Copper — For other uses, see Copper (disambiguation) … Wikipedia
Copper wire and cable — Copper has been used in electric wiring since the invention of the electromagnet and the telegraph in the 1820s.[1][2] The invention of the telephone in 1876 proved to be another early boon for copper wire.[3] Today, despite competition from… … Wikipedia
Copper alloys — are alloys with copper as their principal component. They have high resistance to corrosion.Due to its high electric conductivity, pure electrolytic copper is used mostly for making of electrical cables. Compositions The similarity in external… … Wikipedia
Copper indium gallium selenide solar cells — Copper indium gallium selenide (CuIn1 xGaxSe2 or CIGS) is a direct bandgap semiconductor useful for the manufacture of solar cells. Because the material strongly absorbs sunlight, a much thinner film is required than of other semiconductor… … Wikipedia
Copper Age — The Chalcolithic (Greek khalkos + lithos copper stone ) period or Copper Age period [also known as the Eneolithic (Æneolithic)] , is a phase in the development of human culture in which the use of early metal tools appeared alongside the use of… … Wikipedia
Alloying — Alloy Al*loy , v. t. [imp. & p. p. {Alloyed}; p. pr. & vb. n. {Alloying}.] [F. aloyer, OF. alier, allier, later allayer, fr. L. aligare. See {Alloy}, n., {Ally}, v. t., and cf. {Allay}.] 1. To reduce the purity of by mixing with a less valuable… … The Collaborative International Dictionary of English
List of copper alloys — Copper alloys are metal alloys that have copper as their principal component. They have high resistance against corrosion. The best known traditional types are bronze, where tin is a significant addition, and brass, using zinc instead. Both these … Wikipedia
Beryllium copper — (BeCu), also known as copper beryllium, beryllium bronze and spring copper, is a copper alloy with 0.5 3% beryllium and sometimes with other alloying elements. Beryllium copper combines high strength with non magnetic and non sparking qualities.… … Wikipedia
Gold — This article is about the metal. For the color, see Gold (color). For other uses, see Gold (disambiguation). platinum ← gold → mercury … Wikipedia
Brass — For other uses, see Brass (disambiguation). Brass die, along with zinc and copper samples. Brass is an alloy of copper and zinc; the proportions of zinc and copper can be varied to create a range of brasses with varying properties.[1] In … Wikipedia
Bronze Age — For other uses, see Bronze Age (disambiguation). Diffusion of metallurgy in western Europe. The darkest areas are the oldest. Bronze Age … Wikipedia