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NSR database version of April 27, 2024.

Search: Author = Gonika

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2024HA02      Nucl.Phys. A1042, 122789 (2024)

K.Hajara, M.M.Musthafa, N.Madhavan, S.Nath, J.Gehlot, Gonika, C.V.Midhun, Sh.Akbar, F.Sh.Shana, A.Parihari, R.Biswas, A.Kaur

Entrance channel dependence of quasi fission in reactions leading to ²⁰⁶Po compound nucleus

NUCLEAR REACTIONS ¹⁸⁷Re(¹⁹F, X)²⁰⁶Pb, E=157.37, 152.30, 142.16, 132.01, 121.83 MeV; measured reaction products; deduced evaporation residue (ER) σ, normalized yields. Comparison with available data, theoretical calculations. The 15 UD Pelletron + SC - LINAC combined accelerator facility at IUAC, New Delhi.

doi: 10.1016/j.nuclphysa.2023.122789
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2024KA01      Nucl.Phys. A1042, 122791 (2024)

A.Kaur, A.Kumar, Ch.Sharma, N.Dhanda, Raghav, N.Madhavan, S.Nath, J.Gehlot, Gonika, Ch.Kumar, P.Sherpa, A.Parihari, J.Pandey, A.K.Gupta, H.P.Sharma, B.R.Behera

Evaporation residue cross-section measurements for ³⁰Si+¹⁴²Ce system

NUCLEAR REACTIONS ¹⁴²Ce(³⁰Si, X), (²⁸Si, X), E=105-132 MeV; measured reaction products; deduced evaporation residue (ER) σ. Comparison with coupled-channels calculations using the CCFULL code. The HYbrid Recoil mass Analyzer (HYRA) at IUAC, New Delhi.

doi: 10.1016/j.nuclphysa.2023.122791
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2023BI02      Eur.Phys.J. A 59, 60 (2023)

R.Biswas, S.Nath, J.Gehlot, Gonika, C.Kumar, A.Parihari, N.Madhavan, A.Vinayak, A.Mahato, S.Noor, P.Sherpa, K.Sekizawa

Determination of 1p- and 2p-stripping excitation functions for ¹⁶O+¹⁴²Ce using a recoil mass spectrometer

NUCLEAR REACTIONS ¹⁴²Ce(¹⁶O, ¹⁵N), (¹⁶O, ¹⁴C), E=57-69 MeV; measured reaction products, TOF; deduced σ(θ). Comparison with finite-range CRC model calculations performed using the code fresco. 15UD Pelletron accelerator at IUAC, New Delhi.

doi: 10.1140/epja/s10050-023-00975-z
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2023KU28      Eur.Phys.J. A 59, 277 (2023)

C.Kumar, Gonika, Yashraj, R.Biswas, S.Kalkal, S.Nath

Coupled reaction channel analysis of one- and two-nucleon transfer in ²⁸Si+^{90, 94}Zr

NUCLEAR REACTIONS ⁹⁰Zr(²⁸Si, ²⁹Si)⁸⁹Zr, ⁹⁴Zr(²⁸Si, ²⁹Si)⁹³Zr, ⁹⁴Zr(²⁸Si, ²⁷Al)⁹⁵Nb, ⁹⁰Zr(²⁸Si, ²⁷Al)⁹¹Nb, ⁹⁴Zr(²⁸Si, ³⁰Si)⁹²Zr, ⁹⁴Zr(²⁸Si, ²⁶Mg)⁹⁶Mo, ⁹⁰Zr(²⁸Si, ²⁶Mg)⁹²Mo, E(cm)=60-80 MeV; calculated σ(θ) using the coupled reaction channel (CRC) formalism. Comparison with available data.

doi: 10.1140/epja/s10050-023-01195-1
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2023PR09      Phys.Rev. C 107, 064616 (2023)

R.Prajapat, M.Maiti, R.Kumar, M.Sagwal, Gonika, C.Kumar, R.Biswas, J.Gehlot, S.Nath, N.Madhavan

Investigation of the role of neutron transfer and fusion hindrance in ²⁸Si + ¹⁵⁸Gd at deep sub-barrier energies

NUCLEAR REACTIONS ¹⁵⁸Gd(²⁸Si, X), E=107-140 MeV; measured reaction products, evaporation residues; deduced fusion σ(E), fusion excitation functions, fusion barrier distribution (BD), astrophysical S-factor, logarithmic derivatives, fusion hindrance threshold energy. Comparison of fusion excitation functions and BD of ²⁸Si+¹⁵⁸Gd with ³⁰Si+¹⁵⁶Gd reaction. Systematics of fusion hindrance threshold energy as a function of entrance channel parameter for systems ²⁸Si+¹⁵⁸Gd, ⁶⁴Ni+¹⁰⁰Mo, ⁶⁰No+⁸⁹Y, ⁶⁴Ni+⁶⁴Ni, ²⁸Si+³⁰Si, ²⁸Si+⁶⁴Ni, ¹¹B+¹⁹⁷Au, ¹²C+¹⁹⁸Pt, ¹⁶O+²⁰⁸Pb. Obtained cross-sections analyzed in the framework of CCFULL and ECC. Compared with theoretical model calculations. Recoil mass spectrometer HIRA at 15 UD Pelletron accelerator facility (IUAC, New Delhi).

doi: 10.1103/PhysRevC.107.064616
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2022HA11      Phys.Rev. C 105, 044619 (2022)

K.Hajara, M.M.Musthafa, C.V.Midhun, S.Akbar, P.T.M.Shan, N.Madhavan, S.Nath, J.Gehlot, Gonika, R.Biswas, F.S.Shana, A.Kaur, P.N.Patil

Evaporation residue cross section measurements for the ³⁰Si + ¹⁷⁶Yb reaction

NUCLEAR REACTIONS ¹⁷⁶Yb(³⁰Si, X)²⁰⁶Po^*, E=125-203 MeV; measured reaction products, angular distributions; deduced evaporation residue σ(E).Comparison to statistical model calculations and to experimental results obtained in ¹⁹⁴Pt(¹²C, X)²⁰⁶Po reaction. 15 UD Pelletron+SC–LINAC accelerator facility at IUAC, New Delhi.

doi: 10.1103/PhysRevC.105.044619
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2022KA07      Nucl.Phys. A1019, 122384 (2022)

D.P.Kaur, B.R.Behera, N.Madhavan, S.Nath, J.Gehlot, A.Kaur, Raghav, Gonika, R.Biswas, Subodh, Amit, A.Parihari, K.Rani, H.Arora, Shruti, S.Pal

Measurements of evaporation residue cross-sections for ⁴⁸Ti + ^{140, 142}Ce reactions

NUCLEAR REACTIONS ^140,142Ce(⁴⁸Ti, X), E=208-273 MeV; measured reaction products; deduced transmission efficiency, evaporation residue σ. Comparison with statistical model calculations.

doi: 10.1016/j.nuclphysa.2022.122384
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6416.

2022NO08      Eur.Phys.J. A 58, 129 (2022)

S.Noor, S.Kalkal, B.K.Guron, N.Madhavan, S.Nath, J.Gehlot, Gonika, R.Biswas, C.Kumar, A.Rani, A.Parihari

Channel coupling effects in interactions of ¹⁹F with ^{64, 68}Zn at energies around the Coulomb barrier

NUCLEAR REACTIONS ^64,68Zn(¹⁸F, X), E=40-60 MeV; measured reaction products; deduced fusion σ, Wood-Saxon potential parameters. Comparison with 1d-BPM, CCFULL and GRAZING calculations, CCDEF calculations. Heavy Ion Reacti on Analyzer (HIRA) at Inter-University Accelerator Center (IUAC), New Delhi.

doi: 10.1140/epja/s10050-022-00783-x
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6438.

2022PR05      Phys.Rev. C 105, 064612 (2022)

R.Prajapat, M.Maiti, R.Kumar, M.Sagwal, Gonika, C.Kumar, R.Biswas, J.Gehlot, S.Nath, N.Madhavan

Fusion and back-angle quasielastic measurements in ³⁰Si + ¹⁵⁶Gd near the Coulomb barrier

NUCLEAR REACTIONS ¹⁵⁶Gd(³⁰Si, X), (³⁰Si, ³⁰Si'), E=108-136 MeV; measured reaction products, evaporation residues; deduced fusion σ(Ε), quasielastic scattering σ(θ) fusion barrier distribution, fusion excitation function, quasielastic scattering excitation function, Analysis within the framework of coupled channel predictions using CCFULL and ECC model codes. Comparison to other experimental data and one-dimensional barrier penetration model (1DBPM) calculations. Recoil mass spectrometer - the heavy ion reaction analyzer (HIRA) combined with MWPC and SSSD detectors at 15UD Pelletron accelerator facility at the Inter-University Accelerator Center (IUAC), New Delhi.

doi: 10.1103/PhysRevC.105.064612
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6436.

2022RA29      Phys.Rev. C 106, 064606 (2022)

A.Rani, S.Mandal, K.Chakraborty, R.Gupta, C.V.Ahmad, A.Parihari, D.Vishwakarma, P.Khandelwal, P.S.Rawat, P.Sherpa, S.Kumar, N.Madhavan, S.Nath, J.Gehlot, R.Biswas, Gonika, C.Kumar, S.Noor, A.Vinayak

Examining the correlation between multi-neutron transfer and inelastic excitations in sub-barrier fusion enhancement

NUCLEAR REACTIONS ^116,120,124Sn(²⁸Si, X), E=88-121 MeV; measured reaction products, evaporation residues; deduced fusion σ(E). Comparison to uncoupled (1-D BPM), coupled-channels calculations (CCFULL code), FRESCO and semiclassical calculations (ECC). Suggested incorporation of multi-neutron transfer channel coupling along with the inelastic excitation simultaneously in the coupled-channels formalism in order to reproduce the fusion excitation function. Systematics of the fusion reactions for ²⁸Si projectile on various targets together with Sn targets and various projectiles. Recoil Mass Separator (RMS), Heavy Ion Reaction Analyzer (HIRA) at the Inter-University Accelerator Centre (IUAC), New Delhi.

doi: 10.1103/PhysRevC.106.064606
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2022SA36      Phys.Rev. C 106, 024614 (2022)

S.Sanila, A.M.Vinodkumar, B.R.S.Babu, N.Madhavan, S.Nath, J.Gehlot, R.Biswas, C.Kumar, Gonika, A.Rani, A.Parihari, D.Viswakarma, S.Noor, E.Prasad

Fusion studies in ¹²C + ^{182, 184, 186}W reactions at energies below and near the Coulomb barrier

NUCLEAR REACTIONS ¹⁸²W(¹²C, X)¹⁹⁴Hg, ¹⁸⁴W(¹²C, X)¹⁹⁶Hg, ¹⁸⁶W(¹²C, X)¹⁹⁸Hg, E=52-84 MeV; measured reaction products, evaporation residues; deduced evaporation residue σ(E) at energies below and near the Coulomb barrier, fusion and fission excitation functions. Analysis within the framework of coupled channel predictions using CCFULL. Comparison to other experimental data, one-dimensional barrier penetration model (1DBPM) calculations and statistical model calculations using code HIVAP (Heavy-Ion VAPorisation statistical-evaporation model). Systematics of Hg isotopes production in heavy ion fusion reactions. Recoil mass spectrometer - the heavy ion reaction analyzer (HIRA) combined with MWPC and SSSD detectors at 15UD Pelletron accelerator facility at the Inter-University Accelerator Center (IUAC), New Delhi.

doi: 10.1103/PhysRevC.106.024614
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6440.

2021VI08      Phys.Rev. C 104, 054602 (2021)

A.C.Visakh, E.Prasad, P.V.Laveen, M.Shareef, A.Shamlath, S.Nath, N.Madhavan, J.Gehlot, Gonika, R.Biswas, A.Parihari, J.Khuyagbaatar, B.Lommel, B.Kindler, A.M.Vinodkumar, B.R.S.Babu, S.Sanila, K.M.Varier, S.Appannababu

Fusion studies in ¹⁶O + ^{142, 150}Nd reactions at energies near the Coulomb barrier

NUCLEAR REACTIONS ¹⁴²Nd(¹⁶O, X), E=60-104 MeV; ¹⁵⁰Nd(¹⁶O, X), E=56-104 MeV from the 15-UD Pelletron accelerator at IUAC-New Delhi; measured reaction products using the Heavy Ion Reaction Analyzer (HIRA), with electromagnetic configuration of Q1Q2-ED1-M-MD-ED2-Q3Q4 and two silicon surface barrier detectors (SSBDs), evaporation residues (ERs) using position sensitive multiwire proportional counter (MWPC), two-dimensional ΔE versus ToF spectra, σ(E) for ERs; deduced fusion σ(E). ¹⁴⁸Nd(¹⁸O, X), ^142,144,148Nd(¹⁶O, X), E-V_B=-10-35 MeV analyzed previous and present experimental measurements for reduced fusion σ(E). Comparison with coupled channels calculations using CCFULL code, and with 1D-BPM predictions using Akyuz-Winther (AW) potential parameters.

doi: 10.1103/PhysRevC.104.054602
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6412.

2020CH47      Phys.Rev. C 102, 064606 (2020)

A.Chauhan, R.Prajapat, G.Sarkar, M.Maiti, R.Kumar, Malvika, Gonika, J.Gehlot, S.Nath, A.Parihari, N.Madhavan

Evaporation residue cross section in the ³⁷Cl + ⁶⁸Zn fusion reaction near the Coulomb barrier

NUCLEAR REACTIONS ⁶⁸Zn(³⁷Cl, X), (³⁷Cl, 4n)¹⁰¹Ag, (³⁷Cl, 5n)¹⁰⁰Ag, (³⁷Cl, 3np)¹⁰¹Pd, (³⁷Cl, 4np)¹⁰⁰Pd, (³⁷Cl, 5np)⁹⁹Pd, (³⁷Cl, nα)¹⁰⁰Rh, (³⁷Cl, 2nα)⁹⁹Rh, (³⁷Cl, 3nα)⁹⁸Rh, (³⁷Cl, 4nα)⁹⁷Rh, (³⁷Cl, 2npα)⁹⁸Ru, (³⁷Cl, 3npα)⁹⁷Ru, E=94.8-138.9 MeV; measured recoiling evaporation residues (ERs), time-of-flight using the recoil mass spectrometer HIRA at the 15UD Pelletron accelerator facility of IUAC-New Delhi; deduced two-dimensional mass spectrum, fusion σ(E), total ER σ(E) for the production of individual residual nuclei, fragmentation potentials. Comparison with theoretical calculations using CCFULL code for coupled channel model, PACE4 code for statistical model, DCM code for non-statistical model.

doi: 10.1103/PhysRevC.102.064606
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6393.