Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review
Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review
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TY - GEN
T1 - Classical and quantum aspects of degenerate metric fields
AU - Tucker, Robin
PY - 1995
Y1 - 1995
N2 - Degenerate space-time metrics are discussed in the framework of gravitation in interaction with scalar fields. Minisuperspace quantisations are effected leading to coherent states that exhibit enhanced fluctuations in the vicinity of classical cosmological loci. An alternative approach for implementing the Hamiltonian constraint is offered in terms of a spinor state space and an analysis of solutions to the scalar field equation on a 2-dimensional topologically non-trivial manifold with a degenerate metric is summarised.
AB - Degenerate space-time metrics are discussed in the framework of gravitation in interaction with scalar fields. Minisuperspace quantisations are effected leading to coherent states that exhibit enhanced fluctuations in the vicinity of classical cosmological loci. An alternative approach for implementing the Hamiltonian constraint is offered in terms of a spinor state space and an analysis of solutions to the scalar field equation on a 2-dimensional topologically non-trivial manifold with a degenerate metric is summarised.
U2 - 10.1017/CBO9780511895722.027
DO - 10.1017/CBO9780511895722.027
M3 - Conference contribution/Paper
SN - 9780521070065
T3 - Publications of the Newton Institute
SP - 251
EP - 263
BT - Geometry of constrained dynamical systems
A2 - Charap, John M.
PB - Cambridge University Press
CY - Cambridge
ER -