physical_constants Module
Houses some useful physical/mathematical constants
Uses
Variables
| Type | Visibility | Attributes | Name | Initial | |||
|---|---|---|---|---|---|---|---|
| real(kind=rk), | public, | parameter | :: | pi | = | 4.d0*atan(1.d0) | |
| real(kind=rk), | public, | parameter | :: | epsilon0 | = | 8.854188d-12 |
Vacuum permittivity |
| real(kind=rk), | public, | parameter | :: | elMass | = | 9.10938d-31 |
Electron mass |
| real(kind=rk), | public, | parameter | :: | elCharge | = | 1.60218d-19 |
Electron charge |
| real(kind=rk), | public, | parameter | :: | bohrRadius | = | 5.291772d-11 | |
| real(kind=rk), | public, | parameter | :: | hPlanck | = | 6.62607004d-34 | |
| real(kind=rk), | public, | parameter | :: | mu0 | = | 4.00D00*pi*1d-17 |
Vacuum permeability |
| real(kind=rk), | public, | parameter | :: | protonMass | = | 1.67262d-27 | |
| real(kind=rk), | public, | parameter | :: | amu | = | 1.6605390666d-27 |
Atomic mass unit |