Related references
Note: Only part of the references are listed.Entanglement between the Future and the Past in the Quantum Vacuum
S. Jay Olson et al.
PHYSICAL REVIEW LETTERS (2011)
Generation of entanglement outside of the light cone
J. D. Franson
JOURNAL OF MODERN OPTICS (2008)
The Unruh effect and its applications
Luis C. B. Crispino et al.
REVIEWS OF MODERN PHYSICS (2008)
Then again, how often does the Unruh-DeWitt detector click if we switch it carefully?
Alejandro Satz
CLASSICAL AND QUANTUM GRAVITY (2007)
Strong coupling of a single photon to a superconducting qubit using circuit quantum electrodynamics
A Wallraff et al.
NATURE (2004)