Items where Author is "Dattagupta, S."

Singh, Udai P. ; Tiwari, Veena ; Kedia, Saurabh ; Garg, Sushil Kumar ; Rampal, Ritika ; Mouli, V. Pratap ; Purwar, Anuja ; Mitra, D. K. ; Das, Prasenjit ; Dattagupta, S. ; Makharia, Govind ; Acharya, S. K. ; Ahuja, Vineet (2018) CD4+ CD25+ FOXP3+ T cell frequency in the peripheral blood is a biomarker that distinguishes intestinal tuberculosis from Crohn’s disease PLOS ONE, 13 (2). e0193433. ISSN 1932-6203

Dattagupta, S. ; Kumar, Jishad ; Sinha, S. ; Sreeram, P. A. (2010) Dissipative quantum systems and the heat capacity Physical Review E, 81 (3). 031136_1-031136_12. ISSN 1063-651X

Pandey, Abhishek ; Mazumdar, Chandan ; Ranganathan, R. ; De Raychaudhury, Molly ; Saha-Dasgupta, T. ; Tripathi, Saurabh ; Pandey, Dhananjai ; Dattagupta, S. (2008) Negative temperature coefficient of resistance in a crystalline compound EPL (Europhysics Letters), 84 (4). p. 47007. ISSN 0295-5075

Kumar, Rajeev ; Nayyar, Rishi ; Kumar, Virendra ; Gupta, Narmada P. ; Hemal, Ashok K. ; Jagannathan, N. R. ; Dattagupta, S. ; Thulkar, S. (2008) Potential of magnetic resonance spectroscopic imaging in predicting absence of prostate cancer in men with serum prostate-specific antigen between 4 and 10 ng/mL: a follow-up study Urology, 72 (4). pp. 859-863. ISSN 0090-4295

Pandey, Abhishek ; Mazumdar, Chandan ; Ranganathan, R. ; Tripathi, S. ; Pandey, D. ; Dattagupta, S. (2008) Transverse vibrations driven negative thermal expansion in a metallic compound GdPd₃B_0.25C_0.75 Applied Physics Letters, 92 (26). pp. 261913-261915. ISSN 0003-6951

Vogl, G. ; Sladecek, M. ; Dattagupta, S. (2007) Probing single jumps of surface atoms Physical Review Letters, 99 (15). 155902_1-155902_4. ISSN 0031-9007

Gupta, D. K. ; Sharma, S. ; Venugopal, P. ; Kumar, L. ; Mohanty, S. ; Dattagupta, S. (2007) Stem cells as a therapeutic modality in Pediatric malformations Transplantation Proceedings, 39 (3). pp. 700-702. ISSN 0041-1345

Sharma, Shilpa ; Gupta, D. K. ; Venugopal, P. ; Kumar, Lalit ; Dattagupta, S. ; Arora, M. K. (2006) Therapeutic use of stem cells in congenital anomalies: a pilot study Journal of Indian Association of Pediatric Surgeons, 11 (4). pp. 211-217. ISSN 0971-9261

Garcia-Palacios, J. L. ; Dattagupta, S. (2005) Spin dynamics in a dissipative environment: from quantal to classical Physical Review Letters, 95 (19). 190401_1-190401_4. ISSN 0031-9007

Chakraverty, S. ; Bandyopadhyay, M. ; Chatterjee, S. ; Dattagupta, S. ; Frydman, A. ; Sengupta, S. ; Sreeram, P. A. (2005) Memory in a magnetic nanoparticle system: polydispersity and interaction effects Physical Review B: Condensed Matter and Materials Physics, 71 (5). 054401_1-054401_8. ISSN 1098-0121

Kumar, M. Sanjay ; Dattagupta, S. ; Kumar, N. (2002) Zeno blocking of interplanar tunneling by intraplane inelastic scattering in layered superconductors: a generalized spin-boson analysis Physical Review B: Condensed Matter and Materials Physics, 65 (13). 134501_1-134501_8. ISSN 1098-0121

Dattagupta, S. ; Sood, A. K. (2002) Effect of charge ordering/ disordering on Raman line shape in manganites Physical Review B: Condensed Matter and Materials Physics, 65 (6). 064405_1-064405_13. ISSN 1098-0121

Ghosh, R. ; Dattagupta, S. ; Singh, J. (2001) Magneto-optic drift of ions Physical Review A, 64 (6). 063403_1-063403_9. ISSN 1050-2947

Singh, J. ; Ghosh, R. ; Dattagupta, S. (2000) Optical hall effect Physical Review A, 61 (2). 025402_1-025402_4. ISSN 1050-2947

Ahuliwalia, G. ; Sharma, S. K. ; Dattagupta, S. ; Pande, J. N. (1999) Role of transbronchial lung biopsy in diffuse pulmonary disease: a review of 25 cases during one year Indian Journal of Chest Diseases & Allied Sciences, 41 (4). pp. 213-217. ISSN 0377-9343

Dattagupta, S. ; Ghosh, R. ; Singh, J. (1999) Magneto-optic piston effect Physical Review Letters, 83 (4). pp. 710-713. ISSN 0031-9007

Dattagupta, S. ; Mahanti , S. D. (1998) Theory of relaxation of magnetic clusters in a Stern-Gerlach setup Physical Review B: Condensed Matter and Materials Physics, 57 (17). pp. 10244-10247. ISSN 1098-0121

Dattagupta, S. ; Schober, H. R. (1998) Phonon-assisted asymmetric tunneling in a double-well potential: consequences for neutron scattering and diffusion Physical Review B: Condensed Matter and Materials Physics, 57 (13). pp. 7606-7614. ISSN 1098-0121

Dattagupta, S. ; Ghoshal, S. K. (1993) Spring-defect model of structural phase transition in YBa₂Cu₃O_7-δ Solid State Communications, 88 (7). pp. 547-551. ISSN 0038-1098

Dattagupta, S. ; Tadic, B. ; Pirc, R. ; Blinc, R. (1993) Relaxation dynamics of quantum spin glasses: role of heat-bath coupling Physical Review B, 47 (14). pp. 8801-8808. ISSN 0163-1829

Dattagupta, S. (1993) Kinetics of ordering Physica A: Statistical Mechanics and its Applications, 194 (1-4). pp. 137-153. ISSN 0378-4371

Puri, Sanjay ; Binder, Kurt ; Dattagupta, S. (1992) Dynamical scaling in anisotropic phase-separating systems in a gravitational field Physical Review B, 46 (1). pp. 98-105. ISSN 0163-1829

Padlewski, S. ; Dattagupta, S. (1992) The kinetic rate law for a Phi⁴ model in the order/disorder limit Journal of Physics: Condensed Matter, 4 (18). pp. 4373-4386. ISSN 0953-8984

Dattagupta, S. ; Tadic, B. ; Pirc, R. ; Blinc, R. (1991) Tunneling in proton glasses: stochastic theory of NMR line shape Physical Review B, 44 (9). pp. 4387-4396. ISSN 0163-1829

Dattagupta, S. (1991) Orientational ordering as a possible mechanism for viscosity-enhancement of supercooled liquids Journal of Non-Crystalline Solids, 131-133 . pp. 200-203. ISSN 0022-3093

Qureshi, T. ; Dattagupta, S. (1991) Dynamics of an impurity spin coupled to a spin-boson dissipative system Journal of Physics: Condensed Matter, 3 (9). pp. 1079-1087. ISSN 0953-8984

Shahi, U. P. ; Sudarsan, ; Dattagupta, S. ; Singhal, S. ; Kumar, L. ; Bahadur, S. ; Rath, G. K. (1989) Carcinoma oesophagus in a 14 year old child: report of a case and review of literature Tropical Gastroenterology, 10 (4). pp. 225-228. ISSN 0250-636X

Dattagupta, S. ; Grabert, H. ; Jung, R. (1989) The structure factor for neutron scattering from a two-state system in metals Journal of Physics: Condensed Matter, 1 (8). pp. 1405-1422. ISSN 0953-8984

Dattagupta, S. ; Schroeder, K. (1987) Mossbauer spectrum for diffusing atoms including fluctuating hyperfine interactions Physical Review B, 35 (4). pp. 1525-1546. ISSN 0163-1829

Dattagupta, S. ; Turski, L. A. (1985) Boltzmann-Lorentz model of collisional broadening of spectra Physical Review A, 32 (3). pp. 1439-1446. ISSN 1050-2947

Dattagupta, S. ; Turski, L. A. (1985) Orientational order in liquids: a possible scenario of freezing Physical Review Letters, 54 (21). pp. 2359-2362. ISSN 0031-9007

Dattagupta, S. ; Reiter, G. F. (1985) Neutron scattering from a quantum oscillator subject to noise Physical Review A, 31 (2). pp. 1034-1038. ISSN 1050-2947

Murthy, K. P. N. ; Dattagupta, S. (1985) Monte carlo calculations of switching-time statistics in a two-mode laser Physical Review A, 32 (6). pp. 3481-3486. ISSN 1050-2947

Agarwal, G. S. ; Dattagupta, S. ; Murthy, K. P. N. (1984) Relaxation behaviour of single-domain magnetic particles Journal of Physics C: Solid State Physics, 17 (36). pp. 6869-6876. ISSN 0022-3719

Dattagupta, S. (1984) Brownian motion of a quantum system Physical Review A, 30 (3). pp. 1525-1527. ISSN 1050-2947

Dattagupta, S. ; Ranganathan, R. (1984) Linear response analysis to gorsky relaxation of light interstitials in the presence of ordering Journal of Physics F: Metal Physics, 14 (6). pp. 1417-1429. ISSN 0305-4608

Umarji, A. M. ; Shenoy, G. K. ; Noakes, D. R. ; Dattagupta, S. (1984) Crystal fields and second-order magnetic hyperfine interactions in TmFe₂Si₂ Journal of Applied Physics, 55 (6). pp. 2297-2299. ISSN 0021-8979

Kumar, D. ; Dattagupta, S. (1983) Non-equilibrium susceptibility of superparamagnetic particles Journal of Physics C: Solid State Physics, 16 (19). pp. 3779-3794. ISSN 0022-3719

Dattagupta, S. ; Shenoy, S. R. (1983) Decay of metastable states-Kramers, first passage time and variational approaches Lecture Notes in Physics, 184 . pp. 61-76. ISSN 0075-8450

Agarwal, G. S. ; Dattagupta, S. (1982) Higher-order phase transitions in systems far from equilibrium: multicritical points in two-mode lasers Physical Review A, 26 (2). pp. 880-887. ISSN 1050-2947

Dattagupta, S. ; Balakrishnan, R. ; Ranganathan, R. (1982) Strain ordering in BCC metals and the associated anelasticity Journal of Physics F: Metal Physics, 12 (7). pp. 1345-1362. ISSN 0305-4608

Dattagupta, S. (1982) Strain ordering in BCC metals and the associated anelasticity. II. Effect of random interstitial arrangement Journal of Physics F: Metal Physics, 12 (7). pp. 1363-1368. ISSN 0305-4608

Sood, A. K. ; Arora, A. K. ; Dattagupta, S. ; Venkataraman, G. (1981) Raman study of orientational dynamics of sulphate ions in potash alum Dattagupta Journal of Physics C: Solid State Physics, 14 (33). pp. 5215-5224. ISSN 0022-3719

Sood, A. K. ; Dattagupta, S. (1981) Model for vibrational relaxation: pure-dephasing and depopulation Pramana - Journal of Physics, 17 (4). pp. 315-326. ISSN 0304-4289

Balakrishnan, V. ; Dattagupta, S. (1981) Gorsky relaxation in the presence of traps Zeitschrift fur Physik B Condensed Matter, 42 (1). pp. 13-21. ISSN 0722-3277

Dattagupta, S. ; Sood, A. K. (1981) Generalized M-diffusion model of molecular rotations Zeitschrift für Physik B: Condensed Matter, 44 (1-2). pp. 85-89. ISSN 0722-3277

Dattagupta, S. (1981) Study of time-dependent hyperfine interactions by PAC, Mossbauer effect, μSR and NMR: a review of stochastic models Hyperfine Interactions, 11 (1). pp. 77-126. ISSN 0304-3843

Dattagupta, S. ; Sood, A. K. (1979) Model for infrared and Raman studies of molecular rotations in liquids and gases Pramana - Journal of Physics, 13 (4). pp. 423-445. ISSN 0304-4289

Dattagupta, S. ; Venkataraman, G. (1979) Analysis of ultrasonic anomaly in V₃Si Pramana - Journal of Physics, 13 (3). pp. 205-218. ISSN 0304-4289

Dattagupta, S. ; Shenoy, G. K. ; Dunlap, B. D. ; Asch, L. (1977) Breakdown of the "white-noise approximation" in the mossbauer relaxation spectra: The case of Cs₂NaYbCl₆ Physical Review B, 16 (9). pp. 3893-3902. ISSN 0163-1829

Dattagupta, S. (1977) Stochastic model for classical bath variables and its influence on line-shape expressions Physical Review B, 16 (1). pp. 158-163. ISSN 0163-1829

Furman, D. ; Dattagupta, S. ; Griffiths, Robert B. (1977) Global phase diagram for a three-component model Physical Review B, 15 (1). pp. 441-464. ISSN 0163-1829

Shenoy, G. K. ; Dunlap, B. D. ; Dattagupta, S. ; Asch, L. (1976) Calculation of mossbauer paramagnetic relaxation spectra without the "white-noise wpproximation" Physical Review Letters, 37 (9). pp. 539-542. ISSN 0031-9007

Dattagupta, S. ; Blume, M. (1976) Stochastic theory of spin relaxation in liquids Physical Review A, 14 (1). pp. 480-494. ISSN 1050-2947

Dattagupta, S. (1976) Effect of molecular motions in liquids on mossbauer relaxation spectra Physical Review B, 14 (3). pp. 1329-1332. ISSN 0163-1829

Dattagupta, S. (1975) Effects of off-diagonal hyperfine interaction on mossbauer relaxation spectra Physical Review B, 12 (9). pp. 3584-3595. ISSN 0163-1829

Dattagupta, S. (1975) Effect of nuclear motion on mossbauer relaxation spectra Physical Review B, 12 (1). pp. 47-57. ISSN 0163-1829

Dattagupta, S. ; Blume, M. (1974) Stochastic theory of line shape. I. Nonsecular effects in the strong-collision model Physical Review B, 10 (11). pp. 4540-4550. ISSN 0163-1829

Dattagupta, S. ; Blume, M. (1974) Stochastic theory of line shape. II. Nonsecular effects in the EPR spectrum of CO₂^- in calcite Physical Review B, 10 (11). pp. 4551-4559. ISSN 0163-1829