Publications (24)
Effect of discontinuity in threshold distribution on the critical behaviour of a random fiber bundle
Uma Divakaran, Amit Dutta
The scaling of the decoherence factor of a qubit coupled to a spin chain driven across quantum critical points
Tanay Nag, Uma Divakaran, Amit Dutta
Reverse quenching in a one-dimensional Kitaev model
Uma Divakaran, Amit Dutta
Quenching along a gapless line: A different exponent for defect density
Uma Divakaran, Amit Dutta, Diptiman Sen
Tuning the presence of dynamical phase transitions in a generalized $XY$ spin chain
Uma Divakaran, Shraddha Sharma, Amit Dutta
Sudden quenches in quasiperiodic Ising model
Uma Divakaran
The three site interacting spin chain in staggered field: Fidelity vs Loschmidt echo
Uma Divakaran
Quantum phase transitions in transverse field spin models: from statistical physics to quantum information
Amit Dutta, Gabriel Aeppli, Bikas K. Chakrabarti +3
Defect production due to quenching through a multicritical point
Uma Divakaran, Victor Mukherjee, Amit Dutta +1
Fibers on a graph with local load sharing
Uma Divakaran, Amit Dutta
Effect of double local quenches on Loschmidt echo and entanglement entropy of a one-dimensional quantum system
Atanu Rajak, Uma Divakaran
The effect of the three-spin interaction and the next-nearest neighbor interaction on the quenching dynamics of a transverse Ising model
Uma Divakaran, Amit Dutta
Non-equilibrium quantum relaxation across a localization-delocalization transition
Gergö Roósz, Uma Divakaran, Heiko Rieger +1
Critical behaviour of random fibers with mixed Weibull distribution
Uma Divakaran, Amit Dutta
Defect production due to quenching through a multicritical point and along a gapless line
Uma Divakaran, Victor Mukherjee, Amit Dutta +1
Adiabatic dynamics in passage across quantum critical lines and gapless phases
Debanjan Chowdhury, Uma Divakaran, Amit Dutta
Quenching through Dirac and semi-Dirac points in optical Lattices: Kibble-Zurek scaling for anisotropic Quantum-Critical systems
Amit Dutta, R. R. P. Singh, Uma Divakaran
Landau-Zener problem with waiting at the minimum gap and related quench dynamics of a many-body system
Uma Divakaran, Amit Dutta, Diptiman Sen
Fidelity susceptibility and Loschmidt echo for generic paths in a three spin interacting transverse Ising model
Atanu Rajak, Uma Divakaran
Slow quenches in a quantum Ising chain; dynamical phase transitions and topology
Shraddha Sharma, Uma Divakaran, Anatoli Polkovnikov +1
Quenching Dynamics of a quantum XY spin-1/2 chain in presence of a transverse field
Victor Mukherjee, Uma Divakaran, Amit Dutta +1
Non-equilibrium quantum dynamics after local quenches
Uma Divakaran, Ferenc Iglói, Heiko Rieger
A random fiber bundle with many discontinuities in the threshold distribution
Uma Divakaran, Amit Dutta
Critical behaviour of mixed random fibers, fibers on a chain and random graph
Uma Divakaran, Amit Dutta