2 papers
gr-qc1995
Quantum Origin of Noise and Fluctuations in Cosmology
B. L. Hu, Juan Pablo Paz, Yuhong Zhang
We address two basic issues in the theory of galaxy formation from fluctuations of quantum fields: 1) the nature and origin of noise and fluctuations and 2) the conditions for usin…
gr-qc1993
Quantum and Thermal Fluctuations, Uncertainty Principle, Decoherence and Classicality*
B. L. Hu, Yuhong Zhang
We scrutize the commonly used criteria for classicality and examine their underlying issues. The two major issues we address here are that of decoherence and fluctuations. We borro…