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von Klitzing constant |
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von Klitzing constant [fȯn ′klit·siŋ ‚kän·stənt] (physics) The quantityRK=h/e2, wherehis Planck's constant andeis the charge of the electron; materials that exhibit the quantum Hall effect have a Hall resistance equal toRK/n, wherenis either an integer or a rational fraction. Also known as quantized Hall resistance. The conventional value of this quantity adopted by international agreement on January 1, 1990, to establish a standard for the ohm,RK- 90 = 25,812.807 ohms. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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6] to be consistent with the conventional value of the von Klitzing constant (17). |
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