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Planck's constant |
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Planck's constant (plängks), fundamental constant of the quantum theory quantum theory, modern physical theory concerned with the emission and absorption of energy by matter and with the motion of material particles; the quantum theory and the theory of relativity together form the theoretical basis of modern physics. ..... Click the link for more information. . It is represented by the letter h and has a value of 6.63 × 10−34 J-sec. The combination h/2π, denoted by h (called "h-bar"), occurs frequently. |
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| Those are the size of the electron's charge, the speed of light, and Planck's constant, which defines the scales at which quantum phenomena operate. 33 MeV) + [Beta] - where h is Planck's constant and v is the frequency in Hz. It describes quintessence by using only simple constants of nature, such as the speed of light, the gravitational constant, and Planck's constant of quantum mechanics. |
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Planck's constant
