SimpleSimulationEngine/python/pySimE/constants.py at master · ProkopHapala/SimpleSimulationEngine · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34

#========= math
pi = 3.141592653589793
e  = 2.718281828459045

#========= physics

lightSpeed          = 299792458.0       # m/s
elementaryCharge    = 1.60217657e-19    # coulombs
vacumPermeability   = 4e-7*pi           # Tesla . m/A
StefanBoltzmann     = 5.67037321e-8     # W m^-2 K^-4
universalGas        = 8.3144621         # J /K /mol

#---------- particles

electronMass        = 9.109382910e-31   # kg
atomicMass          = 1.660538921e-27   # kg
protonMass          = 1.672621780e-27   # kg
neutronMass         = 1.674927351e-27   # kg

#---------- units

Celsius0            = 273.15            # K
eV                  = 1.60217656535e-19 # J

#========= chemistry

Avogadro  = 6.02214085774e+23

#============= Space

atmosphericPressure = 101325.0          # Pa
gravitational       = 6.67384e-11       # m^3 kg / s^2
AU                  = 149597871.0e+3    # m