NSR Query Results
Output year order : Descending NSR database version of May 6, 2024. Search: Author = A.Ahmed Found 25 matches. 2023AB23 Appl.Radiat.Isot. 202, 111043 (2023) Empirical formula for (n, f) reaction cross sections of Uranium isotopes at 1-20 MeV neutrons NUCLEAR REACTIONS 232,233,234,235,236,237,238U(n, F), E<20 MeV; analyzed EXFOR library data; deduced empirical formula using the EMPIRE 3.2.3 and TALYS 1.95 computer codes for Uranium isotopes up to the third fission plateau.
doi: 10.1016/j.apradiso.2023.111043
2023AK06 Int.J.Mod.Phys. E32, 2350026 (2023) D.T.Akrawy, H.C.Manjunatha, G.Saxena, Ali H.Ahmed, N.Sowmya Systematic study of α-decay half-lives for Pa isotopes using MGLDM model RADIOACTIVITY 211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241Pa(α); calculated T1/2 using MYQZR, RoyerA, YQZR, MRenB, Akrawy, SemFIS and AKRE formulas, MGLDM macroscopic model.
doi: 10.1142/S021830132350026X
2023SA51 Int.J.Mod.Phys. E32, 2350047 (2023) K.P.Santhosh, D.T.Akrawy, T.A.Jose, Ali H.Ahmed, H.Hassanabadi, S.S.Hosseini, V.Zanganah, L.Sihver A systematic study of α-decay half-lives for Ac, Th, Pa, U and Np isotopes with A = 205-245 using the modified generalized liquid drop model RADIOACTIVITY 205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237Ac, 208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239Th, 211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241Pa, 214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243U, 219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245Np(α); calculated T1/2. Comparison with available data.
doi: 10.1142/S0218301323500477
2022AB14 Int.J.Mod.Phys. E31, 2250049 (2022) Empirical formulae for (n, p) reaction cross-sections at 14-15 MeV neutrons NUCLEAR REACTIONS 18O, 19F, 24,25,26Mg, 27Al, 28,29Si, 31P, 32,34S, 35,37Cl, 39,41K, 40Ca, 44Ca, 45Sc, 46,47,48Ti, 51V, 50Cr, 52,53,54Cr, 55Mn, 54Fe, 56,57,58Fe, 59Co, 58Ni, 60,61Ni, 63,65Cu, 64Zn, 66,67,68Zn, 71Ga, 70Ge, 72,73,74Ge, 75As, 74Se, 76,77,78Se, 80Se, 81Br, 82Kr, 87Rb, 84,86,88Sr, 89Y, 90,91,92Zr, 94Zr, 94,95,96,97Mo, 96Ru, 100Ru, 103Rh, 104,105,106Pd, 109Ag, 106Cd, 110,111,112,113,114Cd, 115In, 112Sn, 116,117,118Sn, 122Sn, 122,124Te, 130Te, 127I, 131Xe, 133Cs, 132Ba, 136Ba, 139La, 140Ce, 141Pr, 144,146Nd, 144Sm, 153Eu, 159Tb, 156Dy, 160Dy, 167Er, 176Yb, 179Hf, 181Ta, 183W, 186W, 187Re, 188,189Os, 191,193Ir, 197Au, 199,201Hg, 203,205Tl(n, p), E=14-15 MeV; analyzed EXFOR library data; deduced New empirical formulae.
doi: 10.1142/S0218301322500495
2022AB20 Appl.Radiat.Isot. 189, 110396 (2022) Semi-empirical formula for (n, α) reaction cross sections at 14-15 MeV neutrons NUCLEAR REACTIONS 9Be, 11B, 12,13C, 14N, 16,17,18O, 20Ne, 23Na, 26Mg, 29,30Si, 31P, 34S, 35,37Cl, 40Ar, 39,41K, 40ca, 44Ca, 45Sc, 48Ti, 51V, 54Cr, 55Mn, 54Fe, 58Fe, 59Co, 58Ni, 62,64Ni, 63,65Cu, 64Zn, 68Zn, 69,71Ga, 72,74,76Ge, 75AS, 78,80Se, 79,81Br, 86Kr, 85,87Rb, 89Y, 90,92,94,96Zr, 93Nb, 92Mo, 100Mo, 102,104Ru, 103Rh, 106,108,110Pd, 107,109Ag, 106Cd, 112Cd, 116Cd, 113,115In, 112Sn, 118,120,122Sn, 124,126,128,130Te, 127I, 133Cs, 138Ba, 138,139La, 140,142Ce, 141Pr, 142,143,144,145,146Nd, 144Sm, 150,152Sm, 151,153Eu, 156,158,160Gd, 159Tb, 156Dy, 162,164Dy, 165Ho, 168,170Er, 169Tm, 172,174,176Yb, 175,176Lu, 178,180Hf, 181Ta, 183,184W, 186W, 185,187Re, 190,192Os, 191,193Ir, 194,196Pt, 197Au, 200,202Hg, 203,205Tl, 206,208Pb, 209Bi(n, α), E=14-15 MeV; analyzed available EXFOE data; calculated σ using EMPIRE 3.2.3 and TALYS 1.95 nuclear model codes; deduced formula.
doi: 10.1016/j.apradiso.2022.110396
2022AK03 Nucl.Phys. A1021, 122419 (2022) D.T.Akrawy, Dorin N.Poenaru, A.H.Ahmed, L.Sihver α-decay half-lives new semi-empirical relationship including asymmetry, angular momentum and shell effects NUCLEAR STRUCTURE N=20-180; calculated α-decay T1/2 using a modified version of the semi-empirical formula SemFIS. Comparison with available data.
doi: 10.1016/j.nuclphysa.2022.122419
2022AK06 Eur.Phys.J. A 58, 145 (2022) D.T.Akrawy, A.I.Budaca, G.Saxena, A.H.Ahmed Generalization of the screened universal α-decay law by asymmetry and angular momentum RADIOACTIVITY 106,108Te, 112Xe, 114Ba, 146,148Sm, 148,150,152Gd, 150,152,154Dy, 152,154Er, 154,156Yb, 156,158,160Hf, 158,160,162W, 166W, 162Os, 166Os, 170Os, 174Os, 178,180,182,184Pt, 188,190Pt, 174,176Hg, 180,182,184Hg, 188Hg, 188,190Pb, 210Pb, 190,192,194,196,198,200,202,204,206,208,210,212,214,216,218Po, 194,196,198,200,202Rn, 206,208,210,212Rn, 218,220,222Rn, 206,208,210,212,214Ra, 220,222,224,226Ra, 210Th, 216,218Th, 222,224,226,228,230,232Th, 224,226,228,230,232,234,236,238U, 230,232,234,236,238,240,242,244Pu, 238,240,242,244,246,248Cm, 240Cf, 244,246,248,250,252,254Cf, 248,250,252,254,256Fm, 252No, 256No, 256,258Rf, 260,262Sg, 264,266Hs, 270Hs, 270Ds, 286,288Fl, 290,292Lv, 294Og, 105,107Te, 109Xe, 147Sm, 151Gd, 151,153Dy, 153,155Er, 155,157Yb, 157Hf, 159W, 165W, 161Os, 167Os, 173Os, 167,169,171,173,175,177Pt, 183Pt, 173,175,177,179Hg, 183,185Hg, 191Pb, 187,189,191Po, 195,197,199,201Po, 205,207,209,211,213Po, 195,197,199,201,203Rn, 207,209,211,213,215Rn, 219,221Rn, 203,205Ra, 209,211,213,215,217,219,221Ra, 211,213,215,217,219,221,223,225,227Th, 217,219U, 223,225U, 235U, 239,241Pu, 241,243,245,247Cm, 249,251Cf, 251,253,255,257Fm, 263Rf, 259,261Sg, 269,271Sg, 265,267Hs, 273Hs, 267Ds, 269,271,273Ds, 277Ds, 281Ds, 281Cn, 285Cn, 287,288,289Fl, 291,293Lv, 111I, 147Eu, 149,151Tb, 153Tm, 169Ir, 177Ir, 173Au, 181,183,185Au, 177,179Tl, 187,189Bi, 193,195Bi, 211,213Bi, 197,199,201,203,205,207,209,211,213,215,217,219At, 201,203,205,207,209,211,213,215,217,219,221,223Fr, 209,211,213,215,217,219,221,223,225,227Ac, 213,215,217,219Pa, 225,227Pa, 231Pa, 235,237Np, 239,241,243Am, 243,245Bk, 249Bk, 243,245Es, 255,257Lr, 257,259Db, 263Db, 261Bh, 267Bh, 275Mt, 279Rg, 283,285Nh, 287,289Mc, 293Ts, 110,112I, 114Cs, 148Eu, 152,154Ho, 154,156Tm, 158Lu, 162Ta, 160,162Re, 166Ir, 170,172,174Au, 182Au, 182Tl, 212,213,214Bi, 196,198,200,202,204,206,208,210,212,214,216,218At, 200,202,204,206,208,210,212,214,216,218,220Fr, 206,208,210,212,214,216,218,220,222,224Ac, 212Pa, 216Pa, 226Pa, 230Pa, 254Es, 256Md, 256,258Db, 260Bh, 264,266Bh, 270,272,274Bh, 268Mt, 274,276,278Mt, 272,274Rg, 278,280Rg, 278Nh, 284,286Nh, 288,290Mc, 294Ts(α); calculated T1/2. Comparison with available data.
doi: 10.1140/epja/s10050-022-00789-5
2022GH09 Eur.Phys.J. A 58, 179 (2022) R.Gharaei, S.Mohammadi, D.T.Akrawy, A.H.Ahmed Calculation of α-decay half-lives for isotopes around N = Z using different proximity-type potentials RADIOACTIVITY 105,106,107,108,109,110Te, 108,109,110,111,112,113I, 109,110,111,112,113Xe, 112,114Cs, 114Ba(α); calculated T1/2 within the framework of 16 different versions of proximity potentials. Comparison with available data.
doi: 10.1140/epja/s10050-022-00820-9
2021AH06 Eur.Phys.J. A 57, 322 (2021) A.Ahmed, N.Subba, Sh.Bhattacharjee, A.N.Tawfik, P.Kr.Haldar Evidence of forward-backward correlation of pions in ultra-relativistic ring- and jet-like events in 16O - Ag/Br interactions at Elab = 60 A GeV
doi: 10.1140/epja/s10050-021-00635-0
2021RA17 Int.J.Mod.Phys. E30, 2150065 (2021), Erratum Int.J.Mod.Phys. E31, 2292001 (2022) M.A.Rana, A.Ahmed, F.Siddique, J.Ahmed Cascade exciton model analysis of energetic pion-induced fission of heavy nuclei: Target mass and projectile energy dependence NUCLEAR REACTIONS 119Sn, 197Au, 209Bi(π-, F), E=500-1665 MeV; calculated σ using the code CEM95. Comparison with available data.
doi: 10.1142/S0218301321500658
2020AK05 Int.J.Mod.Phys. E29, 2050052 (2020) D.T.Akrawy, A.H.Ahmed, E.Tel, A.Aydin, L.Sihver New empirical formula for calculating (n, p) reaction cross-sections at 14.5MeV neutrons NUCLEAR STRUCTURE Z=20-90; analyzed available data; deduced formula.
doi: 10.1142/S0218301320500524
2020HO08 Int.J.Mod.Phys. E29, 2050008 (2020) S.S.Hosseini, H.Hassanabadi, D.T.Akrawy, A.H.Ahmed Theoretical studies on Alpha decay half-lives of Astatine isotopes RADIOACTIVITY 191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219At(α); calculated Q-values, T1/2. Comparison with available data.
doi: 10.1142/S0218301320500081
2020SA23 Phys.Rev. C 101, 064610 (2020) K.P.Santhosh, D..Akrawy, H.Hassanabadi, Al.H.Ahmed, T.A.Jose α-decay half-lives of lead isotopes within a modified generalized liquid drop model RADIOACTIVITY 178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220Pb(α); calculated half-lives using modified generalized liquid drop model (MGLDM) with Akrawy, Royer, AKRE, and modified RenB formulas, and experimental Q(α) values. Comparison with available experimental half-lives, and with predicted half-lives in Coulomb and proximity potential model.
doi: 10.1103/PhysRevC.101.064610
2019AH06 Acta Phys.Pol. B50, 1583 (2019) A.A.Ahmed, A.Wronska, A.Magiera, M.Bartyzel, J.W.Mietelski, R.Misiak, B.Was Reexamination of Proton-induced Reactions on natMo at 19-26 MeV and Study of Target Yield of Resultant Radionuclides NUCLEAR REACTIONS Mo(p, X)94Tc/95Tc/96Tc/99Tc/99Mo, E=19-26 MeV; measured reaction products, Eγ, Iγ; deduced σ, target yields. Comparison with experimental data, TALYS calculations.
doi: 10.5506/APhysPolB.50.1583
2019AK08 Phys.Rev. C 100, 044618 (2019) α-decay systematics for superheavy nuclei RADIOACTIVITY 255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270Db, 259,260,261,262,263,264,265,266,267,268,269,270,271Sg, 260,261,262,263,264,265,266,267,268,269,270,271,272,273,274Bh, 264,265,266,267,268,269,270,271,272,273,274,275Hs, 265,266,267,268,269,270,271,272,273,274,275,276,277,278Mt, 267,268,269,270,271,272,273,274,275,276,277,278,279,280,281Ds, 272,273,274,275,276,277,278,279,280,281,282Rg, 276,277,278,279,280,281,282,283,284,285Cn, 278,279,280,281,282,283,284,285,286,287,288Nh, 283,284,285,286,287,288,289,290,291,292Fl, 286,287,288,289,290,291,292,293,294,295Mc, 287,288,289,290,291,292,293,294,295,296Lv, 291,292,293,294,295,296,297,298,299,300Ts, 291,292,293,294,295,296,297,298,299,300Og, 296,297,298,299,300,301,302,303,304,305119, 295,296,297,298,299,300,301,302,303,304120(α); calculated half-lives using six empirical formulas: the scaling law of Brown (SLB), the modified scaling law Brown formula (MSLB), the Yibin et al. formula (YQZR), the modified Yibin et al. formula (MYQZR), the Viola-Seaborg formula (VS), and the modified Viola-Seaborg formula (MVS), with the readjustment of the formulas using new coefficients deduced from experimental α-decay half-lives of 356 nuclei, and compared with available experimental values; deduced that the modified YQZR formula (MYQZR) agrees better with the experimental data.
doi: 10.1103/PhysRevC.100.044618
2018AH04 Int.J.Mod.Phys. E27, 1850079 (2018) Systematics of (n, p) reaction cross-sections for light element target nuclei at 14.5 MeV neutrons COMPILATION A=19-101; analyzed available data for σ of (n, p) reactions; deduced empirical formula. Comparison with TENDL calculated values.
doi: 10.1142/S0218301318500799
2018AK07 Int.J.Mod.Phys. E27, 1850068 (2018) New empirical formula for α-decay calculations
doi: 10.1142/S0218301318500684
2011AH03 Radiochim.Acta 99, 317 (2011) A.M.Ahmed, H.E.Hassan, K.F.Hassan, A.M.Khalaf, Z.A.Saleh Cross sections for the formation of radioiodines in proton bombardment of natural tellerium with particular reference to the validation of data for the production of 123I NUCLEAR REACTIONS Te(p, X)120I/121I/123I/124I/125I/126I/128I/130I, E<14.5 MeV; measured Eγ, Iγ; deduced σ. Comparison with experimental data, ALICE-IPPE model code calculations.
doi: 10.1524/ract.2011.1845
2007AH07 Nucl.Instrum.Methods Phys.Res. A582, 287 (2007) Empirical formulae to calculate n-yields from (α, n) reactions for 9Be, 19F, 23Na, and 27Al light element thick targets NUCLEAR REACTIONS 9Be, 19F, 23Na, 27Al(α, n), E < 10 MeV; calculated neutron yields. Compared results to available data.
doi: 10.1016/j.nima.2007.08.122
1986SC30 Phys.Rev. C34, 1962 (1986) O.Scholten, R.M.Ronningen, A.Y.Ahmed, G.O.Bomar, H.L.Crowell, J.H.Hamilton, H.Kawakami, C.F.Maguire, W.G.Nettles, R.B.Piercey, A.V.Ramayya, R.Soundranayagam, P.H.Stelson Mass Dependence of Effective Charges in the Interacting-Boson Model NUCLEAR REACTIONS 144,146,148,150Nd(α, α'), E not given; measured Coulomb excitation. 144,146,148,150Nd levels deduced B(E2). Magnetic spectrometer. Interacting boson model. NUCLEAR STRUCTURE 142,144,146,148,150Nd; calculated B(E2), effective charges. Interacting boson model.
doi: 10.1103/PhysRevC.34.1962
1983YA03 Phys.Lett. 128B, 33 (1983) H.Yamada, A.Ahmed, H.Banda, J.H.Hamilton, C.F.Maguire, R.B.Piercey, A.V.Ramayya, S.A.Hjorth, D.C.Hensley, J.D.Cole, G.A.Leander Eγ - Eγ Correlations from Partial Fusion Reactions NUCLEAR REACTIONS 154Sm(14N, xnp), (14N, xnd), (14N, xnt)157Er/158Er/159Er, E=167 MeV; measured γγ energy correlations, (particle)γ-coin. 158Er deduced rotational band structure. Partial fusion reaction.
doi: 10.1016/0370-2693(83)90068-0
1982SO04 Phys.Rev. C25, 1575 (1982) R.Soundranayagam, R.B.Piercey, A.V.Ramayya, J.H.Hamilton, A.Y.Ahmed, H.Yamada, C.F.Maguire, G.L.Bomar, R.L.Robinson, H.J.Kim Band Structure in 66Ge NUCLEAR REACTIONS 58Ni(10B, np), E=31 MeV; measured Eγ, Iγ, γ(θ), oriented nuclei. 66Ge deduced levels, J, π, γ-branching, rotational bands. Two-quasiparticle plus rotor model, interacting boson approximation calculations.
doi: 10.1103/PhysRevC.25.1575
1981AH03 Phys.Rev. C24, 1486 (1981) A.Ahmed, A.V.Ramayya, D.L.Sastry, J.H.Hamilton, R.B.Piercey, H.Kawakami, A.P.de Lima, C.F.Maguire, R.L.Robinson, H.J.Kim, J.C.Wells, A.C.Rester Level Structure of 70Se NUCLEAR REACTIONS 58Ni(14N, pn), E=38 MeV; measured Eγ, Iγ, γ(θ), γγ(θ), oriented nuclei. 70Se deduced levels, J, π, δ, γ-branching. Interacting boson model.
doi: 10.1103/PhysRevC.24.1486
1981SA13 Phys.Rev. C23, 2086 (1981) D.L.Sastry, A.Ahmed, A.V.Ramayya, R.B.Piercey, H.Kawakami, R.Soundranayagam, J.H.Hamilton, C.F.Maguire, A.P.de Lima, S.Ramavataram, R.L.Robinson, H.J.Kim, J.C.Wells Band Structure in 80Kr NUCLEAR REACTIONS 70Zn(12C, 2n), E=33-38.4 MeV; measured Eγ, Iγ, γ(θ), oriented nuclei. 80Kr deduced levels, J, π, γ-branching. Two-quasiparticle plus rotor model.
doi: 10.1103/PhysRevC.23.2086
1976FR06 J.Inorg.Nucl.Chem. 38, 941 (1976) J.E.Freeman, A.K.A.R.Ahmed, G.W.A.Newton, V.J.Robinson, K.Gregory, I.S.Grant Radiochemical Studies of Charge Distribution and Dispersion in the 12C-Induced Fission of 209Bi NUCLEAR REACTIONS 209Bi(12C, F), E ≤ 115 MeV; measured radiochemical yields of Sb, Y, Cd, Nb.
doi: 10.1016/0022-1902(76)80002-4
Back to query form Note: The following list of authors and aliases matches the search parameter A.Ahmed: , A.A.AHMED, A.H.AHMED, A.K.AHMED, A.M.AHMED, A.Y.AHMED |