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NSR database version of April 27, 2024.

Search: Author = A.Deep

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2023KU02      Phys.Rev. C 107, 014610 (2023)

N.Kumari, A.Deep, S.Chopra, R.Kharab

Systematic analysis of the decay of ^{287, 288, 290, 292}Fl^* formed in the complete fusion reactions ^{239, 240, 242, 244}Pu + ⁴⁸Ca including Skyrme forces

NUCLEAR REACTIONS ²⁴⁴Pu(⁴⁸Ca, X)²⁹²Fl^*, E=46.9^*; calculated scattering potential for hot fusion at fixed temperature, mass fragmentation potential, preformation yields. ²³⁹Pu(⁴⁸Ca, X)²⁸⁷Fl^*,240Pu(⁴⁸Ca, X)²⁸⁸Fl^*,242Pu(⁴⁸Ca, X)²⁹⁰Fl^*,244Pu(⁴⁸Ca, X)²⁹²Fl^*, E=32.5-52.6 MeV; calculated σ (excitation functions) of 1n, 2n, 3n, 4n, 5n channels from compound nuclei ^{287,288,290,292}Fl^*. Quantum mechanical fragmentation theory (QMFT) based dynamical cluster-decay model (DCM) calculations using SLy4, SkM^* and KDE0(v1) Skyrme interactions. Comparison with available experimental data.

doi: 10.1103/PhysRevC.107.014610
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2022KU05      Phys.Rev. C 105, 014628 (2022)

N.Kumari, A.Deep, R.Kharab

Theoretical study of evaporation residue cross sections in the decay of ²⁸⁶Cn^* formed via the ²³⁸U+⁴⁸Ca reaction using Skyrme force

NUCLEAR REACTIONS ²³⁸U(⁴⁸Ca, xn)²⁸⁶Cn^*, E^*=35 MeV; calculated scattering potentials for ²⁸⁶Cn to ²⁸³Cn+3n, mass fragmentation potential for the formation of ²⁸⁶Cn compound nucleus, preformation and penetration probabilities for hot and cold configurations, σ(E) for 1n-, 2n-, 3n- and 4n-evaporation channels, best fitted neck-length parameters, ²⁷⁸Mt(⁸Li, xn)²⁸⁶Cn^*,272Sg(¹⁴C, xn)²⁸⁶Cn^*,264Lr(²²F, xn)²⁸⁶Cn^*,248Cm(³⁸S, xn)²⁸⁶Cn^*,238U(⁴⁸Ca, xn)²⁸⁶Cn^*,218Po(⁶⁸Ni, xn)²⁸⁶Cn^*,202Pt(⁸⁴Se, xn)²⁸⁶Cn^*,195Os(⁹¹Kr, xn)²⁸⁶Cn^*,178Er(¹⁰⁸Ru, xn)²⁸⁶Cn^*,152Nd(¹³⁴Te, xn)²⁸⁶Cn^*,148Ce(¹³⁸Xe, xn)²⁸⁶Cn^*, E^*=35 MeV; calculated scattering potentials for "hot fusion" reaction valleys with "hot-compact" configurations, σ for 3n- and 4n-evaporation channels. Quantum mechanical fragmentation theory (QMFT) based dynamical cluster-decay model (DCM) calculations using GSkI and KDE0(v1) Skyrme interactions, and SIII interaction. Comparison with available experimental data.

doi: 10.1103/PhysRevC.105.014628
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2022NI05      Physics of Part.and Nuclei 53, 441 (2022)

Niyti, A.Deep, R.Kharab, R.Singh, S.Chopra

Study of Decay Properties of ²⁶⁰Sg^* Nucleus Formed in ⁵²Cr + ²⁰⁸Pb Reaction by Using GSkI Skyrme Force

NUCLEAR REACTIONS ²⁰⁸Pb(⁵²Cr, X)²⁶⁰Sg, E=13.3, 18.6 MeV; analyzed available data; deduced σ using the Dynamical Cluster-decay Model (DCM).

doi: 10.1134/S1063779622020642
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2020DE33      Phys.Rev. C 102, 034607 (2020)

A.Deep, Niyti, R.Kharab, R.Singh, S.Chopra

Examining the entrance channel effects on the synthesis of the double deformed nucleus ²⁷⁰Hs: A theoretical study using the dynamical cluster-decay model including Skyrme forces

NUCLEAR REACTIONS ²⁶Mg(²⁴⁸Cm, xn)²⁷⁴Hs^*,36S(²³⁸U, xn)²⁷⁴Hs^*,48Ca(²²⁶Ra, xn)²⁷⁴Hs^*, E^*=40-51 MeV; calculated fusion evaporation residue cross sections for 3n-, 4n- and 5n-channels, mass fragmentation potentials, preformation yields, excitation function of individual 3n- to 5n-evaporation channels, best-fitted neck-length parameter using dynamical cluster-decay model (DCM), with Skyrme energy density functionals. Comparison with experimental data. Relevance to super-heavy nuclei.

doi: 10.1103/PhysRevC.102.034607
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2019DE31      Int.J.Mod.Phys. E28, 1950079 (2019)

A.Deep, Niyti, R.Kharab, R.Singh, S.Chopra

Skyrme forces and isotopic dependence of evaporation residue cross-section in the decay of ^{252, 254-256}No^* formed in ^{204, 206, 207, 208}Pb ⁴⁸Ca reactions

NUCLEAR REACTIONS ^{204,206,207,208}Pb(⁴⁸Ca, X)^{252,254,255,256}No, E=20-45 MeV; analyzed available data; calculated preformation yields and probabilities, σ.

RADIOACTIVITY ^{252,254,255,256}No(n), (2n), (3n), (4n); analyzed available data; deduced fusion evaporation residue σ for he decay of compound nuclei using the Skyrme energy density functional (SEDF)-based on semi-classical extended Thomas Fermi (ETF) approach under frozen density approximation.

doi: 10.1142/S0218301319500794
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2018NI10      Acta Phys.Pol. B49, 639 (2018)

Niyti, R.Singh, A.Deep, R.Kharab, S.Chopra, R.K.Gupta

Dynamical Cluster-decay Model Based on Skyrme Force KDE0(v1) and the Dynamics of^{208, 206, 204}Pb+⁴⁸Ca → ^{256, 254, 252}No^* Reaction

NUCLEAR REACTIONS ^204,206,208Pb(⁴⁸Ca, xn)^252,254,256No, E^*=19.6-43.6 MeV; calculated channel cross section σ_xn for fixed x (x=1-4, but most of calculations done for 2n emission) vs E^*; compared with available published data; calculated "optimum hot" fusion reactions σ using Dynamical Cluster-decay Model (DCM) with pocket formula for the proximity potential; deduced that they reproduce data well with neck-length parameter fitted.

doi: 10.5506/aphyspolb.49.639
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2017NI04      Phys.Rev. C 95, 034602 (2017)

Niyti, A.Deep, R.Kharab, S.Chopra, R.K.Gupta

Skyrme forces and decay of the²⁶⁶₁₀₄Rf^* nucleus synthesized via different incoming channels

NUCLEAR REACTIONS ²⁴⁸Cm(¹⁸O, X)²⁶⁶Rf*, E=88.2-101.3 MeV; ²⁴⁴Pu(²²Ne, X)²⁶⁶Rf*, E=109.0-124.8 MeV; calculated mass fragmentation potentials, preformation yields. ²⁴⁸Cm(¹⁸O, 4n), (¹⁸O, 5n), (¹⁸O, 6n), ²⁴⁴Pu(²²Ne, 4n), ²⁴⁴Pu(²²Ne, 5n)²⁴⁴Pu(²²Ne, 6n), E=80-130 MeV; calculated σ(E), neck-length parameters, preformation and penetration probabilities. ²⁵⁸Md(⁸Li, X), ²⁵⁴Es(¹²B, X), ²⁴²Pu(²²Ne, X), ²¹⁸Po(⁴⁸Ca, X), ²¹²Pb(⁵⁴Ti, X), ²⁰⁵Au(⁶¹Mn, X), ²⁴²Pu(²²Ne, X), ¹⁹⁵Os(⁷¹Ni, X), ¹⁹²W(⁷⁴Zn, X), ¹⁸²Yb(⁸⁴Se, X), ¹⁵⁷Nd(¹⁰⁹Ru, X), ¹³²Te(¹³⁴Te, X), E=94.8 MeV; calculated evaporation residue σ for 4n-, 5n-, and 6n-decay channels of compound nucleus ²⁶⁶Rf in the dynamical cluster-decay model (DCM). Skyrme energy density functional (SEDF) based on semiclassical extended Thomas Fermi (ETF) approach, and using SIII, SIV, new GSkI and KDE0(v1) forces.

doi: 10.1103/PhysRevC.95.034602
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