Abstract

1. Introduction

2. Casimir Energy in a Simple System

3. Casimir Energy In More Complicated Regions

4. Casimir Energy for Fields with Spin

5. Discussion and Extensions

6. Applications

7. Casimir Energies at Finite Temperature

8. Energy and Entropy of Finite Quantum Systems

Appendix: Mode Sums

Acknowledgments

References

Notes

Reference: J. Ambjørn and S. Wolfram, Annals of Physics 147 (1983) 1-32.