Tags | |
UUID | 83b0add8-29a5-11e4-b7aa-bc764e2038f2 |
This constant represents the ratio of the mass of a helion to the mass of a proton.
A helion is a nucleus of a helium-3 ion consisting of two protons and a neutron.
This constant is specified with a standard uncertainty (standard deviation) of: 0.000 000 0025
No comments |