NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = R.Chattopadhyay Found 21 matches. 2001GH02 Astropart.Phys. 15, 329 (2001) D.Ghosh, A.Deb, J.Ghosh, R.Chattopadhyay, A.K.Jafri, Md.A.Rahman, S.R.Sarkar Void Probability Scaling in Ultra-Relativistic Heavy Ion Interactions NUCLEAR REACTIONS Ag, Br(32S, X), E=200 GeV/nucleon; measured fragments pseudorapidity distributions; deduced rapidity gap probabilities, void probability scaling. Emulsion target.
doi: 10.1016/S0927-6505(00)00156-0
2000GH10 Phys.Rev. C62, 037902 (2000) D.Ghosh, A.Deb, J.Ghosh, R.Chattopadhyay, M.Lahiri, A.K.Jafri, S.Das, Md.A.Rahman Maximum Fluctuations of Charged Particle Densities in Narrow Pseudorapidity Space at Ultrarelativistic Nuclear Collisions NUCLEAR REACTIONS Ag, Br(16O, X), E=60 GeV/nucleon; Ag, Br(32S, X), E=200 GeV/nucleon; analyzed fragments multiparticle correlations; deduced dynamical multipion correlations.
doi: 10.1103/PhysRevC.62.037902
1999GH01 Phys.Rev. C59, 2286 (1999) D.Ghosh, A.K.Jafry, A.Deb, S.Sarkar, R.Chattopadhyay, S.Das Multidimensional Intermittency Analysis in Ultrarelativistic Heavy Ion Interaction NUCLEAR REACTIONS Ag, Br(16O, X), E=60 GeV/nucleon; analyzed data; deduced scaled factorial moments, intermittency parameters.
doi: 10.1103/PhysRevC.59.2286
1999GH03 Nuovo Cim. 112A, 277 (1999) D.Ghosh, A.Deb, J.Ghosh, M.Lahiri, R.Chattopadhyay, A.K.Jafri, S.Das, Md.A.Rahman, K.Purkait, M.Basu Multiparticle Production in Nucleus-Nucleus Interaction at 2.1 GeV/n and 200 GeV/n. Four-Momentum Transfer Analysis NUCLEAR REACTIONS Ag, Br(16O, X), E=2.1, 60 GeV/nucleon; Ag, Br(32S, X), E=200 GeV/nucleon; analyzed fragments four-momentum transfer.
doi: 10.1007/BF03035849
1999GH04 Int.J.Mod.Phys. A14, 2091 (1999) D.Ghosh, A.Deb, R.Chattopadhyay, A.K.Jafry, M.Lahiri, B.Biswas, K.Purkait, S.Das, J.Roychowdhury, S.Das, S.R.Sarkar Multifractality and Intermittency Study of Ultrarelativistic 32S-AgBr and 16O-AgBr Interactions: Further evidence of a nonthermal phase transition NUCLEAR REACTIONS Ag, Br(32S, X), E=200 GeV/nucleon; Ag, Br(16O, X), E=60 GeV/nucleon; analyzed scaled factorial moments; deduced multifractality, possible nonthermal phase transition.
doi: 10.1142/S0217751X99001056
1999GH07 Europhys.Lett. 48, 508 (1999) D.Ghosh, A.Deb, J.Ghosh, R.Chattopadhyay, M.Lahiri, A.K.Jafry, M.A.Rahman, K.Purkait, S.Das, M.Basu Evidence of Non-Statistical Fluctuation in Medium-Energy Protons Emitted in the Fragmentation Process of Ultra-Relativistic Nuclear Interaction NUCLEAR REACTIONS Ag, Br(16O, X), E=60 MeV/nucleon; Ag, Br(32S, X), E=200 MeV/nucleon; analyzed medium-energy protons angular distributions; deduced reaction mechanism features. Emulsion target.
doi: 10.1209/epl/i1999-00513-x
1998CH03 Eur.Phys.J. A 1, 55 (1998) J.M.Chatterjee, S.Basu-Roy, S.S.Ghugre, S.Chattopadhyay, R.P.Singh, G.O.Rodrigues, R.K.Chattopadhyay, R.K.Bhowmik A High Spin Isomer in 153Eu NUCLEAR REACTIONS 150Nd(7Li, 4n), E=36 MeV; measured Eγ, Iγ, γγ(t). 153Eu deduced high-spin levels, J, π, rotational bands, high-spin isomer T1/2.
doi: 10.1007/s100500050031
1998GH01 Europhys.Lett. 41, 371 (1998) D.Ghosh, A.K.Jafry, A.Deb, S.Sarkar, R.Chattopadhyay, S.Das Evidence of Non-Thermal Phase Transition in Ultrarelativistic Heavy-Ion Interactions NUCLEAR REACTIONS Ag, Br(16O, X), E=60 GeV/nucleon; analyzed intermittency data; deduced evidence for phase transition.
doi: 10.1209/epl/i1998-00159-8
1998GH08 Phys.Rev. C58, 3553 (1998) D.Ghosh, A.Deb, R.Chattopadhyay, S.Sarkar, A.K.Jafry, M.Lahiri, S.Das, K.Purkait, B.Biswas, J.Roychowdhury, S.Das Evidence of Multifractal Nature of Target-Evaporated Slow Particles Produced in Ultrarelativistic Heavy Ion Interactions NUCLEAR REACTIONS Ag, Br(32S, X), E=200 GeV/nucleon; Ag, Br(16O, X), E=60 GeV/nucleon; measured fragments track distributions; deduced scaled factorial moments, intermittency features. Emulsion target.
doi: 10.1103/PhysRevC.58.3553
1998GH10 Nuovo Cim. 111A, 1361 (1998) D.Ghosh, A.K.Jafry, A.Deb, R.Chattopadhyay, S.Das, M.Lahiri, B.Biswas, K.Purkait, S.Das, J.Roychowdhury Evidence of Dynamical Many-Particle Correlation in Heavy-Ion Interactions at 60 AGeV/c and 200 AGeV/c NUCLEAR REACTIONS Ag, Br(16O, X), E at 60 GeV/c/nucleon; Ag, Br(32S, X), E at 200 GeV/c/nucleon; analyzed fragments rapidity correlations. Emulsion target.
doi: 10.1007/BF03035999
1997BA58 Phys.Rev. C56, 1756 (1997) S.Basu, S.Chattopadhyay, J.M.Chatterjee, R.K.Chattopadhyay, S.S.Ghugre, G.Rodrigues, R.P.Singh, S.Murulithar, R.K.Bhowmik High Spin Behavior of 153Eu NUCLEAR REACTIONS 150Nd(7Li, 4n), E=36 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. 153Eu deduced high-spin levels, J, π, B(E1)/B(E2), dipole moment, evidence for octupole shape. Cranked shell model calculations.
doi: 10.1103/PhysRevC.56.1756
1997GH01 Fizika(Zagreb) B6, 37 (1997) D.Ghosh, R.Chattopadhyay, A.K.Ghosh, A.D.Jafry, M.Lahiri, S.Das, K.Purkait, B.Biswas, J.Roychowdhury, A.Deb Study of Multiplicity Distribution in Full Phase Space in Ultra Relattivistic Nuclear Collision NUCLEAR REACTIONS Ag, Br(32S, X), E=200 GeV/nucleon; measured secondary charged particle multiplicity distribution; deduced confidence levels for negative binomial, generalized multiplicity, two-mechanism model distributions. G5 nuclear emulsion targets.
1997GH04 Z.Phys. C73, 269 (1997) D.Ghosh, R.Chattopadhyay, S.Sarkar, A.K.Jafry, M.Lahiri, S.Das, K.Purkait, J.Roychowdhury, B.Biswas, A.Deb Fluctuation and Fractality Study of Target Residue in S32-AgBr Interaction at 200 A GeV NUCLEAR REACTIONS Ag, Br(32S, X), E=200 GeV/nucleon; analyzed data; deduced dynamical fluctuation, intermittency features.
doi: 10.1007/s002880050315
1994BA01 Phys.Rev. C49, 650 (1994) S.Basu, J.M.Chatterjee, D.Banik, R.K.Chattopadhyay, R.P.Sharma, S.K.Pardhasaradhi Octupole Deformation in 149,151Sm Nuclei NUCLEAR REACTIONS 148,150Nd(α, 3nγ), E=35, 37 MeV; measured Eγ, Iγ, γγ-coin. 149,151Sm deduced levels, J, π, B(E1)/B(E2) ratios, shape features, average electric dipole moment, band structure. Cranked shell model.
doi: 10.1103/PhysRevC.49.650
1993GO04 Phys.Rev. C47, 1013 (1993) R.Goswami, B.Sethi, P.Banerjee, R.K.Chattopadhyay Spectroscopy of 123I NUCLEAR REACTIONS 121Sb(α, 2n), E=30 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). 123I deduced levels, J, π, γ-multipolarity. Model comparison.
doi: 10.1103/PhysRevC.47.1013
1992CH43 Z.Phys. A344, 149 (1992) J.M.Chatterjee, S.Basu, R.K.Chattopadhyay, K.Kar, D.Banik, R.P.Sharma, S.K.Pardhasaradhi High Spin Isomer in 151Sm NUCLEAR REACTIONS 150Nd(α, 3nγ), E=35 MeV; measured γγ-coin. 151Sm deduced isomer, other levels T1/2.
doi: 10.1007/BF01291698
1988CH39 Phys.Rev. C38, 2435 (1988) R.K.Chattopadhyay, B.Sethi, J.M.Chatterjee, K.Kar, P.Banerjee Unfavored Allowed Beta Decay of the (11/2)- Isomer of 141Nd RADIOACTIVITY 141mNd(β+) [from 142Nd(n, 2n), E=14 MeV]; measured Eγ, Iγ; deduced log ft, β-feeding, isomer T1/2. Natural target. 141Pr deduced levels, transitions, branching ratios. NUCLEAR REACTIONS 139La(α, 2nγ), E=30 MeV; measured Eγ, Iγ. 141Pr deduced levels, branching ratios. Natural target, hyperpure Ge detectors.
doi: 10.1103/PhysRevC.38.2435
1984CH34 Nuovo Cim. 82A, 403 (1984) R.K.Chattopadhyay, J.M.Chatterjee, B.Sethi Weak Transitions in 160Tb Decay RADIOACTIVITY 160Tb(β-); measured Eγ, Iγ, γ(X-ray)-, γγ-coin; deduced Iβ, log ft. 160Dy deduced levels, γ-, β-branching, ICC, band mixing parameter.
doi: 10.1007/BF02813513
1979BH07 Nuovo Cim. 51A, 419 (1979) P.Bhattacharyya, R.K.Chattopadhyay, B.Sethi, A.De, J.M.Chatterjee-das, S.K.Mukherjee Decay of the 83 min Ground State of 75Ge RADIOACTIVITY 75mGe [from 76Ge(n, 2n), E=14.7 MeV]; measured Eγ, Iγ, γγ-coin, Eβ, Iβ. 75As deduced levels, log ft. NUCLEAR REACTIONS 76Ge(n, 2n), E=14.7 MeV; measured isomeric σ ratio.
doi: 10.1007/BF02776601
1976BH04 Nuovo Cim. 31A, 519 (1976) P.Bhattacharyya, R.K.Chattopadhyay, B.Sethi, V.K.Tikku, S.K.Mukherjee Decay of the 46.6 s 75Ge-m RADIOACTIVITY 75mGe; measured Eγ, Iγ, I(ce); deduced ICC, log ft, β-branching. 75Ge, 75As deduced levels, J, π.
doi: 10.1007/BF02734270
1976CH33 Radiochem.Radioanal.Lett. 27, 129 (1976) J.M.Chatterjee-Das, R.K.Chattopadhyay, P.Bhattacharya, B.Sethi, S.K.Mukherjee The Decay Scheme of the 284.3 D 144Ce and Energy Levels and Transitions in 144Pr RADIOACTIVITY 144Ce; measured X-ray spectra, βγ-coin, γγ-coin, Eγ, iy, ICC. 144Pr deduced levels, J, π, λ. 144mPr; measured T1/2.
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