NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = P.Roy Found 94 matches. 2024KA08 Eur.Phys.J. A 60, (2024) P.Kalikotay, S.Ghosh, N.Chaudhuri, P.Roy, S.Sarkar Electrical conductivity and shear viscosity of a pion gas in a thermo-magnetic medium
doi: 10.1140/epja/s10050-024-01291-w
2024RO02 Appl.Radiat.Isot. 204, 111140 (2024) A.S.Roy, K.Banerjee, P.Roy, R.Shil, R.Ravishankar, R.Datta, A.Sen, S.Manna, T.K.Ghosh, G.Mukherjee, T.K.Rana, S.Kundu, S.S.Nayak, R.Pandey, D.Paul, K.Atreya, S.Basu, S.Mukhopadhyay, D.Pandit, M.S.Kulkarni, C.Bhattacharya Measurement of energy and directional distribution of neutron ambient dose equivalent for the 7Li(p, n)7Be reaction NUCLEAR REACTIONS 7Li(p, n), E=7.9, 12 MeV; measured reaction products, En, In, TOF; deduced neutron fluence distributions, neutron ambient dose equivalents using the measured fluence distribution using ICRP (International Commission on Radiological Protection) recommended fluence to dose equivalent conversion coefficients.
doi: 10.1016/j.apradiso.2023.111140
2023AT02 Phys.Rev. C 108, 034615 (2023) K.Atreya, A.Sen, T.K.Ghosh, A.K.Nasirov, D.Paul, M.M.Shaikh, K.Banerjee, C.Bhattacharya, S.Kundu, S.Manna, G.Mukherjee, S.Nandi, R.Pandey, T.K.Rana, P.Roy, S.Mukhopadhyay, R.K.Santra Exploring quasifission dynamics in reactions leading to the formation of 225Pa
doi: 10.1103/PhysRevC.108.034615
2023BA36 Eur.Phys.J. A 59, 229 (2023) S.Basu, G.Mukherjee, S.Nandi, S.S.Nayak, S.Bhattacharyya, S.Bhattacharya, S.Dar, S.Das, S.Basak, D.Kumar, D.Paul, K.Banerjee, P.Roy, S.Manna, S.Kundu, T.K.Rana, R.Pandey, S.Chatterjee, R.Raut, S.S.Ghugre, S.Samanta, R.Banik, A.Karmakar, S.Chattopadhyay, S.Das Gupta, P.Pallav, S.Rajbanshi, S.Ali, H.Pai Revealing new structures in odd-odd 54Mn nucleus NUCLEAR REACTIONS 55Mn(α, nα)54Mn, E=34 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and relative intensities, J, π, partial level scheme, σ, the directional correlation from oriented states ratio, the polarization asymmetry. Comparison with shell model calculations. The K-130 cyclotron at VECC, Kolkata.
doi: 10.1140/epja/s10050-023-01147-9
2023MO27 Eur.Phys.J. A 59, 287 (2023) R.Mondal, N.Chaudhuri, S.Ghosh, S.Sarkar, P.Roy Ellipticity of dilepton production from a hot and magnetized hadronic medium
doi: 10.1140/epja/s10050-023-01201-6
2022CH30 Eur.Phys.J. A 58, 82 (2022) N.Chaudhuri, A.Mukherjee, S.Ghosh, S.Sarkar, P.Roy Insignificance of the anomalous magnetic moment of the quarks in presence of chiral imbalance
doi: 10.1140/epja/s10050-022-00731-9
2022CL01 Phys.Rev. C 105, 055201 (2022) E.Cline, W.Lin, P.Roy, P.E.Reimer, K.E.Mesick, A.Akmal, A.Alie, H.Atac, A.Atencio, C.Ayerbe Gayoso, N.Benmouna, F.Benmokhtar, J.C.Bernauer, W.J.Briscoe, J.Campbell, D.Cohen, E.O.Cohen, C.Collicott, K.Deiters, S.Dogra, E.Downie, I.P.Fernando, A.Flannery, T.Gautam, D.Ghosal, R.Gilman, A.Golossanov, B.F.Halter, J.Hirschman, Y.Ilieva, M.Kim, M.Kohl, B.Krusche, I.Lavrukhin, L.Li, B.Liang-Gilman, A.Liyanage, W.Lorenzon, P.Mohanmurthy, R.Mokal, P.Moran, S.J.Nazeer, P.Or, T.Patel, E.Piasetzky, T.Rauber, R.S.Raymond, D.Reggiani, H.Reid, G.Ron, E.Rooney, T.Rostomyan, M.Schwarz, A.Sneath, P.G.Solazzo, N.Sparveris, N.Steinberg, S.Strauch, V.Sulkosky, N.Wuerfel Characterization of muon and electron beams in the Paul Scherrer Institute PiM1 channel for the MUSE experiment
doi: 10.1103/PhysRevC.105.055201
2022MA08 Phys.Rev. C 105, L021603 (2022) S.Manna, C.Bhattacharya, T.K.Rana, S.Kundu, R.Pandey, A.Sen, T.K.Ghosh, P.Roy, G.Mukherjee, S.Mukhopadhyay, K.Banerjee, J.K.Meena, P.Karmakar, D.Paul, S.Dalal, J.K.Sahoo, R.M.Saha, A.K.Saha, S.Bhattacharya Signature of fusion suppression in complex fragment emission NUCLEAR REACTIONS 9Be(20Ne, 6Li), (20Ne, 7Li), (20Ne, 7Be), (20Ne, 9Be) E=157.2-193 MeV; 12C(16O, 6Li), (16O, 7Li), (16O, 7Be), (16O, 9Be), E=135.9-161.1 MeV; measured reaction products; deduced σ(θ), σ(E). Comparison to CASCADE calculations. ChAKRA array of DSSD detectors at Variable Energy Cyclotron Centre, Kolkata.
doi: 10.1103/PhysRevC.105.L021603
2022MO21 Phys.Rev. C 105, 054602 (2022) D.Mondal, S.Mukhopadhyay, D.Pandit, S.Pal, P.Roy, B.Dey, S.Bhattacharya, A.De, S.Bhattacharya, K.Banerjee, S.Kundu, S.Manna, T.K.Rana, R.Pandey, S.R.Banerjee, C.Bhattacharya Production of high-energy γ rays in proton- and α-induced reactions NUCLEAR REACTIONS 115In(p, γ), E=12; 112Sn(α, γ), E=28 MEV;;measured Eγ, Iγ; deduced high-energy γ-ray spectrum, giant dipole resonance structure . Comparison to statistical model calculations (TALYS-1.95). Large Area Modular BaF2 Detector Array (LAMBDA) at Variable Energy Cyclotron Centre (VECC), Kolkatta, India
doi: 10.1103/PhysRevC.105.054602
2022SH23 Phys.Lett. B 831, 137145 (2022) R.Shil, K.Banerjee, P.Roy, J.Sadhukhan, T.K.Rana, G.Mukherjee, S.Kundu, T.K.Ghosh, S.Manna, A.Sen, R.Pandey, A.Chakraborty, D.Pandit, S.Mukhopadhyay, D.Mondal, D.Paul, C.Bhattacharya, S.Bhattacharya Isospin dependence of nuclear level density at A ≈ 120 mass region NUCLEAR REACTIONS 112,116,124Sn(α, n)115Te/119Te/127Te, E=26-44 MeV; measured reaction products, En, In; deduced neutron σ(θ, E), evaporation channels, σ(θ), nuclear level density. Comparison with the statistical model calculation including the isospin dependent and independent prescriptions of level density parameter.
doi: 10.1016/j.physletb.2022.137145
2021MA77 Eur.Phys.J. A 57, 286 (2021) S.Manna, T.K.Rana, C.Bhattacharya, S.Kundu, R.Pandey, K.Banerjee, P.Roy, A.Sen, T.K.Ghosh, G.Mukherjee, D.Mondal, M.M.Shaikh, J.K.Meena, P.Karmakar, D.Paul, K.Atreya, S.Basu, V.Srivastava, A.Chaudhuri, T.Roy, A.Asgar, A.Dey, A.Dhal, M.Sinha, J.K.Sahoo, A.K.Saha, R.M.Saha, S.Bhattacharya Search for the Hoyle analogue state in 16O NUCLEAR REACTIONS 16O, 12C(α, X), E=45 MeV; measured reaction products, Eα, Iα. 16O, 12C, 8Be; deduced σ, specific decay channels, lack of evidence for the Hoyle analogue state.
doi: 10.1140/epja/s10050-021-00592-8
2021MO18 Int.J.Mod.Phys. E30, 2150039 (2021) A.K.Mondal, C.Basu, S.Adhikari, C.Bhattacharya, T.K.Rana, S.Kundu, S.Manna, R.Pandey, P.Roy, A.Sen, J.K.Meena, A.K.Saha, J.K.Sahoo, D.Basak, T.Bar, H.Pai, A.Bisoi, A.K.Mitra, P.Biswas 12C(20Ne, 16O)16O α-transfer reaction and astrophysical S-factors at 300 keV NUCLEAR REACTIONS 12C(20Ne, 16O), E=150 MeV; measured reaction products; deduced energy spectra, σ(θ, E), σ(θ), S-factors. Asymptotic Normalization Constant (ANC). FRESCO calculations.
doi: 10.1142/S0218301321500397
2021MU08 Phys.Rev. C 104, L031304 (2021) S.Mukhopadhyay, P.Roy, D.Mondal, D.Pandit, S.Pal, B.Dey, S.Bhattacharya, A.De, T.K.Rana, S.Kundu, J.Sadhukhan, C.Bhattacharya, S.R.Banerjee No signature of the saturation of giant dipole resonance width in medium-mass nuclei NUCLEAR REACTIONS 58Ni(16O, X)74Kr*, E=116, 140, 160 MeV; measured high-energy Eγ, Iγ, γγ-coin, E(n), I(n) using LAMBDA photon spectrometer with 49 large BaF2 detectors, a 50-element low energy γ-multiplicity filter array, and two liquid-scintillator-based neutron detectors at the K130 Cyclotron facility of VECC-Kolkata. 74Kr; deduced time-of-flight (TOF) spectra, angular momentum gated neutron spectra, energies and widths of giant-dipole resonances at the three incident energies. Comparison with statistical model CASCADE calculations, and other theoretical models. Systematics of GDR width with temperature for 74Kr, 76Kr, 88Mo, 86Mo, 92Mo and 100Mo.
doi: 10.1103/PhysRevC.104.L031304
2021PA18 Phys.Lett. B 816, 136173 (2021) D.Pandit, B.Dey, S.Bhattacharya, T.K.Rana, D.Mondal, S.Mukhopadhyay, S.Pal, A.De, P.Roy, K.Banerjee, S.Kundu, A.K.Sikdar, C.Bhattacharya, S.R.Banerjee Puzzle of collective enhancement in the nuclear level density NUCLEAR REACTIONS 165Ho, 181Ta, 197Au(α, X), E=28 MeV; measured reaction products, Eγ, Iγ. 169Tm, 185Re, 201Tl; deduced giant dipole resonance, neutron and proton yields, enhancement factors, collective rotational enhancement in the nuclear level densities.
doi: 10.1016/j.physletb.2021.136173
2021RA05 Phys.Rev. C 103, 034614 (2021) T.K.Rana, S.Kundu, C.Bhattacharya, S.Manna, P.Roy, R.Pandey, A.Sen, T.K.Ghosh, G.Mukherjee, K.Banerjee, S.Mukhopadhyaya, D.Paul, M.M.Shaikh, S.Nandi, V.Srivastava, J.K.Sahoo, J.K.Meena, A.K.Saha, R.M.Saha, S.Dalal, S.Bhattacharya Complex fragment emission in dissipative binary decay of 74, 76Kr NUCLEAR REACTIONS 56Fe(20Ne, X)6Li/7Li/7Be/9Be/10B/11B/11C/12C/13C/14C, E=147.5, 166.5 MeV; 58Ni(16O, X)6Li/7Li/7Be/9Be/10B/11B/11C/12C/13C/14C, E=143.8, 161.6 MeV; measured emitted reaction products, two-dimensional particle identification spectra using two silicon strip detector ΔE-E telescopes of the ChAKRA array at the Variable Energy Cyclotron Centre in Kolkata; deduced double-differential σ(E, θ) for fragments, Q-value distributions of different isotopes, total cross sections and ratio of isotopic cross sections, variation of angular-momentum dissipation factor with different isotopes of the fragments, lifetimes of the dinuclear composites compared with compound-nuclear lifetimes; discussed fragment emission mechanism from hot dinuclear composites.
doi: 10.1103/PhysRevC.103.034614
2021RO07 Phys.Rev. C 103, 024602 (2021) P.Roy, S.Mukhopadhyay, M.Aggarwal, D.Pandit, T.K.Rana, S.Kundu, T.K.Ghosh, K.Banerjee, G.Mukherjee, S.Manna, A.Sen, R.Pandey, D.Mondal, S.Pal, D.Paul, K.Atreya, C.Bhattacharya Excitation energy and angular momentum dependence of the nuclear level density parameter around A ≈ 110 NUCLEAR REACTIONS 93Nb(16O, X), E=116, 142, 160 MeV; 93Nb(20Ne, X), E=145, 180 MeV; measured E(n), I(n), Eγ, Iγ, nγ-coin, n(θ), time-of-flight using eight liquid-scintillator-based neutron detectors, and 50-element BaF2 detector array for γ detection at the K130 cyclotron facility of VECC, Kolkata; deduced differential σ(E, θ), multiplicity of low-energy γ rays, excitation energy and temperature dependence of the inverse nuclear level density parameter, average angular momenta in the residual nuclei and inverse nuclear level density parameters. 104Ag, 107,108In, 111,112Sb; deduced nuclear density parameters, and compared with microscopic statistical-model calculations.
doi: 10.1103/PhysRevC.103.024602
2021RO09 Eur.Phys.J. A 57, 48 (2021) P.Roy, K.Banerjee, T.K.Rana, S.Kundu, D.Pandit, N.Quang Hung, T.K.Ghosh, S.Mukhopadhyay, D.Mondal, G.Mukherjee, S.Manna, A.Sen, S.Pal, R.Pandey, D.Paul, K.Atreya, C.Bhattacharya Nuclear level density and thermal properties of 115Sn from neutron evaporation NUCLEAR REACTIONS 115In(p, n), E=9, 12 MeV; measured reaction products, Eγ, Iγ, En, In; deduced σ(θ), neutron energy spectra, nuclear level density. Comparison with with the microscopic Hartree-Fock BCS (HFBCS), Hartree-Fock-Bogoliubov plus combinatorial (HFB+C), TALYS nuclear model code.
doi: 10.1140/epja/s10050-021-00373-3
2020CH31 Eur.Phys.J. A 56, 213 (2020) N.Chaudhuri, S.Ghosh, S.Sarkar, P.Roy Effects of quark anomalous magnetic moment on the thermodynamical properties and mesonic excitations of magnetized hot and dense matter in PNJL model
doi: 10.1140/epja/s10050-020-00222-9
2020MO34 Phys.Rev. C 102, 051302(R) (2020) D.Mondal, D.Pandit, S.Mukhopadhyay, S.Pal, P.Roy, V.Suman, B.Dey, S.Bhattacharya, A.De, C.Bhattacharya, S.R.Banerjee Probing the Jacobi shape transition in hot and rotating 43Sc NUCLEAR REACTIONS 27Al(16O, X)43Sc*, E=120, 142 MeV; measured Eγ, Iγ, E(n), I(n) from the decay of the giant dipole resonance (GDR) using LAMBDA array of 49 BaF2 scintillators, and a multiplicity filter of 50 small BaF2 scintillators for γ rays, and a liquid scintillator (BC501A)-based detector and time-of-flight method for neutrons at the K-130 cyclotron of VECC-Kolkata; deduced energy, width and inverse level-density parameters for the GDR, angular momentum for the Jacobi shape transition, deformation parameter. Comparison with theoretical calculations in the frameworks of rotating liquid drop model, and the adiabatic thermal shape fluctuation model.
doi: 10.1103/PhysRevC.102.051302
2020RO22 Phys.Rev. C 102, 061601 (2020) P.Roy, K.Banerjee, T.K.Rana, S.Kundu, S.Manna, A.Sen, D.Mondal, J.Sadhukhan, M.T.Senthil Kannan, T.K.Ghosh, S.Mukhopadhyay, D.Pandit, G.Mukherjee, S.Pal, D.Paul, K.Atreya, C.Bhattacharya Evidence for the reduction of nuclear level density away from the β-stability line NUCLEAR REACTIONS 115In(p, X)116Sn*, E=9, 12 MeV; 112Sn(α, X)116Te*, E=28 MeV; measured En, In, angular distribution of neutrons, prompt γ radiation, Eγ, Iγ, double-differential σ(E) using the time-of-flight (TOF) technique for neutrons, and a 50-element BaF2 detector array for γ rays at the K130 cyclotron facility of VECC-Kolkata; deduced reduction of nuclear level density away from the β-stability line. Comparison with Hauser-Feshbach theoretical predictions using TALYS code with nuclear level density parameters from Gilbert-Cameron (GC), backshifted Fermi gas (BSFG), and generalized superfluid model (GSM). Prediction of level-density parameter compared with microscopic shell-model calculation with Woods-Saxon mean field.
doi: 10.1103/PhysRevC.102.061601
2020WA24 Phys.Rev. C 102, 024329 (2020) S.G.Wahid, S.K.Tandel, S.Suman, M.Hemalatha, A.Patel, P.Roy, A.Y.Deo, Pragati, P.C.Srivastava, B.Bhoy, S.S.Bhattacharjee, R.P.Singh, S.Muralithar, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, S.Rai, A.Sharma Metastable states from multinucleon excitations in 202Tl and 203Pb NUCLEAR REACTIONS 198Pt(7Li, 3n)202Tl, E=31-36 MeV; 197Au(209Bi, X), E=1450 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), half-lives of isomers by γ(t) and centroid-shift method using the INGA array at IUAC-New Delhi for the 202Tl experiment, and Gammasphere array at the ATLAS-ANL facility for 203Pb. 202Tl, 203Pb; deduced high-spin levels, isomers, J, π, multipolarities, B(E2), B(E3), configurations. Systematics of energies and B(Eλ) for isomers in 202,203,204Tl and 203,204,205Pb. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.102.024329
2019AS06 Eur.Phys.J. A 55, 175 (2019) Md.A.Asgar, G.Mukherjee, T.Roy, S.Nandi, G.H.Bhatt, J.A.Sheikh, R.Palit, S.Bhattacharyya, S.Bhattacharya, C.Bhattacharya, A.Dhal, T.K.Ghosh, A.Chaudhuri, K.Banerjee, S.Kundu, T.K.Rana, P.Roy, R.Pandey, S.Manna, J.K.Meena, S.Saha, S.Biswas, J.Sethi, P.Singh, D.Choudhury Band structures in 169Tm and the structures of Tm isotopes around N=98
doi: 10.1140/epja/i2019-12882-3
2019NA08 Phys.Rev. C 99, 054312 (2019) S.Nandi, G.Mukherjee, T.Roy, R.Banik, A.Dhal, S.Bhattacharya, S.Bhattacharyya, C.Bhattacharya, Md.A.Asgar, H.Pai, S.Rajbanshi, P.Roy, T.K.Ghosh, K.Banerjee, T.K.Rana, S.Kundu, S.Manna, R.Pandey, A.Sen, S.Pal, S.Mukhopadhyay, D.Pandit, D.Mandal, S.R.Banerjee Effect of neutron alignments on the structure of 197Tl NUCLEAR REACTIONS 197Au(α, 4n), E=50 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), and γγ(polarization asymmetry) using the VENUS array for γ detection at VECC facility in Kolkata. 197Tl; deduced high-spin levels, J, π, multipolarities, B(M1)/B(E2), magnetic-dipole rotational bands, no evidence of chiral doublet bands, alignments, Routhians, and configurations; calculated total Routhian surfaces. Systematics of aligned angular momenta in 193,195,197,199Tl, 194,196Hg.
doi: 10.1103/PhysRevC.99.054312
2019RA29 Phys.Lett. B 793, 130 (2019) T.K.Rana, S.Bhattacharya, C.Bhattacharya, S.Manna, S.Kundu, K.Banerjee, R.Pandey, P.Roy, A.Dhal, G.Mukherjee, V.Srivastava, A.Dey, A.Chaudhuri, T.K.Ghosh, A.Sen, Md.A.Asgar, T.Roy, J.K.Sahoo, J.K.Meena, A.K.Saha, R.M.Saha, M.Sinha, A.Roy New high precision study on the decay width of the Hoyle state in 12C RADIOACTIVITY 12C(3α) [from 12C(α, α), E=15 MeV/nucleon]; measured decay products, EnullIα; deduced Dalitz plots, the upper limit for direct decay.
doi: 10.1016/j.physletb.2019.04.028
2019RO09 Phys.Rev.Lett. 122, 162301 (2019) P.Roy, for the CLAS Collaboration First Measurements of the Double-Polarization Observables F, P, and H in ω Photoproduction off Transversely Polarized Protons in the N* Resonance Region
doi: 10.1103/PhysRevLett.122.162301
2019RO12 Phys.Rev. C 100, 024320 (2019) P.Roy, S.K.Tandel, S.Suman, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu Isomers from intrinsic excitations in 200Tl and 201, 202Pb NUCLEAR REACTIONS 197Au(207Pb, X), 200Tl/201Pb/202Pb, E=1430 MeV; measured Eγ, Iγ, three- and higher-fold γγ-coin, half-lives of isomers by γγ(t) using Gammasphere array with 100 Compton-suppressed HPGe detectors at ATLAS-ANL facility. 200Tl, 201,202Pb; deduced high-spin levels, isomers, multipolarities from intensity balances, B(E2), B(E3), configurations. Systematics of 13/2+ isomers in 197,199,201Pb, and 5+ and 7+ isomers in 196,198,200Tl.
doi: 10.1103/PhysRevC.100.024320
2018KU06 Eur.Phys.J. A 54, 63 (2018) S.Kundu, C.Bhattacharya, T.K.Rana, S.Bhattacharya, R.Pandey, K.Banerjee, P.Roy, J.K.Meena, G.Mukherjee, T.K.Ghosh, S.Mukhopadhyay, A.K.Saha, J.K.Sahoo, R.M.Saha, V.Srivastava, M.Sinha, M.A.Asgar Effect of clustering on the emission of light charged particles NUCLEAR REACTIONS 27Al(p, α), E=18 MeV; measured Eα, Iα(θ); deduced σ(Eα, θ); calculated σ(Eα, θ) using CASCADE code with RLDM values of spin-dependent deformation parameters; deduced critical angular momentum, deformation parameters; compared with published results for 15 heavy-ion reactions.
doi: 10.1140/epja/i2018-12494-5
2018MA41 Eur.Phys.J. A 54, 99 (2018) M.Mandal, A.Mukherjee, S.Ghosh, P.Roy, S.Sarkar ρ0 - w mixing in the presence of a weak magnetic field
doi: 10.1140/epja/i2018-12527-1
2018MO22 Phys.Lett. B 784, 423 (2018) D.Mondal, D.Pandit, S.Mukhopadhyay, S.Pal, S.Bhattacharya, A.De, N.Dinh Dang, N.Quang Hung, S.Bhattacharya, S.Bhattacharyya, B.Dey, P.Roy, K.Banerjee, S.R.Banerjee Study of giant dipole resonance in hot rotating light mass nucleus 31P NUCLEAR REACTIONS 27Al(α, X)31P, E=28, 35, 42 MeV; measured reaction products, Eγ, Iγ; deduced yields, σ, giant dipole resonance parameters, widths. Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2018.07.052
2018PA16 Phys.Rev. C 97, 041301 (2018) D.Pandit, S.Bhattacharya, D.Mondal, P.Roy, K.Banerjee, S.Mukhopadhyay, S.Pal, A.De, B.Dey, S.R.Banerjee Experimental signature of collective enhancement in nuclear level density NUCLEAR REACTIONS 165Ho(α, X)169Tm*, E=28 MeV; measured Eγ, Iγ, from GDR, E(n) and I(n) from Tm nuclides, nγ-coin, nγ(θ) of 169Tm compound nucleus n-decay chain using LAMBDA spectrometer at the K-130 cyclotron facility of Variable Energy Cyclotron Centre (VECC), Kolkata. 169,168,167Tm; deduced enhanced nuclear level densities (NLD). Comparison with calculations using CASCADE code.
doi: 10.1103/PhysRevC.97.041301
2018RO09 Phys.Rev. C 97, 055202 (2018) P.Roy, for the CLAS Collaboration Measurement of the beam asymmetry Σ and the target asymmetry T in the photoproduction of ω mesons off the proton using CLAS at Jefferson Laboratory NUCLEAR REACTIONS 1H(polarized γ, pω), E=1.1-2.8 GeV; measured pπ+π- events from the decay of ω mesons, time-of-flight versus particle momentum distribution, recoil protons, π+π-π0 mass distributions using transversely polarized butanol target, and the CEBAF Large Acceptance Spectrometer (CLAS) at Jefferson Lab in the frozen spin target (FROST) experiment; deduced photon-beam asymmetry (Σ), and target asymmetry (Τ). Comparison with previous experimental values, and with partial-wave analysis predictions.
doi: 10.1103/PhysRevC.97.055202
2018RO15 Phys.Lett. B 782, 768 (2018) T.Roy, G.Mukherjee, Md.A.Asgar, S.Bhattacharyya, S.Bhattacharya, C.Bhattacharya, S.Bhattacharya, T.K.Ghosh, K.Banerjee, S.Kundu, T.K.Rana, P.Roy, R.Pandey, J.Meena, A.Dhal, R.Palit, S.Saha, J.Sethi, S.Thakur, B.S.Naidu, S.V.Jadav, R.Dhonti, H.Pai, A.Goswami Observation of multiple doubly degenerate bands in 195Tl NUCLEAR REACTIONS 185,187Re(13C, xn)195Tl, E=75 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, B(M1)/B(E2), higher spin states, multiple chiral bands. Comparison with the total Routhian surface (TRS) calculations.
doi: 10.1016/j.physletb.2018.06.033
2017BA35 Phys.Lett. B 772, 105 (2017) K.Banerjee, P.Roy, D.Pandit, J.Sadhukhan, S.Bhattacharya, C.Bhattacharya, G.Mukherjee, T.K.Ghosh, S.Kundu, A.Sen, T.K.Rana, S.Manna, R.Pandey, T.Roy, A.Dhal, Md.A.Asgar, S.Mukhopadhyay Direct evidence of fadeout of collective enhancement in nuclear level density NUCLEAR REACTIONS 169Tm, 181Ta, 197Au(α, X), E=26, 30, 35, 40 MeV; measured reaction products. 173Lu, 185Re, 201Tl; deduced the phenomenon of collective enhancement in nuclear level density and its fadeout using neutron evaporation study. Comparison with calculations based on finite temperature density functional theory.
doi: 10.1016/j.physletb.2017.06.033
2017MO15 Phys.Rev.Lett. 118, 192501 (2017) D.Mondal, D.Pandit, S.Mukhopadhyay, S.Pal, B.Dey, S.Bhattacharya, A.De, S.Bhattacharya, S.Bhattacharyya, P.Roy, K.Banerjee, S.R.Banerjee Experimental Determination of η/s for Finite Nuclear Matter NUCLEAR REACTIONS 27Al(α, X)31P, E=28, 35, 42 MeV; 93Nb(α, X)97Tc, E=28, 35, 42 MeV; 115In(α, X)119Sb, E=28, 35, 42, 50 MeV; 197Au(α, X)201Tl, E=35, 42, 50 MeV; measured reaction products, Eγ, Iγ; deduced yields, giant dipole resonance (GDR) energies and widths, the ratio of shear viscosity to entropy density for the finite nuclear matter at different temperatures. Comparison with available data.
doi: 10.1103/PhysRevLett.118.192501
2017MU10 Eur.Phys.J. A 53, 81 (2017) Jet-dilepton conversion from an anisotropic quark-gluon plasma
doi: 10.1140/epja/i2017-12265-x
2017PA18 Phys.Rev. C 95, 064603 (2017) R.Pandey, S.Kundu, C.Bhattacharya, K.Banerjee, T.K.Rana, S.Manna, G.Mukherjee, J.K.Meena, A.Chaudhuri, T.Roy, P.Roy, Md.A.Asgar, V.Srivastava, A.Dey, M.Sinha, T.K.Ghosh, S.Bhattacharya, S.K.Pandit, K.Mahata, P.Patle, S.Pal, A.Shrivastava, V.Nanal Fragment emission mechanism in the 32S+12C reaction NUCLEAR REACTIONS 12C(32S, X), E=200, 220 MeV; measured two-dimensional spectra and double-differential σ(θ, E) of 6,7Li, 7,9Be, 10,11B, C, N and O fragments at BARC-TIFR Pelletron-Linac facility; deduced average Q value and total cross sections of fragments, 16O/12C yield and σ(fragment)/σ(12C) as function of excitation energy. Comparison with theoretical calculations using extended Hauser-Feshbach model (EHFM).
doi: 10.1103/PhysRevC.95.064603
2017SE21 Phys.Rev. C 96, 064609 (2017) A.Sen, T.K.Ghosh, S.Bhattacharya, K.Banerjee, C.Bhattacharya, S.Kundu, G.Mukherjee, A.Asgar, A.Dey, A.Dhal, M.M.Shaikh, J.K.Meena, S.Manna, R.Pandey, T.K.Rana, P.Roy, T.Roy, V.Srivastava, P.Bhattacharya Fission fragment mass distributions from 210Po and 213At NUCLEAR REACTIONS 206Pb, 209Bi(α, X)210Po*/213At*, E=37-55 MeV from K-130 cyclotron at VECC, Kolkata; measured fission fragments at two angles using two large area position sensitive multiwire proportional chambers (MWPC), fission σ(E), fission fragment mass distributions, correlated fission fragments by time correlations; deduced variation of the width of mass distribution with excitation energy, asymmetric mass distribution. Comparison with phenomenological statistical model predictions.
doi: 10.1103/PhysRevC.96.064609
2017SR04 Int.J.Mod.Phys. E26, 1750064 (2017) V.Srivastava, C.Bhattacharya, T.K.Rana, S.Manna, S.Kundu, S.Bhattacharya, K.Banerjee, P.Roy, R.Pandey, G.Mukherjee, T.K.Ghosh, J.K.Meena, T.Roy, A.Chaudhuri, M.Sinha, A.K.Saha, Md.A.Asgar, A.Dey, S.Roy, Md.M.Shaikh Study of 26Mg through 1p pick-up reaction 27Al(d, 3He) NUCLEAR REACTIONS 27Al(d, 3He), E=25 MeV; measured reaction products; deduced excitation energy spectra, σ(θ), spectroscopic factors. Comparison with DWBA calculations.
doi: 10.1142/S0218301317500641
2016BA32 Phys.Rev. C 93, 064602 (2016) K.Banerjee, T.K.Ghosh, P.Roy, S.Bhattacharya, A.Chaudhuri, C.Bhattacharya, R.Pandey, S.Kundu, G.Mukherjee, T.K.Rana, J.K.Meena, G.Mohanto, R.Dubey, N.Saneesh, P.Sugathan, R.Guin, S.Das, P.Bhattacharya Fission dynamics study in 243Am and 254Fm NUCLEAR REACTIONS 232Th, 243Am(11B, F), E=56, 59, 61, 63, 66, 70, 74 MeV; measured fission fragment mass distributions, distribution of velocity of the fissioning nuclei, folding angle distribution of all the fission fragments, fission fragment angular anisotropies at 15UD Pelletron accelerator of IUAC-New Delhi; deduced departure from statistical saddle-point model predictions at near-barrier energies, and the presence of nonequilibrium fission processes.
doi: 10.1103/PhysRevC.93.064602
2016CH34 Phys.Rev. C 94, 024617 (2016) A.Chaudhuri, A.Sen, T.K.Ghosh, K.Banerjee, J.Sadhukhan, S.Bhattacharya, P.Roy, T.Roy, C.Bhattacharya, Md.A.Asgar, A.Dey, S.Kundu, S.Manna, J.K.Meena, G.Mukherjee, R.Pandey, T.K.Rana, V.Srivastava, R.Dubey, G.Kaur, N.Saneesh, P.Sugathan, P.Bhattacharya Fission fragment mass distributions in reactions populating 200Pb NUCLEAR REACTIONS 184W(16O, X)200Pb*, E*=58.6, 64.1, 69.6, 75.2 MeV; 181Ta(19F, X)200Pb*, E*=59.6, 65.0, 70.4, 75.9 MeV; measured mass distributions of fission fragments as function of excitation energy, and mass angle distributions using sensitive multiwire proportional counters (MWPCs) and pulsed beams at 15UD Pelletron accelerator facility of IUAC-New Delhi; deduced no evidence for quasifission.
doi: 10.1103/PhysRevC.94.024617
2016MA74 Phys.Rev. C 94, 051601 (2016) S.Manna, T.K.Rana, C.Bhattacharya, S.Bhattacharya, S.Kundu, K.Banerjee, P.Roy, R.Pandey, V.Srivastava, A.Chaudhuri, T.Roy, T.K.Ghosh, G.Mukherjee, J.K.Meena, S.K.Pandit, K.Mahata, A.Shrivastava, V.Nanal Survival of cluster correlation in dissipative binary breakup of 24, 25Mg* NUCLEAR REACTIONS 12C(12C, X)6Li/7Li/7Be/8Be/9Be, E=80 MeV; 12C(13C, X)6Li/7Li/7Be/8Be/9Be, E=78.5 MeV; measured energy distributions and angular distributions of the emitted fragments, 2α spectrum from 8Be, using telescopes of single-sided silicon strip detector (SSSD), and double-sided silicon strip detector (DSSD) at TIFR-BARC Pelletron-Linac facility; deduced cross section ratios, cluster correlations in the decay of the light compound systems 24,25Mg formed in the two reactions. Comparison with statistical model calculations CASCADE and GEMINI++ codes.
doi: 10.1103/PhysRevC.94.051601
2016MO35 Phys.Lett. B 763, 422 (2016) D.Mondal, D.Pandit, S.Mukhopadhyay, S.Pal, S.Bhattacharya, A.De, So.Bhattacharya, S.Bhattacharyya, B.Dey, P.Roy, K.Banerjee, S.R.Banerjee Exclusive measurement of isospin mixing at high temperature in 32S NUCLEAR REACTIONS 27Al(α, X)31P, E=35 MeV;28Si(α, X)32S, E=38 MeV; measured reaction products, Eγ, Iγ; deduced yields, σ, isospin mixing, Coulomb spreading width, nuclear level density parameter and angular momentum.
doi: 10.1016/j.physletb.2016.10.065
2016RO31 Phys.Rev. C 94, 064607 (2016) P.Roy, K.Banerjee, C.Bhattacharya, R.Pandey, A.Sen, S.Manna, S.Kundu, T.K.Rana, T.K.Ghosh, G.Mukherjee, T.Roy, A.Dhal, A.Dey, J.K.Meena, A.K.Saha, D.Pandit, S.Mukhopadhyay, S.Bhattacharya Excitation energy dependence of the level density parameter close to the doubly magic 208Pb NUCLEAR REACTIONS 208Pb, 209Bi(α, n), E=28, 31, 35, 40, 60 MeV; measured E(n), I(n), σ(θ, E), time-of-flight at Variable Energy Cyclotron Centre (VECC); deduced shell-damping parameter, inverse level density parameters and temperatures. Comparison with the Thomas-Fermi model predictions.
doi: 10.1103/PhysRevC.94.064607
2016SR02 Phys.Rev. C 93, 044601 (2016) V.Srivastava, C.Bhattacharya, T.K.Rana, S.Manna, S.Kundu, S.Bhattacharya, K.Banerjee, P.Roy, R.Pandey, G.Mukherjee, T.K.Ghosh, J.K.Meena, T.Roy, A.Chaudhuri, M.Sinha, A.K.Saha, Md.A.Asgar, A.Dey, S.Roy, Md.M.Shaikh Experimental investigation of T=1 analog states of 26Al and 26Mg NUCLEAR REACTIONS 27Al(d, 3He)26Mg, E=25 MeV; measured 3He spectra, σ(θ) at VECC, Kolkata. 26Mg; deduced levels, J, π, spectroscopic factors of the lowest (T=1) states using zero-range distorted wave Born approximation. Comparison with T=1 analog states in 26Al.
doi: 10.1103/PhysRevC.93.044601
2015CH26 Phys.Rev. C 91, 044620 (2015) A.Chaudhuri, T.K.Ghosh, K.Banerjee, S.Bhattacharya, J.Sadhukhan, C.Bhattacharya, S.Kundu, J.K.Meena, G.Mukherjee, R.Pandey, T.K.Rana, P.Roy, T.Roy, V.Srivastava, P.Bhattacharya Direct evidence of "washing out"' of nuclear shell effects NUCLEAR REACTIONS 232Th(α, F), E=7.7, 25-65 MeV; measured fission fragments, fission σ(E), distributions of folding angles of the fissioning nuclei, fission fragment mass distributions as function of excitation energies at VECC, Kolkata facility; deduced width of fitted symmetric mass distribution, evidence for weakening of shell effect with increase in excitation energy.
doi: 10.1103/PhysRevC.91.044620
2015CH55 Phys.Rev. C 92, 041601 (2015) A.Chaudhuri, T.K.Ghosh, K.Banerjee, S.Bhattacharya, J.Sadhukhan, S.Kundu, C.Bhattacharya, J.K.Meena, G.Mukherjee, A.K.Saha, Md.A.Asgar, A.Dey, S.Manna, R.Pandey, T.K.Rana, P.Roy, T.Roy, V.Srivastava, P.Bhattacharya, D.C.Biswas, B.N.Joshi, K.Mahata, A.Shrivastava, R.P.Vind, S.Pal, B.R.Behera, V.Singh No influence of a N=126 neutron-shell closure in fission-fragment mass distributions NUCLEAR REACTIONS 194Pt(12C, F)206Po*, 198Pt(12C, F)210Po*, E=58-78 MeV; measured fission fragment spectra, distributions of folding angles and mass distributions of complementary fission fragments using multi-wire proportional counters (MWPC) at BARC-TIFR Pelletron facility; deduced effect of shell correction in the saddle ridge on the mass distribution of fission fragments, no evidence for the modification of potential energy surface at the saddle point due to N=126 neutron shell closure in 210Po.
doi: 10.1103/PhysRevC.92.041601
2015GH05 Pramana 85, 291 (2015) T.K.Ghosh, A.Chaudhuri, K.Banerjee, S.Bhattacharya, C.Bhattacharya, S.Kundu, G.Mukherjee, R.Pandey, T.K.Rana, P.Roy, T.Roy, V.Srivastava, P.Bhattacharya Fusion-fission dynamics studies using mass distribution as a probe NUCLEAR REACTIONS 209Bi(16O, X), E(cm)<85 MeV; 238U(11B, X), 232Th(14N, X), E<60 MeV; measured fission products; deduced variance of mass distributions, mass distribution in fission, variation of the ratio (relative unit) of the symmetric fission yield to the total fission yield at different excitation energies.
doi: 10.1007/s12043-015-1043-3
2015GO03 Phys.Rev. C 91, 014609 (2015) M.Gohil, P.Roy, K.Banerjee, C.Bhattacharya, S.Kundu, T.K.Rana, T.K.Ghosh, G.Mukherjee, R.Pandey, H.Pai, V.Srivastava, J.K.Meena, S.R.Banerjee, S.Mukhopadhyay, D.Pandit, S.Pal, S.Bhattacharya Angular momentum dependence of the nuclear level density in the A ≈ 170 - 200 region NUCLEAR REACTIONS 165Ho(α, X)169Tm*, 181Ta(α, X)185Re*, 197Au(α, X)201Tl*, E=28, 40 MeV; measured E(n), I(n), nγ-coin, n(θ), double differential σ(E) using TOF technique at VECC-Kolkata facility; analyzed γ-ray-fold-gated neutron using the statistical model code CASCADE; deduced variation of the inverse level density parameter with average angular momentum. 58Ni, 93Nb, 115In(α, X), E=30, 40 MeV; analyzed variation of the inverse level density parameter with average angular momentum using previous experimental data.
doi: 10.1103/PhysRevC.91.014609
2015SR03 Phys.Rev. C 91, 054611 (2015) V.Srivastava, C.Bhattacharya, T.K.Rana, S.Manna, S.Kundu, S.Bhattacharya, K.Banerjee, P.Roy, R.Pandey, G.Mukherjee, T.K.Ghosh, J.K.Meena, T.Roy, A.Chaudhuri, M.Sinha, A.Saha, Md.A.Asgar, A.Dey, S.Roy, Md.M.Shaikh Experimental study of 26Al through the 1n pick-up reaction 27Al(d, t) NUCLEAR REACTIONS 27Al(d, t), E=25 MeV; measured E(t), I(t), σ(θ) at VECC-Kolkata facility. 26Al; deduced levels, J, π, spectroscopic factors. DWBA calculations using DWUCK4 computer code. Comparison with experimental results from other particle-transfer experiments.
doi: 10.1103/PhysRevC.91.054611
2014MA51 Nucl.Data Sheets 120, 78 (2014) T.Martinez, D.Cano-Ott, J.Castilla, A.R.Garcia, J.Marin, G.Martinez, E.Mendoza, C.Santos, F.J.Tera, D.Villamarin, J.Agramunt, A.Algora, C.Domingo, M.D.Jordan, B.Rubio, J.L.Tain, C.Bhattacharya, K.Banerjee, S.Bhattacharya, P.Roy, J.K.Meena, S.Kundu, G.Mukherjee, T.K.Ghosh, T.K.Rana, R.Pandey, A.Saxena, B.Behera, H.Penttila, A.Jokinen, S.Rinta-Antila, C.Guerrero, M.C.Ovejero MONSTER: a TOF Spectrometer for β-delayed Neutron Spectroscopy
doi: 10.1016/j.nds.2014.07.011
2014MO10 Phys.Rev. C 89, 054915 (2014) Two-photon correlation in anisotropic quark-gluon plasma
doi: 10.1103/PhysRevC.89.054915
2013RA20 Phys.Rev. C 88, 021601 (2013); Pub.note Phys.Rev. C 88, 029904 (2013) T.K.Rana, S.Bhattacharya, C.Bhattacharya, S.Kundu, K.Banerjee, T.K.Ghosh, G.Mukherjee, R.Pandey, P.Roy, V.Srivastava, M.Gohil, J.K.Meena, H.Pai, A.K.Saha, J.K.Sahoo, R.M.Saha Estimation of direct components of the decay of the Hoyle state NUCLEAR REACTIONS 12C(α, α'), E=60 MeV; measured α spectra at VECC, Kolkata facility. High statistics experiment for complete kinematical measurement. Dalitz plot. 12C; deduced contribution of direct 3α decay mechanisms (DDE, DDL, DDΦ) of decay of Hoyle state, nonzero branching ratios for direct decay in phase space (DDΦ mode). Comparison with previous experimental results.
doi: 10.1103/PhysRevC.88.021601
2013RO24 Phys.Rev. C 88, 031601 (2013) P.Roy, K.Banerjee, M.Gohil, C.Bhattacharya, S.Kundu, T.K.Rana, T.K.Ghosh, G.Mukherjee, R.Pandey, H.Pai, V.Srivastava, J.K.Meena, S.R.Banerjee, S.Mukhopadhyay, D.Pandit, S.Pal, S.Bhattacharya Effect of collectivity on the nuclear level density NUCLEAR REACTIONS 165Ho(α, xn)169Tm*, E=28, 40 MeV; 181Ta(α, xn)185Re*, E=30, 40 MeV; 197Au(α, xn)201Tl, E=28, 40 MeV; measured back-angle neutron evaporation spectra (mainly 2n- and 3n-channel) from compound nuclei, double-differential σ(E); deduced inverse level density parameter, dependence of this parameter on deformation of compound nucleus, signature of collectivity. Comparison of measured σ(E) with statistical model calculation using GEMINI++ computer code.
doi: 10.1103/PhysRevC.88.031601
2012BA26 Phys.Rev. C 85, 064310 (2012) K.Banerjee, S.Bhattacharya, C.Bhattacharya, M.Gohil, S.Kundu, T.K.Rana, G.Mukherjee, R.Pandey, P.Roy, H.Pai, A.Dey, T.K.Ghosh, J.K.Meena, S.Mukhopadhyay, D.Pandit, S.Pal, S.R.Banerjee Variation of nuclear level density with angular momentum NUCLEAR REACTIONS 115In(α, X)119Sb*, E=30, 42 MeV; measured Eγ, E(n), nγ-coin, γ-ray fold distribution, angular distribution of neutrons, average angular momentum, inverse level-density parameter, temperature, time of flight. Comparison with statistical model calculations.
doi: 10.1103/PhysRevC.85.064310
2012BI15 J.Phys.:Conf.Ser. 381, 012091 (2012) D.C.Biswas, P.Roy, Y.K.Gupta, B.N.Joshi, B.K.Nayak, L.S .Danu, B.V.John, R.P.Vind, N.Deshmukh, S.Mukherjee, A.K.Jain, R.K.Choudhury Projectile structure effects in multi-nucleon and cluster transfers in 16, 18O+164Dy, 208Pb reactions NUCLEAR REACTIONS 164Dy, 208Pb(16O, X), (18O, X), E=90, 96 MeV; measured reaction fragments using ΔE-E Si telescopes inside scattering chamber; deduced projectile-like fragments σ(θ).
doi: 10.1088/1742-6596/381/1/012091
2012MA25 Phys.Rev. C 85, 067901 (2012) M.Mandal, P.Roy, S.Mitra, S.Sarkar Effect of running coupling on photon emission from quark gluon plasma
doi: 10.1103/PhysRevC.85.067901
2012MA35 Phys.Rev. C 86, 024915 (2012) Gluon dissociation of J/ψ in anisotropic quark-gluon plasma
doi: 10.1103/PhysRevC.86.024915
2012RO35 Phys.Rev. C 86, 044622 (2012) P.Roy, K.Banerjee, S.Bhattacharya, C.Bhattacharya, S.Kundu, T.K.Rana, T.K.Ghosh, G.Mukherjee, R.Pandey, J.K.Meena, M.Gohil, H.Pai, V.Srivastava, A.Dey, D.Pandit, S.Mukhopadhyay, S.Pal, S.R.Banerjee Angular-momentum-gated light-particle evaporation spectra from 97Tc* and 62Zn* systems NUCLEAR REACTIONS 58Ni, 93Nb(α, X), E=35 MeV; measured neutron, proton and α spectra, particle-γ coin, energy loss, time of flight, fold distribution, angular momentum distribution, differential σ at VECC facility; deduced average angular momentum, level density. Comparison with statistical model calculations.
doi: 10.1103/PhysRevC.86.044622
2011MA55 Phys.Rev. C 84, 044910 (2011) M.Mandal, L.Bhattacharya, P.Roy Nuclear modification factor in an anisotropic quark-gluon plasma
doi: 10.1103/PhysRevC.84.044910
2011RO09 Phys.Rev. C 83, 044904 (2011) Radiative energy loss in an anisotropic quark-gluon plasma
doi: 10.1103/PhysRevC.83.044904
2011RO26 Phys.Rev. C 84, 011602 (2011) P.Roy, A.Saxena, B.K.Nayak, E.T.Mirgule, B.John, Y.K.Gupta, L.S.Danu, R.P.Vind, A.Kumar, R.K.Choudhury Systematic study of projectile-structure effect on the fusion-barrier distribution NUCLEAR REACTIONS 232Th(α, α'), E=16-30 MeV; measured Eα, Iα, quasi-elastic-scattering σ(E); deduced fusion-barrier distribution and width. 232Th(12C, 12C'), E(cm)=52-77 MeV; 232Th(16O, 16O'), E(cm)=70-97 MeV; 232Th(19F, 19F'), E(cm)=77-102 MeV; analyzed fusion-barrier distributions and widths. Comparison with coupled-channel fusion model calculations.
doi: 10.1103/PhysRevC.84.011602
2011RO31 Int.J.Mod.Phys. E20, 1687 (2011) Neutron-proton pairing correlation for the rotational motion of N = Z 72Kr, 76Sr, and 80Zr nuclei NUCLEAR STRUCTURE 72Kr, 76Sr, 80Zr; analyzed high-spin state properties of residual np interaction; deduced band crossing. Self-consistent Hartree-Fock-Bogoliubov equation.
doi: 10.1142/S0218301311019568
2010BH07 Phys.Rev. C 81, 054904 (2010) Rapidity distribution of photons from an anisotropic quark-gluon plasma
doi: 10.1103/PhysRevC.81.054904
2010BI01 Phys.Rev. C 81, 014006 (2010) S.Biswas, P.Roy, A.K.Dutt-Mazumder Matter-induced charge-symmetry-violating NN potential
doi: 10.1103/PhysRevC.81.014006
2010BI04 Phys.Rev. C 81, 064002 (2010) S.Biswas, P.Roy, A.K.Dutt-Mazumder π-ηmixing and charge symmetry violating NN potential in matter
doi: 10.1103/PhysRevC.81.064002
2010RO05 Pramana 74, 365 (2010) Influence of pairing in double beta decay of 48Ca RADIOACTIVITY 48Ca(2β-); calculated two-neutrino matrix elements, T1/2; deduced influence of np pairing.
doi: 10.1007/s12043-010-0033-8
2010RO30 Int.J.Mod.Phys. E19, 2265 (2010) Studies of 44Ti and 48Cr nuclei within variational mean field theory NUCLEAR STRUCTURE 44Ti, 48Ca; calculated single-particle energies, intrinsic quadrupole moment, occupation numbers, yrast levels, B(E2). HFB method, comparison with experimental data.
doi: 10.1142/S0218301310016648
2009BH03 Phys.Rev. C 79, 054910 (2009) Measuring the isotropization time of quark-gluon plasma from direct photons at energies available at the BNL Relativistic Heavy Ion Collider (RHIC)
doi: 10.1103/PhysRevC.79.054910
2008BH12 Phys.Rev. C 78, 064904 (2008) Photons from anisotropic quark-gluon plasma
doi: 10.1103/PhysRevC.78.064904
2008BI17 Phys.Rev. C 78, 045207 (2008) S.Biswas, P.Roy, A.K.Dutt-Mazumder ρ-ω mixing and spin dependent charge-symmetry violating potential
doi: 10.1103/PhysRevC.78.045207
2007AL17 Nucl.Phys. A785, 245c (2007) J.-e.Alam, A.K.Dutt-Mazumder, P.Roy Collisional energy loss and the suppression of high pT hadrons NUCLEAR REACTIONS 197Au(197Au, X), E(cm)=200 GeV/nucleon; calculated nuclear suppression factor for light hadrons, average parton energy.
doi: 10.1016/j.nuclphysa.2006.11.145
2007AL19 J.Phys.(London) G34, 871 (2007) J.Alam, J.K.Nayak, P.Roy, A.K.Dutt-Mazumder, B.Sinha Thermal radiation from Au+Au collisions at √ sNN = 200 GeV energy NUCLEAR REACTIONS 197Au(197Au, X), E(cm)=200 GeV/nucleon; analyzed direct photons transverse momentum distributions; deduced quark-gluon plasma features.
doi: 10.1088/0954-3899/34/5/008
2006NA14 Acta Phys.Slovaca 56, 27 (2006) J.K.Nayak, J.Alam, P.Roy, A.K.Dutt-Mazumder, B.Mohanty Kaon to pion ratio in heavy ion collisions
2006RO16 Phys.Rev. C 73, 044911 (2006) P.Roy, A.K.Dutt-Mazumder, J.-e.Alam Energy loss and dynamical evolution of quark pT spectra
doi: 10.1103/PhysRevC.73.044911
2004AL34 J.Phys.(London) G30, 1967 (2004) J.Alam, S.K.Ghosh, P.Roy, S.Sarkar Role of in-medium hadrons in photon-nucleus reactions: shadowing and dilepton spectrum NUCLEAR REACTIONS C, Fe, Pb(γ, ee+), E=1.1, 1.5, 2 GeV; calculated dilepton invariant mass spectra, in-medium effects.
doi: 10.1088/0954-3899/30/12/015
2003AL14 Phys.Rev. C 67, 054901 (2003) J.-e.Alam, P.Roy, S.Sarkar, B.Sinha Spectral redshift versus broadening from photon and dilepton spectra NUCLEAR REACTIONS Pb(Pb, X), E=high; calculated pion and proton spectra, photon yields, dilepton spectra. In-medium spectral shift and broadening of vector mesons. Comparison with data.
doi: 10.1103/PhysRevC.67.054901
2003AL15 Phys.Rev. C 67, 054902 (2003) J.-e.Alam, B.Mohanty, P.Roy, S.Sarkar, B.Sinha Photon interferometry and size of the hot zone in relativistic heavy ion collisions NUCLEAR REACTIONS Pb(Pb, X), E=158 MeV/nucleon; analyzed single-photon spectra; calculated two-photon correlation functions. 197Au(197Au, X), E=high; calculated photon spectra, two-photon correlation functions.
doi: 10.1103/PhysRevC.67.054902
2003AL24 Phys.Rev. C 68, 031901 (2003) Thermal radiation from baryons and mesons
doi: 10.1103/PhysRevC.68.031901
2002AL24 Phys.Rev. C66, 042202 (2002) J.Alam, S.K.Ghosh, P.Roy, S.Sarkar Shadowing in photoabsorption: Role of in-medium hadrons NUCLEAR REACTIONS C, Al, Cu, Sn, Pb(γ, X), E ≈ 0.5-3 GeV; analyzed effective mass, shadowing effects in photoabsorption, in-medium hadron properties.
doi: 10.1103/PhysRevC.66.042202
2002PA26 Phys.Lett. 535B, 181 (2002) Constraining Four Neutrino Mass Patterns from Neutrinoless Double Beta Decay
doi: 10.1016/S0370-2693(02)01763-X
2002PA44 Nucl.Phys. A709, 440 (2002) B.K.Patra, J.-e.Alam, P.Roy, S.Sarkar, B.Sinha Space-Time Evolution of Ultra-Relativistic Heavy Ion Collisions and Hadronic Spectra NUCLEAR REACTIONS Pb(Pb, X), E=high; calculated proton and pion spectra, quark-gluon plasma effects. Hydrodynamical approach.
doi: 10.1016/S0375-9474(02)01074-6
2000AL44 Ann.Phys.(New York) 286, 159 (2000) J.-E.Alam, S.Sarkar, P.Roy, T.Hatsuda, B.Sinha Thermal Photons and Lepton Pairs from Quark Gluon Plasma and Hot Hadronic Matter
doi: 10.1006/aphy.2000.6091
1999AL05 Phys.Rev. C59, 905 (1999) J.-E.Alam, S.Sarkar, P.Roy, B.Dutta-Roy, B.Sinha Unstable Particles in Matter at a Finite Temperature: The ρ and ω mesons
doi: 10.1103/PhysRevC.59.905
1999BH07 Nucl.Phys. A661, 629c (1999) A.Bhattacharyya, J.-e.Alam, S.Sarkar, P.Roy, B.Sinha, S.Raha, P.Bhattacharjee Cosmological QCD Phase Transition and Dark Matter
doi: 10.1016/S0375-9474(99)85104-5
1999RO05 Phys.Rev. C59, 2778 (1999) P.Roy, S.Sarkar, J.-E.Alam, B.Dutta-Roy, B.Sinha ω Meson as a Chronometer and Thermometer in Hot and Dense Hadronic Matter
doi: 10.1103/PhysRevC.59.2778
1999RO11 Nucl.Phys. A653, 277 (1999) P.Roy, S.Sarkar, J.Alam, B.Sinha Electromagnetic Radiation from Hot and Dense Hadronic Matter
doi: 10.1016/S0375-9474(99)00239-0
1999SA50 Phys.Rev. C60, 054907 (1999) S.Sarkar, P.Roy, J.Alam, B.Sinha Photons from Pb + Pb and S + Au Collisions at Ultrarelativistic Energies NUCLEAR REACTIONS Pb(Pb, X), E=158 GeV/nucleon; 197Au(S, X), E=200 GeV/nucleon; calculated photon spectra; deduced quark-gluon plasma features.
doi: 10.1103/PhysRevC.60.054907
1998SA19 Nucl.Phys. A634, 206 (1998) S.Sarkar, J.-E.Alam, P.Roy, A.K.Dutt-Mazumder, B.Dutta-Roy, B.Sinha Photons from Hadronic Matter at Finite Temperature
doi: 10.1016/S0375-9474(98)00159-6
1997PA05 Phys.Rev. C55, 1467 (1997) D.Pal, P.K.Roy, S.Sarkar, D.K.Srivastava, B.Sinha Soft Electromagnetic Radiations from Relativistic Heavy Ion Collisions
doi: 10.1103/PhysRevC.55.1467
1997RO15 Nucl.Phys. A624, 687 (1997) P.Roy, J.-E.Alam, S.Sarkar, B.Sinha, S.Raha Quark-Gluon Plasma Diagnostics in a Successive Equilibrium Scenario
doi: 10.1016/S0375-9474(97)00396-5
1997SA23 J.Phys.(London) G23, 469 (1997) S.Sarkar, P.Roy, J.Alam, S.Raha, B.Sinha Dissipative Effects in Photon Diagnostics of Quark-Gluon Plasma NUCLEAR REACTIONS Pb(Pb, X), E=relativistic; calculated photon spectrum for ideal, viscous flow; deduced viscosity effects in quark-gluon plasma phase as compared to hadronic phase.
doi: 10.1088/0954-3899/23/4/007
1997SA26 Phys.Lett. 402B, 13 (1997) S.Sarkar, D.K.Srivastava, B.Sinha, P.K.Roy, S.Chattopadhyay, D.Pal Large Mass Diphotons from Relativistic Heavy Ion Collisions NUCLEAR REACTIONS 197Au(197Au, X), E=high; calculated photon pairs invariant mass distributions; deduced initial state quark annihilation produced hard photon pairs estimate.
doi: 10.1016/S0370-2693(97)00437-1
1996RO03 Phys.Rev. C53, 2364 (1996) P.K.Roy, D.Pal, S.Sarkar, D.K.Srivastava, B.Sinha Soft Photons from Relativistic Heavy Ion Collisions
doi: 10.1103/PhysRevC.53.2364
1996SR03 Phys.Lett. 379B, 54 (1996) D.K.Srivastava, S.Sarkar, P.K.Roy, D.Pal, B.Sinha A Scheme to Identify Collective Transverse Flow in Relativistic Heavy Ion Collisions at CERN SPS
doi: 10.1016/0370-2693(96)00410-8
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