NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = D.Majumdar Found 11 matches. 2023CH30 Phys.Rev. C 107, 065802 (2023) D.Chernyak, J.Howell, D.Majumdar, N.Mukherjee, O.Nusair, A.Piepke Comprehensive study of radon progeny attachment to surfaces RADIOACTIVITY 222Rn, 218,214,210Po(α); measured Eα, Iα; analyzed radon concentrations, attachment rates of airborne 222Rn radioprogeny collection on surfaces of several materials: copper, Hamamatsu silicon photomultiplier (SiPM), high density polyethylene (HDPE), carbon fiber composite, sapphire, nickel, polytetrafluoroethylene (PTFE), metallized silica, and fused silica; deduced dominant attachment by 218Po; discussed impact of environmental conditions on the attachment. GEANT4 simulations for all the samples. Comparison of data to attachment modeling, using the Jacobi model. Relevance to next-generati on experiments on neutrinoless double β decay, dark matter, and solar neutrinos for achieving unprecedented low backgrounds.
doi: 10.1103/PhysRevC.107.065802
2007MA24 Pramana 68, 423 (2007) Beta decay rates of nuclei with 65 < A < 75 for pre-supernova and supernova evolution RADIOACTIVITY 66,68,69Co, 67,68,69,71Ni, 68,72,74Cu(β-); calculated T1/2, astrophysical decay rates.
1999KO57 Can.J.Phys. 77, 893 (1999) V.K.B.Kota, D.Majumdar, R.Haq, R.J.Leclair Shell-Model Tests of the Bimodal Partial State Densities in a 2 x 2 Partitioned Embedded Random Matrix Ensemble
doi: 10.1139/cjp-77-11-893
1998MA76 J.Phys.(London) G24, 2103 (1998) Giant Dipole Resonance in Spectral Averaging Theory and Analysis of Experimental Data for the 76Se Nucleus NUCLEAR STRUCTURE 76Se; calculated GDR photon adsorption σ. Spectral averaging theory. Comparison with data.
doi: 10.1088/0954-3899/24/11/011
1997MA40 J.Phys.(London) G27, L41 (1997) Giant Dipole Resonance in Spectral Averaging Theory NUCLEAR REACTIONS, ICPND 64Zn(γ, X), E ≤ 45 MeV; calculated GDR absorption σ(E). Spectral averaging theory.
doi: 10.1088/0954-3899/23/7/001
1996KO20 Nucl.Phys. A604, 129 (1996) Application of Spectral Averaging Theory in Large Shell Model Spaces: Analysis of level density data of fp-shell nuclei NUCLEAR STRUCTURE 55Mn, 56Fe, 59,60Co, 60,62Ni, 63,65Cu; calculated total level density vs E, other aspects. Large shell model spaces, spectral averaging theory.
doi: 10.1016/0375-9474(96)00148-0
1996MA05 Nucl.Phys. A597, 212 (1996) D.Majumdar, B.K.Agrawal, S.K.Kataria On Angular Momentum and Parity Dependence of Nuclear Level Densities in a Simple Random Sampling Approach NUCLEAR STRUCTURE 48Cr; calculated state densities, spin-cutoff factors, parity asymmetries. Monte Carlo approach, simple random sampling.
doi: 10.1016/0375-9474(95)00452-1
1995KO25 Z.Phys. A351, 365 (1995) Bivariate Distributions in Statistical Spectroscopy Studies: III. Non Interacting Particle Strength Densities for One-Body Transition Operators
doi: 10.1007/BF01291141
1995KO26 Z.Phys. A351, 377 (1995) Bivariate Distributions in Statistical Spectroscopy Studies: IV. Interacting Particle Gamow-Teller Strength Densities and β-Decay Rates of fp-Shell Nuclei for Presupernova Stars RADIOACTIVITY 61,62Fe, 62,63,64Co(β-); calculated β-decay T1/2. 54,56,60Fe, 58,60Ni(β+); calculated nonenergy weighted sum rule Gamow-Teller transition strength. β-decay rates expressed in terms of bivariate Gamow-Teller transition strength densities.
doi: 10.1007/BF01291142
1984MA68 Ann.Phys.(Leipzig) 41, 218 (1984) D.Majumdar, A.R.Chowdhury, T.Roy Analysis of Low-Energy α-4He Elastic Scattering Process in Direct Channel Regge-Pole Formalism NUCLEAR REACTIONS 4He(α, α), E=6-12 MeV; analyzed phase shifts, σ(θ). Modified Regge-Pole model.
1981MA42 Acta Phys.Pol. B12, 1059 (1981) D.Majumdar, A.Roychaudhury, T.Roy A Low-Energy Direct Channel Regge-Pole Approach to α - 12C Elastic Scattering Process NUCLEAR REACTIONS 12C(α, α), E=11, 13, 14, 16 MeV; analyzed σ(θ); deduced pole parameters. Direct channel Regge pole formalism.
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