Planck length
Noun
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.003
Noun
Planck length (plural Planck lengths)
- (physics) A unit of length, believed to be the smallest length that has physical meaning, that is defined in terms of the speed of light, the gravitational constant and the reduced Planck's constant, namely: \ell_P =\sqrt\frac{\hbar G}{c^3} \approx 1.616 252 (81) \times 10^{-35} \mbox{ meters}
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.003