Items where Author is "Dattagupta, Sushanta"

Article

Roy, Manas K. ; Banerjee, Paromita ; Sengupta, Tapas K. ; Dattagupta, Sushanta (2010) Glucose induced fractal colony pattern of Bacillus thuringiensis Journal of Theoretical Biology, 265 (3). pp. 389-395. ISSN 0022-5193

Dattagupta, Sushanta (2010) Peierls' elucidation of diamagnetism Resonance - Journal of Science Education, 15 (5). pp. 428-433. ISSN 0971-8044

Bandyopadhyay, Malay ; Dattagupta, Sushanta (2010) Role of quantum heat bath and confinement in the low-temperature thermodynamics of cyclotron motion Physical Review E, 81 (4). pp. 042102_1-042102_4. ISSN 1063-651X

Aharony, Amnon ; Entin-Wohlman, Ora ; Dattagupta, Sushanta (2009) Partial decoherence in a qubit coupled to a control register subject to telegraph noise arXiv e-print . pp. 1-4.

Bandyopadhyay, Malay ; Dattagupta, Sushanta (2009) Dissipative diamagnetism with anomalous coupling and third law arXiv e-print . pp. 1-18.

Kumar, Jishad ; Sreeram, P. A. ; Dattagupta, Sushanta (2009) Low-temperature thermodynamics in the context of dissipative diamagnetism Physical Review E, 79 (2). pp. 021130_1-021130_7. ISSN 1063-651X

Bandyopadhyay, Malay ; Dattagupta, Sushanta (2008) Quantum mechanics of rapidly and periodically driven systems Pramana - Journal of Physics, 70 (3). pp. 381-398. ISSN 0304-4289

Bandyopadhyay, Malay ; Dattagupta, Sushanta (2006) Memory in nanomagnetic systems: superparamagnetism versus spin-glass behavior Physical Review B: Condensed Matter and Materials Physics, 74 (21). pp. 214410_1-214410_7. ISSN 1098-0121

Bandyopadhyay, Malay ; Dattagupta, Sushanta (2006) Landau-drude diamagnetism: fluctuation, dissipation and decoherence Journal of Physics: Condensed Matter, 18 (44). pp. 10029-10041. ISSN 0953-8984

Bandyopadhyay, Malay ; Dattagupta, Sushanta (2006) Dissipative diamagnetism- a case study for equilibrium and nonequilibrium statistical mechanics Journal of Statistical Physics, 123 (6). pp. 1273-1284. ISSN 0022-4715

Bandyopadhyay, Malay ; Dattagupta, Sushanta ; Sanyal, Monamie (2006) Diffusion enhancement in a periodic potential under high-frequency space-dependent forcing Physical Review E, 73 (5). pp. 051108_1-051108_7. ISSN 1063-651X

Dattagupta, Sushanta (2006) The myth about Einstein Resonance - Journal of Science Education, 11 (1). pp. 63-78. ISSN 0971-8044

Das, Rajib Kumar ; Konar, Aniruddha ; Dattagupta, Sushanta (2005) Line shape of beam deflection of magnetic nanoparticles in a Stern-Gerlach setup Physical Review B: Condensed Matter and Materials Physics, 71 (1). pp. 014442_1-014442_6. ISSN 1098-0121

Dattagupta, Sushanta (2004) Synchrotron radiation-based perturbed angular correlation (SRPAC)-an application to glass transition Radiation Physics and Chemistry, 70 (4-5). pp. 511-514. ISSN 0969-806X

Banerjee, Varsha ; Dattagupta, Sushanta (2004) Phase transitions and relaxation characteristics of quantum magnets and quantum glasses Phase Transitions, 77 (5-7). pp. 525-561. ISSN 0141-1594

Dattagupta, Sushanta (2004) Generalized spin-boson analysis of c-axis transport in layered superconductors Chemical Physics, 296 (2-3). pp. 267-272. ISSN 0301-0104

Banerjee, Varsha ; Dattagupta, Sushanta (2003) Dielectric relaxation in a deuteron glass Physical Review B: Condensed Matter and Materials Physics, 68 (5). pp. 054202_1-054202_8. ISSN 1098-0121

Mitra, Manidipa ; Sreeram, P. A. ; Dattagupta, Sushanta (2003) Polaronic heat capacity in the Anderson-Hasegawa model Physical Review B: Condensed Matter and Materials Physics, 67 (13). pp. 132406_1-132406_4. ISSN 1098-0121

Banerjee, Varsha ; Dattagupta, Sushanta (2002) Model quantum magnet. II. Calculation of NMR line shapes Physical Review B: Condensed Matter and Materials Physics, 66 (6). pp. 064418_1-064418_9. ISSN 1098-0121

Dattagupta, Sushanta (2002) Coherence vs. decoherence in (some) problems of condensed matter physics Pramana - Journal of Physics, 59 (2). pp. 203-219. ISSN 0304-4289

Mitra, Manidipa ; Sreeram, P. A. ; Dattagupta, Sushanta (2002) Quantum treatment of the Anderson-Hasegawa model - effects of superexchange and polarons arXiv e-print . pp. 1-18.

Sarkar, Subir K. ; Dattagupta, Sushanta (2002) Escape rates in the presence of high frequency perturbations International Journal of Modern Physics B, 16 (8). pp. 1247-1254. ISSN 0217-9792

Gangopadhyay, Gautam ; Kumar, M. Sanjay ; Dattagupta, Sushanta (2001) On dissipationless decoherence Journal of Physics A: Mathematical and General, 34 (27). pp. 5485-5495. ISSN 0305-4470

Banerjee, Varsha ; Dattagupta, Sushanta (2001) Model quantum magnet: the effect of hyperfine interactions on the phase diagram and dynamic susceptibility Physical Review B: Condensed Matter and Materials Physics, 64 (2). pp. 024427_1-024427. ISSN 1098-0121

Dattagupta, Sushanta ; Jayannavar, Arun M. ; Kumar, Narendra (2001) Landau diamagnetism revisited Current Science, 80 (7). pp. 861-863. ISSN 0011-3891

Banerjee, Varsha ; Dattagupta, Sushanta (1998) Dynamic susceptibility of a model quantum glass Journal of Physics: Condensed Matter, 10 (37). pp. 8351-8364. ISSN 0953-8984

Banerjee, Varsha ; Dattagupta, Sushanta (1997) Dielectric relaxation in a proton glass Phase Transitions, 62 (4). pp. 233-243. ISSN 0141-1594

Singh, Jagmeet ; Dattagupta, Sushanta (1996) Stochastic motion of a charged particle in a magnetic field: I. Classical treatment Pramana - Journal of Physics, 47 (3). pp. 199-210. ISSN 0304-4289

Dattagupta, Sushanta ; Singh, Jagmeet (1996) Stochastic motion of a charged particle in a magnetic field: II Quantum Brownian treatment Pramana - Journal of Physics, 47 (3). pp. 211-224. ISSN 0304-4289

Banerjee, Varsha ; Dattagupta, Sushanta (1996) The effect of disorder on the relaxational properties of a quantum spin glass Physica A: Statistical and Theoretical Physics, 224 (1-2). pp. 226-231. ISSN 0378-4371

Banerjee, Varsha ; Dattagupta, Sushanta ; Sen, Parongama (1995) Hysteresis in a quantum spin model Physical Review E, 52 (2). pp. 1436-1446. ISSN 1063-651X

Banerjee, Varsha ; Dattagupta, Sushanta (1994) Model calculation for the susceptibility of a quantum spin glass Physical Review B, 50 (14). pp. 9942-9947. ISSN 0163-1829

Qureshi, Tabish ; Dattagupta, Sushanta (1994) Analysis of spectroscopic data in kondo systems Physical Review B, 49 (18). pp. 12848-12859. ISSN 0163-1829

Dattagupta, Sushanta ; Puri, Sanjay (1994) Dynamical aspects of fluid phases: an overview Phase Transitions, 50 (1-3). pp. 1-4. ISSN 0141-1594

Puri, Sanjay ; Parekh, Nita ; Dattagupta, Sushanta (1994) Phase ordering dynamics in a gravitational field Journal of Statistical Physics, 75 (5-6). pp. 839-857. ISSN 0022-4715

Qureshi, Tabish ; Dattagupta, Sushanta (1994) A stochastic model for transient magnetic fields as observed by perturbed angular distribution of gamma rays Zeitschrift fur Physik D Atoms, Molecules and Clusters, 31 (1-2). pp. 135-142. ISSN 0178-7683

Dattagupta, Sushanta ; Turski, Lukasz A. (1993) Interplay of orientational order and viscoelasticity in supercooled liquids near the glass transition Physical Review E, 47 (2). pp. 1222-1229. ISSN 1063-651X

Qureshi, Tabish ; Dattagupta, Sushanta (1993) Quantum diffusion of muons in metals Physical Review B, 47 (2). pp. 1092-1095. ISSN 0163-1829

Mehta, Anita ; Needs, R. J. ; Dattagupta, Sushanta (1992) The Langevin dynamics of vibrated powders Journal of Statistical Physics, 68 (5-6). pp. 1131-1141. ISSN 0022-4715

Dattagupta, Sushanta ; Qureshi, Tabish (1991) Theoretical analysis of low-temperature quantum tunneling of hydrogen in Nb(OH)_x Physica B: Condensed Matter, 174 (1-4). pp. 262-267. ISSN 0921-4526

Qureshi, Tabish ; Dattagupta, Sushanta (1990) Relaxation behaviour of a biased two-level system, in metals in the weak damping limit Pramana - Journal of Physics, 35 (6). pp. 579-591. ISSN 0304-4289

Dattagupta, Sushanta (1987) Role of friction in tunnelling motion Hyperfine Interactions, 35 (1-4). pp. 785-798. ISSN 0304-3843