Statistical Descriptions of Free Boson Fields
- 26 April 1965
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 138 (2B), B485-B487
- https://doi.org/10.1103/physrev.138.b485
Abstract
Several serious mathematical deficiencies in Sudarshan's probability-functional approach to the statistical description of light beams are demonstrated. In particular, it is shown that all the correlation functions of the beam do not necessarily determine its density matrix.Keywords
This publication has 5 references indexed in Scilit:
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- Quantum Theory of Interference Effects Produced by Independent Light BeamsPhysical Review B, 1964
- Statistical properties of light and the Sudarshan representationPhysics Letters, 1963
- Coherent and Incoherent States of the Radiation FieldPhysical Review B, 1963
- Equivalence of Semiclassical and Quantum Mechanical Descriptions of Statistical Light BeamsPhysical Review Letters, 1963