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titanium    音标拼音: [tɑɪt'eniəm]
n. 钛

钛

titanium
n 1: a light strong grey lustrous corrosion-resistant metallic
element used in strong lightweight alloys (as for airplane
parts); the main sources are rutile and ilmenite [synonym:
{titanium}, {Ti}, {atomic number 22}]

Titanium \Ti*ta"ni*um\, n. [NL., fr. L. Titani or Titanes, Gr.
?, the sons of the earth.] (Chem.)
An elementary substance found combined in the minerals
manaccanite, rutile, sphene, etc., and isolated as an
infusible iron-gray amorphous powder, having a metallic
luster. It burns when heated in the air. Symbol Ti. Atomic
weight 48.1.
[1913 Webster]


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  • Titanium - Encyclopedia. com
    Titanium Properties Occurrence and extraction Discovery and naming Uses Titanium is a transition metal, one of the elements found in Rows 4, 5, and 6 of the periodic table It has an atomic number of 22, an atomic mass of 47 88, and a chemical symbol of Ti It is an element that does not react with the human body, so is often used in artificial replacement parts Properties titanium exists in
  • William Gregor | Encyclopedia. com
    William Gregor 1761-1817 English mineralogist famous for discovering titanium Gregor analyzed a black sand he found in Menacchan, Cornwall The sand contained iron, manganese, and another substance that Gregor successfully extracted but could not identify He published his findings in 1791 and proposed the name menacchanine for this new mineral Martin Klaproth isolated the same element from
  • Mineral Resources from the Ocean - Encyclopedia. com
    The most important of these deposits contain gold, tin, titanium, and diamonds Today, much of the world's tin and many of the gem diamonds are recovered by dredging near-shore ocean sediments for minerals that were carried into the sea by rivers Gold has been recovered in the past from such deposits, most notably in Nome, Alaska
  • Callaway, Ely, Jr. - Encyclopedia. com
    Callaway, Ely, Jr (1919-) The Callaway Golf Company, Inc Overview Ely Reeves Callaway, Jr became a famous entrepreneur during the 'Third Act' of his life Past age sixty, after having made fortunes in two different businesses, textiles and wine-making, his Third Act included creating The Callaway Golf Company, Inc , and manufacturing perhaps the most famous line of golf clubs in the world
  • Wilson Sporting Goods Company - Encyclopedia. com
    In 1994, the company introduced the Jet basketball, a leather version made specifically for the outdoor market In the field of golf, in 1995 Wilson introduced the Invex driver, a uniquely designed head made from stainless steel and titanium, which almost overnight became the largest selling of all the firm ’ s golf clubs to date
  • Ladish Co. , Inc. - Encyclopedia. com
    At the same time, two critical metals, titanium and cobalt, were in short supply The strikes at Ladish and at Fafnir Bearing Co , another engine parts supplier, were settled in September
  • Aluminum - Encyclopedia. com
    A titanium-diboride-graphite compound shows significant promise Among the benefits expected to come when this new technology is perfected are elimination of the greenhouse gas emissions and a 25% reduction in energy use during the smelting operation Where to Learn More Books Altenpohl, Dietrich
  • Cast Iron Stove - Encyclopedia. com
    Steel may also contain various amounts of manganese, silicon, aluminum, nickel, chromium, cobalt, molybdenum, vanadium, tungsten, titanium, niobium, zirconium, nitrogen, sulfur, copper, boron, lead, tellurium, and selenium Many of us lick our lips at the thought of waking up to a farm-style breakfast made on a cast-iron kitchen stove
  • Artificial Heart - Encyclopedia. com
    A titanium-aluminum-vanadium alloy is used for the pump and other metal parts because it is biocompatible and has suitable structural properties The titanium parts are cast at a specialized titanium processor Except for blood-contacting surfaces, the titanium is machined to a specific finish
  • Hafnium | Encyclopedia. com
    Hafnium has been used as an alloying agent for iron, titanium, niobium, and other metals Finely divided hafnium is pyrophoric and can ignite spontaneously in air





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