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NSR database version of April 11, 2024.

Search: Author = J.G.Deng

Found 18 matches.

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2024CH08      Phys.Lett. B 848, 138322 (2024)

J.-H.Cheng, W.-Y.Zhang, Q.Xiao, J.-G.Deng, T.-P.Yu

Determinants in laser-assisted deformed α decay

NUCLEAR STRUCTURE A=100-300; analyzed available data; deduced degree of agreement between theoretical T1/2 and experimental data, rate of the change of penetration probability and the rate of the change of α decay half-life for different parent nuclei have different sensitivity to the high-intensity laser, rate of the relative change of penetration probability versus the Coulomb-Sommerfeld parameter.

doi: 10.1016/j.physletb.2023.138322
Citations: PlumX Metrics


2022DE15      Chin.Phys.C 46, 061001 (2022)

J.-G.Deng, H.-F.Zhang, X.-D.Sun

New behaviors of α-particle preformation factors near doubly magic 100Sn

RADIOACTIVITY 104,106,108,110Te, 108,110,112Xe, 114Ba, 212,214,216,218Po, 212,214,216,218,220,222Rn, 214,216,218,220,222,224,226Ra(α); calculated T1/2 within the generalized liquid drop model. Comparison with available data.

doi: 10.1088/1674-1137/ac5a9f
Citations: PlumX Metrics


2022DE22      Eur.Phys.J. A 58, 165 (2022)

J.-G.Deng, H.-F.Zhang

Probing the robustness of N = 126 shell closure via the α decay systematics

RADIOACTIVITY 186,188,190,192,194,196,198,200,202,204,206,208,210,212,214,216,218Po, 194,196,198,200,202,204,206,208,210,212,214,216,218,220,222Rn, 202,204,206,208,210,212,214,216,218,220,222,224,226Ra, 208,210,212,214,216,218,220,222,224,226,228,230,232Th, 214,216,218,220,222,224,226,228,230,232,234,236,238U(α); calculated T1/2 within the generalized liquid drop model (GLDM); deduced α-particle preformation factors. Comparison with experimental data.

doi: 10.1140/epja/s10050-022-00813-8
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2021DE07      Chin.Phys.C 45, 024104 (2021)

J.-G.Deng, H.-F.Zhang

Systematic study of α decay half-lives within the Generalized Liquid Drop Model with various versions of proximity energies

RADIOACTIVITY 148Gd, 150,154Dy, 154Er, 154,158Yb, 158,162Hf, 160,164,168W, 162,168,172,186Os, 168,174,178,182,190Pt, 174,178,182,186Hg, 180,186,190Pb, 186,194,198,202,206,212,216Po, 194,200,204,208,212,216,220Rn, 202,208,216,220,224Ra, 208,214,218,222,226,230Th, 218,224,230,234U, 228,232,236,240,244Pu, 236,240,244,248,252Cf, 244,252,256Fm, 256No, 256,260Rf, 264,270Hs, 286Fl, 290Lv, 294Og(α); calculated T1/2.

doi: 10.1088/1674-1137/abcc5a
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2020CH12      Nucl.Phys. A997, 121717(2020)

J.-Ha.Cheng, J.-L.Chen, J.-G.Deng, X.-H.Li, Z.Zhang, P.-C.Chu

Systematic study of proton emission half-lives within the two-potential approach with Skyrme-Hartree-Fock

doi: 10.1016/j.nuclphysa.2020.121717
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2020DE08      Phys.Rev. C 101, 034307 (2020)

J.-G.Deng, H.-F.Zhang, G.Royer

Improved empirical formula for α-decay half-lives

RADIOACTIVITY A=146-294, Z=62-118(α); calculated α-decay half-lives for even-even nuclei; A=147-285, Z=62-112(α); calculated α-decay half-lives of even Z-odd N nuclei; A=145-261, Z=61-107(α); calculated α-decay half-lives of odd Z-even N nuclei; A=148-256, Z=63-101(α); calculated α-decay half-lives for odd-odd nuclei, in all cases isomers included. 279,281,283,285,287,289,291,293,295,297,299,301,303,305,307,309,311,313,315,317Ts, 281,282,283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318Og, 285,287,289,291,293,295,297,299,301,303,305,307,309,311,313,315,317,319119, 287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320120(α); calculated Qα, half-lives. Improved Royer formulas and WS3+ mass model. Comparison with available experimental values, and with other theoretical predictions.

doi: 10.1103/PhysRevC.101.034307
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2020DE37      Phys.Rev. C 102, 044314 (2020)

J.-G.Deng, H.-F.Zhang

Analytic formula for estimating the α-particle preformation factor

RADIOACTIVITY 148Eu, 148,150Gd, 149,151Tb, 150,151,152,153,154Dy, 151,151m,152,152m,153m,154Ho, 152,153,154,155,156Er, 153,153m,154,154m,155,156Tm, 154,155,156,157,158Yb, 155,155m,156m,157mLu, 156,157,158,160,162Hf, 157m,158,158m,159,159mTa, 158,159,160,161,162,163,164,166,168,180W, 159m,160,161m,162,162m,163,163m,164m,165,165m,167m,169,169mRe, 161,162,163,165,166,167,168,169,170,172,174,186Os, 164m,165m,166,166m,167,167m,168,168m,169,169m,170,170m,171,171m,172,172m,173m,174,174m,175,177Ir, 166,167,168,171,172,173,174,175,176,177,178,179,180,181,182,183,184,190Pt, 170,170m,171m,173,173m,175,175m,176,177,177m,179,181,183,185,186Au, 171,172,173,174,176,177,178,179,180,181,182,183,184,185,186Hg, 177,177m,179,179m,180,181m,183,183m,186m,187mTl, 178,179,180,183m,184,185m,186,187,187m,188,189,190,191m,192Pb, 186,186m,187,187m,189,190,190m,191,191m,192,192m,193,193m,194,194m,195,195m,196,196m,209,211,212,213,214Bi, 186,187,189,190,194,195,195m,196,197,197m,198,199,199m,200,201,201m,202,203,203m,204,205,206,207,208,209,211m,212,213,214,215,216,218,219Po, 191,191m,192,192m,193,193m,194,194m,195,197,197m,199,199m,200,200m,201,202,202m,203,204,205,206,207,208,209,210,211,212,213,215,217,218,219,220At(α); calculated T1/2 and α-preformation factors using an analytical formula as a bridge between the α-decay energy and α-particle preformation factor for even-even, odd-A and odd-odd α emitters. Comparison with experimental half-lives.

RADIOACTIVITY 193,194,195,195m,196,197,197m,200,202,203,203m,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223Rn, 197,199,199m,200m,201,201m,203,203m,205,207,209,211,212,213,214,215,218,218m,219,220,221,223Fr, 201,201m,202,203,203m,204,207,208,209,213,214,215,216,217,218,219,220,221,222,223,224,226Ra, 205,207,211,215,216,216m,217,217m,218,219,221,222,223,225,226,227Ac, 208,209m,212,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231Th, 213,215,217,220,221,223,224,227,228,229,230Pa, 216,218,219,221,222,224,225,226,227,229,230,231,232,233,234,236U, 227,229,231,235,237,239Np, 228,230,231,232,233,234,235,236,238,239,240,241,242,244Pu, 229,233,235,237,239,241,242m,243Am, 233,234,236,237,238,240,241,242,243,244,245,246,248Cm, 247Bk, 238,240,241,242,243,244,245,246,247,248,250,251,252,254Cf, 245,246,247,248,249,252,253,254m,255Es, 243,244,247,247m,248,252,253,254,256,257Fm, 247,247m,251,256m,258Md, 251,251m,253,254,255,256,258,259No, 253,253m,255,257,259Lr, 255,256,257m,258,259,260,261,263Rf, 259Db, 259,259m,260,261,263Sg, 261Bh, 264,265,268,269,270Hs, 267,269,270,271,271m,273,277Ds, 277,281Cn, 286,288,289Fl, 290,292Lv, 294Og(α); calculated T1/2 and α-preformation factors using an analytical formula as a bridge between the α-decay energy and α-particle preformation factor for even-even, odd-A and odd-odd α emitters. Comparison with experimental half-lives.

doi: 10.1103/PhysRevC.102.044314
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2019CH27      Nucl.Phys. A987, 350 (2019)

J.-H.Cheng, J.-L.Chen, J.G.Deng, X.-J.Wu, X.-H.Li, P.-C.Chu

Systematic study of α decay half-lives based on Gamow-like model with a screened electrostatic barrier

RADIOACTIVITY Z>51(α); calculated even-even nuclei T1/2 using modified Gamow-like model including centrifugal potential and electrostatic shielding with two parameters, radius constant r0 and a parameter for the screened electrostatic potential; Z=120; calculated T1/2 for 7 even-even nuclei and for some of their not yet synthesized α-decay chain. Halflives compared with those calculated using different approaches and with available data.

doi: 10.1016/j.nuclphysa.2019.05.002
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2019CH41      J.Phys.(London) G46, 065107 (2019)

J.-L.Chen, X.-H.Li, J.-H.Cheng, J.-G.Deng, X.-J.Wu

Systematic study of proton radioactivity based on Gamow-like model with a screened electrostatic barrier

RADIOACTIVITY 105Sb, 109I, 112,113Cs, 121Pr, 130,131Eu, 135Tb, 140,141Ho, 145,146,147Tm, 150,151Lu, 155,156,157Ta, 159,160,161Re, 164,165,166,167Ir, 170,171Au, 176,177Tl, 185Bi(p); calculated T1/2. Comparison with experimental data.

doi: 10.1088/1361-6471/ab1a56
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2019CH45      Eur.Phys.J. A 55, 214 (2019)

J.-L.Chen, J.-Y.Xu, J.-G.Deng, X.-H.Li, B.He, P.-C.Chu

New Geiger-Nuttall law for proton radioactivity

doi: 10.1140/epja/i2019-12927-7
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2019DE17      Eur.Phys.J. A 55, 58 (2019)

J.-G.Deng, X.-H.Li, J.L.Chen, J.-H.Cheng, X.-J.Wu

Systematic study of proton radioactivity of spherical proton emitters within various versions of proximity potential formalisms

RADIOACTIVITY 145,146,147Tm, 150,151Lu, 155,156,157Ta, 160,161Re, 165,166,167Ir, 170,171Au, 176,177Tl, 185Bi(p); calculated proton radioactivity T1/2; compared with published calculations using different proximity potentials and with data.

doi: 10.1140/epja/i2019-12728-0
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2019LI58      Int.J.Mod.Phys. E28, 1950089 (2019)

H.-M.Liu, J.-Y.Xu, J.-G.Deng, B.He, X.-H.Li

Predictions of α decay half-lives for even-even superheavy nuclei with 104≤ Z ≤ 128 based on two-potential approach within cluster-formation model

RADIOACTIVITY 144Nd, 146,148Sm, 148,150,152Gd, 150,152,154Dy, 152,154,156Er, 154,156,158Yb, 156,158,160,162,164,166,168,170,172,174Hf, 158,160,162,164,166,168W, 180W, 162,164,166,168,170,172,174Os, 186Os, 166,168,170,172,174,176,178,180,182,184,186,188,190Pt, 172,174,176,178,180,182,184,186,188Hg, 180Pb, 184,186,188,190,192,194Pb, 210Pb, 190Po, 194,196,198,200,202,204,206,208,210,212,214,216,218Po, 194,196Rn, 200,202,204,206,208,210,212,214,216,218,220,222Rn, 202,204Ra, 208Ra, 214,216,218,220,222,224,226Ra, 212,214,216,218,220,222,224,226,228,230,232Th, 216,218,220,222,224,226,228,230,232,234,236,238U, 228,230,232,234,236,238,240,242,244Pu, 234,236,238,240,242,244,246,248,250Cm, 238,240,242,244,246,248,250,252,254,256Cf, 244Fm, 248Fm, 252,254,256Fm, 254,256,258No, 256,258,260Rf, 260Sg, 264Hs, 268,270Hs, 270Ds, 286,288Fl, 290,292Lv, 294Og(α); calculated T1/2. Comparison with available data.

doi: 10.1142/S0218301319500897
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2018DE14      Chin.Phys.C 42, 044102 (2018)

J.-G.Deng, J.-C.Zhao, J.-L.Chen, X.-J.Wu, X.-H.Li

α decay properties of 296Og within the two-potential approach

RADIOACTIVITY 250,252,254,256Cf, 254,256Fm, 256,258No, 258,260Rf, 260Sg, 264,268,270Hs, 270Ds, 294,296Og, 290,292Lv, 286,288Fl(α); calculated T1/2. Comparison with experimental data.

doi: 10.1088/1674-1137/42/4/044102
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2018DE17      Phys.Rev. C 97, 044322 (2018)

J.-G.Deng, J.-C.Zhao, P.-C.Chu, X.-H.Li

Systematic study of α decay of nuclei around the Z=82, N=126 shell closures within the cluster-formation model and proximity potential 1977 formalism

RADIOACTIVITY 189,190,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,210,212,213,214,215,216,218,219Po, 194,195,196,197,200,202,203,204,205,206,207,208,209,210,212,213,214,215,216,217,218,219,220,221,222Rn, 202,203,204,207,208,209,213,214,215,216,217,218,219,220Ra, 212,214,215,216,217,218,219,220,221Th, 216,217,218,221,222U, 186,188Hg, 187,188,189,190,191,192,194,210Pb, 190,192,194,209,210,212,213,214Bi, 192,197,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,223At, 199,200,201,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221Fr, 212,213,214,215,217,219,220,221,222Pa, 205,206,207,211,215,216,217,218,219,220Ac(α); calculated α-decay preformation factors using cluster-formation model (CFM) and T1/2 using proximity potential 1977 formalism (Prox.1977). Comparison with experimental data.

doi: 10.1103/PhysRevC.97.044322
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2017DE21      Phys.Rev. C 96, 024318 (2017)

J.-G.Deng, J.-C.Zhao, D.Xiang, X.-H.Li

Systematic study of unfavored α-decay half-lives of closed-shell nuclei related to ground and isomeric states

RADIOACTIVITY 154mHo, 161,163Hf, 165W, 168Re, 171Os, 170m,171m,172,173m,175Ir, 175,179Pt, 177,181Hg, 179,181Au, 180,181mTl, 187,189Pb, 190,192,192m,194m,209,212m,213,214Bi, 189,203,211,211mPo, 191m,193m,210,212At, 193,205,211,213,219,221Rn, 210,212,214,220Fr, 207,213,215,219Ra, 214,216,216mAc, 215,217Th, 224Pa(α), 219U(α); calculated Q(α), half-lives, α-preformation probabilities for unfavored α decays of closed-shell nuclei related to ground and isomeric states around Z=82, N=82 and 126 closed shells. Two-potential approach for the valence nucleon (hole) and isospin asymmetry of the parent nuclei; deduced linear dependence on NpNn or NpNnI. Comparison with experimental data.

doi: 10.1103/PhysRevC.96.024318
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2017DE37      Chin.Phys.C 41, 124109 (2017)

J.-G.Deng, J.-H.Cheng, B.Zheng, X.-H.Li

α decay properties of 297Og within the two-potential approach

RADIOACTIVITY 251,253,255Cf, 253,255Es, 253,257Fm, 255,257,259Md, 255,259No, 257,259Lr, 257,259,261,263Rf, 259Db, 259,261,263,265,271Sg, 261,271Bh, 265,267,269,273,275Hs, 275Mt, 267,269,271,273,277,279,281Ds, 279Rg, 277,281,285Cn, 283,285Nh, 285,287,289Fl, 287,289Mc, 291,293Lv, 293Ts, 293,295,297Og(α); calculated T1/2, transitions J, π, preformation probabilities. Comparison with available data.

doi: 10.1088/1674-1137/41/12/124109
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2017SU06      Phys.Rev. C 95, 014319 (2017)

X.-D.Sun, C.Duan, J.-G.Deng, P.Guo, X.-H.Li

Systematic study of α decay for odd-A nuclei within a two-potential approach

RADIOACTIVITY 145Pm, 147Sm, 147Eu, 149Gd, 149,149m,151Tb, 151,153Dy, 151,151m,153,153mHo, 153,155Er, 153,153m,155Tm, 155,157Yb, 155,155m,157mLu, 157Hf, 159,159mTa, 159,161,163W, 159m,161m,163,163m,165m,167m,169mRe, 161,163,165,167,169Os, 165m,167,167m,169,169m,171m,173m,175,177Ir, 167,171,173,175,177,179,181,183Pt, 173,175,177,179,181,183,185Au, 173,177,179,183,185Hg, 177,183,187mTl, 179,185,185m,187,187m,189,191mPb, 185m,187m,189m,191m,193m,195m,209,211,213Bi, 187,189,195,195m,197,199,201,203,205,207,211,213,215,217Po, 191m,193m,197,199,201,203,205,207,209,211,213,215,217At, 193,195,195m,197,203,205,207,209,213,215,217,219,221,223Rn, 199,201,203,205,207,209,211,213,215,219,221,223Fr, 203,207,209,211,213,215,217,219,221,223Ra, 207,211,215,217,219,221,223,225,227Ac, 215,217,219,221,223,225,227,229,231Th, 213,215,217,217m,219,221,223,227,229,231Pa, 219,225,227,229,231,235U, 225,227,229,231,235,237,239Np, 229,231,233,235,237,241Pu, 233,235,237,239,241,243Am, 233,237,239,243,245,247Cm, 243,245,247,249Bk, 247,249,255Cf, 243,251,253Es, 243,247,247m,251,255,257Fm, 247,247m,251,253,255,257Md, 251No, 253,255mLr, 255m,257m,261,263Rf, 257Db, 259m,261,263,265Sg, 265,267Hs, 267,269,271,271m,273,273m,277,281Ds, 281,285Cn, 289Fl(α); calculated α-decay half-lives for odd-A nuclei, preformation probabilities, and compared with experimental values. Two-potential approach based on isospin dependent nuclear potential.

doi: 10.1103/PhysRevC.95.014319
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2017SU11      Phys.Rev. C 95, 044303 (2017)

X.-D.Sun, J.-G.Deng, D.Xiang, P.Guo, X.-H.Li

Systematic study of α decay half-lives of doubly odd nuclei within the two-potential approach

RADIOACTIVITY 105,106,107,108,109,110Te, 108,109,110,111,112,113I, 109,110,111,112,113,115Xe, 112,114Cs, 114Ba, 148Eu, 152,154Ho, 154,156Tm, 156Lu, 158Ta, 160,162,164,166Re, 166,168,170,172,174Ir, 170,186Au, 180,186Tl, 190,192,194,196,212,214Bi, 192,194,198,200,202,204,206,208,210,212,214,216,218At, 202,204,208,210,212,214,216,218,220Fr, 212,220,224,228Pa, 214,216,218,220,222,226Ac, 232,236Np, 236,238,242Am, 246,248Bk, 244,246,248,252,254Es, 246,248,250,256,258,260Md, 254,258,260Lr, 272,274,278,280,282Rg, 258,260,262,268Db, 260,264,266,270,272,274Bh, 268,270,274,276,278Mt, 278,282,284,286Nh, 288,290Mc, 292,294Ts, 296119(α); calculated α-decay half-lives, and α preformation probabilities for odd-odd nuclei using a two-potential approach, and compared with experimental values.

doi: 10.1103/PhysRevC.95.044303
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