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Universalium. 2010.
Wollaston wire — is an obsolete name for very fine (less than .01 mm thick) platinum wire clad in silver used for electrical instruments around the turn of the 19th century. The term Wollaston wire does not clearly distinguish the bare platinum wire from the… … Wikipedia
wollaston wire — noun Usage: usually capitalized W Etymology: after William H. Wollaston died 1828 : a very fine usually platinum wire used for cross hairs in telescope eyepieces * * * extremely fine wire formed by a process (Wollaston process) in which the metal … Useful english dictionary
Wollaston — may refer to: NOTOC PlacesAustralia* John Wollaston Anglican Community School, private school in Kelmscott, Perth, Western Australia * Wollaston, Western Australia, suburb of Bunbury, Western AustraliaCanada* Wollaston Islands (Nunavut) *… … Wikipedia
Wire — For other uses, see Wire (disambiguation). Wires overhead A wire is a single, usually cylindrical, flexible strand or rod of metal. Wires are used to bear mechanical loads and to carry electricity and telecommunications signals. Wire is commonly… … Wikipedia
Hot wire barretter — The hot wire barretter was a demodulating detector invented in 1902 by Reginald Fessenden that found limited use in early radio receivers. In effect it was a highly sensitive thermoresistor developed to permit the reception of amplitude modulated … Wikipedia
Electrolytic detector — The electrolytic detector, or the bare point electrolytic detector as it was also called, was a type of wet demodulator used in early radio receivers. This form of detector was in extensive use, and was very sensitive and reliable.HistoryWhile… … Wikipedia
Microthermal analysis — is a materials characterization technique which combines the thermal analysis principles of differential scanning calorimetry (DSC) with high spatial resolution of scanning probe microscopy. The instrument consists of a thermal probe which is… … Wikipedia
Polarizer — For the photographic filter, see Polarizing filter (Photography). A polarizing filter cuts down the reflections (top) and made it possible to see the photographer through the glass at roughly Brewster s angle although reflections off the back… … Wikipedia
History of electrochemistry — Electrochemistry, a branch of chemistry, went through several changes during its evolution from early principles related to magnets in the early 16th and 17th centuries, to complex theories involving conductivity, electrical charge and… … Wikipedia
Michael Faraday — Born 22 September 1791(1791 09 22) Newington Butts, England … Wikipedia
