NSR Query Results
Output year order : Descending NSR database version of May 10, 2024. Search: Author = V.Dehghani Found 30 matches. 2023BE25 Eur.Phys.J. A 59, 221 (2023) Kh.Benam, V.Dehghani, S.A.Alavi Thermal properties of 97Mo and 90Y nuclei using temperature dependent level density parameter NUCLEAR STRUCTURE 97Mo, 90Y; calculated gap parameter and order parameter, excitation energies, Shlomo level density parameter, single particle level density with Thomas Fermi approximation; deduced the temperature dependent level density parameter.
doi: 10.1140/epja/s10050-023-01130-4
2022DE14 Chin.Phys.C 46, 044104 (2022) V.Dehghani, S.A.Alavi, R.Razavi, A.Soylu, F.Koyuncu Cluster decay half-lives using asymmetry dependent densities RADIOACTIVITY 221Fr, 221,222,223,224Ra, 226Ra, 226Th(14C), 226Th(18O), 228Th(20O), 230Th(24Ne), 232Th(26Ne), 231Pa(23F), (24Ne), 230U(22Ne), (24Ne), 232U(24Ne), (28Mg), 233U(24Ne), (25Ne), (28Mg), 234U(24Ne), (26Ne), (28Mg), 235U(24Ne), (25Ne), (28Mg), 236U(24Ne), (26Ne), (30Mg), 237Np(30Mg), 236Pu(28Mg), 238Pu(28Mg), (30Mg), (32Si), 240Pu, 241Am(34Si); calculated T1/2. Comparison with available data.
doi: 10.1088/1674-1137/ac4035
2022GH03 Eur.Phys.J. A 58, 12 (2022) F.Ghorbani, S.A.Alavi, V.Dehghani Alpha decay half-lives of even-even nuclei using alpha-folding interaction RADIOACTIVITY 108Te, 112Xe, 148Sm, 148Gd, 152Gd, 152Er, 152Dy, 156Yb, 156Hf, 160W, 168Pt, 176Pt, 180Pt, 184Pt, 188Pt, 176Hg, 180Hg, 184Hg, 188Hg, 188Pb, 192Po, 196Po, 200Po, 204Po, 208Po, 212Po, 216Po, 196Rn, 200Rn, 212Rn, 220Rn, 204Ra, 208Ra, 212Ra, 220Ra, 224Ra, 216Th, 224Th, 228Th, 232Th, 224U, 228U, 232U, 236U, 232Pu, 236Pu, 240Pu, 244Pu, 240Cm, 244Cm, 248Cm, 240Cf, 244Cf, 248Cf, 252Cf, 248Fm, 252Fm, 256Fm(α); calculated T1/2 using WKB method and including Bohr-Sommerfeld quantization for nuclear potential. Comparison with available data.
doi: 10.1140/epja/s10050-022-00670-5
2022SO12 Int.J.Mod.Phys. E31, 2250062 (2022) A.Soylu, F.Koyuncu, S.A.Alavi, V.Dehghani Calculations on the proton decay with modified preformation probability RADIOACTIVITY 144,145,146,147Tm, 150,151Lu, 155,156,157Ta, 159,160,161Re, 164,165,166,167Ir, 170,171Au, 176,177Tl(p); calculated T1/2. Comparison with available data.
doi: 10.1142/S0218301322500628
2022YA01 Nucl.Phys. A1017, 122353 (2022) B.Yaghmaei, A.A.Mehmandoost-Khajeh-Dad, V.Dehghani Thermal properties of nuclei using RMF theory with average value gap parameter NUCLEAR STRUCTURE 110,114,116,126,130Sn; calculated neutron gap parameter, binding energies, temperature dependence of total energy, neutron, matter, charge, and proton radii using the modified Ginzburg-Landau model. Comparison with available data.
doi: 10.1016/j.nuclphysa.2021.122353
2022YA04 Nucl.Phys. A1017, 122353 (2022) B.Yaghmaei, A.A.Mehmandoost-Khajeh-Dad, V.Dehghani Thermal properties of nuclei using RMF theory with average value gap parameter NUCLEAR STRUCTURE 110,112,114,116,118,120,122,124,126,128,130Sn; calculated binding energy per nucleon, temperature dependence of total energy, neutron, matter, charge, and proton radii. Gap parameters of the BCS and modified Ginzburg-Landau models.
doi: 10.1016/j.nuclphysa.2021.122353
2021GH01 Nucl.Phys. A1006, 122111 (2021) F.Ghorbani, S.A.Alavi, V.Dehghani Alpha decay half lives of spherical even-even nuclei: Role of repulsive core RADIOACTIVITY 106,108Te, 146,148Sm, 148,150Gd, 150,152Dy, 152,154Er, 154Yb, 156Hf, 158W, 210Pb, 190,192,194,196,198,200,202,204,206,208,210,212,214,216,218Po, 208,210,212,218,220Rn, 214,220Ra, 218Th(α); calculated T1/2. Comparison with available data.
doi: 10.1016/j.nuclphysa.2020.122111
2021HO01 Can.J.Phys. 99, 24 (2021) M.Hosseini-Tabatabaei, S.A.Alavi, V.Dehghani Systematic of alpha decay half-lives: role of quantization condition RADIOACTIVITY 162W, 186Pb, 208Ra, 238U, 294Og(α); calculated mean assault frequency, tunneling probabilities, T1/2. Comparison with available data.
doi: 10.1139/cjp-2019-0586
2021SO20 Chin.Phys.C 45, 044108 (2021) A.Soylu, F.Koyuncu, G.Gangopadhyay, V.Dehghani, S.A.Alavi Proton radioactivity half-lives with nuclear asymmetry factor RADIOACTIVITY 109I, 112,113Cs, 117La, 121Pr, 130,131Eu, 135Tb, 140,141Ho, 144,145,146,147Tm, 150,151Lu, 155,156,157Ta, 159,160,161Re, 164,166,167Ir, 170,171Au, 176,177Tl(p), 141Ho, 146,147Tm, 150,151Lu, 156Ta, 159,161Re, 165,166,167Ir, 170,171Au, 177Tl, 215Bi(IT), (p); analyzed available data; deduced the dependence of proton emission T1/2 on the nuclear asymmetry parameter.
doi: 10.1088/1674-1137/abe03f
2020GH06 Phys.Rev. C 102, 014610 (2020) F.Ghorbani, S.A.Alavi, V.Dehghani, A.Soylu, F.Koyuncu Heavy ion fusion reaction cross section: Analysis of the temperature dependence of the repulsive nuclear potential NUCLEAR REACTIONS 63Cu(18O, X), E(cm)=30-52 MeV; 194Pt(18O, X), E(cm)=71-90 MeV; 208Pb(16O, X), E(cm)=70-100 MeV; 141Pr(12C, X), E(cm)=45-100 MeV; calculated repulsive nuclear potential strength as function of temperature, fusion parameters and barrier heights, fusion σ(E) using Wong formula with double-folding potentials (M3Y) and corrected temperature-dependent repulsive nuclear potential. Comparison with experimental data.
doi: 10.1103/PhysRevC.102.014610
2020GH10 Nucl.Phys. A1002, 121947 (2020) F.Ghorbani, S.A.Alavi, V.Dehghani Temperature dependence of the alpha decay half-lives of even-even Th isotopes RADIOACTIVITY 210,212,214,216,218,220,222,224,226,228,230,232Th(α); calculated T1/2. Comparison with experimental values.
doi: 10.1016/j.nuclphysa.2020.121947
2020SO24 Acta Phys.Pol. B51, 2125 (2020) A.Soylu, F.Koyuncu, S.A.Alavi, V.Dehghani Proton-radioactivity Half-life Formulas with Isospin and Shell Effects RADIOACTIVITY 109I, 112,113Cs, 117La, 121Pr, 130,131Eu, 135Tb, 140,141Ho, 144,145,146,147Tm, 150,151Lu, 155,156,157Ta, 159,160,161Re, 164Ir, 166,167Ir, 170Au, 176,177Tl(p), 141Ho, 146,147Tm, 150,151Lu, 156Ta, 159Re, 161Re, 165,166,167Ir, 170,171Au, 177Tl, 185Bi(p), 103,104,105Sb, 108I, 111Cs, 116,117La, 127Pm, 129Pm, 137Tb, 161,163,165,167,169,171Ir, 169Au, 171Au, 185Bi, 211Pa, 195,196,197,198,199,200,201,202,203,204,205,206,207Ac, 198,199Th, 200,201,202,203,204,205,206,207,208,209Pa, 212,213Pa, 203U, 206,207,208,209,210,211,212,213,214,215,216,217Np, 209Pu, 212,213,214,215,216,217,218,219,220,221,222,223,224Am, 215Cm, 218,219,220,221,222,223,224,225,226,227Bk, 221Cf, 224,225,226,227,228,229,230,231Es, 229,230,231,232,233,234,235,236,237,238,239Md, 232,233No, 235,236,237,238,239,240,241,242,243Lr(p); analyzed available data; calculated T1/2; deduced parameters.
doi: 10.5506/aphyspolb.51.2125
2020YA18 Chin.J.Phys.(Taiwan) 66, 406 (2020) A.Yarahmadi, S.A.Alavi, V.Dehghani β+/EC transitions of 40Sc using Tamm-Dancoff approximation RADIOACTIVITY 40Sc(β+), (EC); calculated wave functions of nuclear excited states, excited states energies, partial decay half-lives, total decay half-life, log ft. Comparison with experimental data.
doi: 10.1016/j.cjph.2020.04.023
2019BE28 Eur.Phys.J. A 55, 105 (2019) Kh.Benam, V.Dehghani, S.A.Alavi Role of magic numbers in thermodynamic quantities of 206Pb and 138Ba using BCS and Lipkin-Nogami models
doi: 10.1140/epja/i2019-12785-3
2019MA13 Nucl.Phys. A983, 77 (2019) N.Maroufi, V.Dehghani, S.A.Alavi Alpha and cluster decay of some deformed heavy and superheavy nuclei RADIOACTIVITY 256,258,263Rf, 256,257,258,259,263Rf, 260,261,262,269,271Sg, 260,261,164,266,267,270,272,274Bh, 264,265,266,267,270,273Hs, 268,274,275,276Mt, 267,269,270,271,273,277Ds, 272,274,278,279,280Rg, 281,285Cn, 278,282,283,284,285,286Nh, 286,287,288,289Fl, 287,288Mc, 290,291,292,293Lv, 293,294Ts, 294Og (α); calculated Qα, T1/2; half lives compared with data. 231Pa (23F), 230U (22Ne), 230Th, 231Pa, 230,232,233,234,235,236U (24Ne), 232Th, 234,236U (26Ne), 232,233,234U, 236,238Pu (28Mg), 236U, 237Np, 238Pu (30Mg), 238Pu (32Si); calculated Q, cluster preformation probability, T1/2; half lives compared to data. Calculated, predicted about 70 other cluster decays with T1/2 compared with other predictions (no data).
doi: 10.1016/j.nuclphysa.2018.12.023
2019NA30 Int.J.Mod.Phys. E28, 1950077 (2019) D.Naderi, S.A.Alavi, V.Dehghani Mass-split dependence of pre-scission neutron multiplicity by four-dimensional Langevin dynamics in 16, 18O, 40Ar and 64Ni-induced fusion-fission reactions NUCLEAR REACTIONS 144Sm(18O, X), 197Au(16O, X), 109Ag(16O, X), 238U(40Ar, X), E not given; analyzed available data; calculated fission dynamics using multidimensional Langevin model, including elongation, neck thickness, asymmetry parameter and orientation degree of freedom.
doi: 10.1142/s0218301319500770
2019SA34 Z.Naturforsch. 74, 551 (2019) M.Sayahi, V.Dehghani, D.Naderi, S.A.Alavi Prediction of Alpha Decay Half-Lives of Z = 118-121 Superheavy Nuclei with A ≤ 300 by Using the Double-Folding Potential NUCLEAR STRUCTURE Z=118-121; calculated α-decay T1/2 using the density-dependent nuclear potential in the framework of the WKB method.
doi: 10.1515/zna-2019-0008
2018AL28 Nucl.Phys. A977, 49 (2018) S.A.Alavi, V.Dehghani, M.Sayahi Calculation of proton radioactivity half-lives RADIOACTIVITY 105Sb, 109I, 112,113Cs, 117La, 121Pr, 130,131Eu, 135Tb, 140,141Ho, 144,145,146,147Tm, 150,151Lu, 155,156,157Ta, 159,160,161Re, 164,166,167Ir, 170,171Au, 176,177Tl, 141mHo, 146m,147mTm, 150m,151mLu, 156mTa, 159m,161mRe, 165m,166m,167mIr, 177mTl, 185mBi(p); calculated T1/2 using WKB with Bohr-Sommerfeld quantization condition. Compared with data.
doi: 10.1016/j.nuclphysa.2018.06.001
2018BE18 Int.J.Mod.Phys. E27, 1850045 (2018) Kh.Benam, V.Dehghani, Gh.Forozani Thermal properties of 96, 97Mo using Lipkin-Nogami model with an average value gap parameter NUCLEAR STRUCTURE 96,97Mo; calculated thermodynamic quantities such as energy, entropy and heat capacity using this modified form of the Lipkin-Nogami model.
doi: 10.1142/S0218301318500453
2018DE34 Chin.Phys.C 42, 104101 (2018) Empirical formulas for proton decay half-lives: Role of nuclear deformation and Q-value RADIOACTIVITY 109I, 112,113Cs, 117La, 121Pr, 130,131Eu, 135Tb, 140,141Ho, 144,145,146,147Tm, 150,151Lu, 155,156,157Ta, 159,160,161Re, 164,166,167Ir, 170Au, 176,177Tl, 141Ho, 146,147Tm, 150,151Lu, 156Ta, 159,161Re, 165,166,167Ir, 170,171Au, 185Bi(p); calculated Q-values, T1/2. Comparison with experimental data.
doi: 10.1088/1674-1137/42/10/104101
2017AL20 Phys.Rev. C 95, 054602 (2017) Investigation of heavy-ion fusion with deformed surface diffuseness: Actinide and lanthanide targets NUCLEAR REACTIONS 147Sm(16O, X), E(cm)=55-68 MeV; 150Nd(16O, X), E(cm)=55-73 MeV; 154Sm(16O, X), E(cm)=50-100 MeV; 166Er(16O, X), E(cm)=60-95 MeV; 232Th(16O, X), E(cm)=72-95 MeV; 238U(16O, X), E(cm)=85-160 MeV; 237Np(16O, X), E(cm)=72-94 MeV; 248Cm(16O, X), E(cm)=102-140 MeV; calculated nuclear and effective interaction potentials, fusion barrier heights and barrier positions, fusion σ as function of orientation angle, σ(E) and Δσ(E) for deformed and constant surface diffuseness. Deformed Broglia-Winther nuclear interaction potential in the framework of WKB method. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.054602
2017AL22 Chin.Phys.C 41, 064104 (2017) Alpha-induced reaction cross-section for Sm, U, Np targets: influence of hexadecapole deformation and deformed surface diffuseness NUCLEAR REACTIONS 154Sm, 233,235,236,238U, 237Np(α, X), E(Cm)<30 MeV/nucleon; calculated fusion σ with quadrupole and hexadecapole deformation and deformed surface diffuseness. Comparison with experimental data.
doi: 10.1088/1674-1137/41/6/064104
2017DA09 Nucl.Phys. A963, 68 (2017) S.Dahmardeh, S.A.Alavi, V.Dehghani Influence of deformed surface diffuseness on alpha decay half-lives of actinides and lanthanides NUCLEAR REACTIONS 156Lu, 232Th(α, x), E not given; calculated α-particle transmission coefficient for constant and deformed surface diffuseness. RADIOACTIVITY 151,154Dy, 151,152Ho, 153Er, 153,154Tm, 154,155,156Yb, 156,157Lu, 157,158,159Hf, 157,158,159,160Ta, 217,218,219,221,222,223,224,225,226,228,229,230,232,234,236,238U, 226,227,229,230Np, 230,231,232,234,236,238,239,240,242,244Pu, 232,233Am, 233,234,238,241,246,248Cm, 237,241Bk, 241,243,244,245,246,252Cf, 247,254,255Es, 243,246,247,248,249,253,255,256Fm, 245,251Md, 251,252,256No, 253,259Lr, 255,258,261Rf(α); calculated T1/2 using WKB and taking into account Bohr-Sommerfeld quantization condition with account for deformation and for α-particle emission angle. Compared with data.
doi: 10.1016/j.nuclphysa.2017.04.013
2016AL20 Int.J.Mod.Phys. E25, 1650065 (2016) Back shifted Fermi gas model with temperature dependent pairing energy: Thermal properties of 98Mo NUCLEAR STRUCTURE 98Mo; calculated level density and heat capacity. Back-shifted Fermi-gas formula of nuclear level densities, comparison with experimental data.
doi: 10.1142/S0218301316500658
2016DE28 Int.J.Mod.Phys. E25, 1650098 (2016) V.Dehghani, Gh.Forozani, Kh.Benam The effect of shell closure on the thermodynamic properties of 207Pb and 89Y NUCLEAR STRUCTURE 89Y, 207Pb; calculated nuclear level densities using the Lipkin-Nogami (LN) method and Bradeen-Cooper-Schrieffer (BCS) model.
doi: 10.1142/S0218301316500981
2016DE37 Eur.Phys.J. A 52, 306 (2016) Nuclear level density of even-even nuclei with temperature-dependent pairing energy NUCLEAR STRUCTURE 96Mo, 106,112Cd, 106,108Pd, 164Dy, 232Th, 238U; calculated level density. 96Mo, 164Dy calculated heat capacity. Temperature-dependent pairing term on BSFG (Back-Shifted Fermi Gas). Compared with data.
doi: 10.1140/epja/i2016-16306-8
2016KA48 Int.J.Mod.Phys. E25, 1650080 (2016) Effect of quasi-particle number fluctuations on thermodynamic properties of 183, 184, 185W NUCLEAR STRUCTURE 183,184,185W; calculated pairing gap parameters, excitation energies, entropy, level densities, heat capacity. The modified BCS (MBCS) and modified Lipkin-Nogami (MLN) models.
doi: 10.1142/S0218301316500804
2014MO38 Phys.Rev. C 90, 054304 (2014) P.Mohammadi, V.Dehghani, A.A.Mehmandoost-Khajeh-Dad Applying modified Ginzburg-Landau theory to nuclei NUCLEAR STRUCTURE 20Ne, 48Ca, 88Sr, 208Pb; calculated heat capacities of paired phases of nuclei, excitation energy and paired phase energy using modified Ginzburg-Landau theory. Comparison with semi-empirical results.
doi: 10.1103/PhysRevC.90.054304
2014RA21 Nucl.Phys. A930, 57 (2014) R.Razavi, A.N.Behkami, V.Dehghani Pairing phase transition and thermodynamical quantities in 148, 149Sm
doi: 10.1016/j.nuclphysa.2014.07.016
2013KA13 J.Phys.(London) G40, 045108 (2013) Statistical pairing fluctuation and phase transition in 94Mo NUCLEAR STRUCTURE 94Mo; calculated probability density, proton and neutron pairing gaps, heat capacity. Comparison with available data.
doi: 10.1088/0954-3899/40/4/045108
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