Articles written in Pramana – Journal of Physics
Volume 15 Issue 1 July 1980 pp 107-115 Quantum Mechanics
In the usual Fock quantisation of fields in Minkowski space-time, one has the result that the expectation value of the quantum Hamiltonian in any coherent state equals the energy of the classical field at which the state is peaked. It is shown that this property can be used to
Volume 69 Issue 1 July 2007 pp 77-92
Basic features of dynamical black holes in full, non-linear general relativity are summarized in a pedagogical fashion. Qualitative properties of the evolution of various horizons follow directly from the celebrated Raychaudhuri equation.
Volume 94, 2020
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