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NSR database version of April 25, 2024.

Search: Author = N.N.Duy

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2023LY04      Acta Phys.Pol. B54, 8-A3 (2023)

N.D.Ly, N.N.Duy, N.K.Uyen, L.H.Khiem

Beta-decay Half-life Uncertainty of the Extremely Neutron-rich Nuclei Due to Nuclear-mass Deviation

RADIOACTIVITY ^75,76Fe, ⁷⁸Co, ^80,81,82Ni, ^82,83Cu, ⁸⁵Zn, ⁸⁶Ge, ^89,90Ge, ^{88,89,90,91,92}As, ^{90,91,92,93,94,95}Se, ^96,97,98Br, ^101,102Kr, ^{103,104,105,106}Rb, ¹⁰³Sr, ^107,108Sr, ^110,111Y, ^112,113,114Zr, ^116,117Nb, ¹¹⁹Mo, ¹²²Tc, ¹²⁵Ru, ^127,128Rh, ^130,131Pd, ¹³²Ag, ¹³⁴Cd, ¹³⁷In, ^138,139,140Sn, ^141,142Sb, ^{140,141,142,143,144,145}Te, ^{142,143,144,145,146,147}I, ^{147,148,149,150}Xe, ^150,151Cs, ^152,153,154Ba, ^{151,152,153,154,155,156,157}La(β^-); calculated T_1/2. Comparison with available data.

doi: 10.5506/APhysPolB.54.8-A3
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2022QU03      Phys.Scr. 97, 085301 (2022)

N.T.T.Quyen, K.Y.Chae, N.K.Uyen, N.N.Duy

Beta-decay half-lives of the isotopes close to the neutron drip line and astrophysical implications

RADIOACTIVITY ^74,75,76Fe, ⁷⁸Co, ^81,82Ni, ^84,85Zn, ^86,87Ga, ^{86,87,88,89,90}Ge, ^{88,89,90,91,92}As, ⁹⁰Se, ^92,93,94,95Se, ^97,98Br, ^101,102Kr, ^{103,104,105,106}Rb, ¹⁰³Sr, ^106,107,108Sr, ^110,111Y, ^112,113,114Zr, ^116,117Nb, ¹¹⁹Mo, ¹²²Tc, ¹²⁵Ru, ^127,128Rh, ^130,131Pd, ¹³²Ag, ¹³⁴Cd, ¹³⁷In, ^138,139,140Sn, ^140,141,142Sb, ^{139,140,141,142,143,144,145}Te, ^{142,143,144,145,146,147}I, ^{147,148,149,150}Xe, ^150,151Cs, ^{150,151,152,153,154}Ba, ^{151,152,153,154,155,156,157}La(β^-); calculated T_1/2 via the FRDM+QRPA approach. Comparison with available data.

doi: 10.1088/1402-4896/ac7d16
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2022UY01      J.Phys.(London) G49, 025201 (2022)

N.K.Uyen, K.Y.Chae, N.N.Duy, N.D.Ly

Beta-decay half-lives of the extremely neutron-rich nuclei in the closed-shell N = 50, 82, 126 groups

NUCLEAR STRUCTURE N=50, 82, 126; analyzed available data; deduced β-decay T_1/2. AME2020 and NUBASE2020 databases.

doi: 10.1088/1361-6471/ac3cfa
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2021HU23      Phys.Rev.Lett. 127, 172701 (2021)

J.Hu, H.Yamaguchi, Y.H.Lam, A.Heger, D.Kahl, A.M.Jacobs, Z.Johnston, S.W.Xu, N.T.Zhang, S.B.Ma, L.H.Ru, E.Q.Liu, T.Liu, S.Hayakawa, L.Yang, H.Shimizu, C.B.Hamill, A.St J.Murphy, J.Su, X.Fang, K.Y.Chae, M.S.Kwag, S.M.Cha, N.N.Duy, N.K.Uyen, D.H.Kim, R.G.Pizzone, M.La Cognata, S.Cherubini, S.Romano, A.Tumino, J.Liang, A.Psaltis, M.Sferrazza, D.Kim, Y.Y.Li, S.Kubono

Advancement of Photospheric Radius Expansion and Clocked Type-I X-Ray Burst Models with the New ²²Mg(α, p)²⁵Al Reaction Rate Determined at the Gamow Energy

NUCLEAR REACTIONS ¹H(²⁵Al, p), (²⁵Al, p'), (²⁵Al, X), E=142 MeV; measured reaction products, Ep, Ip, Eγ, Iγ. ²⁶Si; deduced σ(θ), level energies, J, π, resonance parameters, astrophysical reaction rates. Comparison with available data.

doi: 10.1103/physrevlett.127.172701
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2724. Data from this article have been entered in the XUNDL database. For more information, click here.

2021LY01      Phys.Scr. 96, 035301 (2021)

N.D.Ly, N.N.Duy, K.Y.Chae, V.N.T.Pham, T.V.Nhan Hao

Evaluation for half-lives in α-decay chains of ^309-312126 based on semi-empirical approaches

RADIOACTIVITY ^{309,310,311,312}126, ^{305,306,307,308}124, ^{301,302,303,304}122, ^{297,298,299,300}120, ^{293,294,295,296}Og, ^{289,290,291,292}Lv, ^{285,286,287,288}Fl, ^{281,282,283,284}Cn, ^{277,278,279,280}Ds, ^{273,274,275,276}Hs, ^{269,270,271,272}Sg, ^{265,266,267,268}Rf, ^{261,262,263,264}No, ^{257,258,259,260}Fm(α), (SF); calculated T_1/2. Comparison with available data.

doi: 10.1088/1402-4896/abd49b
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2021LY04      Phys.Scr. 96, 115302 (2021)

N.D.Ly, N.N.Duy, K.Y.Chae, N.T.T.Quyen

Novel semi-empirical formula and examination for fission barriers of super-heavy nuclei with Z ≥ 100

NUCLEAR STRUCTURE Z=100-135; calculated fission barriers of super-heavy nuclei (SHN); deduced a semi-empirical formula. Comparison with available data.

doi: 10.1088/1402-4896/ac0f3f
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2021QU01      Acta Phys.Pol. B52, 291 (2021)

N.T.T.Quyen, N.N.Duy, N.K.Uyen, T.V.Nhan Hao

Variation in the ⁶⁴Ge(p, γ)⁶⁵As Reaction Rates

NUCLEAR REACTIONS ⁶⁴Ge(p, γ), E ∼ 8-160 keV; calculated resonant states for different temperatures, resonant rates.

doi: 10.5506/APhysPolB.52.291
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2021UY01      Nucl.Phys. A1007, 122136 (2021)

N.K.Uyen, K.Y.Chae, N.N.Duy, S.M.Cha, M.S.Kwag, D.H.Kim, L.T.Phuc, N.Q.Hung, P.D.Khang, N.X.Hai, H.H.Thang, N.N.Anh

Level scheme of ¹⁶⁴Dy obtained from ¹⁶³Dy(n_th, 2γ) experiment

NUCLEAR REACTIONS ¹⁶³Dy(n, 2γ)¹⁶⁴Dy, E thermal; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, J, π, branching ratios. Comparison with ENSDF library.

doi: 10.1016/j.nuclphysa.2021.122136
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Data from this article have been entered in the XUNDL database. For more information, click here.

2020NH01      Int.J.Mod.Phys. E29, 2050085 (2020)

N.Nhu Le, N.N.Duy

Examination of α-decay half-lives of undetected transfermium isotopes

RADIOACTIVITY ^264,265Db, ²⁶⁹Db, ^267,268Sg, ²⁷⁰Sg, ²⁶³Bh, ^268,269Bh, ²⁷¹Bh, ²⁷³Bh, ²⁶⁸Hs, ^271,272Hs, ²⁷⁴Hs, ²⁷⁶Hs, ^267,269,271Mt, ^272,273Mt, ²⁷⁷Mt, ²⁶⁸Ds, ^272,274Ds, ^275,276Ds, ^278,280Ds, ^273,275Rg, ^276,277Rg, ^278,279,280Cn, ^279,280,281Nh(α); calculated T_1/2. Comparison with available data.

doi: 10.1142/S0218301320500858
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2020TA24      Phys.Rev. C 102, 061302 (2020)

L.Tan Phuc, N.Quang Hung, N.Dinh Dang, L.T.Quynh Huong, N.N.Anh, N.N.Duy, L.Ngoc Uyen, N.Nhu Le

Role of exact treatment of thermal pairing in radiative strength functions of ^161-163Dy nuclei

NUCLEAR STRUCTURE ^161,162,163Dy; calculated radiative strength functions (RSF) for E1 and E1+M1 excitations, and GDR widths using the phonon damping model (PDM) plus exact thermal pairing (EP), without adding any extra pygmy dipole resonance (PDR) strength function. Comparison with experimental data.

doi: 10.1103/PhysRevC.102.061302
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2019NH01      Int.J.Mod.Phys. E28, 1950056 (2019)

T.V.Nhan Hao, N.N.Duy, K.Y.Chae, N.Quang Hung, N.Nhu Le

Investigation of the synthesis of the unknown superheavy nuclei ^{309, 312}126

NUCLEAR REACTIONS ²⁵¹Cf(⁵⁸Ni, X)³⁰⁹126, ²⁴⁸Cm(⁶⁴Zn, X)³¹²126, E<120 MeV; analyzed available data; deduced evaporation residue σ, pre-synthesis parameters, interaction potentials.

doi: 10.1142/S0218301319500563
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2018KA11      Phys.Rev. C 97, 015802 (2018)

D.Kahl, H.Yamaguchi, S.Kubono, A.A.Chen, A.Parikh, D.N.Binh, J.Chen, S.Cherubini, N.N.Duy, T.Hashimoto, S.Hayakawa, N.Iwasa, H.S.Jung, S.Kato, Y.K.Kwon, S.Nishimura, S.Ota, K.Setoodehnia, T.Teranishi, H.Tokieda, T.Yamada, C.C.Yun, L.Y.Zhang

First measurement of ³⁰S + α resonant elastic scattering for the ³⁰S(α, p) reaction rate

NUCLEAR REACTIONS ⁴H(³⁰S, α), E(cm)=1.9-5.5 MeV, [³⁰S secondary beam from ³He(²⁸Si, ³⁰S), E=7.3 MeV/nucleon]; measured Eα, Iα, differential σ(E) using an array of silicon strip detectors (SSDs), and parallel plate avalanche counters (PPACs) for monitoring the ³⁰S beam, ΔE-E plot for light ion particle using the CNS Radioactive Ion Beam separator (CRIB) facility, University of Tokyo, and RIKEN. ³⁴Ar; deduced levels above 11 MeV, α-resonances, J, π, α-widths, proton-width. R-matrix analysis. ³⁰s(α, p), T=1-10 GK; deduced stellar reaction rate using new resonance data, and compared with statistical model (SM) calculations from NON-SMOKER code. Astrophysical impact on one-zone postprocessing type I x-ray burst (XRBs) calculations.

doi: 10.1103/PhysRevC.97.015802
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2583. Data from this article have been entered in the XUNDL database. For more information, click here.

2018NH01      Int.J.Mod.Phys. E27, 1850052 (2018)

T.V.Nhan Hao, N.Nhu Le, M.H.Koh, N.Quang Hung, N.N.Duy, Vinh N.T.Pham, N.Hoang Tung

Microscopic optical potential obtained from energy-density-functional approach for neutron-nucleus elastic scattering

NUCLEAR REACTIONS ¹⁶O, ^40,48Ca, ²⁰⁸Pb(n, n), E<50 MeV; calculated σ(θ) using microscopical optical potentials. Comparison with experimental results.

doi: 10.1142/S0218301318500520
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2017YA05      Phys.Lett. B 766, 11 (2017)

H.Yamaguchi, D.Kahl, S.Hayakawa, Y.Sakaguchi, K.Abe, T.Nakao, T.Suhara, N.Iwasa, A.Kim, D.H.Kim, S.M.Cha, M.S.Kwag, J.H.Lee, E.J.Lee, K.Y.Chae, Y.Wakabayashi, N.Imai, N.Kitamura, P.Lee, J.Y.Moon, K.B.Lee, C.Akers, H.S.Jung, N.N.Duy, L.H.Khiem, C.S.Lee

Experimental investigation of a linear-chain structure in the nucleus ¹⁴C

NUCLEAR REACTIONS ⁴He(¹⁰Be, X)¹⁴C, E=24.9 MeV; measured reaction products, Eα, Iα; deduced σ(θ), level energies, J, π, resonance parameters. R-matrix fit with SAMMY8, comparison with available data.

doi: 10.1016/j.physletb.2016.12.050
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2528. Data from this article have been entered in the XUNDL database. For more information, click here.

2013DU09      Nucl.Instrum.Methods Phys.Res. A723, 99 (2013)

N.N.Duy, S.Kubono, H.Yamaguchi, D.Kahl, Y.Wakabayashi, T.Teranishi, N.Iwasa, Y.K.Kwon, L.H.Khiem, Y.H.Kim, J.S.Song, J.Hu, Y.Ayyad

Low-energy radioactive ion beam production of ²²Mg

NUCLEAR REACTIONS ³He(²⁰Ne, n), E=6.2 MeV/nucleon; measured reaction products; deduced yields.

doi: 10.1016/j.nima.2013.05.026
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2013YA04      Phys.Rev. C 87, 034303 (2013)

H.Yamaguchi, D.Kahl, Y.Wakabayashi, S.Kubono, T.Hashimoto, S.Hayakawa, T.Kawabata, N.Iwasa, T.Teranishi, Y.K.Kwon, D.N.Binh, L.H.Khiem, N.N.Duy

α-resonance structure in ¹¹C studied via resonant scattering of ⁷Be+α and with the ⁷Be(α, p) reaction

NUCLEAR REACTIONS ⁴He(⁷Be, p)¹⁰B, ⁴He(⁷Be, α)⁷Be, ⁴He(⁷Be, α'), [⁷Be beam from ¹H(⁷Li, n), E=5.0 MeV/nucleon], E=15.43 MeV; measured particle spectra, Eγ, Iγ, Ep, Eα, energy loss, αγ-, pγ-, ⁷Beαγ-coin, σ(E, θ) using CRIB facility at RIKEN. ¹¹C; deduced levels, resonances, J, π, resonance parameters, proton and α widths, 2α+³He-cluster band. R-matrix analysis. ⁷Be(α, γ)¹¹C, at T₉>1.5; deduced resonant reaction rate. Comparison with previous studies.

doi: 10.1103/PhysRevC.87.034303
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2431. Data from this article have been entered in the XUNDL database. For more information, click here.