Definition:Reduced Planck Constant/Value
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Reduced Planck Constant: Value
\(\ds \hbar\) | \(=\) | \(\ds 1 \cdotp 05457 \, 1817 \ldots \times 10^{-34} \, \mathrm {J \, s}\) | This sequence is A254181 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008). | |||||||||||
\(\ds \) | \(=\) | \(\ds 1 \cdotp 05457 \, 1817 \ldots \times 10^{-27} \, \mathrm {erg \, s}\) |
Sources
- 1964: Milton Abramowitz and Irene A. Stegun: Handbook of Mathematical Functions ... (previous) ... (next): $2$. Physical Constants and Conversion Factors: Table $2.3$ Adjusted Values of Constants
- which gives the mantissa as $1 \cdotp 054 \, 591 \, 9$ with an uncertainty of $\pm 80$ corresponding to the $2$ least significant figures