Definition:Bohr Radius/Value

Bohr Radius: Value

\(\ds a_0\)

\(\approx\)

\(\ds 5 \cdotp 29177 \, 21090 \, 3(80) \times 10^{-11}\)

$\mathrm m$

\(\ds \)

\(\approx\)

\(\ds 5 \cdotp 29177 \, 21090 \, 3(80) \times 10^{-9}\)

$\mathrm {cm}$

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 $5 \cdotp 291 \, 771 \, 5$ with an uncertainty of $\pm 81$ corresponding to the $2$ least significant figures