NSR Query Results
Output year order : Descending NSR database version of May 6, 2024. Search: Author = H.Kumar Found 23 matches. 2024BE08 Phys.Rev. C 109, 034004 (2024) Neural network solutions of bosonic quantum systems in one dimension
doi: 10.1103/PhysRevC.109.034004
2024SH08 Eur.Phys.J. A 60, (2024) N.Sharma, Dh.Singh, A.Mahato, R.K.Sahoo, L.Chhura, P.K.Giri, Sn.B.Linda, H.Kumar, S.A.Tali, M.A.Ansari, R.Ali, S.Kumar, I.Ahmed, Yashraj, R.Kumar, K.S.Golda, S.Muralithar, R.P.Singh Evidence of compound nucleus theory in the population of incompletely fused composite system 160Dy* NUCLEAR REACTIONS 146Nd(18O, X)161Er/159Er/158Er/161Ho/159Ho/157Dy/155Dy, E=68-102 MeV; measured reaction products, Eγ, Iγ. 160Dy; deduced production σ, T1/2. Comparison with available data and the predictions of statistical model code PACE-4 based on compound nucleus theory. 15UD Pelletron heavy ion accelerator facility of Inter-University Accelerator Centre (IUAC), New Delhi, India.
doi: 10.1140/epja/s10050-024-01293-8
2024SH14 J.Radioanal.Nucl.Chem. 333, 1541 (2024) N.Sharma, Dh.Singh, A.Mahato, P.K.Giri, S.B.Linda, H.Kumar, S.A.Tali, M.A.Ansari, I.Ahmed, S.Kumar, Yashraj, R.Kumar, K.S.Golda, S.Muralithar, R.P.Singh Role of incomplete fusion in production of 155Tb NUCLEAR REACTIONS 146Nd(16O, X)155Tb, E=3-7 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ. Comparison with PACE 4 calculations. General Purpose Scattering Chamber (GPSC) of Inter University Accelerator Centr e (IUAC), New Delhi, India.
doi: 10.1007/s10967-023-09111-z
2024TA01 Nucl.Phys. A1042, 122809 (2024) S.A.Tali, H.Kumar, M.A.Ansari, D.Singh, R.Ali, P.K.Giri, S.B.Linda, A.Mahato, N.K.Deb, R.Kumar, R.N.Ali Comprehension of breakup fusion reactions using forward recoil range distribution measurements NUCLEAR REACTIONS 165Ho(12C, X)171Ta/172Ta/173Ta/171Hf/173Hf/169Lu/170Lu/171Lu/169Yb/166Tm/167Tm, E=88 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, forward recoil range distributions (FRRDs) yields, most probable mean recoil ranges. Comparison with available data. Inter-University Accelerator Center (IUAC), New Delhi by employing the 15UD Pelletron accelerator facilities.
doi: 10.1016/j.nuclphysa.2023.122809
2023MA05 Phys.Rev. C 107, 014601 (2023) A.Mahato, D.Singh, N.Sharma, P.K.Giri, S.B.Linda, H.Kumar, S.A.Tali, A.Ali, M.Afzal Ansari, N.K.Deb, N.P.M.Sathik, S.Kumar, R.Kumar, S.Muralithar, R.P.Singh Disentangling fractional momentum transfer in the 19F + 154Sm system NUCLEAR REACTIONS 154Sm(19F, 5n)168Lu, (19F, 6n)167Lu, (19F, 5np)167Yb, (19F, 3nα)166Tm, (19F, 4nα)165Tm, (19F, 5nα)164Tm, (19F, 3n2α)162Ho, (19F, 4n2α)161Ho, E=107 MeV; measured reaction products, evaporation residues (ERs), Eγ, Iγ; deduced ERs yields as a function of range in stopping medium, forward recoil range distributions (FRRDs) for the evaporation residues, range integrated σ, relative contributions of complete and incomplete fusion, mean ranges in stopping medium. Discussed linear momentum transfer from the projectile to target accounting also for projectile breakup α+15N and 2α+11B. Activation technique. Beam from 15UD Pelletron accelerator facility at Inter University Accelerator Center (IUAC, India). ERs were collected with a stack of 26 aluminium catcher foils of different thicknesses placed immediately after the target. The decay of ERs on the catcher foils measured with HPGe detector.
doi: 10.1103/PhysRevC.107.014601
2023RA17 Pramana 97, 109 (2023) A toy model for low-energy nuclear fusion
doi: 10.1007/s12043-023-02587-0
2022MA34 Phys.Rev. C 106, 014613 (2022) A.Mahato, D.Singh, N.Sharma, P.K.Giri, S.B.Linda, H.Kumar, S.A.Tali, M.Afzal Ansari, A.Ali, N.K.Deb, N.P.M.Sathik, S.Kumar, R.Kumar, S.Muralithar, R.P.Singh Effects of entrance channels on breakup fusion induced by 19F projectiles NUCLEAR REACTIONS 154Sm(19F, X), (19F, 4n), (19F, 5n), (19F, 6n), (19F, 5np), (19F, 3nα), (19F, 4nα), (19F, 5nα), (19F, 3n2α), (19F, 4n2α)E=78-110 MeV; measured Eγ, Iγ; deduced complete fusion and evaporation residues production σ(E), critical angular momentum, excitation functions for complete, incomplete fusion and total fusion. Incomplete fusion strength functions systematics for 16O, 19F, 20Ne induced reactions. Activation technique measurement with HPGe detector. Comparison to statistical model calculations (PACE-4 code) and coupled channels (CCFULL code). 15UD Pelletron accelerator facility at the Inter-University Accelerator Center (IUAC), New Delhi.
doi: 10.1103/PhysRevC.106.014613
2020MA22 Eur.Phys.J. A 56, 131 (2020) A.Mahato, D.Singh, P.K.Giri, S.B.Linda, H.Kumar, S.A.Tali, M.Afzal Ansari, R.Kumar, S.Muralithar, R.P.Singh Probing of incomplete fusion dynamics in 14N + 124Sn system and its correlation with various entrance channel effects
doi: 10.1140/epja/s10050-020-00126-8
2019GI15 Phys.Rev. C 100, 024621 (2019) P.K.Giri, D.Singh, A.Mahato, S.B.Linda, H.Kumar, S.A.Tali, S.Parasari, A.Ali, M.Afzal Ansari, R.Dubey, R.Kumar, S.Muralithar, R.P.Singh Systematic study of low-energy incomplete-fusion dynamics in the 16O + 148Nd system: Role of target deformation NUCLEAR REACTIONS 148Nd(16O, 3n)161Er, 148Nd(16O, 5n)159Er, 148Nd(16O, 6n)158Er, 148Nd(16O, 2np)161Ho, 148Nd(16O, 3np)160Ho, 148Nd(16O, 4np)159Ho, 148Nd(16O, 3nα)157Dy, 148Nd(16O, 5nα)155Dy, 148Nd(16O, 4npα)155Tb, E=67.2, 72.4, 77.4, 84.1, 89.1, 94.7, 99.9 MeV; measured Eγ, Iγ; deduced σ(E), incomplete fusion (ICF) σ(E), effect of target deformation; analyzed previous experimental σ(E) data for many other systems for fraction of incomplete fusion. Measured σ compared with statistical model code PACE-4, and with previous experimental data. Experiment was performed using the 15UD Pelletron accelerator facility at Inter-University Accelerator Centre (IUAC), New Delhi, India.
doi: 10.1103/PhysRevC.100.024621
2019GI17 Phys.Rev. C 100, 054604 (2019) P.K.Giri, A.Mahato, D.Singh, S.B.Linda, H.Kumar, S.A.Tali, M.Afzal Ansari, R.Kumar, S.Muralithar, R.P.Singh Examination of break-up fusion in the 16O + 148Nd system through measurements of forward recoil range distributions and angular distributions NUCLEAR REACTIONS 148Nd(16O, 6n)158Er, (16O, 5n)159Er, (16O, 4np)159Ho, (16O, 3np)160Ho, (16O, 5nα)155Dy, (16O, 3nα)157Dy, (16O, 4npα)155Tb, E AP 6 MeV/nucleon; measured Eγ, Iγ off-line, σ(θ) and forward recoil range distributions (FRRD) for evaporation residues, yields of evaporation residues using the 15 UD Pelletron facility at IUAC-New Delhi; deduced σ(θ) for total and complete fusion; analyzed incomplete fusion (ICF) fraction for several parameters using data from the present system, and previous experimental data for 16 other systems (six with 16O beam, four with 13C beam and three each for 12C and 20Ne beams). Comparison of angular distributions with calculations using PACE4 code.
doi: 10.1103/PhysRevC.100.054604
2019KU07 Phys.Rev. C 99, 034610 (2019) H.Kumar, S.A.Tali, M.Afzal Ansari, D.Singh, R.Ali, A.Ali, S.Parashari, P.K.Giri, S.B.Linda, R.Kumar, R.P.Singh, S.Muralithar Systematic study of incomplete-fusion dynamics below 8 MeV/nucleon energy NUCLEAR REACTIONS 175Lu(13C, 4n), (13C, 5n), (13C, 6n), (13C, 4np), (13C, 5np), (13C, nα), (13C, 3nα), (13C, 5nα), (13C, 2n2α), (13C, 3n2α), (13C, 4n2α)182Ir/183Ir/184Ir/182Os/183Os/183mOs/179Re/181Re/183Re/176Ta/177Ta/178mTa, E AP 88 MeV; measured Eγ, Iγ, σ for evaporation residues by γ-activation method, and forward recoil range distributions (FRRDs) at IUAC, New Delhi; deduced most probable mean ranges, normalized peak widths for residues produced via complete fusion (CF), and/or incomplete fusion (ICF), relative contribution of CF and/or ICF components; calculated Fusion l-distributions for 175Lu(12C, X), (13C, X), E=88 MeV systems using the CCFULL code. Comparison with results from previous experimental data for incomplete fusion fraction in 169Tm, 165Ho, 159Tb, 115In(12C, X), (13C, X), (16O, X), and 209Bi(6Li, X), (7Li, X) systems, and deduced no systematic trend for dependency on the target deformation parameter β2 in the study of the incomplete fusion (ICF) process.
doi: 10.1103/PhysRevC.99.034610
2019SI01 Nucl.Phys. A981, 75 (2019) D.Singh, P.K.Giri, A.Mahato, S.B.Linda, H.Kumar, M.A.Ansari, R.Ali, S.A.Tali, M.H.Rashid, R.Guin, S.K.Das Probing of incomplete fusion dynamics and its correlation with various systematic NUCLEAR REACTIONS 59Co(20Ne, xnypzα), E=62-150 MeV; measured activation Eγ, Iγ using HPGe coupled to PC data acquisition system; deduced complete, incomplete fusion σ, using MAESTRO and CANDLE systems (also using older publshed measurements of the authors); calculated σ, ICF fraction vs deformation using PACE-2 code. Cross sections and ICF fractions compared with available data.
doi: 10.1016/j.nuclphysa.2018.10.080
2019SI31 Eur.Phys.J. A 55, 164 (2019) D.Singh, P.K.Giri, A.Mahato, S.B.Linda, R.Tripathi, H.Kumar, M.Afzal Ansari, N.P.M.Sathik, R.Ali, R.Kumar, S.Muralithar, R.P.Singh Probing incomplete fusion dynamics and role of the projectile deformation in the 19F + 154Sm system NUCLEAR REACTIONS 154Sm(19F, X)160Dy/162Dy/163Dy/162Ho; 154Sm(19F, X)165Er/164Tm/165Tm/168Tm; 154Sm(19F, X)167Yb/158Yb, E=5.1 MeV/nucleon; measured reaction pr oducts populated via complete and incomplete fusion; deduced multiplicity spectra for Z=1, 2 and for α-particles. complete fusion-evaporation α-particle energy profile in forward cone, γ-ray energy spectra, transition intensity distributions for Evaporation Residuals (ER) 161Dy, 162Ho, 165Er, transition intensity distributions, normalized yields for Incomplete Fusion (ICF) populated 163Dy and 164,165Tm from Complete Fusion (CF) together with ICF in interaction; deduced ratios for 19F+154Sm and 16O+160Gd.
doi: 10.1140/epja/i2019-12860-9
2019SI43 Int.J.Mod.Phys. E28, 1950069 (2019) D.Singh, S.B.Linda, P.K.Giri, A.Mahato, H.Kumar, S.A.Tali, M.Afzal Ansari, R.Kumar, S.Muralithar, R.P.Singh Investigation of breakup fusion in 16O + 124Sn system and its correlation with various entrance channel parameters NUCLEAR REACTIONS 124Sn(16O, X)135Ce/133Ce/133La/133Ba/131Ba/132Cs/129Ba/135Cs/131Xe/131I, E ∼ 6.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced complete fusion (CF) and incomplete fusion (ICF) channels, evaporation residues, N/Z ratio of the target as an important entrance channel parameter which strongly affects the ICF dynamics.
doi: 10.1142/S0218301319500691
2019TA15 Phys.Rev. C 100, 024622 (2019) S.A.Tali, H.Kumar, M.Afzal Ansari, A.Ali, D.Singh, R.Ali, P.K.Giri, S.B.Linda, R.Kumar, S.Parashari, S.Muralithar, R.P.Singh Systematic study of the break-up fusion process in the 12C + 165Ho system and interplay of entrance channel parameters NUCLEAR REACTIONS 165Ho(12C, 3n)174Ta, 165Ho(12C, 4n)173Ta, 165Ho(12C, 5n)172Ta, 165Ho(12C, 6n)171Ta, 165Ho(12C, 3np)173Hf, 165Ho(12C, 5np)171Hf, 165Ho(12C, nα)172Lu, 165Ho(12C, 2nα)171Lu, 165Ho(12C, 3nα)170Lu, 165Ho(12C, 4nα)169Lu, 165Ho(12C, 3npα)169Yb, 165Ho(12C, 2n2α)167Tm, 165Ho(12C, 3n2α)166Tm, E=57.39, 61.78, 66.13, 70.38, 74.59, 78.88, 83.05, 87.38 MeV; measured Eγ, Iγ; deduced σ(E), fraction of incomplete fusion (ICF); analyzed previous experimental σ(E) data for many other systems for fraction of incomplete fusion. Measured σ compared with statistical model code PACE-4, and with previous experimental data. Experiment was performed using the 15UD Pelletron accelerator facility at Inter-University Accelerator Centre (IUAC), New Delhi, India.
doi: 10.1103/PhysRevC.100.024622
2018KU04 Eur.Phys.J. A 54, 47 (2018) H.Kumar, S.A.Tali, M.A.Ansari, D.Singh, R.Ali, Ka.Kumar, N.P.M.Sathik, A.Ali, S.Parashari, R.Dubey, I.Bala, R.Kumar, R.P.Singh, S.Muralithar Sensitivity of low-energy incomplete fusion to various entrance-channel parameters NUCLEAR REACTIONS 175Lu(12C, x), E≈88 MeV; measured Eγ, Iγ(t) from catcher Al foils using precalibrated HPGe and FRRD (Forward Recoil Range Distribution), LMT (Linear Momentum Transfer); deduced contributions of IFC (InComplete Fusion) and CF (Complete Fusion) σ, discrete states of ER T1/2. Compared with available data.
doi: 10.1140/epja/i2018-12483-8
2018SI14 Phys.Rev. C 97, 064604 (2018) D.Singh, S.B.Linda, P.K.Giri, A.Mahato, R.Tripathi, H.Kumar, M.Afzal Ansari, N.P.M.Sathik, R.Ali, R.Kumar, S.Muralithar, R.P.Singh Role of input angular momentum and target deformation on the incomplete-fusion dynamics in the 16O + 154Sm system at ELab = 6.1 MeV/nucleon NUCLEAR REACTIONS 154Sm(16O, 6n), (16O, 6np), (16O, 2p), (16O, n2p), (16O, 2npα), (16O, 3npα), (16O, 4npα), (16O, 2pα), (16O, 2n2α), E=97.5 MeV; measured Eγ, γ(θ), Eα, α(θ), Ep, p(θ), γα-coin, γp-coin and spin distributions, feeding intensity patterns, and average mean driving input angular momenta of complete fusion (CF) and incomplete fusion (ICF) populated evaporation residues, multiplicity spectra recorded for charged particles using the Gamma Detector Array (GDA) and Charged Particle Detector Array at the 15UD Pelletron Accelerator facility of the IUAC-New Delhi. Comparison with earlier experimental data, and with statistical model calculations using PACE4 code. Complete- and incomplete-fusion reactions.
doi: 10.1103/PhysRevC.97.064604
2018SI15 Phys.Rev. C 97, 064610 (2018) D.Singh, S.B.Linda, P.K.Giri, A.Mahato, R.Tripathi, H.Kumar, S.A.Tali, S.Parashari, A.Ali, Ra.Dubey, M.Afzal Ansari, R.Kumar, S.Muralithar, R.P.Singh Measurement of excitation functions of evaporation residues in the 16O + 124Sn reaction and investigation of the dependence of incomplete fusion dynamics on entrance channel parameters NUCLEAR REACTIONS 124Sn(16O, 3n), (16O, 5n), (16O, 7n), (16O, 6np), (16O, 3nα), (16O, 5nα), (16O, 7nα), (16O, pα), (16O, 3npα), (16O, n2α), (16O, p2α), E=3-7 MeV/nucleon; measured Iγ, Eγ, evaporation residues populated from complete fusion and incomplete fusion reactions, σ(E) by activation method, and incomplete fusion fractions at 15UD Pelletron heavy ion accelerator facility of IUAC, New Delhi. Comparison with theoretical excitation functions using PACE-4 code, and with previous experimental results. 133,133m,135,137,137mCe, 133La, 129,129m,131,131m,133mBa, 131I, 131mXe, 132,135mCs; measured γ spectra from isotopes produced in different reaction channels.
doi: 10.1103/PhysRevC.97.064610
2018TA03 Nucl.Phys. A970, 208 (2018) S.A.Tali, H.Kumar, M.Afzal Ansari, A.Ali, D.Singh, R.Ali, P.K.Giri, S.B.Linda, S.Parashari, R.Kumar, R.P.Singh, S.Muralithar Study of incomplete fusion reaction dynamics in 13C + 165Ho system and its dependence on various entrance channel parameters NUCLEAR REACTIONS 165Ho(13C, x), E=4-7 MeV/nucleon; measured ER (Evaporation Residues) activation off-line Eγ, Iγ using HPGe coupled to CAMAC-based data acquisition system CANDLE; deduced γ-ray energy spectra. 174Ta; deduced T1/2, σ; calculated σ. 166,167Tm, 169Yb, 173Hf, 169,170,171,172Lu, 172,173,174,175Ta; deduced state, J, π, γ-ray energy Eγ, branching ratio, σ, incomplete fusion fraction vs Atarg/(Aproj+Atarg); calculated σ. Calculations done using statistical code PACE4. Incomplete fusion fraction compared also with published data from 165Ho(12C, x), (16O, x), (20Ne, x), E=4-7 MeV/nucleon.
doi: 10.1016/j.nuclphysa.2017.11.012
2017KU05 Nucl.Phys. A960, 53 (2017) H.Kumar, S.A.Tali, M.Afzal Ansari, D.Singh, R.Ali, K.Kumar, N.P.M.Sathik, S.Parashari, A.Ali, R.Dubey, I.Bala, R.Kumar, R.P.Singh, S.Muralithar Investigation of incomplete fusion dynamics at energy 4-8 MeV/nucleon NUCLEAR REACTIONS 175Lu(12C, xn), (12C, xnp), (12C, xnα), (12C, xn2α), (13C, xn), (13C, xnp), (13C, xnα), (13C, xn2α), E=4-8 MeV/nucleon; measured Eγ, Iγ, γγ-coin; deduced residues, γ transitions, γ-ray intensity, T1/2, levels, J, π, σ, α-decay Q value systematics; calculated σ using statistical (Hauser-Feshbach) model code PACE-4; deduced ICF (InComplete Fusion) fraction systematics with projectile-target mass asymmetry.
doi: 10.1016/j.nuclphysa.2017.01.009
2017SI24 Phys.Lett. B 774, 7 (2017) D.Singh, S.B.Linda, P.K.Giri, A.Mahato, R.Tripathi, H.Kumar, M.Afzal Ansari, N.P.M.Sathik, R.Ali, R.Kumar, S.Muralithar, R.P.Singh Spin distribution of evaporation residues formed in complete and incomplete fusion in 16O+154Sm system NUCLEAR REACTIONS 154Sm(16O, X)162Er/158Dy/163Dy/159Tb/164Tm/165Tm/165Yb/166Yb, E=6.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, normalized yields, feeding intensity profiles of evaporation residues.
doi: 10.1016/j.physletb.2017.09.034
2013KA27 Phys.Rev. C 87, 064312 (2013) J.Kaur, A.K.Bhati, N.Bansal, V.Kumar, V.R.Sharma, H.Kumar, R.Kumar, R.K.Bhowmik g factors of 9/2- and 23/2+ isomeric states in 129Ba NUCLEAR REACTIONS 120Sn(12C, 3n)129Ba, E=52 MeV; 124Sn(12C, 4n)132Ba, E=52 MeV; measured γ(t), isomer half-lives, spin rotation spectra at IUAC facility in Delhi; deduced Larmor precession frequency, magnetic hyperfine field, g factors, Nilsson configurations. TDPAD method. Systematics of g factors of isomers in 123,127,129,131,133Ba, 125Te, 127Xe, 131Ce. NUCLEAR MOMENTS 129Ba; measured g factors of 9/2- and 23/2+ isomeric states with respect to g factor of 10+ isomer in 132Ba using TDPAD technique. Comparison with previous data. Assigned Nilsson configurations.
doi: 10.1103/PhysRevC.87.064312
1997SH24 Phys.Rev. C56, 1175 (1997) M.K.Sharma, H.Kumar, R.K.Puri, R.K.Gupta Spin Density Contribution to Heavy Ion Potentials using Different Nucleonic Densities NUCLEAR REACTIONS 28Si(28Si, X), (18O, X), E not given; calculated interaction potential spin-density part vs separation distance. Skyrme energy density formalism.
doi: 10.1103/PhysRevC.56.1175
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