petawatt-hour
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Kilowatt hour — KWH redirects here. For other uses, see KWH (disambiguation). Residential electricity meter located in Canada The kilowatt hour, or kilowatt hour, (symbol kW·h, kW h or kWh) is a unit of energy equal to 1000 watt hours or 3.6 megajoules … Wikipedia
Watt — For other uses, see Watt (disambiguation). Kilowatt redirects here. For the community in Kern County, California, see Kilowatt, California. KW redirects here. For other uses, see KW (disambiguation). The watt (pronounced /ˈwɒt/ wot; symbol: W) is … Wikipedia
Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… … Universalium
Orders of magnitude (power) — A thermal power plant transforms thermal energy into electric energy This page lists examples of the power in watts produced by various sources of energy. They are grouped by orders of magnitude, and each section covers three orders of magnitude … Wikipedia
Z machine — Operation overviewThe Z machine fires a very powerful electrical discharge (several tens million ampere for less than 100 nanoseconds) into an array of thin, parallel tungsten wires called a liner . The high electrical current vaporizes the wires … Wikipedia
Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… … Universalium
