Appendix A

Appendix A

Physical Constants Used as Conversion Factors

Velocity of light 2.99790×1010 cm/sec
Rydberg constant (hydrogen) 1.09677×105 cm-1
Gravitational constant 6.670×10-8 dynes × cm˛ × g-2
Faraday constant 2.89356×1014 e.s.u. × g-equiv-1
Gas constant 8.31436×107 ergs × deg-1 × mol-1

Physical Constants Calculated

  Calculated Observed Units
Molar gas volume 2.2.4145×10ł 22.4157×10ł cmł
Mass of hydrogen atom 1.67339×10-24 1.67339×10-24 g
Mass of unit atomic weight 1.66124×10-24 1.65990×10-24 g
Avogadro’s number 6.01960×1023 6.02544×1023  
Boltzmann constant 1.38121×10-16 1.38026×10-16 ergs/deg
Planck constant * 6.648×10-27 6.62377×10-27 erg sec
Radiation constant 5.65475×10-5 5.6699×10-5 ergs/(cm˛ × deg4 × sec)
Electronic charge ** 4.80690×10-10 4.807×10-10 e.s.u.
Electron mass 9.11126×10-28 9.10721×10-28 g
Ratio H1 to electron mass 1836.62 1837.1
Fine structure constant 137.481 137.043

* Subject to adjustment—See text
** See text


Natural Units

Mechanical Units Value
s Space 0.455884×10-5 cm
t Time 0.152068×10-15 sec
s/t Velocity 2.99790×1010 cm/sec
s/t2 Acceleration 1.97142×1021 cm/sec˛
t/s Energy 5.00100×10-4 ergs
t2/s2 Momentum 1.66817×10-14 g-cm/sec
t3/s3 Mass 0.556446×10-24
t/s2 Force 109.699 dynes
t/s4 Pressure 5.27830×1012 dynes/cm
Electrical Units Value
s Quantity 4.80690×10-10 e.s.u.
s Capacitance 0.513727×10-17 farads
s/t Current 1.05441×10-3 amperes
1/s Power 3.28866×105 watts
t/s Electric charge 4.80690×10-10 e.s.u.
t/s2 Electric potential 3.11896×108 volts
t/s3 Elec. field intensity 6.84156×1013 Volts/CM
t/s3 Electric flux density 23.1290 e.s.u./cm˛
t2/s3 Resistance 2.95801×1011 ohms
t2/s2 Magnetic charge 1.60342×10-20 e.s.u.
t2/s2 Magnetic flux 4.74294 maxwells
t2/s3 magnetic potential 1.04038×106 gilberts
t2/s4 Magnetic induction 2.28212×1011 gauss
t2/s4 Mag. field intensity 2.28212×1011 oersteds
Temperature Units Value
t/s (time-space region) 3.62074×1012 degrees C
t/s (time region) 510.16 degrees C