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NSR database version of May 2, 2024.

Search: Author = D.Bhowmick

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2019CH55      J.Phys.(London) G46, 125105 (2019)

A.Chakrabarti, S.Dechoudhury, D.Bhowmick, V.Naik

Signature of bi-modal fission in uranium nuclei

NUCLEAR REACTIONS ²³²Th(α, F), E=23-66 MeV; analyzed available data. ^{229,230,231,232,233,234,235,236}U; deduced the signature of bi-modal fission, one asymmetric and the other symmetric.

doi: 10.1088/1361-6471/ab4e4d
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2016KH11      Phys.Rev. C 94, 054605 (2016); Erratum Phys.Rev. C 97, 019903 (2018)

F.A.Khan, D.Bhowmick, D.N.Basu, M.Farooq, A.Chakrabarti

Comparison of yields of neutron-rich nuclei in proton- and photon-induced ²³⁸U fission

NUCLEAR REACTIONS ²³⁸U(p, F), E=12, 35, 13-63 MeV; calculated mass-yield distributions, variation of symmetric and asymmetric Gaussian parameters with excitation energies, total fission σ(E). ²³⁸U(p, F), E=12 MeV; ²³⁸U(γ, F), E=13.5 MeV; calculated ratio of cross sections, contour plots for σ(Z, N), plot of atomic number Z vs neutron number N for exotic nuclei (Z=25-60, N=50-105) of fragments, σ for production of ⁸⁰Zn, ⁹⁶Kr, ¹⁰⁶Zr, ¹³³Sn, ¹⁴³Xe, ¹⁵⁴Ce and for r-process nuclei ⁸⁰Ge, ⁸⁶Se, ⁹⁶Sr, ¹⁰¹Zr, ¹¹⁷Pd, ¹²²Cd, ¹³³Te, ¹³⁸Xe, ¹⁴⁸Ce in the two fission processes. Two-mode fission mechanism with three-Gaussian function. Comparison with experimental data, and calculations using TALYS and PACE4 codes.

doi: 10.1103/PhysRevC.94.054605
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2015BH07      Phys.Rev. C 91, 044611 (2015)

D.Bhowmick, D.Atta, D.N.Basu, A.Chakrabarti

Yields of neutron-rich nuclei by actinide photofission in the giant dipole resonance region

NUCLEAR REACTIONS ²³⁸U(γ, F), (γ, X), E<29.1 MeV; analyzed photoabsorption and photofission σ(E), mass and charge cross sections for the production of A=80-161, Z=32-63 neutron-rich nuclei in photofission in GDR region; analyzed behavior of symmetric and asymmetric modes of photon-induced fission as function of the average excitation energy of the fissioning nucleus. Relevance to r-process in nucleosynthesis. ²³²Th, ^{233,234,235,236,238}U, ²³⁷Np, ²³⁹Pu(γ, F), (γ, X); analyzed experimental data in the GDR region; deduced peak cross section, resonance energy, and full width at half maximum.

doi: 10.1103/PhysRevC.91.044611
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1998BH14      Mod.Phys.Lett. A 13, 2665 (1998)

D.Bhowmick, A.Chakrabarti, D.N.Basu, P.Ghosh, R.Goswami

Empirical Formalism for Projectile Fragmentation and Production of New Neutron-Rich Nuclei with RIBS

NUCLEAR REACTIONS ¹⁸¹Ta(⁴⁸Ca, X), E=70 MeV/nucleon; ¹⁸¹Ta(⁵⁰Ti, X), E=80 MeV/nucleon; ⁵⁸Ni(⁷⁸Kr, X), E=75 MeV/nucleon; ²⁷Al(⁸⁶Kr, X), E=70 MeV/nucleon; calculated fragments isotopic production σ. Empirical formalism, comparisons with data, previous calculations.

doi: 10.1142/S0217732398002837
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