6.11 Appendix K: Useful Constants and Rest Masses
251
(continued)
Quantity
Symbol
Value
Unit
Boltzmann constant
k B
1.380649 × 10 −23
J K −1
Kiloton TNT
kt
4.2 × 10 12
J
Fission 1 kg 235 U
7.1 × 10 13
J
Fission 1 kg 235 U
~17
kt
Curie
Ci
3.7 × 10 10
decay s −1
Calorie
cal
4.186
J
Barn
bn
1.0 × 10 −28
m 2
Rest masses
amu = 1.6605390666 × 10
−27 kg
10 −27 kg
amu
MeV
Proton
1.67262192
1.00727646662
938.272088
Neutron
1.67492750
1.00866491595
939.565420
Electron
9.109383702 × 10 −4
5.485799091 × 10 −4
0.510998950
Alpha
6.64465734
4.0015061791
3727.37941
References
Bernstein, J., Pollock, F.: The calculation of the electrostatic energy in the liquid drop model of
nuclear fission–A pedagogical note. Physica 96A, 136–140 (1979)
Bernstein, J.: Plutonium: A History of the World’s Most Dangerous Element. Joseph Henry Press,
Washington (2007)
Bernstein, J.: Nuclear Weapons: What You Need to Know. Cambridge University Press, New York
(2008)
Bohr, N., Wheeler, J.A.: The mechanism of nuclear fission. Phys. Rev. 56, 426–450 (1939)
Cottingham, W.N., Greenwood, D.A.: An Introduction to Nuclear Physics, 2nd edn, p. 84.
Cambridge University Press, Cambridge (2001)
Croft, S.: The distribution of emergent flight path lengths from homogeneous spheres. Nucl. Instrum.
Meth. Phys. A288, 589–592 (1990)
Feynman, R.P., Leighton, R.B., Sands, M.: The Feynman Lectures on Physics. Addison-Wesley,
New York (1964)
Liverhant, S.E.: Elementary Introduction to Nuclear Reactor Physics. Wiley, New York (1960)
Plesset, M.S.: On the classical model of nuclear fission. Am. J. Phys. 9, 1–10 (1941)
Present, R.D., Knipp, J.K.: On the dynamics of complex fission. Phys. Rev. 57, 751 (1940a)
Present, R.D., Knipp, J.K.: On the dynamics of complex fission. Phys. Rev. 57, 1188–1189 (1940b)
251
(continued)
Quantity
Symbol
Value
Unit
Boltzmann constant
k B
1.380649 × 10 −23
J K −1
Kiloton TNT
kt
4.2 × 10 12
J
Fission 1 kg 235 U
7.1 × 10 13
J
Fission 1 kg 235 U
~17
kt
Curie
Ci
3.7 × 10 10
decay s −1
Calorie
cal
4.186
J
Barn
bn
1.0 × 10 −28
m 2
Rest masses
amu = 1.6605390666 × 10
−27 kg
10 −27 kg
amu
MeV
Proton
1.67262192
1.00727646662
938.272088
Neutron
1.67492750
1.00866491595
939.565420
Electron
9.109383702 × 10 −4
5.485799091 × 10 −4
0.510998950
Alpha
6.64465734
4.0015061791
3727.37941
References
Bernstein, J., Pollock, F.: The calculation of the electrostatic energy in the liquid drop model of
nuclear fission–A pedagogical note. Physica 96A, 136–140 (1979)
Bernstein, J.: Plutonium: A History of the World’s Most Dangerous Element. Joseph Henry Press,
Washington (2007)
Bernstein, J.: Nuclear Weapons: What You Need to Know. Cambridge University Press, New York
(2008)
Bohr, N., Wheeler, J.A.: The mechanism of nuclear fission. Phys. Rev. 56, 426–450 (1939)
Cottingham, W.N., Greenwood, D.A.: An Introduction to Nuclear Physics, 2nd edn, p. 84.
Cambridge University Press, Cambridge (2001)
Croft, S.: The distribution of emergent flight path lengths from homogeneous spheres. Nucl. Instrum.
Meth. Phys. A288, 589–592 (1990)
Feynman, R.P., Leighton, R.B., Sands, M.: The Feynman Lectures on Physics. Addison-Wesley,
New York (1964)
Liverhant, S.E.: Elementary Introduction to Nuclear Reactor Physics. Wiley, New York (1960)
Plesset, M.S.: On the classical model of nuclear fission. Am. J. Phys. 9, 1–10 (1941)
Present, R.D., Knipp, J.K.: On the dynamics of complex fission. Phys. Rev. 57, 751 (1940a)
Present, R.D., Knipp, J.K.: On the dynamics of complex fission. Phys. Rev. 57, 1188–1189 (1940b)