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Search: Author = A.K.Chaubey

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2023KU12      Phys.Atomic Nuclei 86, 51 (2023)

A.Kumar Jashwal, A.Agarwal, Harshvardhan, I.A.Rizvi, R.Kumar, A.K.Chaubey

Low Energy Incomplete Fusion Reactions: Probing of Entrance Channel Effect

NUCLEAR REACTIONS ⁹³Nb(¹³C, X), (¹⁸O, X)¹⁰⁶In/¹⁰⁷In/¹⁰⁸In/¹⁰⁵Cd/¹⁰⁷Cd/¹⁰¹Ag/¹⁰²Ag/¹⁰³Ag/¹⁰⁴Ag/¹⁰⁵Ag/¹⁰⁰Pd/¹⁰¹Pd/⁹⁶Rh/⁹⁷Rh/⁹⁸Rh/⁹⁹Rh/¹⁰⁰Rh/⁹⁷Ru/⁹⁴Tc/⁹⁵Tc/⁹⁶Tc/¹⁰⁰Tc, E=4-7 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ. Comparison with statistical model code PACE-4. National ion-beam facility of the Inter University Accelerator Centre (IUAC), New Delhi, India.

doi: 10.1134/S1063778823020096
Citations: PlumX Metrics

2022AG01      Phys.Rev. C 105, 034609 (2022)

A.Agarwal, A.Kumar Jashwal, M.Kumar, S.Prajapati, S.Dutt, M.Gull, I.A.Rizvi, K.Kumar, S.Ali, A.Yadav, R.Kumar, A.K.Chaubey

Role of the entrance channel in the experimental study of incomplete fusion of ¹³C with ⁹³Nb

NUCLEAR REACTIONS ⁹³Nb(¹³C, 4n)¹⁰²Ag, (¹³C, 5n)¹⁰¹Ag, (¹³C, 4np)¹⁰¹Pd, (¹³C, 5np)¹⁰⁰Pd, (¹³C, 2nα)¹⁰⁰Rh, (¹³C, 3nα)⁹⁹Rh, (¹³C, 4nα)⁹⁸Rh, (¹³C, 5nα)⁹⁷Rh, (¹³C, 6nα)⁹⁶Rh, (¹³C, 4npα)⁹⁷Ru, (¹³C, 2n2α)⁹⁶Tc, (¹³C, 3n2α)⁹⁵Tc, (¹³C, 4n2α)⁹⁴Tc, E=63.7, 68.1, 70.8, 72.1, 73.8, 75.8, 78.5, 79.2, 82.8, 87.1 MeV; measured Eγ, Iγ, excitation functions; deduced residual production, total fusion and incomplete fusion σ(E), incomplete fusion strength function. Activation technique. Comparison to statistical model calculations (PACE). Comparison of incomplete fusion strength function to other experimental results obtained with different projectiles (¹⁶O, ¹⁸O) on ⁹³Nb or same projectile ¹³C on different targets (¹⁵⁹Tb, ¹⁶⁵Ho, ¹⁶⁹Tm, ¹⁷⁵Lu). Irradiation of targets at 15UD Pelletron accelerator at the Inter-University Accelerator Center (IUAC), New Delhi.

doi: 10.1103/PhysRevC.105.034609
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6425.

2021AG04      Phys.Rev. C 103, 034602 (2021)

A.Agarwal, A.Kumar Jashwal, M.Kumar, S.Prajapati, S.Dutt, M.Gull, I.A.Rizvi, K.Kumar, S.Ali, A.Yadav, R.Kumar, A.K.Chaubey

Effect of neutron excess in the entrance channel on the ¹⁸O + ⁹³Nb system: An experimental study relevant to incomplete-fusion dynamics

NUCLEAR REACTIONS ⁹³Nb(¹⁸O, 3n)¹⁰⁸In, (¹⁸O, 4n)¹⁰⁷In, (¹⁸O, 5n)¹⁰⁶In, (¹⁸O, 3np)¹⁰⁷Cd, (¹⁸O, 5np)¹⁰⁵Cd, (¹⁸O, 2nα)¹⁰⁵Ag, (¹⁸O, 3nα)¹⁰⁴Ag, (¹⁸O, 4nα)¹⁰³Ag, (¹⁸O, 5nα)¹⁰²Ag, (¹⁸O, 6nα)¹⁰¹Ag, (¹⁸O, 6npα)¹⁰⁰Pd, (¹⁸O, 3n2α)¹⁰⁰Rh, (¹⁸O, 4n2α)⁹⁹Rh, (¹⁸O, 2p2α)¹⁰¹Tc, (¹⁸O, 3n3α)⁹⁶Tc, (¹⁸O, 4n3α)⁹⁵Tc, E=61.56, 68.37, 72.33, 76.84, 82.30, 84.85, 89.28, 92.19, 99.20 MeV; measured Eγ, Iγ, production σ(E) by activation method at the 15UD pelletron accelerator facility of IUAC-New Delhi. Comparisons with PACE4 theoretical calculations; deduced effect of entrance channel parameters on incomplete fusion (ICF). ¹⁰³Rh, ¹⁵⁹Tb, ¹⁶⁹Tm, ¹⁷⁵Lu(¹²C, X), ¹⁵⁹Tb, ¹⁶⁹Tm, ¹⁷⁵Lu(¹³C, X), ⁹³Nb, ¹⁰³Rh, ¹⁵⁹Tb, ¹⁶⁹Tm, ¹⁷⁵Lu(¹⁶O, X), ⁹³Nb, ¹⁵⁹Tb, ¹⁷⁵Lu(¹⁸O, X), E at relative velocity=0.053c; analyzed previous and present σ(E) data for incomplete fusion; deduced ICF dependence on Coulomb factor, reaction Q value and neutron skin thickness.

doi: 10.1103/PhysRevC.103.034602
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6397.

2019AL33      Phys.Rev. C 100, 064607 (2019)

S.Ali, K.Kumar, M.Gull, T.Ahmad, I.A.Rizvi, A.Agarwal, A.K.Chaubey, S.S.Ghugre

Systematic of fusion incompleteness in reactions induced by α cluster projectiles

NUCLEAR REACTIONS ¹⁶⁵Ho(²⁰Ne, 3n)¹⁸²Ir, (²⁰Ne, 2np)¹⁸²Os, (²⁰Ne, 3np)¹⁸¹Os, (²⁰Ne, 5np)¹⁷⁹Os, (²⁰Ne, α)¹⁸¹Re, (²⁰Ne, 2nα)¹⁷⁹Re, (²⁰Ne, 3nα)¹⁷⁸Re, (²⁰Ne, 4nα)¹⁷⁷Re, (²⁰Ne, 3npα)¹⁷⁷W, (²⁰Ne, 4npα)¹⁷⁶W, (²⁰Ne, 2n2α)¹⁷⁵Ta, (²⁰Ne, 3np2α)¹⁷³Hf, (²⁰Ne, 3n2α)¹⁷⁴Ta, (²⁰Ne, 4n2α)¹⁷³Ta, E=90.2, 98.4, 108.2, 121.9, 132.6, 145.0 MeV; measured off-line Eγ, Iγ, total σ(E) of observed evaporation residues (ERs) using activation method; deduced fusion σ(E), incomplete fusion probability. ⁸⁹Y, ⁹³Nb, ¹¹⁵In, ¹⁵⁹Tb, ¹⁶⁵Ho, ¹⁸¹Ta(¹²C, X), E(breakup threshold)=7.36 MeV; ⁴⁹Sc, ⁵¹V, ⁸⁹Y, ¹⁰³Rh, ¹¹⁵In, ¹³⁰Te, ¹⁵⁹Tb, ¹⁶⁵Ho, ¹⁶⁹Tm, ¹⁸¹Ta(¹⁶O, X), E(breakup threshold)=7.16 MeV; ⁵¹V, ⁵⁵Mn, ⁵⁹Co, ¹⁵⁹Tb, ¹⁶⁵Ho, ¹⁶⁹Tm(²⁰Ne, X), E(breakup threshold)=4.73 MeV; analyzed fusion σ data to deduce critical angular momentum, and compared with prediction of sum rule. Comparison with statistical model calculations using PACE4 code. ¹⁷³Ta, ¹⁷⁹Os; measured half-life decay curves.

doi: 10.1103/PhysRevC.100.064607
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6375.

2019KU18      Phys.Rev. C 100, 034616 (2019)

M.Kumar, A.Agarwal, S.Prajapati, K.Kumar, S.Dutt, I.A.Rizvi, R.Kumar, A.K.Chaubey

Influence of projectile structure and target deformation on incomplete fusion in the ¹⁶O + ⁵¹V system

NUCLEAR REACTIONS ⁵¹V(¹⁶O, 2n)⁶⁵Ga, (¹⁶O, 3np)⁶³Zn, (¹⁶O, 4np)⁶²Zn, (¹⁶O, 2nα)⁶¹Cu, (¹⁶O, 2pα)⁶¹Co, (¹⁶O, 2n2α)⁵⁷Co, (¹⁶O, 3nα)⁶⁰Cu, (¹⁶O, n2α)⁵⁸Co, (¹⁶O, 3n2α)⁵⁶Co, E=47.29, 61.90, 74.89, 86.68, 97.55 MeV; measured Eγ, Iγ, σ(E) by activation method; deduced total fusion σ(E), ratio of incomplete fusion (ICF) to complete fusion (CF), enhancement of the α-emitting channels. Results compared to statistical model calculations using ALICE-91 code, and to the previous experimental studies using ⁵¹V target and ¹²C, ¹⁶O and ²⁰Ne projectiles. Experiment carried out using the 15UD Pelletron accelerator at the Inter-University Accelerator Center (IUAC), New Delhi.

doi: 10.1103/PhysRevC.100.034616
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6369.

2018AL18      Eur.Phys.J. A 54, 56 (2018)

S.Ali, T.Ahmad, K.Kumar, M.Gull, I.A.Rizvi, A.Agarwal, S.S.Ghugre, A.K.Sinha, A.K.Chaubey

Role of partial linear momentum transfer on incomplete fusion reaction

NUCLEAR REACTIONS ⁵¹V(²⁰Ne, xnp), (²⁰Ne, 2nα), (²⁰Ne, xnp), (²⁰Ne, xnpα), (²⁰Ne, xn2α), (²⁰Ne, 2p2α), E≈145 MeV; measured residues Eγ, Iγ; deduced residues yields vs cumulative thickness, most probable range, UFF (Universal Fusion Function); calculated most probable range using SRIM code, angular momentum distribution at E=70, 98, 145 MeV using CCFULL code.

doi: 10.1140/epja/i2018-12491-8
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6327.

2014KU08      Phys.Rev. C 89, 054614 (2014)

K.Kumar, T.Ahmad, S.Ali, I.A.Rizvi, A.Agarwal, R.Kumar, A.K.Chaubey

Role of incomplete fusion of the projectile in the ¹⁶O + ¹¹⁵In interaction at low energies

NUCLEAR REACTIONS ¹¹⁵In(¹⁶O, X)¹¹⁶Sb/¹¹⁷Sb/^118mSb/¹¹⁹I/¹²⁰I/^120mI/¹²¹I/¹²²Xe/¹²³Xe/¹²⁵Xe/¹²⁵Cs/¹²⁷Cs/¹²⁶Ba/¹²⁷Ba, E=105 MeV; measured Eγ, Iγ, yields and forward recoil range distributions (FRRDs) of reaction residues using recoil catcher activation technique at IUAC-New Delhi accelerator facility; complete and incomplete fusion cross sections, breakup of ¹⁶O into ⁴He+¹²C and/or ⁸Be+⁸Be. Comparison with predictions of theoretical model code PACE4.

doi: 10.1103/PhysRevC.89.054614
Citations: PlumX Metrics

2013KU08      Phys.Rev. C 87, 044608 (2013)

K.Kumar, T.Ahmad, S.Ali, I.A.Rizvi, A.Agarwal, R.Kumar, K.S.Golda, A.K.Chaubey

Low-energy incomplete fusion and its sensitivity to projectile structure

NUCLEAR REACTIONS ¹⁶⁵Ho(¹⁶O, X)¹⁶⁶Tm/¹⁷³Ta/¹⁷⁴Ta/¹⁷⁵Ta/¹⁷⁶Ta/¹⁷⁵W/¹⁷⁶W/¹⁷⁷W/¹⁷⁵Re/¹⁷⁶Re/¹⁷⁷Re/¹⁷⁸Re, E=73-105 MeV; measured Eγ, Iγ, σ(E) for complete fusion by activation method at IUAC facility in New Delhi; deduced ICF fraction. ¹⁶⁵Ho(¹²C, X), E=88-165; ¹⁶⁵Ho(²⁰Ne, X), E=55-80 MeV; analyzed ICF fraction. Comparison with previous experimental studies, and with PACE4 statistical model calculations.

doi: 10.1103/PhysRevC.87.044608
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6225.

2013KU21      Phys.Rev. C 88, 064613 (2013)

K.Kumar, T.Ahmad, S.Ali, I.A.Rizvi, A.Agarwal, R.Kumar, A.K.Chaubey

Influence of projectile breakup on the ¹⁶O + ¹¹⁵In reaction at energies ≈ 4-7 MeV/nucleon

NUCLEAR REACTIONS ¹¹⁵In(¹⁶O, np)¹²⁹Ba, (¹⁶O, np)^129mBa, (¹⁶O, 2np)¹²⁸Ba, (¹⁶O, 3np)¹²⁷Ba, (¹⁶O, 4np)¹²⁶Ba, (¹⁶O, α)¹²⁷Cs, (¹⁶O, 2nα)¹²⁵Cs, (¹⁶O, npα)¹²⁵Xe, (¹⁶O, 3npα)¹²³Xe, (¹⁶O, 4npα)¹²²Xe, (¹⁶O, 5npα)¹²¹Xe, (¹⁶O, 2n2α)¹²¹I, (¹⁶O, 3n2α)¹²⁰I, (¹⁶O, 3n2α)^120mI, (¹⁶O, 4n2α)¹¹⁹I, (¹⁶O, n3α)^118mSb, (¹⁶O, 2n3α)¹¹⁷Sb, (¹⁶O, 3n3α)^116mSb, E=60-110 MeV; measured Eγ, Iγ, production σ(E) for reaction products at IUAC-New Delhi accelerator facility; deduced σ(E) for total fusion, complete fusion (CF), incomplete fusion (ICF), percentage ICF fraction. Natural In target. Activation method. Comparison with PACE4 calculations, and with previous experimental results for other reactions. Discussed projectile breakup processes and incomplete fusion (ICF) contribution.

doi: 10.1103/PhysRevC.88.064613
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6231.

2011AH02      Int.J.Mod.Phys. E20, 645 (2011)

T.Ahmad, I.A.Rizvi, A.Agarwal, R.Kumar, K.S.Golda, A.K.Chaubey

Reaction mechanisms in ¹²C+⁹³Nb system: excitation functions and recoil range distributions below 7 MeV/u

NUCLEAR REACTIONS ⁹³Nb(¹²C, X)¹⁰¹Ag/¹⁰²Ag/¹⁰³Ag/⁹⁹Pd/¹⁰⁰Pd/¹⁰¹Pd/¹⁰⁰Rh/¹⁰¹Rh/⁹⁷Ru/⁹⁴Tc/⁹⁵Tc/⁹⁶Tc/⁹³Mo/⁹²Nb, E=47-75 MeV; measured evaporation residue products, Eγ, Iγ; deduced significant enhancement of σ due to incomplete fusion. Comparison with PACE-2 calculations.

doi: 10.1142/S0218301311018137
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6177.

2011AM03      Phys.Rev. C 84, 024614 (2011)

F.K.Amanuel, B.Zelalem, A.K.Chaubey, A.Agarwal, I.A.Rizvi, A.Maheshwari, T.Ahmed

Role of break-up processes in the fusion of the ¹²C + ⁵²Cr system

NUCLEAR REACTIONS ⁵²Cr(¹²C, 2n), (¹²C, 2np), (¹²C, 3np), (¹²C, 3nα), (¹²C, 4nα), (¹²C, npα), (¹²C, 2npα), (¹²C, 3npα), E=51-87 MeV; measured Eγ, Iγ; deduced σ(E) by γ-activation method, σ for complete fusion (CF) and incomplete fusion (ICF). Comparison with PACE4 and ALICE-91 statistical model calculations; and with experimental data for other heavy-ion reactions. Disagreement of experimental cross sections in α-emitting channels with PACE4 calculations attributed to incomplete fusion, discussed impact of frozen α-cluster structure of ¹²C.

doi: 10.1103/PhysRevC.84.024614
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6190.

2011AM05      Eur.Phys.J. A 47, 156 (2011)

F.K.Amanuel, B.Zelalem, A.K.Chaubey, A.Agarwal, I.A.Rizvi, A.Maheshwari, T.Ahmed

Investigation of the influence of incomplete fusion on complete fusion of ¹²C-induced reactions at ≈ 4-7.2 MeV/nucleon

NUCLEAR REACTIONS ⁵²Cr(¹²C, 3nα), (¹²C, 4nα), (¹²C, npα), (¹²C, 2npα), (¹²C, 3npα), ⁵⁹Co(¹²C, nα), (¹²C, 2nα), (¹²C, 3npα), (¹²C, 2n2α), ⁹³Nb(¹²C, nα), (¹²C, 3nα), (¹²C, 3npα), (¹²C, n2α), (¹²C, 2n2α), (¹²C, 3n2α), (¹²C, 3np2α), E=4-7.2 MeV/nucleon; measured off-line Eγ, Iγ, residues using recoil catcher technique; deduced complete, incomplete fusion σ, yrast spin; calculated α emission, σ using PACE4 with different level density parameters, γ strength for different transitions.

doi: 10.1140/epja/i2011-11156-6
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6173.

2011ZE03      Phys.Rev. C 84, 044606 (2011)

B.A.Zelalem, F.K.Amanuel, A.K.Chaubey

30-300 MeV proton-nucleus total reaction cross sections

NUCLEAR REACTIONS ¹²C, ²⁴Mg, ²⁷Al, ^40,60Ca, ^56,57,58Fe, ^58,60,62,64Ni, ⁵⁹Co, ⁶⁸Zn, ⁹⁰Zr, ¹²⁰Sn, ²⁰⁸Pb(p, X), E=30-300 MeV; analyzed total cross section data using a functional form.

doi: 10.1103/PhysRevC.84.044606
Citations: PlumX Metrics

2008AG06      Int.J.Mod.Phys. E17, 393 (2008)

A.Agarwal, I.A.Rizvi, R.Kumar, B.K.Yogi, A.K.Chaubey

Measurement and analysis of excitation functions and forward recoil range distributions in ¹²C + ⁵⁹Co system

NUCLEAR REACTIONS ⁵⁹Co(¹²C, 3np), (¹²C, 2n2p), (¹²C, nα), (¹²C, 2nα), (¹²C, 3npα), (¹²C, 2n2α), E=60, 65, 70, 75, 80 MeV; measured Eγ, Iγ, excitation functions, cross sections, forward recoil range distributions of evaporation residues. Comparisons with calculations using ALICE-91 and CASCADE codes.

doi: 10.1142/S0218301308007009
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6023.

2008AG08      Can.J.Phys. 86, 495 (2008)

A.Agarwal, I.A.Rizvi, A.K.Chaubey

Non-equilibrium emission of neutrons in α-particle induced reactions with holmium

NUCLEAR REACTIONS ¹⁶⁵HO(α, 2n), ¹⁶⁵HO(α, 3n), ¹⁶⁵HO(α, 4n), E=31.7, 36.6, 41.1, 45.4, 49.6 MeV; measured Eγ, Iγ, σ; Stacked foil technique deduced equilibrium and non-equilibrium contributions; Comparison with geometry dependent hybrid model, ALICE91 code.

doi: 10.1139/P07-133
Citations: PlumX Metrics

2002AG04      Phys.Rev. C65, 034605 (2002)

A.Agarwal, I.A.Rizvi, A.K.Chaubey

Excitation Function Studies of α Induced Reactions for Niobium and Preequilibrium Effects

NUCLEAR REACTIONS ⁹³Nb(α, n), (α, 2n), (α, 3n), (α, nα), E=23-37 MeV; measured σ; deduced role of pre-equlibrium particle emission. Stacked-foil activation technique.

doi: 10.1103/PhysRevC.65.034605
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0121.

2001AG10      J.Phys.Soc.Jpn. 70, 2903 (2001)

A.Agarwal, M.K.Bhardwaj, I.A.Rizvi, A.K.Chaubey

Equilibrium and Pre-Equilibrium Studies in Some Alpha Induced Reactions on Rhodium

NUCLEAR REACTIONS ¹⁰³Rh(α, 2n), (α, 3n), (α, 4n), E=15-50 MeV; measured excitation functions; deduced pre-equlibrium contributions. Stacked-foil activation technique, comparison with model predictions.

doi: 10.1143/JPSJ.70.2903
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0123.

2000BH06      Can.J.Phys. 78, 133 (2000)

M.K.Bhardwaj, I.A.Rizvi, A.K.Chaubey

Nonequilibrium Effects in α-Particles-Induced Reactions in Cs and I

NUCLEAR REACTIONS ¹²⁷I(α, X)¹³⁰Cs/¹²⁹Cs/¹²⁷Cs; ¹³³Cs(α, X)¹³⁵La/¹³³La, E=16-50 MeV; measured σ. Comparison with pre-equilibrium calculations, stacked foil, activation techniques.

doi: 10.1139/cjp-78-2-133
Citations: PlumX Metrics

1994BH12      Int.J.Mod.Phys. E3, 239 (1994)

M.K.Bhardwaj, I.A.Rizvi, A.K.Chaubey

Alpha-Induced Reactions in Antimony

NUCLEAR REACTIONS, ICPND ^121,123Sb(α, n), (α, 4n), ¹²¹Sb(α, 3np), (α, 2n), ¹²³Sb(α, 3n), E ≈ 21.9-55 MeV; measured residual production σ vs E. Stacked foil activation technique. Geometry dependent hybrid model.

doi: 10.1142/S0218301394000103
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6294.

1992BH01      Phys.Rev. C45, 2338 (1992)

M.K.Bhardwaj, I.A.Rizvi, A.K.Chaubey

Alpha-Induced Reactions in Iridium

NUCLEAR REACTIONS, ICPND ^192,191Ir(α, 3n), (α, 4n), (α, 5n), ¹⁹¹Ir(α, n), (α, 2n), E=17-55 MeV; measured σ(E). Stacked foil activation technique, γ-ray spectroscopy. Geometry-dependent hybrid model.

doi: 10.1103/PhysRevC.45.2338
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0142.

1992BH07      Int.J.Mod.Phys. E1, 389 (1992)

M.K.Bhardwaj, I.A.Rizvi, A.K.Chaubey

Excitation Function Studies for the Alpha Induced Reactions in Indium

NUCLEAR REACTIONS, ICPND ^115,113In(α, n), (α, 2n), ¹¹⁵In(α, 3n), (α, 4n), (α, np), (α, 2p), E ≤ 50 MeV; measured σ(E). Hybrid model analysis.

doi: 10.1142/S0218301392000205
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6209.

1990CH11      Appl.Radiat.Isot. 41, 401 (1990)

A.K.Chaubey, M.K.Bhardwaj, R.P.Gautam, R.K.Y.Singh, M.Afzal Ansari, I.A.Rizvi, H.Singh

Pre-Equilibrium Decay Process in the Alpha Induced Reactions of Silver Isotopes

NUCLEAR REACTIONS, ICPND ¹⁰⁷Ag(α, n), (α, 2n), ¹⁰⁹Ag(α, 2n), (α, 3n), E=threshold-50 MeV; measured σ(E). Stacked foil technique. Model calculations.

doi: 10.1016/0883-2889(90)90150-F
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6208.

1989RI06      Can.J.Phys. 67, 870 (1989)

I.A.Rizvi, M.K.Bhardwaj, M.Afzal Ansari, A.K.Chaubey

Nonequilibrium Effects in α-Particle Induced Reactions on Gallium Isotopes

NUCLEAR REACTIONS ⁶⁹Ga(α, n), (α, 2n), (α, 3n), (α, 3np), ⁷¹Ga(α, 4n), (α, n), E ≈ threshold-60 MeV; measured σ(E); deduced nonequilibrium effects role. Stacked foil activation technique. Geometry dependent hybrid model.

doi: 10.1139/p89-150
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0631.

1989RI08      Can.J.Phys. 67, 1091 (1989)

I.A.Rizvi, M.K.Bhardwaj, M.Afzal Ansari, A.K.Chaubey

Preequilibrium Emission of Multiparticles in α-Induced Reactions with ⁵⁵Mn Nucleus

NUCLEAR REACTIONS, ICPND Mn(α, n), (α, 2n), (α, 3n), (α, 4n), (α, nα), (α, 3n2p), (α, 3nα), E=7-60 MeV; measured σ(E). γ-spectroscopy, Ge(Li) detector. Exciton model.

doi: 10.1139/p89-188
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0630.

1987RI09      J.Phys.Soc.Jpn. 56, 3135 (1987)

I.A.Rizvi, M.Afzal Ansari, R.P.Gautam, R.K.Y.Singh, A.K.Chaubey

Excitation Function Studies of (α, xpyn) Reactions for ^63,65Cu and Pre-Equilibrium Effect

NUCLEAR REACTIONS, ICPND ^63,65Cu(α, xnyp)⁶⁶Ga/⁶⁵Zn/⁶⁵Ga/⁶⁸Ga/⁶⁷Ga, E=40 MeV; measured residual production σ(E). Stacked foil activation technique. Preequilibrium emission, geometry dependent hybrid model.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0090.

1982VA06      J.Phys.(London) G8, 727 (1982)

V.P.Varshney, K.K.Gupta, A.K.Chaubey, D.K.Gupta

Probable Values of Mean Lives of Rotational Levels and B(E2) Values of Gamma-Ray Cascades

NUCLEAR STRUCTURE A=102-246; calculated rotational level T_1/2, B(E2). Asymmetric rotor model.

doi: 10.1088/0305-4616/8/5/013
Citations: PlumX Metrics

1982VA18      Can.J.Phys. 60, 1461 (1982)

V.P.Varshney, K.K.Gupta, A.K.Chaubey, D.K.Gupta

Mean Life Predictions in Respect of K(π) = 2⁺ Collective Excitations in Deformed Even Nuclei

NUCLEAR STRUCTURE A=74-248; calculated B(E2), 2⁺ level T_1/2. Collective excitation, deformed nuclei, asymmetric rotor model.

doi: 10.1139/p82-196
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1982VA24      Indian J.Pure Appl.Phys. 20, 799 (1982)

V.P.Varshney, K.K.Gupta, D.K.Gupta, A.K.Chaubey

Effect of Spin on Nuclear Shape in Deformed Even Nuclei in the Framework of Asymmetric Rotor Model

NUCLEAR STRUCTURE ^{92,94,96,98,100,102}Mo, ^{96,98,100,102,104,108}Ru, ^{102,104,106,108}Pd, ^{106,108,112,114,116}Cd, ^{120,122,124,126,128,130}Te, ^{120,122,124,126,128,130,132}Xe, ^{130,132,134,136,138}Ba, ^132,134Ce, ^{142,144,146,148,150}Nd, ^{148,150,152,154}Sm, ^{152,154,156,158,160}Gd, ^{156,158,160,162,164}Dy, ^{156,158,160,162,164,166,168,170}Er, ^{160,162,164,166,168,170,172,174,176}Yb, ^{172,174,176,178,180,166,168,170}Hf, ^{180,182,184,186}W, ^{182,184,186,188,190,192}Os, ^{184,186,188,190,192}Pt, ^228,230,232Th, ^{232,234,236,238}U, ^{238,240,242,244}Pu, ²⁴⁶Cm; calculated B(E2); deduced nuclear shape spin dependence. Asymmetric rotor models.

1972CH53      Indian J.Phys. 46, 114 (1972)

A.K.Chaubey, M.L.Sehgal

Study of the P-Wave Neutron Strength Functions

1971GU28      Indian J.Phys. 45, 88 (1971)

H.V.Gupta, A.K.Chaubey, M.L.Sehgal

Test of Statistical Theory of Nuclear Reactions in the Charge Range from 200 keV to 800 keV

NUCLEAR REACTIONS ⁷⁵As, ⁷⁹Br, ¹¹⁵In, ¹⁹⁷Au(n, γ), E=0.2-0.8 MeV; calculated σ(E). Statistical theory.

1968CH23      Nucl.Phys. A117, 545(1968)

A.K.Chaubey, M.L.Sehgal

Energy Dependence of Spin Fall-Off Parameter

NUCLEAR REACTIONS ⁷⁶Ge, ¹⁰⁸Pd, ¹³⁰Te, ¹⁶⁴Dy(n, γ), E=24 keV; measured σ, isomeric cross-section ratios; deduced spin-cutoff parameter.

doi: 10.1016/0375-9474(68)90829-4
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30086.

1966CH30      Phys.Rev. 152, 1055 (1966)

A.K.Chaubey, M.L.Sehgal

Test of Statistical Theory of Nuclear Reactions at 24 keV

NUCLEAR REACTIONS ⁴¹K, ⁵¹V, ⁶⁵Cu, ⁶⁸Zn, ⁶⁹Ga, ⁷¹Ga, ⁷⁴Ge, ⁷⁶Ge, ⁸⁰Se, ⁸²Se, ⁷⁹Br, ⁸¹Br, ¹⁰⁴Ru, ¹⁰³Rh, ¹⁰⁸Pd, ¹¹⁰Pd, ¹⁰⁹Ag, ¹¹⁶Cd, ¹¹³In, ¹²⁸Te, ¹³⁸Ba, ¹³⁹La, ¹⁴²Ce, ¹⁴¹Pr, ¹⁵²Sm, ¹⁵⁴Sm, ¹⁵⁸Gd, ¹⁶⁰Gd, ¹⁸⁶W, ¹⁸⁵Re, ¹⁸⁷Re, ¹⁹³Ir, ¹⁹⁶Pt, ¹⁹⁸Pt, ²⁰⁴Hg, ²⁰⁸Pb(n, γ), E=24 keV; measured products, ⁴²K, Eγ, Iγ; deduced σ, σ(E). Data were imported from EXFOR entry 30079.

doi: 10.1103/PhysRev.152.1055
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30079.

1965CH31      Nucl.Phys. 66, 267 (1965)

A.K.Chaubey, M.L.Sehgal

Neutron activation cross-sections at 24 keV

NUCLEAR REACTIONS ⁵⁵Mn(n, γ), ¹⁰⁷Ag(n, γ), ¹¹⁴Cd(n, γ), ¹¹⁵In(n, γ), ¹²⁶Te(n, γ), ¹⁶⁴Dy(n, γ), ¹⁶⁵Ho(n, γ), ¹⁷⁵Lu(n, γ), ¹⁹⁷Au(n, γ), ²³²Th(n, γ), E=24 keV; measured products, ⁵⁶Mn, Eγ, Iγ; deduced σ, σ(E). Data were imported from EXFOR entry 30063.

doi: 10.1016/0029-5582(65)90172-0
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30063.