Biochemistry of Scandium and Yttrium, Part 1: Physical and by Chaim T. Horovitz
By Chaim T. Horovitz
Biochemistry of Scandium and Yttrium gathers jointly current wisdom approximately scandium and yttrium from a wide selection of disciplines. Part 1 will current a comparative examine of the actual and chemical homes of scandium and yttrium, taking a look at either their similarities and their variations. (Part 2 will tackle the biochemical features of those parts, and a few of the scientific and environmental applications.) whereas those parts are particularly infrequent in nature, those books will convey that they've strange actual and chemical homes, and a disproportionate variety of vital functions.
greater analytical suggestions have published that scandium and yttrium are current all through residing topic, even if just a quite constrained variety of species were analyzed to date. This truth in fact has far-ranging implications for organic and environmental matters. half 1 additionally encompasses a dialogue of the interactions of scandium and yttrium with molecules of organic curiosity, comparable to natural acids, carbohydrates, proteins, nucleotides, and different biologically lively molecules.
the main affects of scandium and yttrium in technological know-how, expertise, and medication should be of curiosity to a wide selection of researchers, together with geochemists, inorganic and natural chemists, medical biochemists, and people focusing on environmental defense.
Biochemistry of Scandium and Yttrium, half 1 and half 2 should be specifically welcome as the final e-book released at the biochemistry of scandium seemed over twenty years in the past, and the one publication declaring the biochemistry of yttrium got here out in 1990.
Read or Download Biochemistry of Scandium and Yttrium, Part 1: Physical and Chemical Fundamentals PDF
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Extra info for Biochemistry of Scandium and Yttrium, Part 1: Physical and Chemical Fundamentals
20 Chapter 1 Table 1-2. Historical Review on Research and Development of Yttrium Year 1787 1794 1828 1802 1843 1886 1907 1908 1910 1913 1914 1923 1927 1931 1932 1938 1942 1946 1946 1947 1949 1950 1953 1955 1955 1956 1957 1959 1964 1970 1970 1972 1985 1988 1992 Event Mineral ytterbite discovered in Sweden Rare earth ytterbia isolated Identification of yttrium metal yttrium salts and yttrium minerals studied yttrium separated from terbium Fractionation of yttrium group Pharmacologic study on animals Chemistry of yttrium compounds Physiology and toxicology in animals Anticoagulant effect in blood Inhibitory effect on plants 100% atomic mass of 89 y measured Effect on mouse carcinoma Cancer therapy in animals Structure of metallic yttrium Hickory plant-yttrium accumulator Artificial 90y produced 90y publicly available Absorption & retention by organisms 90y used in plant nutrition studies Colloidal properties of yttrium radioisotopes Large yttrium ingots prepared Metabolism of 90y Effect of 91 Y on plants Biochemistry in man and animals Therapeutic use of 90y Metabolism of 91 Y in animals Single yttrium crystals prepared 90y marked micro spheres for cancer therapy Superconductivity in yttrium at high pressure 90y used for human knee effusions treatment Complexes with carbohydrates 90y labeled MAb for radiotherapy First 90K superconductor YBa2Cu3~ discovered Fast hydrolysis of RNA Reference Arrhenius Gadolin Wohler Berzelius et al.
Eds. 1978-1995. Handbook on the Physics and Chemistry of Rare Earths, North-Holland Pub!. , Amsterdam, Vols. 1-20. Gschneidner, K. , and Capellen, J, 1987. 1787-1987: Two Hundred Years ofRare Earths, NorthHolland, Amsterdam, pp. 1-32. Guinn, V. , 1990. A short history of nuclear activation analysis, Bioi. Trace Elem. Res. 40: 1-7. Guthrie, 1. , and Blewer, R. , 1972. Improved tuning of ion microprob using scandium thin film. targets, Rev. Sci. Instrum. 43:654-656. Hamilton, 1. , 1944. Metabolism of fission products, Progress report USAEC, MDDC-1275.
Other low valent scandium chlorides prepared to date include SC5Clg, SC7C1IO, ~d SC7Cl12 (Poppelmeier and Corbett, 1978). The species SC2+X2 have been identified by EPR spectroscopy from the reaction of scandium atoms and X2 in an argon matrix at 14 K (Constable, 1984, 1985, 1986). 0). These species show bonding similar to that of their titanium analogs (Karraker, 1979). SCH2 is probably ScHH- with complex bonding; yttrium hydrides are similar but can form over broader composition ranges as yH(H-)3 or yH(HMe-).