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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
  • 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
  • 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
  • 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
  • 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
  • Martin Heinrich Klaproth | Encyclopedia. com
    Martin Heinrich Klaproth 1743-1817 German chemist remembered for his pioneering contributions to analytical chemistry and discovery of new elements Klaproth deduced the presence of uranium in pitchblende (1789), zirconium in zircon (1789), and titanium in rutile (1795) He confirmed or independently discovered strontium (1793), titanium (1795), chromium (1798), tellurium (1798), and cerium
  • Cast Iron Stove - Encyclopedia. com
    Cast Iron StoveBackgroundA cast iron stove is a device, built from a material consisting of iron mixed with carbon, in which a solid fuel such as wood or coal is burned to produce heat for warmth or cooking The stove usually consists of a grate, which holds the fuel, a hollow interior in which the fuel burns, flues through which hot air flows, and baffles to slow down the flow of hot air
  • Titan (mythology) | Encyclopedia. com
    Titans The twelve Titans, children of Uranus (Heaven) and Gê (Earth), were the group of gods immediately preceding the Olympian gods in Greek mythology The Olympians defeated the Titans in a battle — the Titanomachy The word ‘titanic’ refers to the great size and power of the Titans, attributes necessary to make their defeat by their children, the Olympians, more impressive In
  • Zirconium Oxide | Encyclopedia. com
    Zirconium is located below titanium, which it resembles, in the periodic table Below zirconium is hafnium, a chemical twin of zirconium An important use of zirconium is in nuclear power plants Its most important compound is zircon, which has a number of industrial applications Zircon can also be obtained in gemstone quality





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