Konstante | Wert | Einheit | Erklärung |
---|---|---|---|
m_alpha |
[kg] | Ruhemasse eines He2+ | |
m_alpha_u |
4.0015065 | [u] | - '' - |
at_unit |
[kg] | 1/12 der Masse des 12C (=1 u) | |
avogadro |
[1/mol] | Avogrado-Zahl | |
boltzmann |
[J/K] | Boltzmann-Konstante | |
boltzmann_ev |
[eV/K] | - '' - | |
efield |
[C/V m] | elektrische Feldkonstante | |
m_e |
[kg] | Ruhemasse: Elektron | |
m_e_u |
[u] | - '' - | |
elem_charge |
[C] | Elementarladung | |
g_norm |
9.80665 | [m/s2] | Fallbeschleunigung, Norm |
g_hd |
9.8101 | [m/s2] | Fallbeschleunigung, Heidelberg |
faraday |
96485.309 | [C/mol] | Faraday-Konstante |
gasconst |
8.3145 | [J/K mol] | allg. Gaskonstante |
gravity |
[m3/kg s2] | Gravitationskonstante | |
c_light |
[m/s2] | Lichtgeschwindigkeit im Vakuum | |
m_neutron |
[kg] | Ruhemasse des Neutrons | |
m_neutron_u |
1.008665 | [u] | - '' - |
v_norm |
22.4 | [l/mol] | molares Vol. eines idealen Gases im Normzustand (1013 mbar, 273 K) |
planck |
[J s] | Planck-Konstante | |
planck_ev |
[eV s] | - '' - | |
m_proton |
[kg] | Ruhemasse: Proton | |
m_proton_u |
1.007276 | [u] | - '' - |
stefan_boltzmann |
[W/m2K4] | Stefan-Boltzmann-Konstante | |
m_earth |
[kg] | Erdmasse | |
r_earth |
[m] | Erdradius | |
m_sun |
[kg] | Sonnenmasse | |
r_sun |
[m] | Sonnenradius | |
m_moon |
[kg] | Mondmasse | |
r_moon |
[m] | Mondradius | |
density_h2o |
0.998 | [kg/l] | Dichte von Wasser (bei 1013 mbar, 293 K) |
density_air |
1.293 | [kg/m3] | Dichte von Luft (bei 1013 mbar, 273 K) |