Definition:Neutron/Mass
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Mass of Neutron
The mass of the neutron is given by:
\(\ds m_{\mathrm n}\) | \(\approx\) | \(\ds 1 \cdotp 67492 \, 74980 \, 4(95) \times 10^{-27}\) | kilograms | \(\quad\) This sequence is A230848 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008). | ||||||||||
\(\ds \) | \(\approx\) | \(\ds 1 \cdotp 67492 \, 74980 \, 4(95) \times 10^{-24}\) | grams | \(\quad\) This sequence is A230848 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008). | ||||||||||
\(\ds \) | \(\approx\) | \(\ds 1 \cdotp 00866 \, 49158 \, 8(49)\) | daltons | \(\quad\) This sequence is A003675 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008). |
Symbol
- $m_{\mathrm n}$
The symbol for the neutron mass is $m_{\mathrm n}$.
The $\LaTeX$ code for \(m_{\mathrm n}\) is m_{\mathrm n}
.
Also known as
The mass of the neutron is also known as the neutron rest mass.
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 mantissas of these figures as:
- $1 \cdotp 674 \, 920$ with an uncertainty of $\pm 11$ corresponding to the $2$ least significant figures
- $1 \cdotp 008 \, 665 \, 20$ with an uncertainty of $\pm 10$ corresponding to the $2$ least significant figures
- which gives the mantissas of these figures as: