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NSR database version of April 11, 2024.

Search: Author = R.G.Robertson

Found 61 matches.

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2024AS04      Phys.Rev. C 109, 035503 (2024)

A.Ashtari Esfahani, S.Boser, N.Buzinsky, M.C.Carmona-Benitez, C.Claessens, L.de Viveiros, P.J.Doe, M.Fertl, J.A.Formaggio, J.K.Gaison, L.Gladstone, M.Guigue, J.Hartse, K.M.Heeger, X.Huyan, A.M.Jones, K.Kazkaz, B.H.LaRoque, M.Li, A.Lindman, E.Machado, A.Marsteller, C.Matthe, R.Mohiuddin, B.Monreal, R.Mueller, J.A.Nikkel, E.Novitski, N.S.Oblath, J.I.Pena, W.Pettus, R.Reimann, R.G.H.Robertson, D.Rosa De Jesus, G.Rybka, L.Saldana, M.Schram, P.L.Slocum, J.Stachurska, Y.-H.Sun, P.T.Surukuchi, J.R.Tedeschi, A.B.Telles, F.Thomas, M.Thomas, L.A.Thorne, T.Thummler, L.Tvrznikova, W.Van De Pontseele, B.A.VanDevender, J.Weintroub, T.E.Weiss, T.Wendler, A.Young, E.Zayas, A.Ziegler

Cyclotron radiation emission spectroscopy of electrons from tritium β decay and 83mKr internal conversion

doi: 10.1103/PhysRevC.109.035503
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2023BY02      Phys.Rev.Lett. 131, 082502 (2023)

W.Byron, H.Harrington, R.J.Taylor, W.DeGraw, N.Buzinsky, B.Dodson, M.Fertl, A.Garcia, G.Garvey, B.Graner, M.Guigue, L.Hayen, X.Huyan, K.S.Khaw, K.Knutsen, D.McClain, D.Melconian, P.Muller, E.Novitski, N.S.Oblath, R.G.H.Robertson, G.Rybka, G.Savard, E.Smith, D.D.Stancil, M.Sternberg, D.W.Storm, H.E.Swanson, J.R.Tedeschi, B.A.VanDevender, F.E.Wietfeldt, A.R.Young, X.Zhu, for the He6-CRES Collaboration

First Observation of Cyclotron Radiation from MeV-Scale e± following Nuclear β Decay

RADIOACTIVITY 6He(β-), 19Ne(β+) [7Li(d, 3He), E=17.8 MeV; 19F(p, n), E=12 MeV]; measured decay products, Eβ, Iβ; deduced β spectra, first direct observation of cyclotron radiation from individual highly relativistic β in a waveguide. The cyclotron radiation emission spectroscopy (CRES) technique, FN-tandem accelerator at the University of Washington.

doi: 10.1103/PhysRevLett.131.082502
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2023DE11      Phys.Rev. C 107, L042501 (2023)

J.A.Detwiler, R.G.H.Robertson

Shake-up and shake-off effects in neutrinoless double-β decay

RADIOACTIVITY 76Ge, 136Xe(2β-); analyzed information on shake-up and shake-off effects in neutrinoless double-β decay; deduced the reduction of Q values due to atomic excitation in the final-state. Showed that change of Q value due to atomic effects for 0νββ-decay is negligible comparing to the resolution of current and planned experiments. of the initial and final state atoms

doi: 10.1103/PhysRevC.107.L042501
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2022BA17      Phys.Rev.Lett. 128, 232501 (2022)

V.V.Barinov, B.T.Cleveland, S.N.Danshin, H.Ejiri, S.R.Elliott, D.Frekers, V.N.Gavrin, V.V.Gorbachev, D.S.Gorbunov, W.C.Haxton, T.V.Ibragimova, I.Kim, Y.P.Kozlova, L.V.Kravchuk, V.V.Kuzminov, B.K.Lubsandorzhiev, Y.M.Malyshkin, R.Massarczyk, V.A.Matveev, I.N.Mirmov, J.S.Nico, A.L.Petelin, R.G.H.Robertson, D.Sinclair, A.A.Shikhin, V.A.Tarasov, G.V.Trubnikov, E.P.Veretenkin, J.F.Wilkerson, A.I.Zvir

Results from the Baksan Experiment on Sterile Transitions (BEST)

NUCLEAR REACTIONS 71Ga(ν, e-), E<1 MeV; measured reaction products, Eβ, Iβ; deduced the deficit of electron neutrinos observed in gallium-based radiochemical measurements with high-intensity neutrino sources, commonly referred to as the gallium anomaly. The Baksan Experiment on Sterile Transitions (BEST).

doi: 10.1103/PhysRevLett.128.232501
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2022BA21      Phys.Rev. C 105, 065502 (2022)

V.V.Barinov, S.N.Danshin, V.N.Gavrin, V.V.Gorbachev, D.S.Gorbunov, T.V.Ibragimova, Yu.P.Kozlova, L.V.Kravchuk, V.V.Kuzminov, B.K.Lubsandorzhiev, Yu.M.Malyshkin, I.N.Mirmov, A.A.Shikhin, E.P.Veretenkin, B.T.Cleveland, H.Ejiri, S.R.Elliott, I.Kim, R.Massarczyk, D.Frekers, W.C.Haxton, V.A.Matveev, G.V.Trubnikov, J.S.Nico, A.L.Petelin, V.A.Tarasov, A.I.Zvir, R.G.H.Robertson, D.Sinclair, J.F.Wilkerson

Search for electron-neutrino transitions to sterile states in the BEST experiment

NUCLEAR REACTIONS 71Ga(ν, e-), E<1 MeV; measured reaction products, Eb, Iβ; deduced 71Ge yields, deficit of electron neutrinos observed in gallium-based radiochemical measurements with high-intensity neutrino sources, commonly referred as "the gallium anomaly". The Baksan Experiment on Sterile Transitions (BEST). Neutrinos from decay of the 51Cr decay.

RADIOACTIVITY 51Cr(EC); measured Eγ, Iγ, calorimetric heat; deduced T1/2.

doi: 10.1103/PhysRevC.105.065502
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2021AS07      Phys.Rev. C 103, 065501 (2021)

A.Ashtari Esfahani, M.Betancourt, Z.Bogorad, S.Boser, N.Buzinsky, R.Cervantes, C.Claessens, L.de Viveiros, M.Fertl, J.A.Formaggio, L.Gladstone, M.Grando, M.Guigue, J.Hartse, K.M.Heeger, X.Huyan, J.Johnston, A.M.Jones, K.Kazkaz, B.H.LaRoque, A.Lindman, R.Mohiuddin, B.Monreal, J.A.Nikkel, E.Novitski, N.S.Oblath, M.Ottiger, W.Pettus, R.G.H.Robertson, G.Rybka, L.Saldana, M.Schram, V.Sibille, P.L.Slocum, Y.-H.Sun, P.T.Surukuchi, J.R.Tedeschi, A.B.Telles, M.Thomas, T.Thummler, L.Tvrznikova, B.A.VanDevender, T.E.Weiss, T.Wendler, E.Zayas, A.Ziegler

Bayesian analysis of a future β decay experiment's sensitivity to neutrino mass scale and ordering

RADIOACTIVITY 3H(β-); analyzed sensitivity to the neutrino mass scale and ordering by Bayesian approach for a planned experiment 'Project-8 Collaboration' which aims to measure the neutrino mass to a sensitivity 40 meV by analyzing a spectrum produced in β- decay of atomic tritium through the technique of Cyclotron Radiation Emission Spectroscopy (CRES) for obtaining a high-precision β- spectrum by measuring the cyclotron frequencies of electrons in a magnetic field, followed by a computation of corresponding electron energies.

doi: 10.1103/PhysRevC.103.065501
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2021FO07      Phys.Rep. 914, 1 (2021)

J.A.Formaggio, A.L.C.de Gouvea, R.G.H.Robertson

Direct measurements of neutrino mass

RADIOACTIVITY 48Ca, 76Ge, 82Se, 96Zr, 100Mo, 116Cd, 130Te, 136Xe, 150Nd(2β-); analyzed available data; deduced Majorana neutrino mass limit.

doi: 10.1016/j.physrep.2021.02.002
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2020LI16      Phys.Rev.Lett. 124, 222502 (2020)

Y.-T.Lin, T.H.Burritt, C.Claessens, G.Holman, M.Kallander, E.Machado, L.I.Minter, R.Ostertag, D.S.Parno, J.Pedersen, D.A.Peterson, R.G.H.Robertson, E.B.Smith, T.D.Van Wechel, A.P.Vizcaya Hernandez, for the TRIMS Collaboration

Beta Decay of Molecular Tritium

RADIOACTIVITY 3H(β-); measured decay products, Eβ, Iβ; deduced branching ratios and uncertainties to specific ionization states.

doi: 10.1103/PhysRevLett.124.222502
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Data from this article have been entered in the XUNDL database. For more information, click here.


2020RO14      Phys.Rev. C 102, 035502 (2020)

R.G.H.Robertson, V.Venkatapathy

Shakeup and shakeoff satellite structure in the electron spectrum of 83Krm

ATOMIC PHYSICS 83mKr; calculated shakeup and shakeoff spectrum, a satellite spectrum of the K-conversion line from the decay of 83Kr isomer, Kr 1s ionization cross sections and double excitation cross sections, Levinger distributions for 1s, 2s, and 2p shakeoff, Lorentzian and Levinger distributions for the shakeup and shakeoff spectrum of the 32-keV K line, correlation matrix for the fitted spectrum parameters from experimental data and theoretical calculations. Relevance to calibration standard for planned tritium beta decay neutrino mass experiments, such as Project 8 and, possibly, KATRIN.

doi: 10.1103/PhysRevC.102.035502
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2017AS02      J.Phys.(London) G44, 054004 (2017)

A.Ashtari Esfahani, D.M.Asner, S.Boser, R.Cervantes, C.Claessens, L.de Viveiros, P.J.Doe, S.Doeleman, J.L.Fernandes, M.Fertl, E.C.Finn, J.A.Formaggio, D.Furse, M.Guigue, K.M.Heeger, A.M.Jones, K.Kazkaz, J.A.Kofron, C.Lamb, B.H.LaRoque, E.Machado, E.L.McBride, M.L.Miller, B.Monreal, P.Mohanmurthy, J.A.Nikkel, N.S.Oblath, W.C.Pettus, R.G.H.Robertson, L.J.Rosenberg, G.Rybka, D.Rysewyk, L.Saldana, P.L.Slocum, M.G.Sternberg, J.R.Tedeschi, T.Thummler, B.A.VanDevender, L.E.Vertatschitsch, M.Wachtendonk, J.Weintroub, N.L.Woods, A.Young and E.M.Zayas

Determining the neutrino mass with cyclotron radiation emission spectroscopy-Project 8

doi: 10.1088/1361-6471/aa5b4f
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2015BO02      Phys.Rev. C 91, 035505 (2015)

L.I.Bodine, D.S.Parno, R.G.H.Robertson

Assessment of molecular effects on neutrino mass measurements from tritium β decay

RADIOACTIVITY 3H(β-); analyzed and assessed molecular effects on neutrino mass measurements from β decay of tritium, schematic calculations of the recoil-fragment energy spectra following dissociation, role of molecular excitations in modifying the shape of the observed β spectrum in the vicinity of the end point. Relevance to upcoming Karlsruhe Tritium Neutrino (KATRIN) experiment of high statistical sensitivity and excellent resolution in the last 20 eV of the β spectrum.

doi: 10.1103/PhysRevC.91.035505
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2015RO03      Phys.Rev. C 91, 035504 (2015)

R.G.H.Robertson

Examination of the calorimetric spectrum to determine the neutrino mass in low-energy electron capture decay

RADIOACTIVITY 163Ho(EC); calculated atomic two-hole states in 163Dy with Carlson-Nestor photoionization model, visible (calorimetric) energy spectrum; deduced effect on neutrino mass measurement with calorimeters.

doi: 10.1103/PhysRevC.91.035504
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2011AD03      Rev.Mod.Phys. 83, 195 (2011)

E.G.Adelberger, A.Garcia, R.G.H.Robertson, K.A.Snover, A.B.Balantekin, K.Heeger, M.J.Ramsey-Musolf, A.B.Balantekin, K.Heeger, M.J.Ramsey-Musolf, D.Bemmerer, A.Junghans, D.Bemmerer, A.Junghans, C.A.Bertulani, K.-W.Chen, H.Costantini, P.Prati, M.Couder, E.Uberseder, M.Wiescher, R.Cyburt, B.Davids, S.J.Freedman, M.Gai, D.Gazit, L.Gialanella, G.Imbriani, U.Greife, M.Hass, W.C.Haxton, T.Itahashi, K.Kubodera, K.Langanke, D.Leitner, M.Leitner, P.Vetter, L.Winslow, L.E.Marcucci, T.Motobayashi, A.Mukhamedzhanov, R.E.Tribble, F.M.Nunes, T.-S.Park, R.Schiavilla, E.C.Simpson, C.Spitaleri, F.Strieder, H.-P.Trautvetter, K.Suemmerer, S.Typel

Solar fusion cross sections. II. The pp chain and CNO cycles

NUCLEAR REACTIONS 2H(p, γ), 3He(3He, 2p), (α, γ), (p, e), 7Be, 12C, 14N, 15N, 17O(p, γ), 15N, 16,17,18O(p, α), E<3 MeV; analyzed and evaluated experimental data; deduced recommended values and uncertainties.

doi: 10.1103/RevModPhys.83.195
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2007BA75      Phys.Rev. C 76, 055806 (2007)

M.K.Bacrania, N.M.Boyd, R.G.H.Robertson, D.W.Storm

Search for the second forbidden β decay of 8B to the ground state of 8Be

RADIOACTIVITY 8B(β+) [from 3He(6Li, n), E=15.5 MeV]; measured delayed α particles, branching ratio to the ground state of 8Be.

doi: 10.1103/PhysRevC.76.055806
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2005NO02      Nucl.Phys. B(Proc.Supp.) S138, 221 (2005)

M.Nomachi, P.Doe, H.Ejiri, S.R.Elliott, J.Engel, M.Finger, J.A.Formaggio, K.Fushimi, V.Gehman, A.Gorin, M.Greenfield, R.Hazama, K.Ichihara, Y.Ikegami, H.Ishii, T.Itahashi, P.Kavitov, V.Kekelidze, K.Kuroda, V.Kutsalo, I.Manouilov, K.Matsuoka, H.Nakamura, T.Ogama, A.Para, K.Rielage, A.Rjazantsev, R.G.H.Robertson, Y.Shichijo, T.Shima, Y.Shimada, G.Shirkov, A.Sissakian, Y.Sugaya, A.Titov, V.Vatulin, O.E.Vilches, V.Voronov, J.F.Wilkerson, D.I.Will, S.Yoshida

MOON (Mo Observatory Of Neutrinos) for double beta decay

doi: 10.1016/j.nuclphysbps.2004.11.053
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2004BB06      Nucl.Phys. A746, 463c (2004)

M.K.Bacrania, D.W.Storm, R.G.H.Robertson

Search for the 8B(2+) → 8Be(0+) ground-state transition

RADIOACTIVITY 8B(β+) [from 6Li(3He, n)]; measured β-delayed Eα, βγ-coin; deduced upper limit for ground-state transition branching ratio.

doi: 10.1016/j.nuclphysa.2004.09.073
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2004ST01      Phys.Rev. C 69, 015801 (2004)

L.C.Stonehill, J.A.Formaggio, R.G.H.Robertson

Solar neutrinos from CNO electron capture

NUCLEAR REACTIONS 13N, 15O, 17F(e, ν), E=low; calculated solar neutrino flux from electron capture.

doi: 10.1103/PhysRevC.69.015801
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2003CH10      Phys.Rev. C 67, 025801 (2003)

J.-W.Chen, K.M.Heeger, R.G.H.Robertson

Constraining the leading weak axial two-body current by recent solar neutrino flux data

doi: 10.1103/PhysRevC.67.025801
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2003DO13      Nucl.Phys. A721, 517c (2003)

P.Doe, H.Ejiri, S.R.Elliott, J.Engel, M.Finger, K.Fushimi, V.Gehman, A.Gorine, M.Greenfield, R.Hazama, K.Ichihara, T.Itahashi, P.Kavitov, V.Kekelidze, K.Kuroda, V.Kutsalo, K.Matsuoka, I.Manouilov, M.Nomachi, A.Para, A.Rjazantsev, R.G.H.Robertson, Y.Shichijo, L.C.Stonehill, T.Shima, G.Shirkov, A.Sissakian, Y.Sugaya, A.Titov, V.Vatulin, V.Voronov, O.E.Vilches, J.F.Wilkerson, D.I.Will, S.Yoshida

Neutrino Studies in 100Mo and MOON - Mo Observatory of Neutrinos -

doi: 10.1016/S0375-9474(03)01113-8
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2002EJ05      Nucl.Phys. B(Proc.Supp.) S110, 375 (2002)

H.Ejiri, J.Engel, K.Fushimi, K.Hayashi, R.Hazama, T.Kishimoto, P.Krastev, N.Kudomi, K.Kume, H.Kuramoto, K.Matsuoka, R.G.H.Robertson, K.Takahisa, S.Yoshida

Double Beta Decays of 100Mo and Molybdenum Observatory of Neutrinos

RADIOACTIVITY 100Mo(2β-); measured β-spectra, 2ν-accompanied 2β-decay T1/2, 0ν-accompanied 2β-decay T1/2 lower limit.

doi: 10.1016/S0920-5632(02)01514-1
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2000EJ01      Phys.Rev.Lett. 85, 2917 (2000)

H.Ejiri, J.Engel, R.Hazama, P.Krastev, N.Kudomi, R.G.H.Robertson

Spectroscopy of Double-Beta and Inverse-Beta Decays from 100Mo for Neutrinos

RADIOACTIVITY 100Mo(2β-); calculated 0ν-, 2ν-accompanied 2β decay spectra, correlation features. Detector design, solar neutrino detection discussed.

doi: 10.1103/PhysRevLett.85.2917
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2000JO03      Nucl.Instrum.Methods Phys.Res. A440, 648 (2000)

G.L.Jones, J.M.Adams, J.M.Anaya, T.J.Bowles, T.E.Chupp, K.P.Coulter, M.S.Dewey, S.J.Freedman, B.K.Fujikawa, A.Garcia, G.L.Greene, S.-R.Hwang, L.J.Lising, H.P.Mumm, J.S.Nico, R.G.H.Robertson, T.D.Steiger, W.A.Teasdale, A.K.Thompson, E.G.Wasserman, F.E.Wietfeldt, J.F.Wilkerson

Time Reversal in Polarized Neutron Decay: The emiT experiment

RADIOACTIVITY 1n(β-); measured proton-electron correlations following polarized neutron decay.

doi: 10.1016/S0168-9002(99)01056-6
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2000LI42      Phys.Rev. C62, 055501 (2000)

L.J.Lising, S.R.Hwang, J.M.Adams, T.J.Bowles, M.C.Browne, T.E.Chupp, K.P.Coulter, M.S.Dewey, S.J.Freedman, B.K.Fujikawa, A.Garcia, G.L.Greene, G.L.Jones, H.P.Mumm, J.S.Nico, J.M.Richardson, R.G.H.Robertson, T.D.Steiger, W.A.Teasdale, A.K.Thompson, E.G.Wasserman, F.E.Wietfeldt, R.C.Welsh, J.F.Wilkerson, and the emiT Collaboration

New Limit on the D Coefficient in Polarized Neutron Decay

RADIOACTIVITY 1n(β-); measured pβ-coin following polarized neutron decay; deduced limits on time-reversal invariance coefficient.

doi: 10.1103/PhysRevC.62.055501
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2000PO21      Nucl.Instrum.Methods Phys.Res. A452, 115 (2000)

A.W.P.Poon, R.J.Komar, C.E.Waltham, M.C.Browne, R.G.H.Robertson, N.P.Kherani, H.B.Mak

A Compact 3H(p, γ)4He 19.8-MeV Gamma-Ray Source for Energy Calibration at the Sudbury Neutrino Observatory

NUCLEAR REACTIONS 3H(p, γ), (p, X), E=29 keV; measured Eγ, Iγ, neutron yields. Calibration source for neutrino observatory.

doi: 10.1016/S0168-9002(00)00424-1
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1999HA01      Phys.Rev. C59, 515 (1999)

W.C.Haxton, R.G.H.Robertson

Solar Neutrino Interactions with 18O in the SuperKamiokande Water Cerenkov Detector

doi: 10.1103/PhysRevC.59.515
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1998AD12      Rev.Mod.Phys. 70, 1265 (1998)

E.G.Adelberger, S.M.Austin, J.B.Bahcall, A.B.Balantekin, G.Bogaert, L.S.Brown, L.Buchmann, F.E.Cecil, A.E.Champagne, L.de Braeckeleer, C.A.Duba, S.R.Elliott, S.J.Freedom, M.Gai, G.Goldring, C.R.Gould, A.Gruzinov, W.C.Haxton, K.M.Heeger, E.Henley, C.W.Johnson, M.Kamionkowski, R.W.Kavanagh, S.E.Koonin, K.Kubodera, K.Langanke, T.Motobayashi, V.Pandharipande, P.Parker, R.G.H.Robertson, C.Rolfs, R.F.Sawyer, N.Shaviv, T.D.Shoppa, K.A.Snover, E.Swanson, R.E.Tribble, S.Turck-Chieze, J.F.Wilkerson

Solar Fusion Cross Sections

NUCLEAR REACTIONS 7Be, 12,13C, 15N, 16,17,18O(p, γ), 14,15N, 17,18O(p, α), 7Li(d, p), 3He(p, e+), (α, γ), (3He, 2p), 1H(p, e+), E=low; compiled, analyzed S-factor data, calculations; deduced implications for solar neutrino flux calculations.

doi: 10.1103/RevModPhys.70.1265
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1998RO33      Prog.Part.Nucl.Phys. 40, 113 (1998)

R.G.H.Robertson, for the Sudbury Neutrino Observatory Collaboration

Neutral-Current Detection via 3He(n, p)3H in the Sudbury Neutrino Observatory

NUCLEAR REACTIONS 3He(n, p), E=thermal; analyzed data; deduced neutron capture rate for solar neutrino detection.

doi: 10.1016/S0146-6410(98)00015-5
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1991RO07      Phys.Rev.Lett. 67, 957 (1991)

R.G.H.Robertson, T.J.Bowles, G.J.Stephenson, Jr., D.L.Wark, J.F.Wilkerson, D.A.Knapp

Limit on (ν-bar(e)) Mass from Observation of the β Decay of Molecular Tritium

RADIOACTIVITY 3H; measured β-decay spectrum shape; deduced electron antineutrino mass upper limit. Molecular tritium.

doi: 10.1103/PhysRevLett.67.957
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1989RE04      Phys.Rev. C40, 368 (1989)

A.Redondo, R.G.H.Robertson

Binding of Hydrogen and Helium in Silicon, the Mass Difference between 3H and 3He, and the Mass of ν(e)

RADIOACTIVITY 3H(β-); calculated chemical correction to β endpoint energy; deduced m(ν). 3H, 3He deduced mass difference.

ATOMIC MASSES 3H, 3He; calculated chemical correction to β-endpoint energy; deduced mass, m(ν).

doi: 10.1103/PhysRevC.40.368
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1989ST05      Phys.Rev. C39, 1503 (1989)

S.T.Staggs, R.G.H.Robertson, D.L.Wark, P.P.Nguyen, J.F.Wilkerson, T.J.Bowles

Energy of the 32-keV Transition of 83mKr and the Atomic Mass Difference between 3H and 3He

RADIOACTIVITY 83mKr(IT); 3H(β-); measured E(γ), I(γ). 83Kr deduced transition energy. 3H, 3He deduced atomic mass difference.

doi: 10.1103/PhysRevC.39.1503
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1988RO21      Ann.Rev.Nucl.Part.Sci. 38, 185 (1988)

R.G.H.Robertson, D.A.Knapp

Direct Measurements of Neutrino Mass

doi: 10.1146/annurev.ns.38.120188.001153
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1988WI07      Nucl.Phys. A478, 439c (1988)

J.F.Wilkerson, T.J.Bowles, D.A.Knapp, M.P.Maley, R.G.H.Robertson, D.L.Wark

Limit on ν(bar)(e) Mass from Free Molecular Tritium Beta Decay

RADIOACTIVITY 3H(β-); measured β-spectra; deduced neutrino mass upper limit. Free molecular tritium source.

doi: 10.1016/0375-9474(88)90878-0
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1987WI07      Phys.Rev.Lett. 58, 2023 (1987)

J.F.Wilkerson, T.J.Bowles, M.P.Maley, R.G.H.Robertson, J.S.Cohen, R.L.Martin, D.A.Knapp, J.A.Helffrich

Limit on (ν-bar(e)) Mass from Free-Molecular-Tritium Beta Decay

RADIOACTIVITY 3H(β-); measured molecular beta spectrum; deduced electron-antineutrino mass limit. Si detector, beta spectrometer.

doi: 10.1103/PhysRevLett.58.2023
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1984RO04      Phys.Rev. C29, 755 (1984)

R.G.H.Robertson, P.Dyer, R.C.Melin, T.J.Bowles, A.B.McDonald, G.C.Ball, W.G.Davies, E.D.Earle

Upper Limit on the Isovector Parity-Violating Decay Width of the 0+ T = 1 State of 6Li

NUCLEAR REACTIONS, ICPND 2H(α, γ), E=6.24 MeV; measured capture σ. 6Li level deduced isovector parity violating decay Γ upper limit.

doi: 10.1103/PhysRevC.29.755
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1983GA03      Phys.Rev. C27, 1353 (1983)

C.A.Gagliardi, G.T.Garvey, N.Jarmie, R.G.H.Robertson

0+ → 0- Beta Decay of 16C

RADIOACTIVITY 16C(β-), (β-n) [from 14C(t, p), E=6 MeV]; measured β(t), γ(t), βγ-coin; deduced log ft. 16N levels deduced β-branching ratio.

doi: 10.1103/PhysRevC.27.1353
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1983RO12      Phys.Rev. C28, 443 (1983)

R.G.H.Robertson, B.A.Brown

Estimate of the Parity-Violating α-Decay Width of the 0+, T = 1 State of 6Li

NUCLEAR STRUCTURE 6Li; calculated parity violating α-decay width; deduced pion exchange contribution. Shell model.

doi: 10.1103/PhysRevC.28.443
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1981MC14      Phys.Rev.Lett. 47, 1720 (1981)

A.B.McDonald, E.D.Earle, J.J.Simpson, R.G.H.Robertson, H.B.Mak

Measurement of Pair Emission from the 2.8-MeV Parity-Mixed Doublet of 21Ne

RADIOACTIVITY 21Ne [from 18O(α, n), E=4.48, 4.85, 4.95 MeV]; measured pair emission relative branching ratios. 21Ne transition deduced γ-multipolarity, δ lower limit.

doi: 10.1103/PhysRevLett.47.1720
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1981RO02      Phys.Rev. C23, 973 (1981)

R.G.H.Robertson, J.A.Nolen, Jr., T.Chapuran, R.Vodhanel

Mass of 6Li and the Excitation Energy of its 3.56-MeV State

NUCLEAR REACTIONS 6Li(γ, γ'), E=7 MeV bremsstrahlung; measured Eγ. 6Li level deduced energy. Ge(Li) detector. 6Li(p, α), E=10.5 MeV; measured Q. 6Li deduced mass excess. Magnetic spectrograph.

doi: 10.1103/PhysRevC.23.973
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1981RO12      Phys.Rev.Lett. 47, 1867 (1981); Erratum Phys.Rev.Lett. 75, 4334 (1995)

R.G.H.Robertson, P.Dyer, R.A.Warner, R.C.Melin, T.J.Bowles, A.B.McDonald, G.C.Ball, W.G.Davies, E.D.Earle

Observation of the Capture Reaction 2H(α, γ)6Li and Its Role in Production of 6Li in the Big Bang

NUCLEAR REACTIONS 2H(α, γ), E(cm)=1, 1.33, 1.63, 2.08, 2.33, 3.01 MeV; measured σ(capture) vs E; deduced 6Li production role in big bang. Recoil 6Li ion detection, magnetic analysis.

doi: 10.1103/PhysRevLett.47.1867
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1190.


1980LE18      Phys.Rev. C22, 1723 (1980)

A.G.Ledebuhr, L.H.Harwood, R.G.H.Robertson, T.J.Bowles

Test of the Isobaric Multiplet Mass Equation from β-Delayed Proton Decay of 24Si

RADIOACTIVITY 24Si [from 24Mg(3He, 3n)]; measured T1/2, β-delayed Ep. Isobaric multiplet mass equation.

doi: 10.1103/PhysRevC.22.1723
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1979FR04      Phys.Rev. C19, 1907 (1979)

S.J.Freedman, C.A.Gagliardi, M.A.Oothoudt, A.V.Nero, R.G.H.Robertson, F.J.Zutavern, E.G.Adelberger, A.B.McDonald

Decays of the Lowest T = 2 States in A = 4N Nuclei from 8Be to 44Ti

NUCLEAR REACTIONS 10Be, 14C, 18O, 26Mg, 30Si, 34S, 38Ar, 42Ca, 46Ti(p, t), E=42, 46 MeV; measured t-charged particle-coin, tnγ-coin. 8Be, 12C, 16O, 24Mg, 28Si, 32S, 36Ar, 40Ca, 44Ti deduced lowest J=0, T=2 positive parity level, systematics of isospin forbidden decay widths.

doi: 10.1103/PhysRevC.19.1907
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1979ZW01      Nucl.Phys. A315, 124 (1979)

B.Zwieglinski, W.Benenson, R.G.H.Robertson, W.R.Coker

Study of the 10Be(d, p)11Be Reaction at 25 MeV

NUCLEAR REACTIONS 10Be(d, p), E=25 MeV; measured σ(θ). 11Be levels deduced S, DWBA analysis. Comparison with shell model. Reactor-produced 10Be target.

doi: 10.1016/0375-9474(79)90637-7
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1978BE26      Phys.Rev. C17, 1939 (1978)

W.Benenson, E.Kashy, A.G.Ledebuhr, R.C.Pardo, R.G.H.Robertson, L.W.Robinson

T = 3/2 Levels in 15F and 15O

NUCLEAR REACTIONS 20Ne(3He, 8Li), E=74.5 MeV; 17O(p, t), E=45 MeV; measured σ; deduced Q. 15F deduced mass excess, levels, Γ. 15O deduced analog level, Γ, proton branching.

doi: 10.1103/PhysRevC.17.1939
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1978FR10      Phys.Rev. C17, 2071 (1978)

S.J.Freedman, C.A.Gagliardi, M.A.Oothoudt, A.V.Nero, R.G.H.Robertson, F.J.Zutavern, E.G.Adelberger, A.B.McDonald

Decays of the Lowest T = 2 State in 44Ti

NUCLEAR REACTIONS 46Ti(p, t), E=42 MeV; measured tγ-coin, tα-coin. 44Ti levels deduced Γγ/Γ, Γα/Γ.

doi: 10.1103/PhysRevC.17.2071
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1978RO01      Phys.Rev. C17, 4 (1978)

R.G.H.Robertson, E.Kashy, W.Benenson, A.Ledebuhr

Mass of 6He

NUCLEAR REACTIONS 7Li, 19F(d, 3He), E=20.8 MeV; measured σ; deduced Q. 6He deduced mass excess.

doi: 10.1103/PhysRevC.17.4
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1978RO08      Phys.Rev. C17, 1535 (1978)

R.G.H.Robertson, T.L.Khoo, G.M.Crawley, A.B.McDonald, E.G.Adelberger, S.J.Freedman

Mass of Lowest T = 2 State of 12C

NUCLEAR REACTIONS 14C(p, t), E ≈ 45 MeV; measured σ; deduced Q. 12C deduced level, T, Γ. 12C(p, t), E=45 MeV; measured σ; deduced Q. 10C deduced level.

doi: 10.1103/PhysRevC.17.1535
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1977KO14      Nucl.Phys. A286, 253 (1977)

R.Kouzes, J.Lind, W.H.Moore, R.G.H.Robertson, R.Sherr

Investigation of the (3He, 8He) Reaction on 58Ni and 64Ni

NUCLEAR REACTIONS 58,64Ni(3He, 8He), E=75.3 MeV; measured σ.

doi: 10.1016/0375-9474(77)90406-7
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1977RO05      Phys.Rev. C15, 1072 (1977)

R.G.H.Robertson, R.A.Warner, S.M.Austin

Measurement of the Internal Pair Emission Branch of the 7.654-MeV State of 12C, and the Rate of the Stellar Triple-α Reaction

NUCLEAR REACTIONS 12C(p, p'), E=10.5 MeV; measured p' pair-coin. 12C level deduced Γπ/Γ. Stellar helium burning.

doi: 10.1103/PhysRevC.15.1072
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1976KH03      Phys.Rev.Lett. 37, 823 (1976)

T.L.Khoo, F.M.Bernthal, R.G.H.Robertson, R.A.Warner

High-Spin Multiquasiparticle Yrast Traps in 176Hf

NUCLEAR REACTIONS 176Yb(α, 4nγ), E=48 MeV; measured I(ce), γγ(t), γ(t), σ(Eγ, θ). 176Hf deduced levels, K, J, π, λ, g.

doi: 10.1103/PhysRevLett.37.823
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1976RO04      Phys.Rev. C13, 1018 (1976)

R.G.H.Robertson, W.Benenson, E.Kashy, D.Mueller

Measurement of the Mass of 8C by the 14N(3He, 9Li) Reaction

NUCLEAR REACTIONS 14N(3He, 9Li), E=76 MeV; measured σ(θ), Q. 8C deduced mass excess, Γ.

doi: 10.1103/PhysRevC.13.1018
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1975KA18      Phys.Rev. C11, 1959 (1975)

E.Kashy, W.Benenson, D.Mueller, R.G.H.Robertson, D.R.Goosman

Mass of 9Li

NUCLEAR REACTIONS 10Be(d, 3He), E=23.92 MeV; measured σ(E(3He)). 9Li deduced mass excess.

doi: 10.1103/PhysRevC.11.1959
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1975RO01      Phys.Rev.Lett. 34, 33 (1975)

R.G.H.Robertson, W.S.Chien, D.R.Goosman

Complete Isobaric Quintet

NUCLEAR REACTIONS 11B(3He, 6He), E=72 MeV; measured σ(E(6He), θ); 10B(p, t), (p, 3He), E=45 MeV; measured σ(Et, θ), σ(E(3He), θ); deduced Q. 8B, 8Li, 8Be deduced T=2 levels, completed isobaric quintet.

doi: 10.1103/PhysRevLett.34.33
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1974RO16      Phys.Rev. C9, 1801 (1974)

R.G.H.Robertson, S.M.Austin

Neutron-Deficient Isotopes 64Ge and 65Ge

NUCLEAR REACTIONS 64Zn(p, nγ), E=7.8-9.5 MeV; measured σ(E, Eγ); 64Zn(3He, t), E=37.6 MeV; measured Q, σ(Et); 64Zn(3He, 2n), (3He, 3n), (3He, p2n), E=20-70 MeV; measured σ(E). 64Ga deduced levels.

RADIOACTIVITY 64,65Ge; measured T1/2, Eγ, Iγ, deduced log ft. 64,65Ga deduced levels, J, π.

doi: 10.1103/PhysRevC.9.1801
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1974RO17      Phys.Rev.Lett. 32, 1207 (1974)

R.G.H.Robertson, S.Martin, W.R.Falk, D.Ingham, A.Djaloeis

Highly Proton-Rich T(z) = -2 Nuclides: 8C and 20Mg

NUCLEAR REACTIONS C, 24Mg(α, 8He), E=156 MeV; measured Q, σ. 8C, 20Mg deduced mass excess.

doi: 10.1103/PhysRevLett.32.1207
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1973RO08      Phys.Rev. C7, 543 (1973)

R.G.H.Robertson

Proton Capture by 7Be and the Solar Neutrino Problem

NUCLEAR REACTIONS 7Be(p, γ), E < 1.5 MeV; analyzed σ(E).

doi: 10.1103/PhysRevC.7.543
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1973RO22      Phys.Rev. C8, 241 (1973)

R.G.H.Robertson, B.H.Wildenthal

Shell-Model Study of 24Ne

NUCLEAR STRUCTURE 24Mg; calculated binding energy. 24Ne; calculated levels, J, π, log ft, T1/2, B(M1), B(M2). 24Si; calculated mass log ft, T1/2.

NUCLEAR REACTIONS 20Ne(t, p); measured nothing, calculated pair transfer amplitude.

doi: 10.1103/PhysRevC.8.241
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1972RO13      Phys.Rev.Lett. 29, 130 (1972)

R.G.H.Robertson, S.M.Austin

Germanium-64

RADIOACTIVITY 64Ge[from 64Zn(3He, 3n)]; measured T1/2, Eγ, Iγ; deduced log ft. 64Ga deduced levels, J, π.

doi: 10.1103/PhysRevLett.29.130
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1971RO08      Can.J.Phys. 49, 1186 (1971)

R.G.H.Robertson, R.G.Summers-Gill

Low-Lying Levels of 58Co

NUCLEAR REACTIONS 59Co(d, t), E=15, 16.5 MeV; measured σ(Et, θ). 55Mn(α, nγ), E=10 MeV; measured Eγ, Iγ, γγ-coin, γγ-delay. 58Co deduced levels, J, π, T1/2, S, γ-branching.

doi: 10.1139/p71-143
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1971RO21      Can.J.Phys. 49, 2227 (1971)

R.G.H.Robertson, Sung Ho Choh, R.G.Summers-Gill, C.V.Stager

Spin and Magnetic Moment of 151Sm

NUCLEAR MOMENTS 151Sm; measured J, μ. EPR.

doi: 10.1139/p71-270
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1968RO08      Priv.Comm. (1968)

R.G.H.Robertson

NUCLEAR STRUCTURE 60Co; measured not abstracted; deduced nuclear properties.


1968RO16      Can.J.Phys. 46, 2499 (1968)

R.G.H.Robertson, J.C.Waddington, R.G.Summers-Gill

Hyperfine Interactions in the J = 5 States of 147Sm and 149Sm

NUCLEAR STRUCTURE 147Sm, 149Sm; measured not abstracted; deduced nuclear properties.

doi: 10.1139/p68-610
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