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  1. en.wikipedia.org › wiki › ElectronElectron - Wikipedia

    2 天前 · v. t. e. The electron (. e−. or. β−. ) is a subatomic particle with a negative one elementary electric charge. [13] Electrons belong to the first generation of the lepton particle family, [14] and are generally thought to be elementary particles because they have no known components or substructure. [1]

    • stable ( > 6.6×10²⁸ yr)
    • J. J. Thomson (1897)
    • e−, β−
    • −1 e, −1.602176634×10−19 C
  2. en.wikipedia.org › wiki › EstoniaEstonia - Wikipedia

    1 天前 · Estonia,[b] officially the Republic of Estonia, is a country by the Baltic Sea in Northern Europe.[c] It is bordered to the north by the Gulf of Finland across from Finland, to the west by the sea across from Sweden, to the south by Latvia, and to the east by Lake Peipus and Russia. The territory of Estonia consists of the mainland, the larger ...

    • +372
    • EE
  3. 2 天前 · A Linux distribution for building a High-Performance Computing computer cluster, with a recent release supporting Cloud computing. It is based on Red Hat Enterprise Linux but with extensions to support large multi-node heterogeneous systems for clusters (HPC), Cloud, and Data Warehousing (in development). Rocky Linux.

  4. en.wikipedia.org › wiki › USBUSB - Wikipedia

    1 天前 · An M.2 (2242) solid-state-drive ( SSD) connected into USB 3.0 adapter and connected to computer. The USB mass storage device class (MSC or UMS) standardizes connections to storage devices. At first intended for magnetic and optical drives, it has been extended to support flash drives and SD card readers.

  5. en.wikipedia.org › wiki › CapacitorCapacitor - Wikipedia

    2 天前 · Electronic symbol. In electrical engineering, a capacitor is a device that stores electrical energy by accumulating electric charges on two closely spaced surfaces that are insulated from each other. The capacitor was originally known as the condenser, [1] a term still encountered in a few compound names, such as the condenser microphone.

  6. en.wikipedia.org › wiki › Rudolf_HessRudolf Hess - Wikipedia

    1 天前 · Rudolf Walter Richard Hess ( Heß in German; 26 April 1894 – 17 August 1987) was a German politician and a leading member of the Nazi Party in Nazi Germany. Appointed Deputy Führer to Adolf Hitler in 1933, Hess held that position until 1941, when he flew solo to Scotland in an attempt to negotiate the United Kingdom's exit from the Second ...

  7. en.wikipedia.org › wiki › San_MarinoSan Marino - Wikipedia

    1 天前 · San Marino (/ ˌ s æ n m ə ˈ r iː n oʊ / SAN mə-REE-noh, Italian: [sam maˈriːno]; Romagnol: San Maréin or San Maroin), officially the Republic of San Marino (Italian: Repubblica di San Marino) and also known as the Most Serene Republic of San Marino (Italian: Serenissima Repubblica di San Marino), is a European microstate and enclave within Italy.

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