NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = A.Lapierre Found 15 matches. 2018SI30 Phys.Rev. A 98, 052502 (2018) R.Silwal, A.Lapierre, J.D.Gillaspy, J.M.Dreiling, S.A.Blundell, Dipti, A.Borovik, Jr., G.Gwinner, A.C.C.Villari, Yu.Ralchenko, E.Takacs Measuring the difference in nuclear charge radius of Xe isotopes by EUV spectroscopy of highly charged Na-like ions NUCLEAR MOMENTS 124,136Xe; measured frequencies; deduced the difference in the mean-square nuclear charge radius of xenon isotopes. Extreme ultraviolet spectroscopy of highly charged Na-like ions.
doi: 10.1103/PhysRevA.98.052502
2015MA30 Phys.Rev. C 91, 045504 (2015) S.Malbrunot-Ettenauer, T.Brunner, U.Chowdhury, A.T.Gallant, V.V.Simon, M.Brodeur, A.Chaudhuri, E.Mane, M.C.Simon, C.Andreoiu, G.Audi, J.R.C.Lopez-Urrutia, P.Delheij, G.Gwinner, A.Lapierre, D.Lunney, M.R.Pearson, R.Ringle, J.Ullrich, J.Dilling Penning trap mass measurements utilizing highly charged ions as a path to benchmark isospin-symmetry breaking corrections in 74Rb ATOMIC MASSES 74Ga, 74,75,76,85,87Rb; measured cyclotron frequency ratios of Rb isotopes in q=8-12 charge states relative to that of 85Rb using TITAN at TRIUMF-ISAC facility; deduced mass excesses and compared to previous experimental data. RADIOACTIVITY 74Rb(EC); deduced Q value and logft using mass excess from current and previous studies. Systematics of superallowed β decays of 42Sc, 46V, 50Mn, 54Co, 62Ga, 74Rb. Discussed test of the isospin-symmetry correction term δC. NUCLEAR REACTIONS Nb(p, X)74Rb/75Rb/76Rb/78Rb/74Ga, E=500 MeV; measured yields, TOF ion-cyclotron resonances for highly-charged Rb isotopes, TOF of ions with reference to highly-charged 85Rb isotope using TITAN at TRIUMF-ISAC facility.
doi: 10.1103/PhysRevC.91.045504
2013BR16 Eur.Phys.J. A 49, 142 (2013) T.Brunner, A.Lapierre, C.Andreoiu, M.Brodeur, P.Delheij, S.Ettenauer, D.Frekers, A.T.Gallant, R.Gernhauser, A.Grossheim, R.Krucken, A.Lennarz, D.Lunney, D.Mucher, R.Ringle, M.C.Simon, V.V.Simon, S.K.L.Sjue, K.Zuber, J.Dilling Trapped-ion decay spectroscopy towards the determination of ground-state components of double-beta decay matrix elements RADIOACTIVITY 124,125,126Cs(EC), (β+), (IT); measured Eγ, Iγ, X-ray. Method test experiment for possible determination of 2β matrix elements.
doi: 10.1140/epja/i2013-13142-4
2012BR03 Phys.Rev.Lett. 108, 052504 (2012) M.Brodeur, T.Brunner, C.Champagne, S.Ettenauer, M.J.Smith, A.Lapierre, R.Ringle, V.L.Ryjkov, S.Bacca, P.Delheij, G.W.F.Drake, D.Lunney, A.Schwenk, J.Dilling First Direct Mass Measurement of the Two-Neutron Halo Nucleus 6He and Improved Mass for the Four-Neutron Halo 8He ATOMIC MASSES 6,8He; measured TOF resonance spectra; deduced isotopic shifts, charge radii, masses. Comparison with experimental and theoretical data.
doi: 10.1103/PhysRevLett.108.052504
2012BR07 Phys.Rev.Lett. 108, 212501 (2012) M.Brodeur, T.Brunner, S.Ettenauer, A.Lapierre, R.Ringle, B.A.Brown, D.Lunney, J.Dilling Elucidation of the Anomalous A=9 Isospin Quartet Behavior NUCLEAR STRUCTURE 9Li, 9Be, 9B, 9C; analyzed available data; calculated energy levels, J, π; deduced isospin mixing, anomalous isobaric mass multiplet equation behavior. Comparison with available data.
doi: 10.1103/PhysRevLett.108.212501
2012LA05 Phys.Rev. C 85, 024317 (2012) A.Lapierre, M.Brodeur, T.Brunner, S.Ettenauer, P.Finlay, A.T.Gallant, V.V.Simon, P.Delheij, D.Lunney, R.Ringle, H.Savajols, J.Dilling Penning-trap mass measurements of the neutron-rich K and Ca isotopes: Resurgence of the N=28 shell strength ATOMIC MASSES 44,47,48,49,50K, 49,50Ca; measured TOF-ICR resonance curves, frequency ratios; deduced mass excesses, S(2n). TITAN Penning trap spectrometer at TRIUMF-ISAC facility. Comparison with 2003 AME. Z=16-23, N=24-37; systematics of S(2n) values. Z=16-30, N=28; N=18-30, Z=19, 20; systematics of neutron shell gaps and comparison with model calculations. NUCLEAR REACTIONS Ta(p, X)44K/47K/48K/49K/50K/49Ca/50Ca, E=500 MeV; measured masses using time-of-flight ion cyclotron resonance (TOF-ICR) technique using TITAN at TRIUMF-ISAC facility.
doi: 10.1103/PhysRevC.85.024317
2011BR13 Hyperfine Interactions 199, 191 (2011) T.Brunner, M.Brodeur, P.Delheij, S.Ettenauer, D.Frekers, A.T.Gallant, R.Krucken, A.Lapierre, D.Lunney, R.Ringle, V.V.Simon, J.Dilling In-trap decay spectroscopy for 2νββ decay experiments RADIOACTIVITY 124,126Cs(EC); measured Eγ, Iγ, X-rays, Eβ, Iβ; deduced possibility of electron capture branching ratio measurement of $^100$Tc. Penning trap.
doi: 10.1007/s10751-011-0313-9
2011ET01 Phys.Rev.Lett. 107, 272501 (2011) S.Ettenauer, M.C.Simon, A.T.Gallant, T.Brunner, U.Chowdhury, V.V.Simon, M.Brodeur, A.Chaudhuri, E.Mane, C.Andreoiu, G.Audi, J.R.C.Lopez-Urrutia, P.Delheij, G.Gwinner, A.Lapierre, D.Lunney, M.R.Pearson, R.Ringle, J.Ullrich, J.Dilling First Use of High Charge States for Mass Measurements of Short-Lived Nuclides in a Penning Trap ATOMIC MASSES 74,75,76Rb, 74Ga; measured TOF ion-cyclotron resonances; deduced masses. Penning trap measurements, comparison with mass evaluation.
doi: 10.1103/PhysRevLett.107.272501
2010ET01 Phys.Rev. C 81, 024314 (2010) S.Ettenauer, M.Brodeur, T.Brunner, A.T.Gallant, A.Lapierre, R.Ringle, M.R.Pearson, P.Delheij, J.Lassen, D.Lunney, J.Dilling Precision ground state mass of 12Be and an isobaric multiplet mass equation (IMME) extrapolation for 2+ and 02++ states in the T=2, A=12 multiplet ATOMIC MASSES 12Be; measured mass excess using Penning trap mass spectrometer TITAN at TRIUMF. Comparison with previous measurements and evaluations. Analyzed IMME for the lowest lying isospin T=2 multiplet in the A=12 system.
doi: 10.1103/PhysRevC.81.024314
2009BR10 Phys.Rev. C 80, 044318 (2009) M.Brodeur, T.Brunner, C.Champagne, S.Ettenauer, M.Smith, A.Lapierre, R.Ringle, V.L.Ryjkov, G.Audi, P.Delheij, D.Lunney, J.Dilling New mass measurement of 6Li and ppb-level systematic studies of the Penning trap mass spectrometer TITAN ATOMIC MASSES 6,7Li; measured frequency ratio using the TITAN Penning trap mass spectrometer at ISAC-TRIUMF facility. 6Li; deduced mass. Comparisons with previous measurements and AME-2003 evaluation.
doi: 10.1103/PhysRevC.80.044318
2009RI03 Phys.Lett. B 675, 170 (2009) R.Ringle, M.Brodeur, T.Brunner, S.Ettenauer, M.Smith, A.Lapierre, V.L.Ryjkov, P.Delheij, G.W.F.Drake, J.Lassen, D.Lunney, J.Dilling High-precision Penning trap mass measurements of 9, 10Be and the one-neutron halo nuclide 11Be ATOMIC MASSES 9,10,11Be [from Rb, Sr, Ta(p, X), E=500 MeV]; measured masses using the TITAN Penning trap mass spectrometer at TRIUMF. 11Be; deduced single-neutron separation energy. Comparison with AME2003.
doi: 10.1016/j.physletb.2009.04.014
2008RY03 Phys.Rev.Lett. 101, 012501 (2008) V.L.Ryjkov, M.Brodeur, T.Brunner, M.Smith, R.Ringle, A.Lapierre, F.Ames, P.Bricault, M.Dombsky, P.Delheij, D.Lunney, M.R.Pearson, J.Dilling Direct Mass Measurement of the Four-Neutron Halo Nuclide 8He ATOMIC MASSES 8He; measured mass using a penning trap.
doi: 10.1103/PhysRevLett.101.012501
2008SM03 Phys.Rev.Lett. 101, 202501 (2008) M.Smith, M.Brodeur, T.Brunner, S.Ettenauer, A.Lapierre, R.Ringle, V.L.Ryjkov, F.Ames, P.Bricault, G.W.F.Drake, P.Delheij, D.Lunney, F.Sarazin, J.Dilling First Penning-Trap Mass Measurement of the Exotic Halo Nucleus 11Li ATOMIC MASSES 11Li; measured mass using a penning trap mass spectrometer.
doi: 10.1103/PhysRevLett.101.202501
1972DA05 C.R.Acad.Sci., Ser.B 274, 566 (1972) J.Dalmas, M.Vidal, D.Bertault, A.Lapierre Sur les Fonctions d'Excitation de la Reaction de Capture γ des Protons par les Noyaux d'Aluminium-27 NUCLEAR REACTIONS 27Al(p, γ), (p, p'γ), (p, αγ), E=2.15-3.57 MeV; measured σ(E). 28Si deduced resonances.
1971DA20 C.R.Acad.Sci., Ser.B, 272, 1326 (1971) J.Dalmas, D.Bertault, J.-L.Irigaray, A.Lapierre Etude de la Reaction de Capture γ des Protons par l'Aluminium entre E = 1950 et 2150 keV NUCLEAR REACTIONS Al(p, γ), E=1967, 1975, 1983, 2044, 2047, 2100 keV; measured σ(Ep, Eγ), Iγ. 28Si deduced resonances, level-width.
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