Items where Author is "Divakaran, Uma"

Article

Sharma, Shraddha ; Divakaran, Uma ; Polkovnikov, Anatoli ; Dutta, Amit (2016) Slow quenches in a quantum Ising chain: Dynamical phase transitions and topology Physical Review B, 93 (14). ISSN 2469-9950

Divakaran, Uma ; Sharma, Shraddha ; Dutta, Amit (2016) Tuning the presence of dynamical phase transitions in a generalizedXYspin chain Physical Review E, 93 (5). ISSN 2470-0045

Nag, Tanay ; Divakaran, Uma ; Dutta, Amit (2012) Scaling of the decoherence factor of a qubit coupled to a spin chain driven across quantum critical points Physical Review B, 86 (2). ISSN 1098-0121

Divakaran, Uma ; Dutta, Amit ; Sen, Diptiman (2010) Landau-Zener problem with waiting at the minimum gap and related quench dynamics of a many-body system Physical Review B: Condensed Matter and Materials Physics, 81 (5). pp. 054306_1-054306_6. ISSN 1098-0121

Chowdhury, Debanjan ; Divakaran, Uma ; Dutta, Amit (2010) Adiabatic dynamics in passage across quantum critical lines and gapless phases Physical Review E, 81 (1). ISSN 1539-3755

Divakaran, Uma ; Dutta, Amit ; Sen, Diptiman (2010) Landau-Zener problem with waiting at the minimum gap and related quench dynamics of a many-body system Physical Review B, 81 (5). ISSN 1098-0121

Dutta, Amit ; Singh, R. R. P. ; Divakaran, Uma (2010) Quenching through Dirac and semi-Dirac points in optical lattices: Kibble-Zurek scaling for anisotropic quantum critical systems EPL (Europhysics Letters), 89 (6). p. 67001. ISSN 0295-5075

Divakaran, Uma ; Mukherjee, Victor ; Dutta, Amit ; Sen, Diptiman (2009) Defect production due to quenching through a multicritical point Journal of Statistical Mechanics: Theory and Experiment, 2009 (02). P02007. ISSN 1742-5468

Divakaran, Uma ; Dutta, Amit (2009) Reverse quenching in a one-dimensional Kitaev model Physical Review B, 79 (22). ISSN 1098-0121

Divakaran, Uma ; Dutta, Amit ; Sen, Diptiman (2008) Quenching along a gapless line: a different exponent for defect density Physical Review B: Condensed Matter and Materials Physics, 78 (14). pp. 144301_1-144301_5. ISSN 1098-0121

Divakaran, Uma ; Dutta, Amit (2008) Random fiber bundle with many discontinuities in the threshold distribution Physical Review E, 78 (2). ISSN 1539-3755

Mukherjee, Victor ; Divakaran, Uma ; Dutta, Amit ; Sen, Diptiman (2007) Quenching dynamics of a quantum XY spin-½ chain in a transverse field Physical Review B: Condensed Matter and Materials Physics, 76 (17). pp. 174303_1-174303_8. ISSN 1098-0121

Divakaran, Uma ; Dutta, Amit (2007) Critical behavior of random fibers with mixed Weibull distribution Physical Review E, 75 (1). ISSN 1539-3755

Divakaran, Uma ; Dutta, Amit (2007) Long-range connections, quantum magnets and dilute contact processes Physica A: Statistical Mechanics and its Applications, 384 (1). pp. 39-43. ISSN 0378-4371

Mukherjee, Victor ; Divakaran, Uma ; Dutta, Amit ; Sen, Diptiman (2007) Quenching dynamics of a quantum XY spin-1/2 chain in a transverse field Physical Review B, 76 (17). ISSN 1098-0121