Search Results for author: Chirag Srivastava

Found 2 papers, 0 papers with code

Noisy quantum input loophole in measurement-device-independent entanglement witnesses

no code implementations16 Dec 2020 Kornikar Sen, Chirag Srivastava, Shiladitya Mal, Aditi Sen De, Ujjwal Sen

Measurement-device-independent entanglement witnesses (MDI-EWs) never detect fake entanglement even under wrong measurements and for a particular kind of lossy detectors.

Quantum Physics

Scaling of non-adiabaticity in disordered quench of quantum Rabi model close to phase transition

no code implementations8 Dec 2020 Chirag Srivastava, Ujjwal Sen

We consider a disordered version of a quench in the Rabi model, in which the system residing in the ground state of an initial Hamiltonian of the normal phase is quenched to the final Hamiltonian corresponding to the critical point.

Quantum Physics Mesoscale and Nanoscale Physics Statistical Mechanics

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