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  • European Parliament

    24 mai 2011 ( #Laptop Battery )

    The European Parliament (abbreviated as Europarl or the EP) is the directly elected parliamentary institution of the European Union (EU). Together with the Council of the European Union (the Council) and the Commission, it exercises the legislative function...

  • Woodrow Wilson

    22 août 2011 ( #Laptop Battery )

    Thomas Woodrow Wilson (December 28, 1856 – February 3, 1924) was the 28th President of the United States, from 1913 to 1921. A leader of theProgressive Movement, he served as President of Princeton University from 1902 to 1910, and then as the Governor...

  • The Republic of Madagascar

    18 octobre 2011 ( #Laptop Battery )

    The Republic of Madagascar (older name Malagasy Republic, Malagasy: Repoblikan'i Madagasikara [republi?k?an mada?as?k?ar??], French: République de Madagascar) is an island country located in the Indian Ocean off the southeastern coast of Africa.Sony VAIO...

  • Economy of the People's Republic of China

    19 octobre 2011 ( #Laptop Battery )

    The People's Republic of China (PRC) ranks since 2010 as the world's second largest economy after the United States. It has been the world'sfastest-growing major economy, with consistent growth rates of around 10% over the past 30 years. China is also...

  • New Zealand (Aotearoa in Mori)

    23 octobre 2011 ( #Laptop Battery )

    New Zealand (Aotearoa in M?ori) is an island country in the south-western Pacific Ocean comprising two main landmasses (the North Island and theSouth Island) and numerous smaller islands. The country is situated some 1,500 kilometres (900 mi) east of...

  • Jerusalem : "The Holy Sanctuary"

    26 octobre 2011 ( #Laptop Battery )

    Hong Kong[note 3] (Chinese: ??) is one of two special administrative regions (SARs) of the People's Republic of China(PRC), the other being Macau. A city-state situated on China's south coast and enclosed by the Pearl River Delta andSouth China Sea,[13]...

  • Hong Kong

    03 novembre 2011 ( #Laptop Battery )

    Hong Kong[note 3] (Chinese: ??) is one of two special administrative regions (SARs) of the People's Republic of China(PRC), the other being Macau. A city-state situated on China's south coast and enclosed by the Pearl River Delta andSouth China Sea,[13]...

  • Boron chemical element

    13 novembre 2011 ( #Laptop Battery )

    Boron ( /?b??r?n/) is the chemical element with atomic number 5 and the chemical symbol B. Boron is a metalloid. Because boron is not produced by stellar nucleosynthesis, it is a low-abundance element in both the solar system and the Earth's crust. Sony...

  • Potassium:the chemical element with the symbol K

    30 novembre 2011 ( #Laptop Battery )

    Potassium is the chemical element with the symbol K (from Neo-Latin kalium) and atomic number19. Elemental potassium is a soft silvery-white alkali metal that oxidizes rapidly in air and is very reactive with water, generating sufficient heat to ignite...

  • David Bowie

    11 juin 2012

    David Bowie David Bowie ( /ˈboʊ.i/ boh -ee ;[1] born David Robert Jones on 8 January 1947) is an English musician, actor, record producer and arranger. A major figure for over four decades in the world of popular music, Bowie is widely regarded as an...

  • Thomas Paine

    13 juin 2012

    Thomas Paine Thomas Paine (January 29, 1737 [1] (NS February 9, 1737) – June 8, 1809) was an English-American author, pamphleteer,radical, inventor, intellectual, revolutionary, and one of the Founding Fathers of the United States.[2] He has been called...

  • William Blake

    19 juin 2012

    William Blake William Blake (28 November 1757 – 12 August 1827) was an English poet, painter, and printmaker. Largely unrecognised during his lifetime, Blake is now considered a seminal figure in the history of both the poetry and visual arts of theRomantic...

  • Francis Drake

    28 juin 2012

    Francis Drake Sir Francis Drake , Vice Admiral (1540 – 27 January 1596) was an English sea captain, privateer, navigator, slaver, andpolitician of the Elizabethan era. Elizabeth I of England awarded Drake a knighthood in 1581. TOSHIBA Satellite P100-413...

  • Julie Andrews

    10 juillet 2012

    Julie Andrews Dame Julia Elizabeth Andrews , DBE (née Wells;[1] born 1 October 1935)[2] is an English film and stage actress, singer, and author. She is the recipient of Golden Globe, Emmy, Grammy, BAFTA, People's Choice Award, Theatre World Award, Screen...

  • Edward Elgar

    12 juillet 2012

    Edward Elgar Sir Edward William Elgar, 1st Baronet OM, GCVO (2 June 1857 – 23 February 1934) was an English composer, many of whose works have entered the British and international classical concert repertoire. Among his best-known compositions are orchestral...

  • Accelerometer

    15 mars 2011 ( #Laptop Battery )

    An accelerometer is a device that measures the proper acceleration of the device. This is not necessarily the same as the coordinate acceleration (change of velocity of the device in space), but is rather the type of acceleration associated with the phenomenon...

  • Parabolic reflector

    26 mars 2011 ( #Laptop Battery )

    A parabolic reflector (or dish or mirror) is a reflective device used to collect or project energy such as light, sound, or radio waves. Its shape is that of a circular paraboloid, that is, the surface generated by a parabola revolving around its axis...

  • Microwave

    30 mars 2011 ( #Laptop Battery )

    Microwaves are electromagnetic waves with wavelengths ranging from as long as one meter to as short as one millimeter, or equivalently, with frequenciesbetween 300 MHz (0.3 GHz) and 300 GHz. This broad definition includes both UHF and EHF (millimeter...

  • Cathode ray tube

    31 mars 2011 ( #Laptop Battery )

    The Cathode Ray Tube (CRT) is a vacuum tube containing an electron gun (a source of electrons) and a fluorescent screen, with internal or external means to accelerate and deflect the electron beam, used to create images in the form of light emitted from...

  • Cavity magnetron

    01 avril 2011 ( #Laptop Battery )

    The cavity magnetron is a high-powered vacuum tube that generates microwaves using the interaction of a stream of electrons with a magnetic field. The 'resonant' cavity magnetron variant of the earlier magnetron tube was invented by Randall and Boot in...

  • Radiation pattern

    02 avril 2011 ( #Laptop Battery )

    The radiation pattern of an antenna is a plot of the relative field strength of the radio waves emitted by the antenna at different angles. It is typically represented by a three dimensional graph, or polar plots of the horizontal and vertical cross sectionsLenovo...

  • Antenna (radio)

    03 avril 2011 ( #Laptop Battery )

    An antenna (or aerial) is an electrical device which couples radio waves in free space to an electrical current used by a radio receiver or transmitter. In reception, the antenna intercepts some of the power of an electromagnetic wave in order to produce...

  • Rectifier

    04 avril 2011 ( #Laptop Battery )

    A rectifier is an electrical device that converts alternating current (AC), which periodically reverses direction, to direct current (DC), which is in only one direction, a process known as rectification. Rectifiers have many uses including as components...

  • Thyristor

    06 avril 2011 ( #Laptop Battery )

    A thyristor is a solid-state semiconductor device with four layers of alternating N and P-type material. They act as bistable switches, conducting when their gate receives a current pulse, and continue to conduct while they are forward biased (that is,...

  • Passivity (engineering)

    07 avril 2011 ( #Laptop Battery )

    Passivity is a property of engineering systems, used in a variety of engineering disciplines, but most commonly found in analog electronics and control systems. A passive component, depending on field, may be either a component that consumes Lenovo S10-2...

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