Thorium is a lanthanide (rare earth) material with potential nuclear power applications. Thorium is available as metal and compounds with purities from 99% to 99.999% (ACS grade to ultra-high purity); metals in the form of foil, sputtering target, and rod, and compounds as submicron and nanopowder. It is presently used as a tungsten coating in electronic parts due to its high emission factor. Thorium in the form of its fluoride and oxide is used in advanced optic applications for its high refractive index. It is also used in several other high temperature glass applications, such as in the mantle of lamps and to produce crystal growth crucibles and ampules. Thorium was first discovered by Jons Berzelius in 1828. The name Thorium originates from the Scandinavian god, Thor, the Norse god of war and thunder. See Thorium research below.
Phosphorus is a Block P, Group 15, Period 3 element. The number of electrons in each of Phosphorus's shells is 2, 8, 5 and its electronic configuration is [Ne] 3s2 3p3. In its elemental form Phosphorus's CAS number is 7723-14-0. The Phosphorus atom has a radius of 110.5.pm and it's Van der Waals radius is 180.pm. Although white phosphorus is very toxic, red phosphorus is not considered toxic. Phosphorus information, including Technical Data, Safety Data and its High Purity properties, research, applications and other useful facts are discussed below. Scientific facts such as the atomic structure, ionization energy, abundance on Earth, conductivity and thermal properties are included.
PACKAGING SPECIFICATIONS FOR BULK & RESEARCH QUANTITIES
Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Shipping documentation includes a Certificate of Analysis and Material Safety Data Sheet (MSDS). Solutions are packaged in polypropylene, plastic or glass jars up to palletized 440 gallon liquid totes.
The Th[double bond, length as m-dash]C double bond: an experimental and computational study of thorium poly-carbene complexes.
Ren W, Deng X, Zi G, Fang DC.
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Synthesis and Characterization of Thorium(IV) Sulfates.
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Inorg Chem. 2011 Aug 3. [Epub ahead of print]
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Thorium Oxo and Sulfido Metallocenes: Synthesis, Structure, Reactivity, and Computational Studies.
Ren W, Zi G, Fang DC, Walter MD.
J Am Chem Soc. 2011 Jul 27. [Epub ahead of print]
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Ikeda N.
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Matrix infrared spectroscopic and density functional theoretical investigations on thorium and uranium atom reactions with dimethyl ether.
Gong Y, Andrews L.
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PMID:
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[PubMed - as supplied by publisher]
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[PubMed - as supplied by publisher]
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[PubMed - in process]
Electron correlation and relativistic effects in atomic structure calculations of the thorium atom.
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Assessment of radionuclide and metal contamination in a thorium rich area in Norway.
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[No authors listed]
J Colloid Interface Sci. 2011 May 15;357(2):558. No abstract available.
PMID:
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[PubMed - indexed for MEDLINE]
EPR evidence for the restricted mobility of NO2 in gamma irradiated thorium nitrate pentahydrate Th(NO3)4·5H2O.
Rajeswari B, Kadam RM, Dhawale BA, Babu Y, Natarajan V, Godbole SV.
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[PubMed - in process]
Screening of plant species for phytoremediation of uranium, thorium, barium, nickel, strontium and lead contaminated soils from a uranium mill tailings repository in South China.
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New Synthesis of 3-Trifluoromethylpyrroles by
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Structural and electronic properties of
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Changes in
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Effect of a seasonal diffuse pollution migration on
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Water-saving
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Scenario
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Evaluation of non-point source
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Understanding nutrient
build-up on urban road surfaces. Miguntanna NP, Goonetilleke A, Egodowatta P, Kokot S. J Environ Sci (China). 2010;22(6):806-12. PubMed
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Monitoring of non-point source pollutants
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