NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = S.Appannababu Found 43 matches. 2024VI01 J.Phys.(London) G51, 035103 (2024) Vikas, Kavita, K.S.Golda, T.K.Ghosh, A.Jhingan, P.Sugathan, A.Chatterjee, B.R.Behera, A.Kumar, R.Kumar, N.Saneesh, Mohit, A.Yadav, C.Yadav, S.Appannababu, S.K.Duggi, R.Dubey, K.Rani, N.Kumar, A.Banerjee, A.Rani, Kajal, Sh.Noor, J.Acharya, H.Singh Measurement of mass-angle and mass-total kinetic energy distributions from the fission of 190Pt compound nucleus NUCLEAR REACTIONS 178Hf(12C, X)190Pt, E=60-88.2 MeV; measured reaction products, fission fragments; deduced excitation energies, excitation energy at saddle point, measured mean mass-total kinetic energy (TKE), dependence of mean mass ratio as a function of mean center of mass emission angle, mass-energy correlations, TKE distributions are well described with the single Gaussian fits. The General Purpose Scattering Chamber facility at Inter University Accelerator Centre (IUAC), New Delhi.
doi: 10.1088/1361-6471/ad1f2f
2023SA13 Eur.Phys.J. A 59, 48 (2023) O.C.B.Santos, R.Lichtenthaler, A.M.Moro, K.C.C.Pires, U.Umbelino, A.S.Serra, E.O.N.Zevallo, A.L.de Lara, V.Scarduelli, J.Alcantara-Nunez, A.Lepine-Szily, J.Lei, S.Appannababu, M.Assuncao One-neutron stripping from 8Li projectiles to 9Be target nuclei NUCLEAR REACTIONS 9Be(8Li, 7Li), E=23.8 MeV; measured reaction products; deduced σ(θ), σ(θ, E). Comparison with optical model calculations using standard Woods-Saxon potentials. The RIBRAS (Radioactive Ion Beams in Brasil) facility.
doi: 10.1140/epja/s10050-023-00959-z
2022AP02 Phys.Rev. C 106, 054612 (2022) S.Appannababu, V.V.Parkar, V.Jha, S.Kailas Fusion systematics for weakly bound nuclei using neutron flow and collective degrees of freedom NUCLEAR REACTIONS 46,48,50Ti, 92Zr, 144,152Sm, 181Ta, 194,198Pt, 204,206,208Pb(12C, X), E=20-56 MeV; 28Si, 64Ni, 90Zr, 124Sn, 144,152Sm, 198Pt, 197Au, 208Pb, 209Bi(6Li, X), E=5-30 MeV; 59Co, 124Sn, 144,152Sm, 198Pt, 197Au, 209Bi(7Li, X), E=11-30 MeV; 89Y, 124Sn, 144Sm, 208Pb, 209Bi, E=22-38 MeV; calculated fusion barrier. 208Pb(9Be, X), E(cm)=37-55 MeV; calculated fusion σ(E). Comparison to experimental data. Calculations with coupled channels and Stelson (neutron flow) models.
doi: 10.1103/PhysRevC.106.054612
2022KU33 J.Phys.(London) G49, 105103 (2022) S.Kumar, P.K.Giri, R.Kumar, A.Yadav, R.Ali, S.Appannababu, A.Agarwal, S.Mukherjee, P.P.Singh, V.R.Sharma, B.P.Singh, S.Dutt Study of incomplete fusion reaction dynamics for the system 14N + 169Tm using the forward Recoil Range distribution technique NUCLEAR REACTIONS 169Tm(14N, X)169Os/179Re/176W/175W/178Re/177W/174W, E ∼ 5.9 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced yields, σ, forward recoil range distribution (FRRD) of evaporation residues (ERs). The general purpose scattering chamber (GPSC) facility at Inter-University Accelerator Centre (IUAC), New Delhi.
doi: 10.1088/1361-6471/ac894b
2021SA25 Phys.Rev. C 103, 064601 (2021) O.C.B.Santos, R.Lichtenthaler, K.C.C.Pires, U.Umbelino, E.O.N.Zevallos, A.L.de Lara, A.S.Serra, V.Scarduelli, J.Alcantara-Nunez, V.Guimaraes, A.Lepine-Szily, J.C.Zamora, A.M.Moro, S.Appannababu, M.Assuncao, A.Barioni, R.Linares, V.A.B.Zagatto, P.N.de Faria, M.C.Morais, V.Morcelle, J.M.B.Shorto, J.Lei Evidence of the effect of strong stripping channels on the dynamics of the 8Li + 58Ni reaction NUCLEAR REACTIONS 58Ni(8Li, 8Li), (8Li, 8Li'), (8Li, 7Li), E=23.9, 26.1, 28.7, 30 MeV, [secondary 8Li beam produced in 9Be(7Li, 8Li), E=26-32 MeV using the RIBRAS facility at the 8-UD Pelletron accelerator of the University of Sao Paulo]; measured reaction products, two-dimensional ΔE-E particle spectra, elastic σ(θ). Comparison with optical model and continuum discretized coupled channels (CDCC) calculations for the elastic and nonelastic breakup or particle-transfer processes.
doi: 10.1103/PhysRevC.103.064601
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, 150Nd 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-VB=-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
2019AP01 Phys.Rev. C 99, 014601 (2019) S.Appannababu, R.Lichtenthaler, M.A.G.Alvarez, M.Rodriguez-Gallardo, A.Lepine-Szily, K.C.C.Pires, O.C.B.Santos, U.U.Silva, P.N.de Faria, V.Guimaraes, E.O.N.Zevallos, V.Scarduelli, M.Assuncao, J.M.B.Shorto, A.Barioni, J.Alcantara-Nunez, V.Morcelle Two-neutron transfer in the 6He + 120Sn reaction NUCLEAR REACTIONS 120Sn(6He, α), E=20.3, 22.2, 22.4, 24.5 MeV; 120Sn(6He, 6He), E=22.2 MeV, [secondary 6He beam from 9Be(7Li, 6He) primary reaction]; measured reaction products, Eα, Iα, 6He scattered particles, differential σ(E, θ), and σ(θ) for elastic scattering using RIBRAS facility at Sao Paulo University; deduced Q-value centroids, transferred angular momentum, dependence of excitation energy of the residual system on the transferred angular momentum using Brink's formula, and square of the final angular momentum. Comparison with four body continuum discretized coupled channel (CDCC) calculations. Discussed formation of di-nuclear rotating system that could be formed after the reaction.
doi: 10.1103/PhysRevC.99.014601
2019SH17 Phys.Rev. C 99, 034617 (2019) V.R.Sharma, R.Kumar, S.Mukherjee, E.F.Aguilera, M.Shuaib, P.P.Singh, A.Yadav, R.Dubey, S.Appannababu, J.C.Morales-Rivera, S.Kumar, B.P.Singh, R.Prasad Fissionlike events in the 14N + 181Ta system NUCLEAR REACTIONS 181Ta(14N, X)65Ga/72Ga/66Ge/67Ge/69mZn/71mZn/72Zn/70As/76Kr/79Kr/83Se/95Ru/105Rh/106mRh/106In/108In/109In/110In/130Sb/132Ce/133mCe/135I, E=72.9, 76.8, 79.18, 82.2 MeV; measured Eγ, Iγ, σ(E) using offline γ detection at the 15UD pelletron accelerator of IUAC, New Delhi; deduced isotopic yield distribution for In isotopes, mass distribution of fission products, and mass variance as a function of excitation energy for 195Hg. 65Ga; measured half-life for its decay. Comparison of measured σ with theoretical calculations using PACE code, and with previously measured isotopic yield distributions in the following fissioning systems: 159Tb, 169Tm, 181Ta(16O, X), E=57.1, 61.06, 67.04 MeV, 232,233Th(7Li, X), E=41.7 MeV, 232Th, 238U(11B, X), E=55.7, 67.4 MeV, 238U(22Ne, X), E=54.5 MeV, and 208Pb(20Ne, X), E=46.4 MeV.
doi: 10.1103/PhysRevC.99.034617
2019UM01 Phys.Rev. C 99, 064617 (2019) U.Umbelino, K.C.C.Pires, R.Lichtenthaler, V.Scarduelli, G.A.Scotton, A.Lepine-Szily, V.Guimaraes, J.Lubian, B.Paes, J.L.Ferreira, M.A.G.Alvarez, J.M.B.Shorto, S.Appannababu, M.Assuncao, R.P.Condori, V.Morcelle Two-neutron transfer in 7Be + 9Be collisions NUCLEAR REACTIONS 9Be(7Be, 7Be), (7Be, 9Be), E=23.1 MeV, [7Be secondary beam produced in 7Li(6Li, 7Be), E=30 MeV primary reaction]; measured reaction products, ΔE-E total spectrum for p, d, t, α, 6Li, 7Li, 7Be and 9Be charged particles, differential σ(θ) using silicon surface barrier telescopes at the University of Sao Paulo RIBRAS facility. 7,8,9Be; deduced levels, J, π, B(M1), B(E2), electric and magnetic multipole moments; calculated spectroscopic amplitudes for two-particle wave function components using shell model. 9Be(p, t), (p, p), E=14-23 MeV; calculated elastic scattering differential σ(θ, E), and elastic transfer σ(E). Analysis using coupled reaction channel (CRC) and DWBA calculations.
doi: 10.1103/PhysRevC.99.064617
2019ZE01 Phys.Rev. C 99, 064613 (2019) E.O.N.Zevallos, V.Guimaraes, E.N.Cardozo, J.Lubian, R.Linares, R.Lichtenthaler Filho, K.C.C.Pires, O.C.B.Santos, S.Appannababu, E.Crema, J.Alcantara-Nunez, A.L.Lara, Y.S.Villamizar, U.Umbelino, N.Added, M.Assuncao, V.Morcelle, D.S.Monteiro Elastic scattering of the 12B + 58Ni system at near-barrier energies NUCLEAR REACTIONS 58Ni(12B, 12B), E=30.0, 33.0 MeV; measured reaction products, ΔE-E plot and energy spectra for 4He, 7Li, 9Be and 12B, elastic scattering angular distributions, and σ(θ, E) using silicon ΔE-E telescopes at the University of Sao Paulo RIBRAS facility. Comparison with large-scale coupled reaction channel calculations including E2 and E3 inelastic transitions in the target, and one-nucleon transfer reactions.
doi: 10.1103/PhysRevC.99.064613
2018PI06 Phys.Rev. C 98, 014614 (2018) K.C.C.Pires, S.Appannababu, R.Lichtenthaler, O.C.B.Santos New method to calculate the nuclear radius from low energy fusion and total reaction cross sections NUCLEAR REACTIONS 9Be(9Be, X), (6He, X), (6Li, X), (7Li, X), (7Be, X), (8Li, X), E(cm)=1-25 MeV; 12C(12C, X), (6He, X), (6Li, X), (7Li, X), (8B, X), (8Li, X), (9Be, X), E(cm)=2-25 MeV; 27Al(6He, X), (6Li, X), (7Li, X), (7Be, X), (8B, X), (8Li, X), (9Be, X), E(cm)=4-25 MeV; 10B(10B, X), E(cm)=2.5-30 MeV; analyzed total fusion and total reaction σ(E); calculated Coulomb barrier radius, Coulomb barrier energy, rms nuclear radii of the target and the projectile, reduced radius of projectile. Comparison with experimental values of rms radii.
doi: 10.1103/PhysRevC.98.014614
2017KU29 Phys.Rev. C 96, 054614 (2017) R.Kumar, V.R.Sharma, A.Yadav, P.P.Singh, A.Agarwal, S.Appannababu, S.Mukherjee, B.P.Singh, R.Ali, R.K.Bhowmik Low-energy nuclear reaction of the 14N + 169Tm system: Incomplete fusion NUCLEAR REACTIONS 169Tm(14N, X)174W/175W/176W/177W/178Re/179Re/179Os, E=76, 78, 80, 83 MeV; measured Eγ, Iγ; deduced complete fusion (CF) σ(E) for 4n-, p3n-, p4n-, α2n-, α3n-, α4n- and α5n-channels, incomplete fusion (ICF) σ(E), and compared with statistical model code PACE4; discussed several other systems for complete and incomplete fusion strength functions and percentage fraction of ICF.
doi: 10.1103/PhysRevC.96.054614
2017VA07 Acta Phys.Pol. B48, 635 (2017) S.Valdre, S.Piantelli, G.Casini, S.Barlini, M.Ciemala, M.Kmiecik, A.Maj, K.Mazurek, M.Cinausero, F.Gramegna, V.L.Kravchuk, L.Morelli, T.Marchi, S.Appannababu, G.Baiocco, P.Bednarczyk, G.Benzoni, M.Bini, N.Blasi, A.Bracco, S.Brambilla, M.Bruno, F.Camera, M.Cicerchia, M.Colonna, F.C.L.Crespi, M.D'Agostino, M.Degerlier, D.Fabris, B.Fornal, O.V.Fotina, A.Giaz, M.Krzysiek, S.Leoni, J.Mabiala, M.Matejska-Minda, W.Meczynski, B.Million, D.Montanari, S.Myalski, R.Nicolini, A.Olmi, G.Pasquali, G.Prete, J.Styczen, B.Szpak, E.Vardaci, B.Wasilewska, O.Wieland, M.Zieblinski Constraining Hot Sources in Central Heavy-ion Collisions Below 20 MeV/u
doi: 10.5506/APhysPolB.48.635
2016AP03 Phys.Rev. C 94, 044618 (2016) S.Appannababu, M.Cinausero, T.Marchi, F.Gramegna, G.Prete, J.Bermudez, D.Fabris, G.Collazuol, A.Saxena, B.K.Nayak, S.Kailas, M.Bruno, L.Morelli, N.Gelli, S.Piantelli, G.Pasquali, S.Barlini, S.Valdre, E.Vardaci, L.Sajo-Bohus, M.Degerlier, A.Jhingan, B.R.Behera, V.L.Kravchuk Mass, total kinetic energy, and neutron multiplicity correlations in the binary fragmentation of 50Ti + 208Pb at 294 MeV bombarding energy NUCLEAR REACTIONS 208Pb(50Ti, X), E=294 MeV; measured reaction products, time-of-flight, angular distributions, total kinetic energy (TKE), fragment-fragment-neutron correlations, mass-yield distribution, differential neutron energy spectra as function of angle at TANDEM-ALPI accelerator facility of LNL-Legnaro; deduced neutron multiplicities. Comparison with PACE2 statistical model calculations. Relevance to formation of superheavy elements.
doi: 10.1103/PhysRevC.94.044618
2016LI17 Few-Body Systems 57, 157 (2016) R.Lichtenthaler, M.A.G.Alvarez, A.Lepine-Szily, S.Appannababu, K.C.C.Pires, U.U.da Silva, V.Scarduelli, R.P.Condori, N.Deshmukh RIBRAS: The Facility for Exotic Nuclei in Brazil
doi: 10.1007/s00601-015-1039-z
2016PI07 Few-Body Systems 57, 315 (2016) K.C.C.Pires, S.Appannababu, R.Lichtenthaler Determination of the 6He Nuclear Radius from the Total Reaction Cross Section of 6He + 9Be NUCLEAR REACTIONS 9Be(6He, 6He), E(cm) = 9.72, 12.78 MeV; analyzed available σ data; deduced Coulomb barrier radius, nuclear interaction radius, nuclear matter distribution radius directly from low energy total reaction measurements.
doi: 10.1007/s00601-016-1089-x
2016SH01 Nucl.Phys. A945, 67 (2016) A.Shamlath, M.Shareef, E.Prasad, P.Sugathan, R.G.Thomas, A.Jhingan, S.Appannababu, A.K.Nasirov, A.M.Vinodkumar, K.M.Varier, C.Yadav, B.R.S.Babu, S.Nath, G.Mohanto, Ish Mukul, D.Singh, S.Kailas Fission fragment mass distribution studies in 30Si + 180Hf reaction NUCLEAR REACTIONS 180Hf(30Si, F), E=128-148 MeV;194Pt(16O, F), E not given; measured fission fragments using two large area position-sensitive MWPCs; deduced fragment mass distribution; calculated fragment mass distribution, potential energy surface using CCFULL code, ratio quasifission σ to capture σ using DNS (Double Nuclear System) model.
doi: 10.1016/j.nuclphysa.2015.09.011
2015FA07 Acta Phys.Pol. B46, 447 (2015) D.Fabris, F.Gramegna, T.Marchi, M.Degerlier, O.V.Fotina, V.L.Kravchuk, M.D'Agostino, L.Morelli, S.Appannababu, G.Baiocco, S.Barlini, M.Bini, A.Brondi, M.Bruno, G.Casini, M.Cinausero, N.Gelli, R.Moro, A.Olmi, G.Pasquali, S.Piantelli, G.Poggi, S.Valdre, E.Vardaci Pre-equilibrium Particles Emission and Its Possible Relation to α-clustering in Nuclei NUCLEAR REACTIONS 65Cu(16O, X)81Rb, 62Ni(19F, X)81Rb, E=16 MeV/nucleon; measured reaction products, Ep, Ip, Eα, Iα; deduced secondary particle emission, yields.
doi: 10.5506/APhysPolB.46.447
2014CA34 Eur.Phys.J. A 50, 147 (2014) A.Caciolli, T.Marchi, R.Depalo, S.Appannababu, N.Blasi, C.Broggini, M.Cinausero, G.Collazuol, M.Degerlier, D.Fabris, F.Gramegna, M.Leone, P.Mastinu, R.Menegazzo, G.Montagnoli, C.Rossi Alvarez, V.Rigato, O.Wieland A new study of 25Mg(α, n) 28Si angular distributions at Eα = 3-5 MeV
doi: 10.1140/epja/i2014-14147-1
2014KA10 Phys.Rev. C 89, 034621 (2014) M.Kaur, B.R.Behera, G.Singh, V.Singh, R.Sandal, A.Kumar, H.Singh, G.Singh, K.P.Singh, N.Madhavan, S.Nath, A.Jhingan, J.Gehlot, K.S.Golda, P.Sugathan, D.Siwal, S.Kalkal, E.Prasad, S.Appannababu Anomalous deviations from statistical evaporation spectra for the decay of the 73Br and 77Rb compound systems NUCLEAR REACTIONS 45Sc(28Si, X)73Br*, E=125 MeV; 45Sc(32S, X)77Rb*, E=125 MeV; measured inclusive and exclusive light charged-particle and neutron spectra, time-of flight, energy loss versus time-of-flight, σ for α particles, protons, evaporation residue σ using HIRA spectrometer at IUAC accelerator facility. Comparison with statistical model calculations using CASCADE code. Discussed effects of multistep compound (MSC) process.
doi: 10.1103/PhysRevC.89.034621
2014MO12 J.Phys.(London) G41, 075107 (2014) L.Morelli, G.Baiocco, M.D'Agostino, F.Gulminelli, M.Bruno, U.Abbondanno, S.Appannababu, S.Barlini, M.Bini, G.Casini, M.Cinausero, M.Degerlier, D.Fabris, N.Gelli, F.Gramegna, V.L.Kravchuk, T.Marchi, A.Olmi, G.Pasquali, S.Piantelli, S.Valdre, A.R.Raduta Thermal properties of light nuclei from 12C + 12C fusion-evaporation reactions NUCLEAR REACTIONS 12C(12C, X)24Mg, E=95 MeV/nucleon; measured reaction products, Ep, Ip, Eα, Iα; deduced charged-particles multiplicity distributions, σ(θ), σ(E) for isotopes, branching ratios.
doi: 10.1088/0954-3899/41/7/075107
2014MO13 J.Phys.(London) G41, 075108 (2014) L.Morelli, G.Baiocco, M.D'Agostino, F.Gulminelli, M.Bruno, U.Abbondanno, S.Appannababu, S.Barlini, M.Bini, G.Casini, M.Cinausero, M.Degerlier, D.Fabris, N.Gelli, F.Gramegna, V.L.Kravchuk, T.Marchi, A.Olmi, G.Pasquali, S.Piantelli, S.Valdre, A.R.Raduta Non-statistical decay and α-correlations in the 12C+12C fusion-evaporation reaction at 95 MeV NUCLEAR REACTIONS 12C(12C, X)24Mg, E=95 MeV/nucleon; measured reaction products, Ep, Ip, Eα, Iα, α-α-coin.; deduced α-particles multiplicity distributions, α-α-energy, σ(θ), σ(E) for isotopes, branching ratios. Comparison with Hauser-Feshbach calculations.
doi: 10.1088/0954-3899/41/7/075108
2014SA71 Phys.Rev. C 90, 064620 (2014) S.Santra, A.Pal, P.K.Rath, B.K.Nayak, N.L.Singh, D.Chattopadhyay, B.R.Behera, V.Singh, A.Jhingan, P.Sugathan, K.S.Golda, S.Sodaye, S.Appannababu, E.Prasad, S.Kailas Effect of projectile breakup on fission-fragment mass distributions in the 6, 7Li + 238U reactions NUCLEAR REACTIONS 238U(6Li, F), E=30, 34, 39, 45, 50 MeV; 238U(7Li, F), E=31.4, 35.4, 40.4, 41.4, 45, 51.4 MeV; measured fission fragment spectra, time-of-flight, fission-fragment folding angle distributions at IUAC-New Delhi Pelletron facility; deduced yield of fission fragments as a function of fragment mass, fission-fragment mass distribution, peak to valley (P:V) ratio of fission fragment mass distribution, mass distributions for complete fusion (CF) and total fusion (TF) events. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.90.064620
2013RA27 Phys.Rev. C 88, 044617 (2013) P.K.Rath, S.Santra, N.L.Singh, B.K.Nayak, K.Mahata, R.Palit, K.Ramachandran, S.K.Pandit, A.Parihari, A.Pal, S.Appannababu, SushilK.Sharma, D.Patel, S.Kailas Complete fusion in 7Li+144, 152Sm reactions NUCLEAR REACTIONS 144,152Sm(7Li, xn), E=20-40 MeV; measured Eγ, Iγ, σ(E) for evaporation residues (ER) 147,147m,148,148m,149,149m,154,155,156Tb formed in x=2-5 channels, and complete fusion σ(E) at BARC-TIFR facility; deduced level-density parameter; calculated σ(E) for ER using statistical model code PACE, σ(E) for fusion using CCFULL and FRESCO coupled-channel codes. Comparison of scaled σ with other reactions and universal fusion function.
doi: 10.1103/PhysRevC.88.044617
2012NE03 Phys.Rev. C 85, 057301 (2012) D.Negi, T.Trivedi, A.Dhal, S.Kumar, V.Kumar, S.Roy, M.K.Raju, S.Appannababu, G.Mohanto, J.Kaur, R.K.Sinha, D.Choudhury, D.Singh, R.Kumar, R.P.Singh, S.Muralithar, A.K.Bhati, S.C.Pancholi, R.K.Bhowmik Shears mechanism in 109In NUCLEAR REACTIONS 96Zr(19F, 6n), E=105 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. 106In; deduced high-spin levels, J, π, bands, configurations. Comparison with tilted-axis cranking model calculations. Systematics of alignment plots for 3-qp band structures in 105,107,109In.
doi: 10.1103/PhysRevC.85.057301
2012PR04 Nucl.Phys. A882, 62 (2012) E.Prasad, K.M.Varier, R.G.Thomas, A.M.Vinodkumar, K.Mahata, S.Appannababu, P.Sugathan, K.S.Golda, B.R.S.Babu, A.Saxena, B.V.John, S.Kailas Fission fragment angular distribution measurements for 16O + 194Pt reaction at energies near the Coulomb barrier NUCLEAR REACTIONS 194Pt(16O, F), E=79-90 MeV; measured fission E(fragment), I(fragment, θ); calculated σ(θ), fission barrier, ER σ, neutron multiplicity using SSPM (saddle point statistical model) PACE code and RFRM (rotating FR model) moments of inertia; deduced fission fragments σ(θ), σ, fission probability, fission barrier, level density parameters.
doi: 10.1016/j.nuclphysa.2012.03.005
2012RA01 Nucl.Phys. A874, 14 (2012) P.K.Rath, S.Santra, N.L.Singh, K.Mahata, R.Palit, B.K.Nayak, K.Ramachandran, V.V.Parkar, R.Tripathi, S.K.Pandit, S.Appannababu, N.N.Deshmukh, R.K.Choudhury, S.Kailas Fusion of 6Li with 152Sm: Role of projectile breakup versus target deformation NUCLEAR REACTIONS 152Sm(6Li, xn), E=20-40 MeV; measured Eγ, Iγ; deduced complete, incomplete fusion σ also for isomeric states 154Tbm1,154Tbm2, reaction mechanism; calculated σ using CC and statistical code PACE, fusion σ using proximity potentials; deduced level density parameters. Comparison of scaled σ with other reactions.
doi: 10.1016/j.nuclphysa.2011.10.004
2012YA13 Phys.Rev. C 86, 034606 (2012) C.Yadav, R.G.Thomas, R.K.Choudhury, P.Sugathan, A.Jhingan, S.Appannababu, K.S.Golda, D.Singh, Ish Mukul, J.Gehlot, E.Prasad, H.J.Wollersheim Evidence of quasifission in asymmetric reactions forming the 250Cf compound system NUCLEAR REACTIONS 238U(12C, X)250Cf(*), E=61-76 MeV; 232Th(18O, X)250Cf(*), E=80-96 MeV; measured fission fragment distributions, TOF, mass ratio versus parallel velocity plots, mass-angle correlations, fission fragment mass distribution. Evidence of quasifission in the 18O+232Th system.
doi: 10.1103/PhysRevC.86.034606
2011AP01 Phys.Rev. C 83, 034605 (2011) S.Appannababu, S.Mukherjee, B.K.Nayak, R.G.Thomas, P.Sugathan, A.Jhingan, E.Prasad, D.Negi, N.N.Deshmukh, P.K.Rath, N.L.Singh, R.K.Choudhury Fission fragment mass distributions in reactions forming the 213Fr compound nucleus NUCLEAR REACTIONS 186W(27Al, X), E=123-140 MeV; 197Au(16O, X), E=79-100 MeV; measured fission fragment spectra; deduced density plots for mass ratio vs center of mass angle, mass ratio distributions 213Fr; deduced mass variance. Comparison with theoretical calculations.
doi: 10.1103/PhysRevC.83.034605
2011AP02 Phys.Rev. C 83, 067601 (2011); Pub Note Phys.Rev. C 83, 069902 (2011) S.Appannababu, R.G.Thomas, L.S.Danu, P.K.Rath, Y.K.Gupta, B.V.John, B.K.Nayak, D.C.Biswas, A.Saxena, S.Mukherjee, R.K.Choudhury Fission fragment angular distributions in the 9Be + 232Th reaction NUCLEAR REACTIONS 232Th(9Be, X), E=39, 41, 44, 50 MeV; measured fission fragment spectra, σ(E, θ). Comparison with standard statistical saddle-point model (SSPM), and the preequilibrium fission (PEQ) model. Comparison of fission anisotropies for projectiles of 7Li, 9Be, 11B, 12C, 16O and 19F on 232Th target.
doi: 10.1103/PhysRevC.83.067601
2011DE29 Eur.Phys.J. A 47, 118 (2011) N.N.Deshmukh, S.Mukherjee, B.K.Nayak, D.C.Biswas, S.Santra, E.T.Mirgule, S.Appannababu, D.Patel, A.Saxena, R.K.Choudhury, J.Lubian, P.R.S.Gomes Investigation of the threshold anomaly in the near-barrier elastic scattering of 7Li on 116Sn NUCLEAR REACTIONS 116Sn(7Li, 7Li), E=18, 19, 20, 21, 22, 23, 24, 26, 30, 35 MeV; measured E(particle), I(particle, θ); calculated σ, σ(θ); deduced σ, σ(θ), optical potential parameters.
doi: 10.1140/epja/i2011-11118-0
2011KU05 Acta Phys.Pol. B42, 813 (2011) R.Kumar, P.Doornenbal, A.Jhingan, R.K.Bhowmik, S.Appannababu, P.Bednarczyk, L.Caceres, J.Cederkall, A.Ekstrom, R.Garg, J.Gerl, M.Gorska, H.Grawe, J.Kaur, I.Kojouharov, S.Mandal, S.Mukherjee, S.Muralithar, W.Prokopowicz, P.P.Singh, P.Reiter, H.Schaffner, A.Sharma, R.P.Singh, D.Siwal, H.J.Wollersheim Enhanced 0+g.s. → 2+1 E2 Transition Strength in 112, 114Sn NUCLEAR REACTIONS 58Ni(114Sn, 114Sn'), (116Sn, 116Sn'), E=3.4 MeV/nucleon; measured Eγ, Iγ, particle-γ-coin. 112,114Sn; deduced B(E2). Comparison with RQRPA calculations.
doi: 10.5506/APhysPolB.42.813
2010KU07 Phys.Rev. C 81, 024306 (2010) R.Kumar, P.Doornenbal, A.Jhingan, R.K.Bhowmik, S.Muralithar, S.Appannababu, R.Garg, J.Gerl, M.Gorska, J.Kaur, I.Kojouharov, S.Mandal, S.Mukherjee, D.Siwal, A.Sharma, P.P.Singh, R.P.Singh, H.-J.Wollersheim Enhanced Og.s+ → 21+ E2 transition strength in 112Sn NUCLEAR REACTIONS 112Sn, 116Sn(58Ni, 58Ni), E=175 MeV; measured Eγ, Iγ, and scattered particle spectra. 112,116Sn; deduced B(E2). Systematics of first 2+ energies and associated B(E2) values for 102,104,106,108,110,112,114,116,118,120,122,124,126,128,130Sn Comparison with relativistic quasiparticle random-phase approximation (RQRPA) and large-scale shell model calculations.
doi: 10.1103/PhysRevC.81.024306
2010KU15 Phys.Rev. C 81, 067304 (2010) S.Kumar, A.K.Jain, A.Goel, S.S.Malik, R.Palit, H.C.Jain, I.Mazumdar, P.K.Joshi, Z.Naik, A.Dhal, T.Trivedi, I.Mehrotra, S.Appannababu, L.Chaturvedi, V.Kumar, R.Kumar, D.Negi, R.P.Singh, S.Muralithar, R.K.Bhowmik, S.C.Pancholi Band structure and shape coexistence in 13556Ba79 NUCLEAR REACTIONS 130Te(9Be, 4n), E=42.5 MeV; measured Eγ, Iγ, γγ-coin, DCO, γ(lin pol). 135Ba; deduced levels, J, π, multipolarity, bands, configurations, possible magnetic rotational band. Comparison with TAC calculations.
doi: 10.1103/PhysRevC.81.067304
2010MU09 Eur.Phys.J. A 45, 23 (2010) S.Mukherjee, N.N.Deshmukh, V.Guimaraes, J.Lubian, P.R.S.Gomes, A.Barioni, S.Appannababu, C.C.Lopes, E.N.Cardozo, K.C.C.Pires, R.Lichtenthaler, A.Lepine-Szily, D.S.Monteiro, J.M.B.Shorto, P.N.de Faria, E.Crema, V.Morcelle, M.C.Morais, R.P.Condori Total reaction cross-sections for light weakly bound systems NUCLEAR REACTIONS 9Be, 51V(8Li, 8Li), (8Li, X), E=18.5, 19.6 MeV; measured σ, σ(θ); calculated σ(θ) using Sao Paulo potential and WS form factors; deduced optical model parameters. Comparison with other reactions. Secondary radioactive beam.
doi: 10.1140/epja/i2010-10987-9
2010NE05 Phys.Rev. C 81, 054322 (2010) D.Negi, T.Trivedi, A.Dhal, S.Kumar, V.Kumar, S.Roy, M.K.Raju, S.Appannababu, G.Mohanto, J.Kaur, R.K.Sinha, R.Kumar, R.P.Singh, S.Muralithar, A.K.Bhati, S.C.Pancholi, R.K.Bhowmik High spin spectroscopy and shears mechanism in 107In NUCLEAR REACTIONS 94Mo(16O, 2np)107In, E=70 MeV; measured Eγ, Iγ, γγ-coin, DCO, linear polarization, half-lives by DSAM using INGA array. 107In; deduced levels, J, π, multipolarity, bands, B(M1), B(E2), B(M1)/B(E2), Q(t), β2, configurations, shears band. Comparison with systematics of bands in 105,108In and with TAC calculations.
doi: 10.1103/PhysRevC.81.054322
2010PR05 Phys.Rev. C 81, 054608 (2010) E.Prasad, K.M.Varier, R.G.Thomas, P.Sugathan, A.Jhingan, N.Madhavan, B.R.S.Babu, R.Sandal, S.Kalkal, S.Appannababu, J.Gehlot, K.S.Golda, S.Nath, A.M.Vinodkumar, B.P.A.Kumar, B.V.John, G.Mohanto, M.M.Musthafa, R.Singh, A.K.Sinha, S.Kailas Conclusive evidence of quasifission in reactions forming the 210Rn compound nucleus NUCLEAR REACTIONS 186W(24Mg, X)210Rn, E=111-125 MeV; 194Pt(16O, X)210Rn, E=75-102 MeV; measured fission fragment mass ratio distributions and mass ratio widths. Comparison with coupled-channel calculations.
doi: 10.1103/PhysRevC.81.054608
2010SU12 Phys.Rev. C 81, 067304 (2010), see 2010KU15 Suresh Kumar, A.K.Jain, A.Goel, S.S.Malik, R.Palit, H.C.Jain, I.Mazumdar, P.K.Joshi, Z.Naik, A.Dhal, T.Trivedi, I.Mehrotra, S.Appannababu, L.Chaturvedi, V.Kumar, R.Kumar, D.Negi, R.P.Singh, S.Muralithar, R.K.Bhowmik, S.C.Pancholi Band structure and shape coexistence in 13556Ba79
doi: 10.1103/PhysRevC.81.067304
2010TR05 Nucl.Phys. A834, 72c (2010) T.Trivedi, R.Palit, D.Negi, Z.Naik, Y.-C.Yang, Y.Sun, J.A.Sheikh, A.Dhal, M.K.Raju, S.Appannababu, S.Kumar, D.Choudhury, K.Maurya, G.Mahanto, R.Kumar, R.P.Singh, S.Muralithar, A.K.Jain, H.C.Jain, S.C.Pancholi, R.K.Bhowmik, I.Mehrotra Lifetime measurement of high spin states in 75Kr NUCLEAR REACTIONS 50Cr(28Si, n2p), E=90 MeV; measured Eγ, Iγ(θ, t); deduced T1/2, transitional quadrupole moment. Comparison with nearby nuclei.
doi: 10.1016/j.nuclphysa.2010.01.021
2009AP03 Phys.Rev. C 80, 024603 (2009) S.Appannababu, S.Mukherjee, N.L.Singh, P.K.Rath, G.Kiran Kumar, R.G.Thomas, S.Santra, B.K.Nayak, A.Saxena, R.K.Choudhury, K.S.Golda, A.Jhingan, R.Kumar, P.Sugathan, H.Singh Absence of entrance channel effects in fission fragment anisotropies of the 215Fr compound nucleus NUCLEAR REACTIONS 197Au(18O, X)215Fr, E=77.7-96.7 MeV; 204Pb(11B, X)215Fr, E=51.5-63.5 MeV; measured fission fragment angular distributions and anisotropies of the 215Fr compound nucleus; deduced fission excitation functions, fusion barrier distributions. Comparison with standard saddle-point statistical model (SSPSM) calculations.
doi: 10.1103/PhysRevC.80.024603
2009MU10 Phys.Rev. C 80, 014607 (2009) S.Mukherjee, B.K.Nayak, D.S.Monteiro, J.Lubian, P.R.S.Gomes, S.Appannababu, R.K.Choudhury Quasi-elastic scattering in the 6Li+232Th reaction NUCLEAR REACTIONS 232Th(6Li, X), E=24-38 MeV; measured σ, excitation functions, and barrier distributions. Comparison with coupled-channel calculations using a double-folding potential.
doi: 10.1103/PhysRevC.80.014607
2009RA08 Phys.Rev. C 79, 051601 (2009) P.K.Rath, S.Santra, N.L.Singh, R.Tripathi, V.V.Parkar, B.K.Nayak, K.Mahata, R.Palit, Suresh Kumar, S.Mukherjee, S.Appannababu, R.K.Choudhury Suppression of complete fusion in the 6Li+144Sm reaction NUCLEAR REACTIONS 144Sm(6Li, 2n), (6Li, 3n), E=20-40 MeV; measured Eγ, Iγ, cross sections. 159Tb, 165Ho(7Li, X), 162Dy(α, X), 160Gd(12C, X), E not given; discussed systematics of reactions. Comparison with coupled channel calculations.
doi: 10.1103/PhysRevC.79.051601
2009TR07 Phys.Rev. C 80, 047302 (2009); Publishers Note, Phys.Rev. C 80, 059902 (2009) T.Trivedi, R.Palit, D.Negi, Z.Naik, Y.-C.Yang, Y.Sun, J.A.Sheikh, A.Dhal, M.K.Raju, S.Appannababu, S.Kumar, D.Choudhury, K.Maurya, G.Mahanto, R.Kumar, R.P.Singh, S.Muralithar, A.K.Jain, H.C.Jain, S.C.Pancholi, R.K.Bhowmik, I.Mehrotra Shape evolution of the highly deformed 75Kr nucleus examined with the Doppler-shift attenuation method NUCLEAR REACTIONS 50Cr(28Si, n2p), E=90 MeV; measured Eγ, Iγ, γγ-coin, and half-lives by Doppler-shift attenuation method. 75Kr; deduced levels, J, π, bands, B(E2), transitional quadrupole moments, and configurations. Comparison with projected shell model calculations.
doi: 10.1103/PhysRevC.80.047302
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