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NSR database version of April 26, 2024.

Search: Author = M.K.Djongolov

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2019RE07      Phys.Rev. C 99, 065502 (2019)

B.M.Rebeiro, S.Triambak, P.Z.Mabika, P.Finlay, C.S.Sumithrarachchi, G.Hackman, G.C.Ball, P.E.Garrett, C.E.Svensson, D.S.Cross, R.Dunlop, A.B.Garnsworthy, R.Kshetri, J.N.Orce, M.R.Pearson, E.R.Tardiff, H.Al Falou, R.A.E.Austin, R.Churchman, M.K.Djongolov, R.D'Entremont, C.Kierans, L.Milovanovic, S.O'Hagan, S.Reeve, S.K.L.Sjue, S.J.Williams, S.S.Ntshangase

Precise branching ratio measurements in ¹⁹Ne β decay and fundamental tests of the weak interaction

RADIOACTIVITY ¹⁹Ne(β⁺)[from C, Si(p, X), E=500 MeV at TRIUMF facility]; measured Eγ, Iγ, electron spectra, βγ-coin using the 8π γ-ray spectrometer and SCEPTAR detector array at TRIUMF-ISAC facility. ¹⁹F; deduced levels, β⁺-branching ratios, precise β branch for superallowed ground-state to ground-state branch, Ft values, V_ud element of the CKM quark-mixing matrix. Comparison with previous experimental results. Discussed implications for testing weak interaction symmetries.

doi: 10.1103/PhysRevC.99.065502
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2018KU01      Phys.Lett. B 777, 250 (2018)

M.Kumar Raju, J.N.Orce, P.Navratil, G.C.Ball, T.E.Drake, S.Triambak, G.Hackman, C.J.Pearson, K.J.Abraham, E.H.Akakpo, H.Al Falou, R.Churchman, D.S.Cross, M.K.Djongolov, N.Erasmus, P.Finlay, A.B.Garnsworthy, P.E.Garrett, D.G.Jenkins, R.Kshetri, K.G.Leach, S.Masango, D.L.Mavela, C.V.Mehl, M.J.Mokgolobotho, C.Ngwetsheni, G.G.O'Neill, E.T.Rand, S.K.L.Sjue, C.S.Sumithrarachchi, C.E.Svensson, E.R.Tardiff, S.J.Williams, J.Wong

Reorientation-effect measurement of the first 2⁺ state in ¹²C: Confirmation of oblate deformation

NUCLEAR REACTIONS ¹⁹⁴Pt(¹²C, ¹²C'), E=4.975 MeV/nucleon; measured reaction products, Eγ, Iγ. ¹²C; deduced γ-ray yields, B(E2) diagonal matrix element, oblate deformation. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2017.12.009
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2012OR05      Phys.Rev. C 86, 041303 (2012)

J.N.Orce, T.E.Drake, M.K.Djongolov, P.Navratil, S.Triambak, G.C.Ball, H.Al Falou, R.Churchman, D.S.Cross, P.Finlay, C.Forssen, A.B.Garnsworthy, P.E.Garrett, G.Hackman, A.B.Hayes, R.Kshetri, J.Lassen, K.G.Leach, R.Li, J.Meissner, C.J.Pearson, E.T.Rand, F.Sarazin, S.K.L.Sjue, M.A.Stoyer, C.S.Sumithrarachchi, C.E.Svensson, E.R.Tardiff, A.Teigelhoefer, S.J.Williams, J.Wong, C.Y.Wu

Reorientation-effect measurement of the (2⁺₁ ll E2 ll 2⁺₁) matrix element in ¹⁰Be

NUCLEAR REACTIONS ¹⁹⁴Pt(¹⁰Be, ¹⁰Be'), E=41 MeV, [¹⁰Be beam from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, particle spectra, (particle)γ-coin, angular distribution of γ yields for first 2+ states in ¹⁰Be and ¹⁹⁴Pt using TIGRESS array at TRIUMF-ISACII facility. ¹⁰Be; deduced levels, J, π, diagonal matrix element for first 2+ state, spectroscopic quadrupole moment. ¹⁰Be, ¹⁹⁴Pt; analyzed yield data using GOSIA code. Reorientation-effect in Coulomb-excitation. Comparison with shell-model (NCSM) calculations.

doi: 10.1103/PhysRevC.86.041303
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2012TR06      Phys.Rev.Lett. 109, 042301 (2012)

S.Triambak, P.Finlay, C.S.Sumithrarachchi, G.Hackman, G.C.Ball, P.E.Garrett, C.E.Svensson, D.S.Cross, A.B.Garnsworthy, R.Kshetri, J.N.Orce, M.R.Pearson, E.R.Tardiff, H.Al Falou, R.A.E.Austin, R.Churchman, M.K.Djongolov, R.D'Entremont, C.Kierans, L.Milovanovic, S.O'Hagan, S.Reeve, S.K.L.Sjue, S.J.Williams

High-Precision Measurement of the ¹⁹Ne Half-Life and Implications for Right-Handed Weak Currents

RADIOACTIVITY ¹⁹Ne(EC); measured reaction products, Eγ, Iγ; deduced T_1/2, right-hand interaction. Comparison with available data.

doi: 10.1103/PhysRevLett.109.042301
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2012ZH22      Phys.Rev. C 85, 064307 (2012)

Y.C.Zhang, Q.A.Ijaz, W.C.Ma, G.B.Hagemann, M.P.Carpenter, P.Chowdhury, D.M.Cullen, M.K.Djongolov, D.J.Hartley, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, E.Ngiojoi-Yogo, S.Odegard, L.L.Riedinger, S.V.Rigby, D.G.Roux, D.T.Scholes, R.B.Yadav, S.Zhu

High-spin proton alignments and evidence for a second band with enhanced deformation in ¹⁷¹Hf

NUCLEAR REACTIONS ¹²⁸Te(⁴⁸Ca, 5n), E=209 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. ¹⁷¹Hf; deduced high-spin levels, J, π, rotational high-K and enhanced deformation bands, multipolarity, configurations, B(M1)/B(E2) ratios, alignments, band crossing frequencies. Comparison with cranked shell-model calculations.

doi: 10.1103/PhysRevC.85.064307
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2010AG06      Phys.Rev. C 81, 064317 (2010)

A.Aguilar, D.J.Hartley, M.A.Riley, C.Teal, M.P.Carpenter, P.Chowdhury, M.Danchev, M.K.Djongolov, G.B.Hagemann, A.A.Hecht, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, W.C.Ma, W.H.Mohr, E.F.Moore, S.W.Odegard, L.L.Riedinger, G.Sletten, S.K.Tandel, J.R.Vanhoy, X.Wang, S.Zhu

Alignments, additivity, and signature inversion in odd-odd ¹⁷⁰Ta: A comprehensive high-spin study

NUCLEAR REACTIONS ¹²⁴Sn(⁵¹V, 5n), E=228 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) using Gammasphere array. ¹⁷⁰Ta; deduced levels, J, π, rotational bands, configurations, Routhians, signature inversions, B(M1)/B(E2) ratios.

doi: 10.1103/PhysRevC.81.064317
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2007ZH46      Phys.Rev. C 76, 064321 (2007)

Y.C.Zhang, W.C.Ma, A.V.Afanasjev, G.B.Hagemann, J.Begnaud, M.P.Carpenter, P.Chowdhury, D.M.Cullen, M.K.Djongolov, D.J.Hartley, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, E.F.Moore, E.Ngijoi-Yogo, S.Odegard, L.L.Riedinger, S.V.Rigby, D.G.Roux, D.T.Scholes, R.B.Yadav, J.-Y.Zhang, S.Zhu

Nuclear shapes of highly deformed bands in ^{171, 172}Hf and neighboring Hf isotopes

NUCLEAR REACTIONS ¹²⁸Te(⁴⁸Ca, 4n), (⁴⁸Ca, 5n), E=209 MeV; measured Eγ, Iγ, γγ-coin. ^171,172Hf; deduced levels, J, π, configurations, superdeformed bands. ¹⁶³Lu, ^{170,173,174,175}Hf; systematics.

doi: 10.1103/PhysRevC.76.064321
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2006HA46      Phys.Rev. C 74, 054314 (2006); Erratum Phys.Rev. C 75, 029902 (2007)

D.J.Hartley, W.H.Mohr, J.R.Vanhoy, M.A.Riley, A.Aguilar, C.Teal, R.V.F.Janssens, M.P.Carpenter, A.A.Hecht, T.Lauritsen, E.F.Moore, S.Zhu, F.G.Kondev, M.K.Djongolov, M.Danchev, L.L.Riedinger, G.B.Hagemann, G.Sletten, P.Chowdhury, S.K.Tandel, W.C.Ma, S.W.Odegard

Multiple band structures in ¹⁶⁹Ta

NUCLEAR REACTIONS ¹²⁴Sn(⁵¹V, 6n), E=228 MeV; measured Eγ, Iγ, γγ-coin. ¹⁶⁹Ta deduced high-spin levels, J, π, configurations. Gammasphere array.

doi: 10.1103/PhysRevC.74.054314
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2006RI13      Phys.Scr. T125, 123 (2006)

M.A.Riley, M.K.Djongolov, A.O.Evans, D.J.Hartley, R.V.F.Janssens, E.S.Paul, A.Pipidis, J.Simpson, A.A.Aguilar, D.E.Appelbe, C.R.Bingham, D.B.Campbell, M.P.Carpenter, P.Chowdhury, P.T.W.Choy, R.M.Clark, M.Cromaz, D.M.Cullen, M.Danchev, G.D.Dracoulis, P.Fallon, A.Gorgen, G.B.Hagemann, D.T.Joss, J.Goon, R.A.Kaye, T.L.Khoo, F.G.Kondev, R.W.Laird, K.Lagergren, T.Lauritsen, A.O.Macchiavelli, B.McClain, E.F.Moore, G.Mukherjee, E.Ngijoi-Yogo, P.J.Nolan, H.I.Park, L.L.Riedinger, G.Sletten, S.K.Tandel, P.M.Walker, D.Ward, I.Ragnarsson, F.Saric, J.Zhang

Observation of states beyond band termination in ^{156, 157, 158}Er and strongly deformed structures in ^{173, 174, 175}Hf

NUCLEAR REACTIONS ¹¹⁴Cd(⁴⁸Ca, 4n), (⁴⁸Ca, 5n), (⁴⁸Ca, 6n), E=215 MeV; measured Eγ, Iγ, γγ-coin. ^156,157,158Er deduced high-spin levels, states above band termination. Gammasphere array.

NUCLEAR STRUCTURE ^173,174,175Hf; analyzed data; deduced superdeformed bands features.

doi: 10.1088/0031-8949/2006/T125/028
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2005HA05      Phys.Lett. B 608, 31 (2005)

D.J.Hartley, M.K.Djongolov, L.L.Riedinger, G.B.Hagemann, R.V.F.Janssens, F.G.Kondev, E.F.Moore, M.A.Riley, A.Aguilar, C.R.Bingham, D.B.Campbell, M.P.Carpenter, P.Chowdhury, M.Cromaz, D.M.Cullen, M.Danchev, G.D.Dracoulis, P.Fallon, J.Goon, R.A.Kaye, T.L.Khoo, R.W.Laird, T.Lauritsen, A.O.Macchiavelli, B.McClain, G.Mukherjee, E.Ngijoi-Yogo, H.I.Park, G.Sletten, S.K.Tandel, P.M.Walker, J.-Y.Zhang

Wobbling excitations in strongly deformed Hf nuclei?

NUCLEAR REACTIONS ¹³⁰Te(⁴⁸Ca, 4n), (⁴⁸Ca, 5n), E=200, 205 MeV; measured Eγ, Iγ, γγ-coin, DSA. ¹⁷⁴Hf deduced superdeformed bands transitions, T_1/2, quadrupole moments. ¹⁷³Hf deduced superdeformed band transitions. Gammasphere array, comparisons with model predictions.

doi: 10.1016/j.physletb.2005.01.007
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2005HA71      Phys.Rev. C 72, 064325 (2005)

D.J.Hartley, W.H.Mohr, J.R.Vanhoy, M.A.Riley, A.Aguilar, C.Teal, R.V.F.Janssens, M.P.Carpenter, A.A.Hecht, T.Lauritsen, E.F.Moore, S.Zhu, F.G.Kondev, M.K.Djongolov, M.Danchev, L.L.Riedinger, G.B.Hagemann, G.Sletten, P.Chowdhury, S.K.Tandel, W.C.Ma, S.W.Odegard

Detailed high-spin spectroscopy and the search for the wobbling mode in ¹⁷¹Ta

NUCLEAR REACTIONS ¹²⁴Sn(⁵¹V, 4n), E=228 MeV; measured Eγ, Iγ, γγ-coin. ¹⁷¹Ta deduced high-spin levels, J, π, configurations. No wobbling sequence seen. Gammasphere array.

doi: 10.1103/PhysRevC.72.064325
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2005RI16      J.Phys.(London) G31, S1735 (2005)

M.A.Riley, M.K.Djongolov, A.O.Evans, D.J.Hartley, R.V.F.Janssens, E.S.Paul, J.Simpson, A.A.Aguilar, D.E.Appelbe, C.R.Bingham, D.B.Campbell, M.P.Carpenter, P.Chowdhury, P.T.W.Choy, R.M.Clark, M.Cromaz, D.M.Cullen, M.Danchev, G.D.Dracoulis, P.Fallon, A.Gorgen, G.B.Hagemann, D.T.Joss, J.Goon, R.A.Kaye, T.L.Khoo, F.G.Kondev, R.W.Laird, K.Lagergren, T.Lauritsen, A.O.Macchiavelli, B.McClain, E.F.Moore, G.Mukherjee, E.Ngijoi-Yogo, P.J.Nolan, H.I.Park, A.Pipidis, L.L.Riedinger, G.Sletten, S.K.Tandel, P.M.Walker, D.Ward, I.Ragnarsson, F.Saric, J.Zhang

Beyond band termination in ¹⁵⁷Er and the search for wobbling excitations in strongly deformed ¹⁷⁴Hf

NUCLEAR REACTIONS ¹¹⁴Cd(⁴⁸Ca, 5n), E=215 MeV; measured Eγ, Iγ, γγ-coin. ¹⁵⁷Er deduced high-spin levels, J, π, band termination features. Gammasphere array.

NUCLEAR STRUCTURE ^173,174Hf; analyzed superdeformed band transitions fractional Doppler shifts, transition quadrupole moments.

doi: 10.1088/0954-3899/31/10/064
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2004DJ02      J.Phys.(London) G30, 425 (2004)

M.K.Djongolov, S.Pisov, V.Rizov

In-medium Yang-Mills equations: a derivation and canonical quantization

doi: 10.1088/0954-3899/30/4/004
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2004SC41      Phys.Rev. C 70, 054314 (2004)

D.T.Scholes, D.M.Cullen, F.G.Kondev, R.V.F.Janssens, M.P.Carpenter, D.J.Hartley, M.K.Djongolov, G.Sletten, G.Hagemann, C.Wheldon, P.M.Walker, K.Abu Saleem, I.Ahmad, D.L.Balabanski, P.Chowdhury, M.Danchev, G.D.Dracoulis, H.M.El-Masri, J.Goon, A.Heinz, R.A.Kaye, T.L.Khoo, T.Lauritsen, C.J.Lister, E.F.Moore, L.L.Riedinger, M.A.Riley, D.Seweryniak, I.Shestakova, I.Wiedenhover, O.Zeidan, J.-ye.Zhang

Highly deformed Bands in ¹⁷⁵Hf

NUCLEAR REACTIONS ¹³⁰Te(⁴⁸Ca, 3n), E=194 MeV; measured Eγ, Iγ, γγ-coin. ¹⁷⁵Hf deduced high-spin levels, J, π, highly deformed bands. Gammasphere array, cranked mean field calculations.

doi: 10.1103/PhysRevC.70.054314
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2003DA34      Phys.Rev. C 68, 054307 (2003)

M.Danchev, D.L.Balabanski, I.Yigitoglu, B.Akkus, C.W.Beausang, M.Bostan, R.F.Casten, M.K.Djongolov, M.N.Erduran, S.Erturk, K.A.Gladnishki, G.Gurdal, J.TM.Goon, D.J.Hartley, A.A.Hecht, R.Krucken, J.R.Novak, Y.Oktem, G.Rainovski, L.L.Riedinger, N.V.Zamfir, O.Zeidan

Delayed backbending in the πh_9/2 band of ¹⁸⁷Ir

NUCLEAR REACTIONS ¹⁷⁶Yb(¹⁵N, 4n), E=82 MeV; measured Eγ, Iγ, γγ-coin. ¹⁸⁷Ir deduced high-spin levels, J, π, configurations. Rotational band systematics in neighboring nuclides discussed.

doi: 10.1103/PhysRevC.68.054307
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2003DJ01      Phys.Lett. B 560, 24 (2003)

M.K.Djongolov, D.J.Hartley, L.L.Riedinger, F.G.Kondev, R.V.F.Janssens, K.Abu Saleem, I.Ahmad, D.L.Balabanski, M.P.Carpenter, P.Chowdhury, D.M.Cullen, M.Danchev, G.D.Dracoulis, H.El-Masri, J.Goon, A.Heinz, R.A.Kaye, T.L.Khoo, T.Lauritsen, C.J.Lister, E.F.Moore, M.A.Riley, D.Seweryniak, I.Shestakova, G.Sletten, P.M.Walker, C.Wheldon, I.Wiedenhover, O.Zeidan, J.-Y.Zhang

Extending the region of triaxial superdeformation: candidate TSD bands in ¹⁷⁴Hf

NUCLEAR REACTIONS ¹³⁰Te(⁴⁸Ca, 4n), E=194 MeV; measured Eγ, Iγ, γγ-coin. ¹⁷⁴Hf deduced triaxial superdeformed bands. Gammasphere array, cranked mean-field calculations, comparisons with neighboring nuclides.

doi: 10.1016/S0370-2693(03)00328-9
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