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quant-ph2022
Quantum Langevin Equation of a spin in a magnetic field : an analysis
Suraka Bhattacharjee, Koushik Mandal, Supurna Sinha
We derive a quantum Langevin equation for a quantum spin in the presence of a magnetic field and study its dynamics in the Markovian limit using the Ohmic bath model. We extend our…
cond-mat.supr-con2022
Some aspects of Microscopic Mechanism of Superconductivity in conventional and non-conventional systems
Ranjan Chaudhury, Koushik Mandal
A broad review of theoretical research work involving different types of microscopic mechanism in various classes of superconductors, carried out in our research group over a decad…