67 citations · 845 across the 53 of their papers we have counts for
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cond-mat.stat-mech2005★ 29 cited
Noise-induced transition in a quantum system
Pulak Kumar Ghosh, Debashis Barik, Deb Shankar Ray
We examine the noise-induced transition in a fluctuating bistable potential of a driven quantum system in thermal equilibrium. Making use of a Wigner canonical thermal distribution…
cond-mat.stat-mech2005★ 51 cited
Quantum state-dependent diffusion and multiplicative noise: a microscopic approach
Debashis Barik, Deb Shankar Ray
The state-dependent diffusion, which concerns the Brownian motion of a particle in inhomogeneous media has been described phenomenologically in a number of ways. Based on a system-…