atomic physics :

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atomic physics


  • n  the branch of physics that studies the internal structure of atomic nuclei
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  • Laser-Cooled Atoms: Rubidium [Uncertain Principles]
    Element: Rubidium (Rb) Atomic Number: 37 Mass: two “stable” isotopes, 85 and 87 amu (rubidium-87 is technically radioactive, but it’s half-life is 48 billion years, so it might as well be stable for atomic physics purposes. Laser cooling wavelength: 780 nm Doppler cooling limit: 140 ?K Chemical classification: Alkali metal, column I of the periodic…
    Aug. 22, 2013 - ScienceBlogs

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