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Results 11 - 20 of 184 for Alloying additives
  • Article - 5 Feb 2003
    Ruthenium is a member of the platinum group of metals. It has limited uses in the pure state but is often alloyed with precious metals and titanium. Properties such as chemical resistance, electrical,...
  • Article - 31 Jan 2003
    Rhodium is a refractory metal. Its occurrence, and typical properties such as electrical, mechanical, thermal and physical properties are listed.
  • Article - 15 Oct 2002
    Iridium competes for the title of the densest material known to man. It is hard and brittle and is also one of the most corrosion resistant metals known. Its occurrence, properties and applications...
  • Article - 14 Oct 2002
    Manganese is an important alloying additive for ferrous and non-ferrous alloys imparting many beneficial properties. Sources, production, allotropes, properties and applications of manganese and some...
  • Article - 12 Sep 2002
    The discover, occurence and production of yttrium are outlined. Key properties are covered and applications of the pure metal and important ytrrium-containing compounds are described. A detialed...
  • Article - 18 Dec 2001
    Gallium is present as a trace element in germanite, sphalerite, diaspore, coal, and bauxite. Although this metal occurs naturally in approximately the same amount as lead, it is extensively dissipated...
  • Article - 18 Dec 2001
    Marignac first isolated gadolinia, an oxide of gadolinium (Gd), in 1880. Then, in 1886, Lecoq de Boisbaudran successfully separated the element from Mosander’s “yttria.”
  • Article - 18 Dec 2001
    Part of the lanthanide series, erbium (Er) is a rare-earth element found in a wide range of minerals like blomstrandine, polycrase, fergusonite, euxenite, xenotime, and gadolinite.
  • Article - 18 Dec 2001
    Dysprosium (Dy) is a chemical element belonging to the actinide series. In 1950, Spedding and colleagues isolated the element using techniques like metallographic reduction and ion-exchange...
  • Article - 20 Jul 2001
    Cerium is the most abundant of the rare earth metals. It is malleable and oxidises readily at room temperature. It is used in pyrophoric alloys for cigarette lighters and in the making of some...