NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = A.Gandhi Found 25 matches. 2024HI02 Chin.Phys.C 48, 024001 (2024) A.Hingu, S.Mukherjee, S.Parashari, A.Sangeeta, A.Gandhi, M.Upadhyay, M.Choudhary, S.Bamal, N.Singh, G.Mishra, S.De, S.Sood, S.Prasad, G.Saxena, A.Kumar, R.G.Thomas, B.K.Agrawal, K.Katovsky, A.Kumar Investigation of 58Ni(n, p)58Co reaction cross-section with covariance analysis NUCLEAR REACTIONS 58Ni(n, p), 115In(n, n'), E=1.7-2.7 MeV; measured reaction products, Eγ, Iγ; deduced σ and correlation matrix. Comparison with EXFOR, ENDF/B-VIII.0, JEFF-3.3, JENDL-4.0, and CENDL-3.2 libraries, TALYS calculations. The Folded Tendem Ion Accelerator (FOTIA) facility at the Bhabha Atomic Research Centre (BARC), Mumbai, India.
doi: 10.1088/1674-1137/ad0e5a
2024SI01 Eur.Phys.J. A 60, 24 (2024) N.Singh, M.Choudhary, A.Gandhi, A.Sharma, M.Upadhyay, P.Dubey, R.Pachuau, S.Dasgupta, J.Datta, A.Kumar Measurement of the excitation functions for natNi(α, x) reactions with detailed covariance analysis NUCLEAR REACTIONS Ni(α, X)56Co/57Co/58Co/65Zn/67Cu, E<40 MeV; measured reaction products, Eγ, Iγ; deduced σ and uncertainties. Comparison with EXFOR library, TALYS calculations. The K-130 cyclotron at the Variable Energy Cyclotron Center (VECC), Kolkata, India.
doi: 10.1140/epja/s10050-024-01247-0
2023CH07 J.Phys.(London) G50, 015103 (2023) M.Choudhary, A.Sharma, A.Gandhi, N.Singh, P.Dubey, M.Upadhyay, U.Mishra, N.K.Dubey, S.Dasgupta, J.Datta, K.Katovsky, A.Kumar Measurement of excitation functions for natCu(α, x) reactions with detailed covariance analysis NUCLEAR REACTIONS Cu(α, X)66Ga/67Ga/65Zn/64Cu, e=15-37 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with TALYS calculations. The K-130 cyclotron at Variable Energy Cyclotron Center (VECC), Kolkata, India.
doi: 10.1088/1361-6471/aca1d7
2023CH38 Nucl.Phys. A1038, 122720 (2023) M.Choudhary, A.Sharma, N.Singh, A.Gandhi, S.Dasgupta, J.Datta, K.Katovsky, A.Kumar Measurement of alpha-induced reaction cross-sections for natZn with detailed covariance analysis NUCLEAR REACTIONS Zn(α, X)68Ge/69Ge/65Zn/67Ga, E=14-37 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with TALYS calculations, EXFOR library. Variable Energy Cyclotron Center (VECC), Kolkata, India using the K-130 cyclotron.
doi: 10.1016/j.nuclphysa.2023.122720
2023MO26 Eur.Phys.J. A 59, 234 (2023) G.Mohanto, A.Parihari, Y.K.Gupta, A.Pal, A.Gandhi, S.De, K.Ramachandran, E.T.Mirgule, B.Srinivasan, K.Kalita, A.Kumar, N.K.Deb, K.Rani, A.Tejaswi, C.Vadagama, V.Bharud, L.S.Danu, B.J.Roy, M.Kushwaha, B.K.Nayak, A.Saxena Sensitivity of β4 values extracted from quasi elastic barrier distribution to the 2n transfer channel NUCLEAR REACTIONS 176Yb(16O, X), E=54-84 MeV; measured reaction products; deduced σ(E), the Fusion Barrier Distributions (FBD), impact of deformation parameters on experimental barrier distribution. The BARC-TIFR Pelletron LINAC facility, Mumbai.
doi: 10.1140/epja/s10050-023-01143-z
2023PA20 Chin.Phys.C 47, 074001 (2023) R.Pachuau, A.Gandhi, N.Singh, A.Kumar, M.Mehta, S.V.Suryanarayana, L.S.Danu, B.K.Nayak, B.Lalremruata Measurement of neutron capture cross section on 71Ga at 2.15 and 3.19 MeV and uncertainty propagation and covariance analysis NUCLEAR REACTIONS 71Ga(n, γ), E=2.15, 3.19 MeV; measured reaction products, Eγ, Iγ; deduced σ, detailed uncertainty propagation and covariance. Comparison with ENDF/B-VIII.0, JEFF-3.1/A, and EXFOR libraries, EMPIRE-3.2, and TALYS-1.95 calculations. Bhabha Atomic Research Centre (BARC), Mumbai, and the Folded Tandem Ion Accelerator (FOTIA) facility.
doi: 10.1088/1674-1137/acce28
2023UP01 J.Phys.(London) G50, 125107 (2023) M.Upadhyay, M.Choudhary, N.Singh, A.Gandhi, A.Sharma, S.Bamal, A.Hingu, S.Mukherjee, G.Mishra, S.De, L.S.Danu, S.Sood, S.Prasad, A.Kumar, R.G.Thomas, A.Kumar Measurement of neutron induced reaction cross-section of 99Mo NUCLEAR REACTIONS 98Mo(n, γ), 115In(n, n'), E=1.67, 2.06, 2.66 MeV; measured reaction products, Eγ, Iγ; deduced σ and covariances. Comparison with the EXFOR library. The Folded Tandem Ion Accelerator (FOTIA) Facility, Bhabha Atomic Research Centre (BARC), Mumbai, India.
doi: 10.1088/1361-6471/ad0417
2022CH29 Eur.Phys.J. A 58, 95 (2022) M.Choudhary, A.Gandhi, A.Sharma, N.Singh, P.Dubey, M.Upadhyay, S.Dasgupta, J.Datta, A.Kumar Measurement of alpha-induced reaction cross-sections on natMo with detailed covariance analysis NUCLEAR REACTIONS Mo(α, X)103Ru/97Ru/95Ru/96Tc/95Tc/94Tc, E=9-32 MeV; measured reaction products, Eγ, Iγ; deduced σ, covarince matrices. Comparison with the EXFOR library, TALYS nuclear reaction code calculations. The K-130 cyclotron, Variable Energy Cyclotron Center (VECC), Kolkata, India.
doi: 10.1140/epja/s10050-022-00741-7
2022GA06 Chin.Phys.C 46, 014002 (2022), Erratum Chin.Phys.C 46, 079001 (2022) A.Gandhi, A.Sharma, R.Pachuau, N.Singh, L.S.Danu, S.V.Suryanarayana, B.K.Nayak, A.Kumar Measurement of (n, α) and (n, 2n) reaction cross sections at a neutron energy of 14.92 ± 0.02 MeV for potassium and copper with uncertainty propagation NUCLEAR REACTIONS 65Cu(n, α), (n, 2n), 41K(n, α), E=14.92 MeV; measured reaction products, Eγ, Iγ; deduced neutron activation σ. Comparison with TALYS and EMPIRE calculations, EXFOR library of experimental data.
doi: 10.1088/1674-1137/ac2ed4
2022RA23 J.Phys.(London) G49, 035103 (2022) N.K.Rai, A.Gandhi, M.T.Senthil Kannan, S.K.Roy, N.Saneesh, M.Kumar, G.Kaur, D.Arora, K.S.Golda, A.Jhingan, P.Sugathan, T.K.Ghosh, J.Sadhukhan, B.K.Nayak, N.K.Deb, S.Biswas, A.Chakraborty, A.Parihari, A.Kumar Inference on fission timescale from neutron multiplicity measurement in 18O + 184W NUCLEAR REACTIONS 184W(18O, X)1NN, E=67.23-76.37 MeV; measured reaction products, En, In; deduced pre-scission and post-scission neutron multiplicities, fission yield distributions. Comparison with theoretical calculations. The National Array of Neutron Detectors (NAND) facility of the Inter University Accelerator Center (IUAC), New Delhi.
doi: 10.1088/1361-6471/ac4b3f
2022SH04 Phys.Rev. C 105, 014624 (2022) Investigation of Weisskopf-Ewing approximation for the determination of (n, p) cross sections using the surrogate reaction technique NUCLEAR REACTIONS 48Ti, 53Cr, 56Fe, 59Co(n, p), E=1-20 MeV; calculated reaction σ(E) with contributions from compound nucleus and preequilibrium mechanisms, spin-dependent proton decay probabilities as a function of the excitation energy and positive- and negative-parity states of the compound nuclei: 49Ti, 54Cr, 57Fe and 60Co, spin distributions of the compound nuclei formed. Weisskopf-Ewing approximation for (n, p) cross sections using surrogate reaction method; deduced that Weisskopf-Ewing approximation not sufficient for deriving the (n, p) cross sections for target nuclei in the mass region A≈50. Comparison with evaluated data in ENDF database and compiled data in EXFOR database. Discussed limitations of the surrogate reaction method for (n, p) reactions.
doi: 10.1103/PhysRevC.105.014624
2022SH11 Phys.Rev. C 105, L031306 (2022) A.Sharma, A.Gandhi, Ajay Kumar Learning correlations in nuclear masses using neural networks NUCLEAR STRUCTURE 115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149Ba; calculated mass excess. Predictions of neural network with finite range droplet model and Hartree- Fock-Bogoliubov models calculations used as an input.
doi: 10.1103/PhysRevC.105.L031306
2022SH38 Phys.Rev. C 106, L041601 (2022) Deterministic sampling approach for the propagation of uncertainties in nuclear reaction models NUCLEAR REACTIONS 56Fe(n, X), E<20 MeV; calculated σ(E), uncertainty propagation of the optical model parameters. Optical model calculations. Uncertainty propagation with stochastic approach (Monte Carlo method) and deterministic sampling approach (unscented transform method). Showed that deterministic approach provides similar results to Monte-Carlo sampling with much less computation time.
doi: 10.1103/PhysRevC.106.L041601
2021FE07 Eur.Phys.J. A 57, 194 (2021) N.A.Fedorov, D.N.Grozdanov, Yu.N.Kopatch, T.Yu.Tretyakova, I.N.Ruskov, V.R.Skoy, I.D.Dashkov, F.A.Aliyev, S.Dabylova, C.Hramco, A.Kumar, A.Gandhi, D.Wang, E.P.Bogolyubov, D.I.Yurkov, for the TANGRA collaboration Inelastic scattering of 14.1 MeV neutrons on iron NUCLEAR REACTIONS 56Fe(n, n'), E=14.1 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with TALYS-1.9 calculations, TANGRA facility and the tagged neutron method.
doi: 10.1140/epja/s10050-021-00503-x
2021GA08 Eur.Phys.J. A 57, 1 (2021) A.Gandhi, A.Sharma, R.Pachuau, B.Lalremruata, M.Mehta, P.N.Patil, S.V.Suryanarayana, L.S.Danu, B.K.Nayak, A.Kumar Neutron radiative capture cross section for sodium with covariance analysis NUCLEAR REACTIONS 23Na(n, γ), 115In(n, n'), E=0.6-3.2 MeV; measured reaction products, Eγ, Iγ; deduced relative σ and covariances. Comparison with EXFOR library, TALYS and EMPIRE calculations, ENDF/B-VIII.0, IRDFF-1.05, JENDL-4.0, and JEFF-3.3 evaluations.
doi: 10.1140/epja/s10050-020-00322-6
2021ME10 J.Radioanal.Nucl.Chem. 328, 71 (2021) M.Mehta, N.L.Singh, R.K.Singh, S.Parashari, P.V.Subhash, H.Naik, R.D.Chauhan, R.Makwana, S.V.Suryanarayana, S.Mukherjee, A.Gandhi, J.Varmuza, K.Katovsky Measurement of 90Zr(n, 2n)89Zr and 90Zr(n, p)90mY reaction cross-sections in the neutron energy range of 10.95 to 20.02 MeV NUCLEAR REACTIONS 90Zr(n, 2n), (n, p), E=10.95-20.02 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with TALYS-1.9 and EMPIRE-3.2.2 calculations.
doi: 10.1007/s10967-021-07625-y
2021PA39 Eur.Phys.J. A 57, 268 (2021); Erratum Eur.Phys.J. A 57, 281 (2021) R.Pachuau, N.Otuka, C.V.Midhun, A.Gandhi, A.Mazumdar, H.Krishnamoorthy, A.Reza, V.Vatsa, S.V.Suryanarayana, B.K.Nayak, L.S.Danu, T.Patel, S.Bishnoi, I.Pasha, A.Kumar, V.Nanal Fast-neutron induced reaction cross section measurement of tin with dual monitor foils and covariance analysis NUCLEAR REACTIONS Sn(n, X)111Sn/117Sn/123Sn/111In/116In/117In/118In, E ∼ 14.5 MeV; measured reaction products, Eγ, Iγ; deduced elemental and isotopic σ. Comparison with EXFOR, JEFF-3.1/A, JENDL/AD-2017 libraries, TALYS-1.9 calculations.
doi: 10.1140/epja/s10050-021-00578-6
2020FE04 Bull.Rus.Acad.Sci.Phys. 84, 367 (2020) N.A.Fedorov, D.N.Grozdanov, Yu.N.Kopatch, V.M.Bystritsky, T.Yu.Tretyakova, I.N.Ruskov, V.R.Skoy, S.Dabylova, F.A.Aliev, K.Hramco, N.A.Gundorin, I.D.Dashkov, E.P.Bogolyubov, D.I.Yurkov, A.Gandhi, A.Kumar Measuring the Yields and Angular Distributions of γ Quanta from the Interaction between 14.1 MeV Neutrons and Magnesium Nuclei
doi: 10.3103/S1062873820040085
2020GA19 Phys.Rev. C 102, 014603 (2020) A.Gandhi, A.Sharma, A.Kumar, R.Pachuau, B.Lalremruata, S.V.Suryanarayana, L.S.Danu, T.Patel, S.Bishnoi, B.K.Nayak Measurement of (n, γ), (n, p) and (n, 2n) reaction cross sections for sodium, potassium, copper, and iodine at neutron energy 14.92 ± 0.02 MeV with covariance analysis NUCLEAR REACTIONS 23Na(n, γ), 41K, 65Cu(n, p), 127I(n, 2n), E=14.92 MeV; measured Eγ, Iγ in off-line γ-spectroscopy at the Purnima facility of BARC, Mumbai using natural targets; deduce σ and correlation matrix. Comparison with theoretical calculations using TALYS-1.9 and EMPIRE-3.2 with parameters from RIPL, with previous experimental results in the EXFOR database, and with evaluated data in TENDL-2017, IRDFF-1.05, and ENDF/B-VIII libraries.
doi: 10.1103/PhysRevC.102.014603
2020GR12 Phys.Atomic Nuclei 83, 384 (2020) D.N.Grozdanov, N.A.Fedorov, Yu.N.Kopatch, V.M.Bystritsky, T.Yu.Tretyakova, I.N.Ruskov, V.R.Skoy, S.Dabylova, F.A.Aliev, K.Hramco, N.A.Gundorin, I.D.Dashkov, E.P.Bogolyubov, D.I.Yurkov, V.I.Zverev, A.Gandhi, A.Kumar Measurement of the Yield and Angular Distributions of Gamma Rays Originating from the Interaction of 14.1-MeV Neutrons with Chromium Nuclei
doi: 10.1134/S1063778820030096
2020SH13 J.Phys.(London) G47, 065106 (2020) A.Sharma, A.Gandhi, N.Singh, S.V.Suryanarayana, B.K.Nayak, A.Kumar Exploitation of surrogate reaction method for deriving proton induced fission cross sections of short lived actinides NUCLEAR REACTIONS 240Pu, 234,233Th, 236U(p, F), 240Am, 233,234Pa, 236Np(n, F), E<25 MeV; analyzed available data; calculated proton-induced reactions σ using neutron-induced reaction σ from TENDL-2017, JENDL-4.0.
doi: 10.1088/1361-6471/ab8916
2019FE07 Phys.Atomic Nuclei 82, 343 (2019) N.A.Fedorov, T.Yu.Tretyakova, V.M.Bystritsky, Yu.N.Kopach, I.N.Ruskov, V.R.Skoy, D.N.Grozdanov, N.I.Zamyatin, W.Dongming, F.A.Aliev, K.Hramco, A.Kumar, A.Gandhi, S.Dabylova, D.I.Yurkov, Yu.N.Barmakov Investigation of Inelastic Neutron Scattering on 27Al Nuclei
doi: 10.1134/S1063778819040094
2019MO25 Phys.Rev. C 100, 011602 (2019) G.Mohanto, A.Parihari, P.C.Rout, S.De, E.T.Mirgule, B.Srinivasan, K.Mahata, S.P.Behera, M.Kushwaha, D.Sarkar, B.K.Nayak, A.Saxena, A.K.R.Kumar, A.Gandhi, Sangeeta, N.K.Deb, P.Arumugam Collective enhancement in nuclear level density NUCLEAR REACTIONS 181Ta, 197Au(11B, X)192Pt*/208Pb*, E=61.5, 63.0 MeV; measured Eα, Iα, neutron time of flight, E(n), I(n), and αn-coin from the compound nuclei using ΔE-E telescopes for charged particle detection and liquid scintillator array for neutron detection at the BARC-TIFR LINAC-Pelletron facility. 188Os, 204Pb; deduced inverse level density parameters as a function of excitation energy, and energy-dependent collective enhancement factor obtained from simultaneous fitting of the neutron spectra. 169Tm, 181Ta(α, X), E=26-40 MeV; analyzed previous experimental yields with model calculations. 187Os, 203Pb; calculated temperature dependent free energy surfaces. Comparison with statistical model calculations.
doi: 10.1103/PhysRevC.100.011602
2019PA52 Nucl.Phys. A992, 121613 (2019) R.Pachuau, B.Lalremruata, A.Gandhi, S.V.Suryanarayana, B.K.Nayak, A.Kumar, L.S.Danu Neutron induced cross section measurements on gallium isotopes at neutron energy 14.90 ± 0.01 MeV and covariance analysis NUCLEAR REACTIONS 69Ga(n, p), (n, 2n), E=14.90 MeV;71Ga(n, p), (n, n'α), (n, 2n), E=14.90 MeV; measured reaction products, Eγ, Iγ; deduced σ from threshold to ≈ 20 MeV; calculated covariance analysis of measured σ results, compared with EXFOR database, TALYS-1.9 calculations and ENDF/B-VIII.0 and JENDL-4.0 databases.
doi: 10.1016/j.nuclphysa.2019.121613
2019RA18 Phys.Rev. C 100, 014614 (2019) N.K.Rai, A.Gandhi, Ajay Kumar, N.Saneesh, M.Kumar, G.Kaur, A.Parihari, D.Arora, K.S.Golda, A.Jhingan, P.Sugathan, T.K.Ghosh, J.Sadhukhan, B.K.Nayak, N.K.Deb, S.Biswas, A.Chakraborty Measurement of neutron multiplicity to investigate the role of entrance channel parameters on the nuclear dissipation NUCLEAR REACTIONS 186W(18O, X), E=96.49, 101.50, 106.51 MeV; measured fission fragments, time-of-flight for fission fragments, E(n), I(n), (fragment)n-coin, angular distribution of neutrons, pre- and post-scission neutron multiplicity and temperature, and nuclear dissipation parameter using the NAND array of organic liquid scintillator detectors for neutron detection and multiwire proportional counters for fragment detection at the 15UD Pelletron accelerator of IUAC, New Delhi; deduced variation of the dissipation parameter β with respect to the entrance channel mass asymmetry. Comparison with statistical model calculations using the code VECSTAT.
doi: 10.1103/PhysRevC.100.014614
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