The Physics of the Manhattan Project

Preface.- Energy Release in Nuclear Reactions, Neutrons, Fission, and Characteristics of Fission.- Critical Mass and Efficiency.- Producing Fissile Material.- Complicating Factors.- Miscellaneous Calculations.- Appendices.- Appendix A: Selected.- Values and Fission Barriers.- Appendix B: Densities, Cross-Sections and Secondary Neutron Numbers.- Appendix C: Energy and Momentum Conservation in a Two-Body Collision.- Appendix D: Energy and Momentum Conservation in a Two-Body Collision That Produces a Gamma-Ray.- Appendix E: Formal Derivation of the Bohr-Wheeler Spontaneous Fission Limit.- Appendix F: Average Neutron Escape Probability From Within a Sphere.- Appendix G: The Neutron Diffusion Equation.- Appendix H: Questions, Answers.- Appendix I: Further Reading.- Appendix J: Useful Constants and Conversion Factors.