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NSR database version of April 11, 2024.

Search: Author = A.Gallant

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2024LO02      Phys.Rev.Lett. 132, 142502 (2024)

B.Longfellow, A.T.Gallant, G.H.Sargsyan, M.T.Burkey, T.Y.Hirsh, G.Savard, N.D.Scielzo, L.Varriano, M.Brodeur, D.P.Burdette, J.A.Clark, D.Lascar, K.D.Launey, P.Mueller, D.Ray, K.S.Sharma, A.A.Valverde, G.L.Wilson, X.L.Yan

Improved Tensor Current Limit from 8B β Decay Including New Recoil-Order Calculations

RADIOACTIVITY 8B(β+) [from 6Li(3He, n)8B, E not given]; measured decay products, Eα, Iα, Eβ, Iβ, α-α-β-coin.; deduced β-ν angular correlation coefficient impacted by 2+ intruder state, Gamow-Teller decays. Comparison with new ab initio symmetry-adapted no-core shell-model calculations, available data. The Beta-decay Paul Trap, Argonne National Laboratory, the ATLAS facility.

doi: 10.1103/PhysRevLett.132.142502
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2023GA11      Phys.Rev.Lett. 130, 192502 (2023)

A.T.Gallant, N.D.Scielzo, G.Savard, J.A.Clark, M.Brodeur, F.Buchinger, D.P.Burdette, M.T.Burkey, S.Caldwell, J.E.Crawford, A.Czeszumska, C.M.Deibel, J.Greene, D.Heslop, T.Y.Hirsh, A.F.Levand, B.Longfellow, G.E.Morgan, P.Mueller, R.Orford, S.Padgett, N.Paul, A.Perez Galvan, A.Reimer, R.Segel, K.S.Sharma, K.Siegl, L.Varriano, B.J.Zabransky

Angular Correlations in the β Decay of 8B: First Tensor-Current Limits from a Mirror-Nucleus Pair

RADIOACTIVITY 8B(β+); measured decay products, Eβ, Iβ; deduced the α-β-ν angular correlation in the Gamow-Teller β+ decay. The Beta-decay Paul Trap.

doi: 10.1103/PhysRevLett.130.192502
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2023HO14      Phys.Rev.Lett. 131, 262701 (2023)

D.E.M.Hoff, K.Kolos, G.W.Misch, D.Ray, B.Liu, A.A.Valverde, M.Brodeur, D.P.Burdette, N.Callahan, J.A.Clark, A.T.Gallant, F.G.Kondev, G.E.Morgan, M.R.Mumpower, R.Orford, W.S.Porter, F.Rivero, G.Savard, N.D.Scielzo, K.S.Sharma, K.Sieja, T.M.Sprouse, L.Varriano

Direct Mass Measurements to Inform the Behavior of 128mSb in Nucleosynthetic Environments

ATOMIC MASSES 128,128mSb; measured cyclotron frequencies; deduced mass excesses, isomer excitation energy. Comparison with AME2020, NUBASE2020, state-of-the-art shell model calculations using the GCN5082 interaction. The phase-imaging ion-cyclotron resonance (PI-ICR) technique with the Canadian Penning Trap (CPT) mass spectrometer at the Californium Rare Isotope Breeder Upgrade facility.

doi: 10.1103/PhysRevLett.131.262701
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2023LO04      Phys.Rev. C 107, L032801 (2023)

B.Longfellow, A.T.Gallant, T.Y.Hirsh, M.T.Burkey, G.Savard, N.D.Scielzo, L.Varriano, M.Brodeur, D.P.Burdette, J.A.Clark, D.Lascar, P.Mueller, D.Ray, K.S.Sharma, A.A.Valverde, G.L.Wilson, X.L.Yan

Determination of the 8B neutrino energy spectrum using trapped ions

RADIOACTIVITY 8B(β+) [from 3He(6Li, n)8B, E not given]; measured decay products, Eα, Iα, αα-coin, 8Be recoil energy; deduced 8Be final-state distribution (FSD) from 8B decay, neutrino energy spectra. Comparison to other experimental data. β-decay Paul trap (BPT) surrounded by double-sided silicon strip detectors (DSSDs) at ATLAS facility (ANL).

doi: 10.1103/PhysRevC.107.L032801
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2022BU16      Phys.Rev.Lett. 128, 202502 (2022)

M.T.Burkey, G.Savard, A.T.Gallant, N.D.Scielzo, J.A.Clark, T.Y.Hirsh, L.Varriano, G.H.Sargsyan, K.D.Launey, M.Brodeur, D.P.Burdette, E.Heckmaier, K.Joerres, J.W.Klimes, K.Kolos, A.Laminack, K.G.Leach, A.F.Levand, B.Longfellow, B.Maass, S.T.Marley, G.E.Morgan, P.Mueller, R.Orford, S.W.Padgett, A.Perez Galvan, J.R.Pierce, D.Ray, R.Segel, K.Siegl, K.S.Sharma, B.S.Wang

Improved Limit on Tensor Currents in the Weak Interaction from 8Li β Decay

RADIOACTIVITY 8Li(β-); measured decay products, Eβ, Iβ; deduced tensor currents in the low-energy regime by examining the β-ν correlation of trapped 8Li ions with the Beta-decay Paul Trap. Comparison with the standard model prediction.

doi: 10.1103/PhysRevLett.128.202502
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2022SA23      Phys.Rev.Lett. 128, 202503 (2022)

G.H.Sargsyan, K.D.Launey, M.T.Burkey, A.T.Gallant, N.D.Scielzo, G.Savard, A.Mercenne, T.Dytrych, D.Langr, L.Varriano, B.Longfellow, T.Y.Hirsh, J.P.Draayer

Impact of Clustering on the 8Li β Decay and Recoil Form Factors

RADIOACTIVITY 8Li(β-), 8Be(2α); analyzed available data; calculated 8Be low-lying 0+ states, unprecedented constraints on recoil corrections, strong correlation between them and the 8Li ground state quadrupole moment using large-scale ab initio calculations.

doi: 10.1103/PhysRevLett.128.202503
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2021KO09      Nucl.Instrum.Methods Phys.Res. A1000, 165240 (2021)

K.Kolos, A.M.Hennessy, N.D.Scielzo, V.E.Iacob, J.C.Hardy, M.A.Stoyer, A.P.Tonchev, W.-J.Ong, M.T.Burkey, B.Champine, J.A.Clark, P.Copp, A.Gallant, E.B.Norman, R.Orford, H.I.Park, J.Rohrer, D.Santiago-Gonzalez, G.Savard, A.J.Shaka, B.S.Wang, S.Zhu

New approach to precisely measure γ-ray intensities for long-lived fission products, with results for the decay of 95Zr

RADIOACTIVITY 95Zr, 95Nb, 95Sr, 95Y(β-); measured decay products, Eγ, Iγ, Eβ, Iβ, β-γ-coin.; deduced γ-ray energies and intensities, β-branching ratios. Comparison with a Monte Carlo decay code simulations. CARIBU facility, the reactor facility at TAMU.

doi: 10.1016/j.nima.2021.165240
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2020LE06      J.Phys.(London) G47, 045113 (2020)

E.Leistenschneider, R.Klawitter, A.Lennarz, M.Alanssari, J.C.Bale, B.R.Barquest, U.Chowdhury, A.Finlay, A.T.Gallant, B.Kootte, D.Lascar, K.G.Leach, A.J.Mayer, D.Short, C.Andreoiu, G.Gwinner, M.E.Wieser, J.Dilling, A.A.Kwiatkowski

Diversifying beam species through decay and recapture ion trapping: a demonstrative experiment at TITAN-EBIT

RADIOACTIVITY 30Mg, 30Al(β-) [from U(p, X), E=480 MeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies, population and charge-state evolutions and in-trap decay at TITAN-EBIT, identification of daughter species. TRIUMF's ISOL facility, the isotope separator and accelerator (ISAC).

ATOMIC MASSES 30Mg, 30Al; measured ToF-ICR resonance frequencies; deduced atomic mass excesses. Comparison with available data.

doi: 10.1088/1361-6471/ab6ee1
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2019BU23      Hyperfine Interactions 240, 36 (2019)

M.T.Burkey, G.Savard, A.Gallant, N.D.Scielzo, J.A.Clark, T.Y.Hirsh, D.P.Burdette, E.Heckmaier, J.Klimes, K.Kolos, S.T.Marley, G.E.Morgan, R.Orford, S.Padgett, J.Pierce, R.Segel, Ku.S.Sharma, L.Varriano, B.S.Wang

Precision β - ν correlation measurements with the Beta-decay Paul Trap

RADIOACTIVITY 8Li(β-); measured decay products, Eβ, Iβ; deduced correlations. Comparison with simulations.

doi: 10.1007/s10751-019-1580-0
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2018BA08      Phys.Rev. C 97, 024312 (2018)

C.Babcock, R.Klawitter, E.Leistenschneider, D.Lascar, B.R.Barquest, A.Finlay, M.Foster, A.T.Gallant, P.Hunt, B.Kootte, Y.Lan, S.F.Paul, M.L.Phan, M.P.Reiter, B.Schultz, D.Short, C.Andreoiu, M.Brodeur, I.Dillmann, G.Gwinner, A.A.Kwiatkowski, K.G.Leach, J.Dilling

Mass measurements of neutron-rich indium isotopes toward the N=82 shell closure

ATOMIC MASSES 125,125m,126,126m,127,127m,128,128m,129,129m,130,130mIn; measured time-of-flight ion-cyclotron-resonance frequencies using TRIUMF's Ion Traps for Atomic and Nuclear science experiment (TITAN); deduced mass excesses, and energies of the isomeric states. Comparison with AME-2016 and ENSDF evaluated data. systematics of S(2n) values for N=74-82 Sb, Sn In and Cd nuclei, and those of pairing gaps for N=70-82 Sn and In nuclei.

NUCLEAR REACTIONS U(p, X)125In/125mIn/126In/126mIn/127In/127mIn/128In/128mIn/129In/129mIn/130In/130mIn, E=480 MeV; measured reaction products and time-of-flight spectra for ions at TRIUMF-ISAC facility using Ion Guide Laser Ion ISAC magnetic mass separator, radio frequency quadrupole cooler and buncher (RFQ), a helium-filled Paul trap, and electron beam ion trap (EBIT).

doi: 10.1103/PhysRevC.97.024312
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2017BR14      Phys.Rev. C 96, 034316 (2017)

M.Brodeur, A.A.Kwiatkowski, O.M.Drozdowski, C.Andreoiu, D.Burdette, A.Chaudhuri, U.Chowdhury, A.T.Gallant, A.Grossheim, G.Gwinner, H.Heggen, J.D.Holt, R.Klawitter, J.Lassen, K.G.Leach, A.Lennarz, C.Nicoloff, S.Raeder, B.E.Schultz, S.R.Stroberg, A.Teigelhofer, R.Thompson, M.Wieser, J.Dilling

Precision mass measurements of magnesium isotopes and implications for the validity of the isobaric mass multiplet equation

ATOMIC MASSES 27,28,29Mg; measured cyclotron frequencies, mass excesses using TITAN Penning trap at ISAC-TRIUMF facility; deduced S(p). Comparison with AME-2016 evaluated data, and with ab initio calculations from the valence-space in-medium similarity renormalization group. 27,28,29Mg produced in SiC(p, X), E=480 MeV reaction, followed by laser resonance ionization in a radio-frequency ion guide (IG-LIS).29Mg, 29Cl, 30Mg, 30Ar; analyzed isobaric mass multiplet equation (IMME) in the form of a cubic term. 28S, 29Cl; need to confirm mass excess of 28S and S(n) of 29Cl.

doi: 10.1103/PhysRevC.96.034316
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2017CR03      Phys.Rev. C 95, 064317 (2017)

H.L.Crawford, A.O.Macchiavelli, P.Fallon, M.Albers, V.M.Bader, D.Bazin, C.M.Campbell, R.M.Clark, M.Cromaz, J.Dilling, A.Gade, A.Gallant, J.D.Holt, R.V.F.Janssens, R.Krucken, C.Langer, T.Lauritsen, I.Y.Lee, J.Menendez, S.Noji, S.Paschalis, F.Recchia, J.Rissanen, A.Schwenk, M.Scott, J.Simonis, S.R.Stroberg, J.A.Tostevin, C.Walz, D.Weisshaar, A.Wiens, K.Wimmer, S.Zhu

Unexpected distribution of ν1f7/2 strength in 49Ca

NUCLEAR REACTIONS 9Be(48Ca, 47Ca), (50Ca, 49Ca), E not given, [secondary 48,50Ca beams from 9Be(82Se, X), E=140 MeV/nucleon primary reaction, and using A1900 fragment separator at NSCL-MSU]; measured reaction 1n-knockout products using S800 magnetic spectrograph, Eγ, Iγ, γγ-coin, γ(particle) correlated events, using GRETINA array for γ detection, σ(-1n), parallel momentum distributions. 47,49Ca; deduced levels, J, π, l-transfer, γ-ray yields by fitting the data with GEANT4 simulation, spectroscopic factors, configurations, spectroscopic strengths for the 1f7/2 neutron hole states. Comparison with shell-model calculations based on NN+3N force in ν(pf) model space, GXPF1 interaction, and NN+3N including the ν1g9/2 orbital.

doi: 10.1103/PhysRevC.95.064317
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2017GA20      Phys.Rev. C 96, 024325 (2017)

A.T.Gallant, M.Alanssari, J.C.Bale, C.Andreoiu, B.R.Barquest, U.Chowdhury, J.Even, A.Finlay, D.Frekers, G.Gwinner, R.Klawitter, B.Kootte, A.A.Kwiatkowski, D.Lascar, K.G.Leach, E.Leistenschneider, A.Lennarz, A.J.Mayer, D.Short, R.Thompson, M.Wieser, D.Lunney, J.Dilling

Mass determination near N=20 for Al and Na isotopes

ATOMIC MASSES 31,32Na, 29,34,35Al; measured cyclotron frequencies and mass excesses by time-of-flight ion-cyclotron-resonance (TOF-ICR) technique using the TITAN Penning trap mass spectrometer at ISAC-TRIUMF; deduced S(2n). Radioactive isotopes produced via the isotope separator on-line (ISOL) technique by a 480-MeV proton beam impinging on a UCx target, followed by the separation of sodium isotopes by surface ionization, and aluminum isotopes by the TRIUMF Resonant Ionization Laser Ion Source (TRILIS). Comparison with previous experimental values and mass evaluations. Systematics of S(2n) values for N=18-25 Na, Mg, and Al isotopic chains.

doi: 10.1103/PhysRevC.96.024325
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2017KU11      Phys.Rev.Lett. 118, 262502 (2017)

A.Kumar, R.Kanungo, A.Calci, P.Navratil, A.Sanetullaev, M.Alcorta, V.Bildstein, G.Christian, B.Davids, J.Dohet-Eraly, J.Fallis, A.T.Gallant, G.Hackman, B.Hadinia, G.Hupin, S.Ishimoto, R.Krucken, A.T.Laffoley, J.Lighthall, D.Miller, S.Quaglioni, J.S.Randhawa, E.T.Rand, A.Rojas, R.Roth, A.Shotter, J.Tanaka, I.Tanihata, C.Unsworth

Nuclear Force Imprints Revealed on the Elastic Scattering of Protons with 10C

NUCLEAR REACTIONS 10C(p, p), E(cm)=4.15, 4.4 eV; measured reaction products, Ep, Ip; deduced σ(θ). Comparison with ab initio no-core shell model with continuum calculations.

doi: 10.1103/PhysRevLett.118.262502
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2017LA16      Phys.Rev. C 96, 044323 (2017)

D.Lascar, R.Klawitter, C.Babcock, E.Leistenschneider, S.R.Stroberg, B.R.Barquest, A.Finlay, M.Foster, A.T.Gallant, P.Hunt, J.Kelly, B.Kootte, Y.Lan, S.F.Paul, M.L.Phan, M.P.Reiter, B.Schultz, D.Short, J.Simonis, C.Andreoiu, M.Brodeur, I.Dillmann, G.Gwinner, J.D.Holt, A.A.Kwiatkowski, K.G.Leach, J.Dilling

Precision mass measurements of 125-127Cd isotopes and isomers approaching the N=82 closed shell

ATOMIC MASSES 125,125m,126,127,127mCd, 133Cs; measured TOF ion cyclotron resonances, cyclotron frequencies using TITAN-ISOLTRAP-TRIUMF facility; deduced mass excesses. Comparison with AME-2012 evaluated data, and ab initio shell-model calculations using NUSHELLX code, and with IMSRG calculations. The Cd isotopes produced in U(p, F), E=500 MeV protons using uranium carbide target and Ion Guide Laser Ion Source (IG-LIS) at ISAC-TRIUMF facility.

doi: 10.1103/PhysRevC.96.044323
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2017RE10      Phys.Rev. C 96, 052501 (2017)

M.P.Reiter, K.G.Leach, O.M.Drozdowski, S.R.Stroberg, J.D.Holt, C.Andreoiu, C.Babcock, B.Barquest, M.Brodeur, A.Finlay, M.Foster, A.T.Gallant, G.Gwinner, R.Klawitter, B.Kootte, A.A.Kwiatkowski, Y.Lan, D.Lascar, E.Leistenschneider, A.Lennarz, S.Paul, R.Steinbrugge, R.I.Thompson, M.Wieser, J.Dilling

High-precision QEC-value measurement of the superallowed β+ emitter 22Mg and an ab initio evaluation of the A=22 isobaric triplet

ATOMIC MASSES 22Mg; measured time-of-flight quadrupole-excitation and Ramsey-excitation resonance spectra using Ion Trap for Atomic and Nuclear Science (TITAN) at TRIUMF; deduced average frequency ratios for the mass measurements. 22Mg, 22Na; deduced mass excesses and Q value for ϵ decay of 22Mg decay to 22Na. Comparison with AME-2016 and Hardy-Towner evaluations. 22Mg, 22Ne, 22Na; deduced new coefficients of the IMME by using state-of-the-art ab initio shell-model calculations of the IAS energies. Relevance to isospin-symmetry-breaking (ISB) correction in superallowed β decays.

doi: 10.1103/PhysRevC.96.052501
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2016KL04      Phys.Rev. C 93, 045807 (2016)

R.Klawitter, A.Bader, M.Brodeur, U.Chowdhury, A.Chaudhuri, J.Fallis, A.T.Gallant, A.Grossheim, A.A.Kwiatkowski, D.Lascar, K.G.Leach, A.Lennarz, T.D.Macdonald, J.Pearkes, S.Seeraji, M.C.Simon, V.V.Simon, B.E.Schultz, J.Dilling

Mass measurements of neutron-rich Rb and Sr isotopes

ATOMIC MASSES 98,99,100Rb, 98,99,100,101Sr; measured cyclotron frequency using the time-of-flight ion-cyclotron-resonance technique (TOF-ICR) using TITAN Penning-trap mass spectrometer at ISAC-TRIUMF; deduced mass excesses. Comparison with previous measurements and AME-2012 evaluation. Rb and Sr ions produced in U(p, F), E=480 MeV reaction and separated by a dipole magnet.

doi: 10.1103/PhysRevC.93.045807
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2016SA13      Phys.Lett. B 755, 481 (2016)

A.Sanetullaev, R.Kanungo, J.Tanaka, M.Alcorta, C.Andreoiu, P.Bender, A.A.Chen, G.Christian, B.Davids, J.Fallis, J.P.Fortin, N.Galinski, A.T.Gallant, P.E.Garrett, G.Hackman, B.Hadinia, S.Ishimoto, M.Keefe, R.Krucken, J.Lighthall, E.McNeice, D.Miller, J.Purcell, J.S.Randhawa, T.Roger, A.Rojas, H.Savajols, A.Shotter, I.Tanihata, I.J.Thompson, C.Unsworth, P.Voss, Z.Wang

Investigation of the role of 10Li resonances in the halo structure of 11Li(p, d)10Li through the transfer reaction

NUCLEAR REACTIONS 1H(11Li, d), (11Li, p), E=5.7 MeV/nucleon; measured reaction products; deduced resonance parameters, spectroscopic factor, σ(θ). DWBA analysis.

doi: 10.1016/j.physletb.2016.02.060
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2217. Data from this article have been entered in the XUNDL database. For more information, click here.


2015CH58      Phys.Rev. C 92, 045803 (2015)

U.Chowdhury, K.G.Leach, C.Andreoiu, A.Bader, M.Brodeur, A.Chaudhuri, A.T.Gallant, A.Grossheim, G.Gwinner, R.Klawitter, A.A.Kwiatkowski, A.Lennarz, T.D.Macdonald, J.Pearkes, B.E.Schultz, J.Dilling

First direct mass measurement of the neutron-deficient nucleus 24Al

ATOMIC MASSES 24Al; measured time-of-flight quadrupole excitation resonance spectrum for 24Al ions, mass excess using TITAN Penning-Trap mass spectrometer and Ion-Guide Laser Ion Source (IG-LIS) at TRIUMF; deduced S(p). Comparison with other data and with AME-2012.

NUCLEAR REACTIONS 23Mg(p, γ)24Al; measured reaction resonance energy of astrophysical interest. Comparison with data from DRAGON at TRIUMF.

doi: 10.1103/PhysRevC.92.045803
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2015KA15      Phys.Rev.Lett. 114, 192502 (2015)

R.Kanungo, A.Sanetullaev, J.Tanaka, S.Ishimoto, G.Hagen, T.Myo, T.Suzuki, C.Andreoiu, P.Bender, A.A.Chen, B.Davids, J.Fallis, J.P.Fortin, N.Galinski, A.T.Gallant, P.E.Garrett, G.Hackman, B.Hadinia, G.Jansen, M.Keefe, R.Krucken, J.Lighthall, E.McNeice, D.Miller, T.Otsuka, J.Purcell, J.S.Randhawa, T.Roger, A.Rojas, H.Savajols, A.Shotter, I.Tanihata, I.J.Thompson, C.Unsworth, P.Voss, Z.Wang

Evidence of Soft Dipole Resonance in 11Li with Isoscalar Character

NUCLEAR REACTIONS 2H(11Li, X)7Li/8Li/9Li/10Li/11Li, E=5.5 MeV/nucleon; measured reaction products. 11Li; deduced yields, σ(θ), excitation energy, soft dipole resonance. Comparison with ab initio calculations in the coupled cluster framework.

doi: 10.1103/PhysRevLett.114.192502
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2166. Data from this article have been entered in the XUNDL database. For more information, click here.


2015KW01      Phys.Rev. C 92, 061301 (2015)

A.A.Kwiatkowski, C.Andreoiu, J.C.Bale, A.Chaudhuri, U.Chowdhury, S.Malbrunot-Ettenauer, A.T.Gallant, A.Grossheim, G.Gwinner, A.Lennarz, T.D.Macdonald, T.J.M.Rauch, B.E.Schultz, S.Seeraji, M.C.Simon, V.V.Simon, D.Lunney, A.Poves, J.Dilling

Observation of a crossover of S2n in the island of inversion from precision mass spectrometry

ATOMIC MASSES 27,29,30,31,32,33,34Al; measured TOF-ICR resonance, mass excess using Ion Trap for Atomic and Nuclear science (TITAN) Penning-trap facility at TRIUMF. Comparison with AME-2012, and previous experimental values. Systematics of S(2n) values for 28,29,30,31,32,33,34,35,36,37Mg, 29,30,31,32,33,34,35,36,37,38Al, comparison of experimental and theoretical values; deduced crossover at N=21 in the island of inversion. Large-scale shell-model calculations.

doi: 10.1103/PhysRevC.92.061301
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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
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2014GA20      Phys.Rev.Lett. 113, 082501 (2014)

A.T.Gallant, M.Brodeur, C.Andreoiu, A.Bader, A.Chaudhuri, U.Chowdhury, A.Grossheim, R.Klawitter, A.A.Kwiatkowski, K.G.Leach, A.Lennarz, T.D.Macdonald, B.E.Schultz, J.Lassen, H.Heggen, S.Raeder, A.Teigelhofer, B.A.Brown, A.Magilligan, J.D.Holt, J.Menendez, J.Simonis, A.Schwenk, J.Dilling

Breakdown of the Isobaric Multiplet Mass Equation for the A=20 and 21 Multiplets

ATOMIC MASSES 20,21Mg; measured time-of-flight ion cyclotron resonance; deduced masses. Comparison with shell model calculations, AME2012 mass evaluation.

doi: 10.1103/PhysRevLett.113.082501
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2014KW01      Hyperfine Interactions 225, 143 (2014)

A.A.Kwiatkowski, C.Andreoiu, J.C.Bale, T.Brunner, A.Chaudhuri, U.Chowdhury, P.Delheij, S.Ettenauer, D.Frekers, A.T.Gallant, A.Grossheim, G.Gwinner, F.Jang, A.Lennarz, T.Ma, E.Mane, M.R.Pearson, B.E.Schultz, M.C.Simon, V.V.Simon, J.Dilling

TITAN: An ion trap facility for on-line mass measurement experiments

doi: 10.1007/s10751-013-0892-8
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2014KW04      Phys.Rev. C 89, 045502 (2014)

A.A.Kwiatkowski, T.Brunner, J.D.Holt, A.Chaudhuri, U.Chowdhury, M.Eibach, J.Engel, A.T.Gallant, A.Grossheim, M.Horoi, A.Lennarz, T.D.Macdonald, M.R.Pearson, B.E.Schultz, M.C.Simon, R.A.Senkov, V.V.Simon, K.Zuber, J.Dilling

New determination of double-β-decay properties on 48Ca High-precision Qββ-value measurement and improved nuclear matrix element calculations

ATOMIC MASSES 48Ca, 48Ti; measured cyclotron-frequencies, resonances using TITAN system consisting of radio frequency quadrupole (RFQ) beam cooler and buncher, an electron beam ion trap (EBIT), and a Penning trap (MPET) at ISAC-TRIUMF facility; deduced Q value for double β decay of 48Ti. Comparison with previous measurements and atomic mass evaluations (AME-2003 and AME-2012).

RADIOACTIVITY 48Ca(2β-); measured precise Q-value using TITAN system at ISAC-TRIUMF facility; calculated ββ nuclear matrix element by including effects of levels outside the valence space in a shell-model; discussed case for a new experiment on double-beta decay of 48Ca.

doi: 10.1103/PhysRevC.89.045502
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2014LE02      Hyperfine Interactions 225, 157 (2014)

A.Lennarz, T.Brunner, C.Andreoiu, A.Chaudhuri, U.Chowdhury, P.Delheij, J.Dilling, S.Ettenauer, D.Frekers, A.T.Gallant, A.Grossheim, F.Jang, A.A.Kwiatkowski, T.Ma, E.Mane, M.R.Pearson, B.E.Schultz, M.C.Simon, V.V.Simon

Electron-capture branching ratio measurements of odd-odd intermediate nuclei in double-beta decay at the TITAN facility

RADIOACTIVITY 116In(β-), (EC); measured decay products, Eγ, Iγ, X-rays; deduced isomers, energy levels, J, π. Comparison with available data.

doi: 10.1007/s10751-013-0893-7
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2014LE20      Phys.Rev.Lett. 113, 082502 (2014)

A.Lennarz, A.Grossheim, K.G.Leach, M.Alanssari, T.Brunner, A.Chaudhuri, U.Chowdhury, J.R.C.Lopez-Urrutia, A.T.Gallant, M.Holl, A.A.Kwiatkowski, J.Lassen, T.D.Macdonald, B.E.Schultz, S.Seeraji, M.C.Simon, C.Andreoiu, J.Dilling, D.Frekers

In-Trap Spectroscopy of Charge-Bred Radioactive Ions

RADIOACTIVITY 124In(β-), 124Cs(EC); measured decay products, Eγ, Iγ, X-rays; deduced isomer yields, T1/2, γ-ray energies, branching ratios. Electron-beam ion trap of the TITAN facility at TRIUMF.

doi: 10.1103/PhysRevLett.113.082502
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2014MA21      Phys.Rev. C 89, 044318 (2014)

T.D.Macdonald, B.E.Schultz, J.C.Bale, A.Chaudhuri, U.Chowdhury, D.Frekers, A.T.Gallant, A.Grossheim, A.A.Kwiatkowski, A.Lennarz, M.C.Simon, V.V.Simon, J.Dilling

Precision Penning-trap measurement to investigate the role of the51Cr (e-, νe) 51V Q value in the gallium anomaly

ATOMIC MASSES 51Cr, 51V; measured cyclotron-frequencies, TOF-ICR resonances using TITAN system consisting of radio frequency quadrupole (RFQ) beam cooler and buncher, an electron beam ion trap (EBIT), and a Penning trap (MPET) at ISAC-TRIUMF facility; deduced Q value for EC decay of 51Cr. Comparison with AME-2012 evaluation. Relevance to solar neutrino experiments SAGE and GALLEX.

RADIOACTIVITY 51Cr(EC); measured precise Q(EC) value using TITAN system for precise mass measurements at ISAC-TRIUMF facility.

doi: 10.1103/PhysRevC.89.044318
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2014SC09      Phys.Rev. C 90, 012501 (2014)

B.E.Schultz, M.Brodeur, C.Andreoiu, A.Bader, A.Chaudhuri, U.Chowdhury, A.T.Gallant, A.Grossheim, R.Klawitter, A.A.Kwiatkowski, K.G.Leach, A.Lennarz, T.D.Macdonald, J.Lassen, H.Heggen, S.Raeder, A.Teigelhofer, J.Dilling

Precision QEC-value measurement of 23Mg for testing the Cabibbo-Kobayashi-Maskawa matrix unitarity

ATOMIC MASSES 23Mg; measured quadrupole and Ramsey resonances, frequency ratios of 23Mg+ to 23Na+ using TITAN Penning-trap mass spectrometer at ISAC-TRIUMF facility; deduced Q value for 23Mg decay. Comparison with AME-2012.

RADIOACTIVITY 23Mg(EC)[from Si(p, X), E=480 MeV]; measured precise mass; deduced Q value, statistical rate function, ft value of mirror β transition. Comparison of Q value with AME-2012 evaluation. Test of the Cabibbo-Kobayashi-Maskawa matrix unitarity.

doi: 10.1103/PhysRevC.90.012501
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2013AL09      Phys.Lett. B 721, 224 (2013)

H.Al Falou, R.Kanungo, C.Andreoiu, D.S.Cross, B.Davids, M.Djongolov, A.T.Gallant, N.Galinski, D.Howell, R.Kshetri, D.Niamir, J.N.Orce, A.C.Shotter, S.Sjue, I.Tanihata, I.J.Thompson, S.Triambak, M.Uchida, P.Walden, R.B.Wiringa

Inelastic scattering of 9Li and excitation mechanism of its first excited state

NUCLEAR REACTIONS C, 2H(9Li, 8Li), (9Li, X), (9Li, 9Li), E=5 MeV/nucleon; measured reaction products. 9Li; deduced σ(θ), quadrupole deformation parameter, B(E2). DWUCK4, FRESCO calculations, comparison with available data.

doi: 10.1016/j.physletb.2013.03.018
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2022. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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2013CH49      Phys.Rev. C 88, 054317 (2013)

A.Chaudhuri, C.Andreoiu, T.Brunner, U.Chowdhury, S.Ettenauer, A.T.Gallant, G.Gwinner, A.A.Kwiatkowski, A.Lennarz, D.Lunney, T.D.Macdonald, B.E.Schultz, M.C.Simon, V.V.Simon, J.Dilling

Evidence for the extinction of the N=20 neutron-shell closure for 32Mg from direct mass measurements

ATOMIC MASSES 29,30,31Na, 30,31,32,33,34Mg; measured Time-of-flight (TOF) ion-cyclotron resonances using TITAN Penning trap at ISAC-TRIUMF with respect to 16O and 39K references. Comparison with previous experimental data and with AME evaluations. Systematics of S(2n) values for N=18-24 Na and Mg isotopes; and experimental and theoretical neutron shell gap N=20, Z=10-22 nuclei. Discussed magicity of N=20 shell closure.

doi: 10.1103/PhysRevC.88.054317
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2013FR13      Phys.Lett. B 722, 233 (2013)

D.Frekers, M.C.Simon, C.Andreoiu, J.C.Bale, M.Brodeur, T.Brunner, A.Chaudhuri, U.Chowdhury, J.R.C.Lopez-Urrutia, P.Delheij, H.Ejiri, S.Ettenauer, A.T.Gallant, V.Gavrin, A.Grossheim, M.N.Harakeh, F.Jang, A.A.Kwiatkowski, J.Lassen, A.Lennarz, M.Luichtl, T.Ma, T.D.Macdonald, E.Mane, D.Robertson, B.E.Schultz, V.V.Simon, A.Teigelhofer, J.Dilling

Penning-trap Q-value determination of the 71Ga(ν, e-)71Ge reaction using threshold charge breeding of on-line produced isotopes

ATOMIC MASSES 71Ga, 71Ge; measured TOF, TOF-ICR, ion cyclotron resonance spectra; deduced Q-value and its uncertainty. TITAN Penning trap at ISAC/TRIUMF, comparison with AME data.

doi: 10.1016/j.physletb.2013.04.019
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2013KW01      Ann.Phys.(Leipzig) 525, 529 (2013)

A.A.Kwiatkowski, A.Chaudhuri, U.Chowdhury, A.T.Gallant, T.D.Macdonald, B.E.Schultz, M.C.Simon, J.Dilling

Mass measurements of singly and highly charged radioactive ions at TITAN: A new QEC-value measurement of 10C

NUCLEAR REACTIONS Ni, O(p, X)10C/10B, E=500 MeV; measured reaction products; deduced yields.

ATOMIC MASSES 10C, 10B, 74Rb; measured cyclotron frequency ratio; deduced Q-value. Comparison with available data.

doi: 10.1002/andp.201300039
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2012GA15      Phys.Rev. C 85, 044311 (2012)

A.T.Gallant, M.Brodeur, T.Brunner, U.Chowdhury, S.Ettenauer, V.V.Simon, E.Mane, M.C.Simon, C.Andreoiu, P.Delheij, G.Gwinner, M.R.Pearson, R.Ringle, J.Dilling

Highly charged ions in Penning traps: A new tool for resolving low-lying isomeric states

ATOMIC MASSES 78,78mRb; measured time-of-flight spectra, frequency ratios relative to 85Rb using TRIUMF-TITAN facility; deduced mass excess of ground state and isomer in 78Rb. Comparison with AME-2003 and ENSDF.

doi: 10.1103/PhysRevC.85.044311
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2012GA29      Phys.Rev.Lett. 109, 032506 (2012)

A.T.Gallant, J.C.Bale, T.Brunner, U.Chowdhury, S.Ettenauer, A.Lennarz, D.Robertson, V.V.Simon, A.Chaudhuri, J.D.Holt, A.A.Kwiatkowski, E.Mane, J.Menendez, B.E.Schultz, M.C.Simon, C.Andreoiu, P.Delheij, M.R.Pearson, H.Savajols, A.Schwenk, J.Dilling

New Precision Mass Measurements of Neutron-Rich Calcium and Potassium Isotopes and Three-Nucleon Forces

ATOMIC MASSES 51,52Ca, 51K; measured TOF-ICR resonances, average frequency ratios; deduced masses. Comparison with available data. TRIUMF TITAN trap, comparison with available data, KB3G and GXPF1A effective interactions.

doi: 10.1103/PhysRevLett.109.032506
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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
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2012SI10      Phys.Rev. C 85, 064308 (2012)

V.V.Simon, T.Brunner, U.Chowdhury, B.Eberhardt, S.Ettenauer, A.T.Gallant, E.Mane, M.C.Simon, P.Delheij, M.R.Pearson, G.Audi, G.Gwinner, D.Lunney, H.Schatz, J.Dilling

Penning-trap mass spectrometry of highly charged, neutron-rich Rb and Sr isotopes in the vicinity of A ≈ 100

ATOMIC MASSES 94,97,98Rb, 94,97,98,99Sr; measured time-of-flight and cyclotron frequencies using (TOF-ICR) method with the Penning-trap mass spectrometer TITAN at TRIUMF-ISAC facility; deduced mass excesses. Frequencies ratios measured with reference to 85Rb. Z=36-44, N=55-65; systematics of S(2n) values. Calculated r process abundances as a function of mass number. Discussed astrophysical implications. Comparisons with previous measurements and AME-2003 evaluation.

doi: 10.1103/PhysRevC.85.064308
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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
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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
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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
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2010KA03      Phys.Lett. B 682, 391 (2010)

R.Kanungo, A.T.Gallant, M.Uchida, C.Andreoiu, R.A.E.Austin, D.Bandyopadhyay, G.C.Ball, J.A.Becker, A.J.Boston, H.C.Boston, B.A.Brown, L.Buchmann, S.J.Colosimo, R.M.Clark, D.Cline, D.S.Cross, H.Dare, B.Davids, T.E.Drake, M.Djongolov, P.Finlay, N.Galinski, P.E.Garrett, A.B.Garnsworthy, K.L.Green, S.Grist, G.Hackman, L.J.Harkness, A.B.Hayes, D.Howell, A.M.Hurst, H.B.Jeppesen, K.G.Leach, A.O.Macchiavelli, D.Oxley, C.J.Pearson, B.Pietras, A.A.Phillips, S.V.Rigby, C.Ruiz, G.Ruprecht, F.Sarazin, M.A.Schumaker, A.C.Shotter, C.S.Sumitharachchi, C.E.Svensson, I.Tanihata, S.Triambak, C.Unsworth, S.J.Williams, P.Walden, J.Wong, C.Y.Wu

Structure of states in 12Be via the 11Be(d, p) reaction

NUCLEAR REACTIONS 2H(11Be, p), E=5 MeV/nucleon; measured proton spectra, recoiling and product nucleus spectra, p(nucleus)-coin; deduced σ(θ), Q-value spectra, peak widths. 12Be; deduced energy levels, J, π, spectroscopic factors using DWBA analysis.

doi: 10.1016/j.physletb.2009.11.025
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1786. Data from this article have been entered in the XUNDL database. For more information, click here.


2009RO04      Phys.Rev. C 79, 031603 (2009)

T.Roger, H.Savajols, I.Tanihata, W.Mittig, M.Alcorta, D.Bandyopadhyay, R.Bieri, L.Buchmann, M.Caamano, B.Davids, N.Galinski, A.Gallant, D.Howell, R.Kanungo, W.Mills, S.Mythili, M.Notani, R.Openshaw, E.Padilla-Rodal, P.Roussel-Chomaz, G.Ruprecht, G.Savard, G.Sheffer, A.C.Shotter, M.Trinczek, P.Walden

Mass of 11Li from the 1H(11Li, 9Li)3H reaction

NUCLEAR REACTIONS 1H(11Li, 9Li), E=5 MeV/nucleon; measured reaction Q-value using angle-angle kinematical correlations of reaction products and by energy correlations between 9Li recoils and outgoing tritons.

ATOMIC MASSES 11Li; deduced mass and S(2n) from measured Q-value for 1H(11Li, 9Li) reaction.

doi: 10.1103/PhysRevC.79.031603
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2009SC23      Phys.Rev. C 80, 044325 (2009); Erratum Phys.Rev. C 82, 069902 (2010)

M.A.Schumaker, D.Cline, G.Hackman, C.J.Pearson, C.E.Svensson, C.Y.Wu, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, L.Buchmann, R.Churchman, F.Cifarelli, R.J.Cooper, D.S.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, A.T.Gallant, P.E.Garrett, K.L.Green, A.N.Grint, G.F.Grinyer, L.J.Harkness, A.B.Hayes, R.Kanungo, A.F.Lisetskiy, K.G.Leach, G.Lee, R.Maharaj, J.-P.Martin, F.Moisan, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, J.N.Orce, E.Padilla-Rodal, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, F.Sarazin, D.P.Scraggs, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong

Coulomb excitation of the proton-dripline nucleus 20Na

NUCLEAR REACTIONS Ti(20Na, 20Na'), E=1.7 MeV/nucleon; measured particle spectra, Eα, Eγ, Iγ, γγ-, (particle)γ-coin, angular correlations and γ-ray yield. 20Na, 48Ti; deduced levels, J, π, mixing ratios, transition matrix elements, B(M1), B(E2), and static electric quadrupole moments. Tigress and Bambino arrays at TRIUMF-ISAC facility. GOSIA analysis of Coulomb excitation data. Comparisons with shell-model calculations using the USD, USDB and p-sd effective interactions employing OXBASH shell-model code, and with results for 20F mirror nucleus.

NUCLEAR MOMENTS 20Na, 48Ti; deduced static electric quadrupole moments from Coulomb excitation experiment.

doi: 10.1103/PhysRevC.80.044325
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2009SC28      Eur.Phys.J. A 42, 477 (2009)

M.A.Schumaker, D.Cline, G.Hackman, C.Pearson, C.E.Svensson, C.Y.Wu, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, L.Buchmann, R.Churchman, F.Cifarelli, R.J.Cooper, D.S.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, A.T.Gallant, P.E.Garrett, K.L.Green, A.N.Grint, G.F.Grinyer, L.J.Harkness, A.B.Hayes, R.Kanungo, A.F.Lisetskiy, K.G.Leach, G.Lee, R.Maharaj, J-P.Martin, F.Moisan, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, J.N.Orce, E.Padilla-Rodal, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, F.Sarazin, D.P.Scraggs, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong

Coulomb excitation of radioactive 20, 21Na

NUCLEAR REACTIONS Ti(20Na, 20Na'), (21Na, 21Na'), E=1.7 MeV/nucleon; 20,21Na, 48Ti; measured Eγ, Iγ, γγ-, (particle)γ-coin, angular correlations and γ-ray yield; deduced B(E2), levels, J, π, mixing ratios, transition matrix elements. Tigress and Bambino arrays at TRIUMF-ISAC facility. GOSIA analysis of Coulomb excitation data. Comparisons with shell-model calculations using the USD, USDB and p-sd effective interactions employing OXBASH shell-model code.

doi: 10.1140/epja/i2009-10816-4
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2008SC18      Phys.Rev. C 78, 044321 (2008)

M.A.Schumaker, D.Cline, G.Hackman, A.C.Morton, C.J.Pearson, C.E.Svensson, C.Y.Wu, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, L.Buchmann, R.Churchman, F.Cifarelli, R.J.Cooper, D.S.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, A.T.Gallant, P.E.Garrett, K.L.Green, A.N.Grint, G.F.Grinyer, L.J.Harkness, A.B.Hayes, R.Kanungo, K.G.Leach, G.Lee, R.Maharaj, J.-P.Martin, F.Moisan, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, J.N.Orce, E.Padilla-Rodal, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, F.Sarazin, D.P.Scraggs, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong

Coulomb excitation of radioactive 21Na and its stable mirror 21Ne

NUCLEAR REACTIONS Ti(21Na, 21Na), (21Ne, 21Ne'γ), E=1.7 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin. 21Ne, 21Na, 42,46,48Ti; deduced levels, J, π, multipolarities, mixing ratios, B(E2). Coulomb excitation.

doi: 10.1103/PhysRevC.78.044321
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2008TA13      Phys.Rev.Lett. 100, 192502 (2008)

I.Tanihata, M.Alcorta, D.Bandyopadhyay, R.Bieri, L.Buchmann, B.Davids, N.Galinski, D.Howell, W.Mills, S.Mythili, R.Openshaw, E.Padilla-Rodal, G.Ruprecht, G.Sheffer, A.C.Shotter, M.Trinczek, P.Walden, H.Savajols, T.Roger, M.Caamano, W.Mittig, P.Roussel-Chomaz, R.Kanungo, A.Gallant, M.Notani, G.Savard, I.J.Thompson

Measurement of the Two-Halo Neutron Transfer Reaction 1H(11Li, 9Li)3H at 3 A MeV

NUCLEAR REACTIONS 1H(11Li, 9Li)3H, E=3 MeV/nucleon; measured σ(θ), proton-Li-coin using gas-Si-CsI target-detection system (MAYA active target); deduced spectroscopic factors. Comparison with Optical Model calculations.

doi: 10.1103/PhysRevLett.100.192502
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2007BA49      Nucl.Phys. A787, 118c (2007)

G.C.Ball, A.Andreyev, R.A.E.Austin, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, A.Chen, R.Churchman, F.Cifarelli, D.Cline, R.J.Cooper, D.S.Cross, D.Dashdorj, G.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, F.Gagon-Moisan, A.T.Gallant, P.E.Garrett, K.L.Green, A.N.Grint, G.Hackman, L.J.Harkness, A.B.Hayes, R.Kanungo, K.G.Leach, G.Lee, R.Maharaj, J.-P.Martin, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, E.Padilla-Rodal, C.J.Pearson, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, H.Savajols, F.Sarazin, M.A.Schumaker, D.P.Scraggs, C.E.Svensson, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong, C.Y.Wu

TRIUMF-ISAC Gamma-Ray Escape-Suppressed Spectrometer (TIGRESS): a versatile tool for radioactive beam physics

NUCLEAR REACTIONS Ti(21Ne, X), (20Na, X), (21Na, X), E=1.7 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, DSA.

doi: 10.1016/j.nuclphysa.2006.12.022
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2007GA26      Acta Phys.Pol. B38, 1169 (2007)

P.E.Garrett, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, R.S.Chakrawarthy, D.Cline, R.J.Cooper, R.Churchman, D.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, F.Gagon-Miosan, A.T.Gallant, K.L.Green, A.N.Grint, G.F.Grinyer, G.Hackman, L.J.Harkness, A.B.Hayes, R.Kanungo, W.D.Kulp, K.G.Leach, G.Lee, J.R.Leslie, J.-P.Martin, C.Mattoon, W.J.Mills, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, E.Padilla-Rodal, C.J.Pearson, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, H.Savajols, F.Sarazin, M.A.Schumaker, D.P.Scraggs, H.C.Scraggs, M.D.Strange, C.E.Svensson, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong, J.L.Wood, C.Y.Wu, E.F.Zganjar

Nuclear Structure Research at TRIUMF

NUCLEAR REACTIONS Ti(20Na, 20Na'), (21Na, 21Na'), E=1.7 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation; deduced levels energies, σ, B(E2).

RADIOACTIVITY 160Yb, 160Tm(EC); measured Eγ, Iγ, eγ-coinc. Deduced levels, J, π.


2007GA30      Nucl.Instrum.Methods Phys.Res. B261, 1084 (2007)

P.E.Garrett, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, R.S.Chakrawarthy, R.Churchman, D.Cline, R.J.Cooper, D.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.Drake, P.Finlay, K.Gagnon, A.T.Gallant, K.L.Green, A.N.Grint, G.F.Grinyer, G.Hackman, L.J.Harkness, A.B.Hayes, R.Kanungo, W.D.Kulp, K.G.Leach, G.Lee, J.R.Leslie, R.Maharaj, J.-P.Martin, C.Mattoon, W.J.Mills, A.C.Morton, L.Nelson, O.Newman, P.J.Nolan, E.Padilla-Rodal, C.J.Pearson, A.A.Phillips, M.Porter-Peden, J.J.Ressler, C.Ruiz, F.Sarazin, M.A.Schumaker, D.P.Scraggs, M.D.Strange, M.Subramanian, C.E.Svensson, J.C.Waddington, J.Wan, A.Whitbeck, S.J.Williams, J.L.Wood, J.C.Wong, C.Y.Wu, E.F.Zganjar

The TRIUMF nuclear structure program and TIGRESS

doi: 10.1016/j.nimb.2007.04.258
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Note: The following list of authors and aliases matches the search parameter A.Gallant: , A.T.GALLANT