AAWSAP DIRD, Traversable Wormholes, Stargates, and Negative Energy, April 2010

Text

This text came with the file. It may have mistakes. When the text and the image disagree, the image is right.

UNCLASSIFIED/fFOA OFFl&I.t.k Y&li &PtLY
Contents
I. Summary .............................................................................................................v
II. A Brief Review of Transversable Wormholes and the Stargate Solution ............ 1
A. Traversable Wormholes ................................................................................. 1
B. The "Stargate" Solution ................................................................................. 4
c. What a Wormhole Looks Like in the Real World ............................................. 7
III. The General Relativistic Definition of Exotic Matter and the Energy Conditions 9
A. Examples of Exotic or "Negative" Energy Found in Nature ........................... 10
B. Generating Negative Energy in the Lab ........................................................ 11
1. Static Radial Electric & Magnetic Fields .................................................... 11
2. Squeezed Quantum Vacuum ..................................................................... 12
3. Gravitationally Squeezed Electromagnetic ZPF......................................... 16
4. Vacuum Field Stress: Negative Energy from the Casimir Effect ................ 18
5. Dynamical Casimir Effect: Moving Mirrors ................................................ 20
6. Casimir Effect: Negative Energy for Traversable Wormholes .................... 20
IV. Constructing a Traversable Wormhole is not Easy .......................................... 21
A. Negative Energy Requirements and Energy Condition Violations ................. 21
B. Physical Constraints on Negative Energy ..................................................... 22
c. Observing Negative Energy in the Lab .......................................................... 25
V. Conclusion: The Way Forward .......................................................................... 26
VI. References...................................................................................................... 29
Figures
Figure 1. Intra-Universe Wormhole as a Hyperspace Shortcut Through
Conventional Space .................................................................................vi
Figure 2. Inter-Universe Wormhole (top} and Intra-Universe Wormhole (bottom}.3
Figure 4. The Same Diagram as in Figure 3 Except as Viewed by an Observer
Figure 5. A Thin Shell of (Localized} Mass-Energy Possessing Two Principal Radii
Figure 3. Diagram of a Simultaneous View of Two Remote Compact Regions, n1
and n2, of Minkowski Space Used to Create the Wormhole Throat on ...... 5
Sitting in Region n1 Who Looks Through the Wormhole Throat and Sees
Remote Region n2 on the Other Side....................................................... 5
of Curvature, p1 and p2 ............................................................................ 6
UNCLASSIFIEQ{ (FOR AFEICI.IJ.k Y&li 8HLY
iii