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Search: Author = G.T.Ewan

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1987BO21      Phys.Scr. 36, 218 (1987)

M.J.G.Borge, P.Dessagne, G.T.Ewan, P.G.Hansen, A.Huck, B.Jonson, G.Klotz, A.Knipper, S.Mattsson, G.Nyman, C.Richard-Serre, K.Riisager, G.Walter, and the ISOLDE Collaboration

Study of the Giant Gamow-Teller Resonance in Nuclear Beta Decay: The case of ³³Ar

RADIOACTIVITY ³³Ar(β⁺p) [from ⁴⁰Ca(p, 5n3p), E=600 MeV]; measured T_1/2, Eγ, Iγ, Ep, Ip, pγ-coin. ³³Cl deduced Gamow-Teller strength function, γ-transitions, γ-branching. ^32,33S deduced γ-transitions, γ-branching.

doi: 10.1088/0031-8949/36/2/005
Citations: PlumX Metrics

1987PA07      Phys.Rev. C35, 1119 (1987)

S.A.Page, H.C.Evans, G.T.Ewan, S.-P.Kwan, J.R.Leslie, J.D.MacArthur, W.McLatchie, P.Skensved, S.-S.Wang, H.-B.Mak, A.B.McDonald, C.A.Barnes, T.K.Alexander, E.T.H.Clifford

Weak Pion-Nucleon Coupling Strength: New constraint from parity mixing in ¹⁸F

NUCLEAR REACTIONS ¹⁶O(³He, p), E=4.05 MeV; measured γ CP; deduced weak pion-nucleon coupling strength. ¹⁹F levels deduced parity mixing.

doi: 10.1103/PhysRevC.35.1119
Citations: PlumX Metrics

1986BJ01      Nucl.Phys. A453, 463 (1986)

T.Bjornstad, M.J.G.Borge, J.Blomqvist, R.D.Von Dincklage, G.T.Ewan, P.Hoff, B.Jonson, K.Kawade, A.Kerek, O.Klepper, G.Lovhoiden, S.Mattsson, G.Nyman, H.L.Ravn, G.Rudstam, K.Sistemich, O.Tengblad, and the ISOLDE Collaboration

The Doubly Closed Shell Nucleus ₅₀¹³²Sn₈₂

RADIOACTIVITY ¹³²In(β^-) [from U(p, F)]; measured Eγ, Iγ, I(ce), E(n), T_1/2, γγ-, βγ-coin; deduced Qβ. ¹³²Sn deduced level scheme, B(E2), neutron separation energy, ICC. Uranium carbide target. Ge(Li), Si(Li), ³He ion chamber, plastic scintillator telescope detectors. On-line mass separation.

doi: 10.1016/0375-9474(86)90447-1
Citations: PlumX Metrics

1985BJ01      Nucl.Phys. A443, 283 (1985)

T.Bjornstad, M.J.G.Borge, P.Dessagne, R.-D.Von Dincklage, G.T.Ewan, P.G.Hansen, A.Huck, B.Jonson, G.Klotz, A.Knipper, P.O.Larsson, G.Nyman, H.L.Ravn, C.Richard-Serre, K.Riisager, D.Schardt, G.Walter, and the ISOLDE Collaboration

Study of the Giant Gamow-Teller Resonance in Nuclear β-Decay: The case of ³²Ar

RADIOACTIVITY ³²Ar(β⁺p) [from ⁴⁰Ca(p, 3p6n) reaction]; measured β-delayed E(p), I(p), E(γ), I(γ), pγ-coin; deduced axial vector strength renormalization, β-strength function. ³²Ar deduced T_1/2. ³²Cl deduced levels, proton braching ratio, Gamow-Teller strength function. CaO target, Ge, surface barrier Si, CsI detectors. On-line mass separation.

doi: 10.1016/0375-9474(85)90264-7
Citations: PlumX Metrics

1985EV03      Phys.Rev.Lett. 55, 791 (1985)

H.C.Evans, G.T.Ewan, S.-P.Kwan, J.R.Leslie, J.D.MacArthur, H.-B.Mak, W.McLatchie, S.A.Page, P.Skensved, S.-S.Wang, A.B.McDonald, C.A.Barnes, T.K.Alexander, E.T.H.Clifford

Parity Mixing of 0⁺ and 0^- Levels in ¹⁸F

NUCLEAR REACTIONS ¹⁶O(³He, p), E=4.05 MeV; measured Eγ, Iγ, γ CP; deduced weak pion-nucleon coupling constant. ¹⁸F transition deduced parity nonconserving matrix element.

doi: 10.1103/PhysRevLett.55.791
Citations: PlumX Metrics

1984CA32      Phys.Rev. C30, 1671 (1984)

F.Calaprice, G.T.Ewan, R.-D.von Dincklage, B.Jonson, O.C.Jonsson, H.L.Ravn

Alpha Decay of ¹⁹⁸Rn

NUCLEAR REACTIONS Th(p, X)¹⁹⁸Rn/¹⁹⁹Rn/^199mRn/²⁰⁰Rn, E=600 MeV; measured Rn isotope production yields, Eα; deduced evidence for ¹⁹⁸Rn. Activation technique.

RADIOACTIVITY ^{198,199,199m,200}Rn(α) [from Th(p, X), E=600 MeV]; measured α-decay rate, Eα, Iα, T_1/2. High temperature target, mass separation.

doi: 10.1103/PhysRevC.30.1671
Citations: PlumX Metrics

1984EW01      Z.Phys. A318, 309 (1984)

G.T.Ewan, P.Hoff, B.Jonson, K.-L.Kratz, P.O.Larsson, G.Nyman, H.L.Ravn, W.Ziegert

Intense Mass-Separated Beams of Halogens and Beta-Delayed Neutron Emission from Heavy Bromine Isotopes

NUCLEAR STRUCTURE ^89,90,91,92Br(β^-n) [from Th(p, X), E=600 MeV]; measured T_1/2, β-delayed En, I(n), n/β branching ratio, neutron emission probabilities.

NUCLEAR REACTIONS Th(p, X), E=600 MeV; measured production yields of Cl, Br, I, At isotopes. Activation technique, ThO₂ target.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0838.

1983LE25      Nucl.Phys. A410, 93 (1983)

R.Leavitt, H.C.Evans, G.T.Ewan, H.-B.Mak, R.E.Azuma, C.Rolfs, K.P.Jackson

Isospin Mixing in 2^- Levels in ¹⁶O

NUCLEAR REACTIONS ¹⁵N(p, α), (p, p), E=0.43, 0.9 MeV; measured σ(E, Eα, θ), σ(E, Ep, θ). ¹⁶O resonances deduced Γα, Γp. Differentially pumped enriched ¹³N gas target.

doi: 10.1016/0375-9474(83)90403-7
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetT0082.

1982BJ02      Z.Phys. A306, 95 (1982)

T.Bjornstad, J.Blomqvist, G.T.Ewan, B.Jonson, K.Kawade, A.Kerek, S.Mattsson, K.Sistemich

Excited States in the Doubly Closed Shell Nucleus ¹³²₅₀Sn₈₂

RADIOACTIVITY ¹³²In [from U(p, X), E=600 MeV]; measured γγ-coin following β-decay; deduced log ft, β-branching, T_1/2, Gamow-Teller transition. ¹³²Sn deduced levels, J, π, γ-branching, B(E2), configuration, shell closure.

1982EV01      Nucl.Instrum.Methods 192, 143 (1982)

H.C.Evans, G.T.Ewan, J.R.Leslie, J.D.MacArthur, H.-B.Mak, W.McLatchie, R.C.Turnock, M.B.Woods

A Cryopumped Transmission Gas Target for Nuclear Structure Studies

NUCLEAR REACTIONS ¹⁴N(α, α)(α, γ), E ≈ 1517.5-1535 keV; measured σ(θ, E), σ(Eγ). ¹⁶O(α, γ), E=3.020, 3.036 MeV; measured Eγ, Iγ. ²⁰Ne deduced E2 transition strength. Differentially pumped transmission gas target.

doi: 10.1016/0029-554X(82)90816-3
Citations: PlumX Metrics

1982EW01      Nucl.Phys. A380, 423 (1982)

G.T.Ewan, E.Hagberg, B.Jonson, S.Mattsson, P.Tidemand-Petersson

New Isomeric States in ²¹⁸Fr and ²¹⁴At

RADIOACTIVITY ²¹⁸Fr [from ²³⁸U(p, 15n6p), chemical mass separation]; ²¹⁴At [from ²¹⁸Fr(α-decay)]; measured Eα, Iα, T_1/2, αα-coin. ²¹⁸Fr deduced isomer decay characteristics. ²¹⁴At deduced levels, J, π, configuration. Surface barrier silicon detectors.

doi: 10.1016/0375-9474(82)90568-1
Citations: PlumX Metrics

1981EW01      Nucl.Phys. A352, 13 (1981)

G.T.Ewan, E.Hagberg, P.G.Hansen, B.Jonson, S.Mattsson, H.L.Ravn, P.Tidemand-Petersson

Beta-Decay of the T(z) = -1/2 Mirror Nucleus ⁷¹Kr

RADIOACTIVITY ⁷¹Kr [from ⁹³Nb(p, xnyp), chemical mass separation]; measured T_1/2; deduced Gamow-Teller matrix element. Plastic scintillators.

doi: 10.1016/0375-9474(81)90555-8
Citations: PlumX Metrics

1981KO11      Nucl.Phys. A360, 187 (1981)

J.Konijn, W.Van Doesburg, G.T.Ewan, T.Johansson, G.Tibell

Quadrupole Interactions in Pionic and Muonic Tantalum and Rhenium

NUCLEAR MOMENTS ¹⁸¹Ta, ^185,187Re; measured hyperfine splitting. ¹⁸¹Ta, ^185,187Re deduced quadrupole moment.

ATOMIC PHYSICS, Mesic-Atoms ¹⁸¹Ta, ¹⁸⁵Re, ¹⁸⁷Re; measured 4f → 3d, 5g → 4f pionic and 5g → 4f muonic X-rays, strong interaction shifts, widths.

doi: 10.1016/0375-9474(81)90142-1
Citations: PlumX Metrics

1980BJ01      Phys.Lett. 91B, 35 (1980)

T.Bjornstad, L.-E.De Geer, G.T.Ewan, P.G.Hansen, B.Jonson, K.Kawade, A.Kerek, W.-D.Lauppe, H.Lawin, S.Mattsson, K.Sistemich

Structure of the Levels in the Doubly Magic Nucleus ¹³²Sn

RADIOACTIVITY ^132mSn [from ²³⁵U(n, F), E=th]; ¹³²In [from U(p, X), E=600 MeV]; measured γγ-coin, Iγ, Eγ, Iβ, ICC. ¹³²Sn deduced levels, J, π, γ-branching, T_1/2, multipolarity.

doi: 10.1016/0370-2693(80)90656-5
Citations: PlumX Metrics

1980EW01      Nucl.Phys. A337, 189 (1980)

G.T.Ewan, E.Hagberg, J.C.Hardy, B.Jonson, S.Mattsson, P.Tidemand-Petersson

Beta-Delayed Proton and Alpha Emission from ³⁶K

RADIOACTIVITY ³⁶K [from ⁴⁵Sc(p, 7n3p), chem mass separation]; measured Ep, Ip, Eα, Iα. ³⁶Ar deduced levels, J, π. Surface barrier Si detectors.

doi: 10.1016/0375-9474(80)90050-0
Citations: PlumX Metrics

1980EW02      Nucl.Phys. A343, 109 (1980)

G.T.Ewan, E.Hagberg, J.C.Hardy, B.Jonson, S.Mattsson, P.Tidemand-Petersson, I.S.Towner

The Decay of ³⁵K

RADIOACTIVITY ³⁵K [from ⁴⁵Sc(p, 8n3p), chemical, mass separation]; measured Eγ, Iγ, β-delayed Ep, Ip; deduced logft. ³⁵Ar deduced levels. Ge(Li), surface barrier Si detectors.

doi: 10.1016/0375-9474(80)90643-0
Citations: PlumX Metrics

1980EW03      Z.Phys. A296, 223 (1980)

G.T.Ewan, E.Hagberg, B.Jonson, S.Mattsson, P.Tidemand-Petersson

Alpha-Decay Studies of New Neutron-Deficient Francium Isotopes and Their Daughters

RADIOACTIVITY ^201,202,203Fr, ^198,198m,199At [from U(p, X), E=660 MeV, on-line separation]; measured Eα, α-reduced widths. ^201,202,203Fr; measured T_1/2. ^198,198m,199At; measured α-branching. ²⁰²Fr deduced mass excess.

doi: 10.1007/BF01415836
Citations: PlumX Metrics

1980MA26      Nucl.Phys. A343, 79 (1980)

H.-B.Mak, G.T.Ewan, H.C.Evans, J.D.MacArthur, W.McLatchie, R.E.Azuma

The Alpha Widths of the 5603, 5605 and 5668 keV States in ¹⁸F

NUCLEAR REACTIONS ¹⁴N(α, α), E=1.5, 1.6 MeV; measured σ(θ, Eα). ¹⁸F resonances deduced Γα. R-matrix formalism. Differentially pumped natural nitrogen gas target.

doi: 10.1016/0375-9474(80)90641-7
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1279.

1979CA15      Phys.Lett. B 85, 212 (1979)

L.C.Carraz, G.T.Ewan, E.Hagberg, J.C.Hardy, B.Jonson, S.Mattsson, H.L.Ravn, P.Tidemand-Petersson, for the ISOLDE Collaboration

A precise determination of the excitation energy of the lowest T=3/2 state in ³⁵Ar

RADIOACTIVITY ³⁵K(EC), (β⁺)[from ⁴⁵Sc(p, X)]; measured Eγ, Iγ, chemical, mass separation. ³⁵Ar; deduced levels, J, π.

doi: 10.1016/0370-2693(79)90581-1
Citations: PlumX Metrics

1979EW02      Phys.Lett. 84B, 173 (1979)

G.T.Ewan, E.Hagberg, P.G.Hansen, B.Jonson, S.Mattsson, G.Nyman, E.Roeckl, D.Schardt, P.Tidemand-Petersson, The ISOLDE Collaboration

Ratios of Beta-Delayed Particle Branches and the Role of the Fluctuation Function

RADIOACTIVITY ^113,115Xe; measured ratios of delayed proton, alpha branches; deduced influence of fluctuation effect.

doi: 10.1016/0370-2693(79)90276-4
Citations: PlumX Metrics

1979KO22      Nucl.Phys. A326, 401 (1979)

J.Konijn, J.K.Panman, J.H.Koch, W.van Doesburg, G.T.Ewan, T.Johansson, G.Tibell, K.Fransson, L.Tauscher

Pionic 4f → 3d Transition in ¹⁸¹Ta, Natural Re, and ²⁰⁹Bi and the Strong Interaction Level Shift and Width of the Pionic 3d State

ATOMIC PHYSICS, Mesic-Atoms ¹⁸¹Ta, Re, ²⁰⁹Bi; measured pionic E(X-ray), I(X-ray); deduced strong interaction widths of 5g, 4f levels.

doi: 10.1016/0375-9474(79)90400-7
Citations: PlumX Metrics

1979SC22      Nucl.Phys. A326, 65 (1979)

D.Schardt, R.Kirchner, O.Klepper, W.Reisdorf, E.Roeckl, P.Tidemand-Petersson, G.T.Ewan, E.Hagberg, B.Jonson, S.Mattsson, G.Nyman

Alpha Decay Studies of Tellurium, Iodine, Xenon and Cesium Isotopes

RADIOACTIVITY ^{107,108,109,110}Te, ^{110,111,112,113}I, ^111,112,113Xe, ¹¹⁴Cs [from ⁵⁸Ni(⁵⁸Ni, xpyn)]; measured T_1/2, Eα; deduced α-branching ratios. Mass-separated samples, enriched target; surface-barrier Si detectors.

doi: 10.1016/0375-9474(79)90367-1
Citations: PlumX Metrics

1978MA30      Nucl.Phys. A304, 210 (1978)

H.-B.Mak, H.C.Evans, G.T.Ewan, J.D.Macarthur

The ¹⁸O(p, α)¹⁵N Cross Section at Low Energies

NUCLEAR REACTIONS ¹⁸O(p, α), E=240-700 keV; measured σ(E, θ); deduced S.

doi: 10.1016/0375-9474(78)90104-5
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1917.

1976MC12      Nucl.Phys. A273, 477 (1976)

A.B.McDonald, H.B.Mak, H.C.Evans, G.T.Ewan, H.B.Trautvetter

Isospin-Forbidden Particle Decays in Light Nuclei (III). Decay Widths of the Lowest T = 3/2 Level of ²¹Ne

NUCLEAR REACTIONS ¹⁷O(α, n), (α, nγ), E=1.4-2.3 MeV; measured n, γ yields. ²¹Ne deduced T=3/2 levels, Γ, Γα, Γn. Enriched target.

doi: 10.1016/0375-9474(76)90605-9
Citations: PlumX Metrics

1975MA34      Phys.Rev. C12, 1158 (1975)

H.-B.Mak, H.C.Evans, G.T.Ewan, A.B.McDonald, T.K.Alexander

Radiative Decay of the Second Excited State of ¹²C

NUCLEAR REACTIONS ¹³C(³He, α), E=4.0 MeV; measured α-¹²C coin. ¹²C level deduced Γ(rad)/Γ. Enriched target.

doi: 10.1103/PhysRevC.12.1158
Citations: PlumX Metrics

1972AL28      Can.J.Phys. 50, 2198 (1972)

T.K.Alexander, O.Hausser, A.B.McDonald, G.T.Ewan

The Lifetimes of the 3/2⁺, 975 keV Level in ²⁵Mg and the 3/2⁺, 945 keV Level in ²⁵Al

NUCLEAR REACTIONS ²H(²⁴Mg, pγ), (²⁴Mg, nγ), E=48 MeV; measured σ(Eγ, θ(γ)), recoil distance. ²⁵Mg, ²⁵Al levels deduced T_1/2.

doi: 10.1139/p72-291
Citations: PlumX Metrics

1972EW02      Proc.Roy.Soc.Edinburgh, Sect.A 70, 155 (1972)

G.T.Ewan, G.I.Andersson

Ground State Rotational Bands in ¹⁵⁸Dy, ¹⁶⁰Dy and ¹⁶²Dy

NUCLEAR REACTIONS ^156,158,160Gd(α, 2nγ), E=26 MeV; measured γγ-coin, Iγ(θ), Eγ, Iγ. ^158,160,162Dy deduced levels, J, π, γ-branching.

1972PI03      Can.J.Phys. 50, 1286 (1972)

A.A.Pilt, R.H.Spear, R.V.Elliott, D.T.Kelly, J.A.Kuehner, G.T.Ewan, C.Rolfs

Band Structure in ²¹Ne

NUCLEAR REACTIONS ¹⁸O(α, nγ), E=5.2, 6.1 MeV; measured γγ-coin, γ-linear polarization, Iγ(θ). ²¹Ne levels deduced J, π, γ-mixing, γ-branching. Ge(Li) detectors.

doi: 10.1139/p72-176
Citations: PlumX Metrics

1972RU07      Nucl.Phys. A191, 545 (1972)

N.Rud, G.T.Ewan, A.Christy, D.Ward, R.L.Graham, J.S.Geiger

Measurement of Lifetimes in ¹⁵²Sm, ¹⁵⁴Gd and ¹⁵⁶Gd by Doppler-Shift Recoil-Distance Techniques

NUCLEAR REACTIONS ¹⁵²Sm, ¹⁵⁴Gd, ¹⁵⁶Gd(³⁵Cl, ³⁵Cl'), E=100 MeV; measured recoil distance. ¹⁵²Sm, ^154,156Gd levels deduced T_1/2. Separated isotopes.

doi: 10.1016/0375-9474(72)90631-8
Citations: PlumX Metrics

1972SI06      Nucl.Phys. A185, 553 (1972)

J.J.Simpson, D.Ward, G.T.Ewan

Coulomb Excitation of the Excited 0⁺ State in ⁷⁰Ge

NUCLEAR REACTIONS ⁷⁰Ge(³⁵Cl, ³⁵Cl'), E=60-83 MeV; ⁷⁰Ge(³²S, ³²S'), E=75.7 MeV; measured σ(E;Eγ), Eγ, γ-yield ratios. ⁷⁰Ge deduced B(E2) to excited 0+ state. Enriched targets.

doi: 10.1016/0375-9474(72)90031-0
Citations: PlumX Metrics

1971AL29      Izv.Akad.Nauk SSSR, Ser.Fiz. 35, 2287 (1971); Bull.Acad.Sci.USSR, Phys.Ser. 35, 2076 (1972)

T.K.Alexander, O.Hausser, A.B.McDonald, G.T.Ewan

The Lifetime of the 3/2⁺ 975 keV Level in ²⁵Mg

NUCLEAR REACTIONS ²H(²⁴Mg, γ), E=48 MeV; measured Doppler shift attenuation. ²⁵Mg deduced T_1/2 for 975-keV level. Plunger method.

1971HA26      Nucl.Phys. A168, 17 (1971)

O.Hausser, T.K.Alexander, A.B.McDonald, G.T.Ewan, A.E.Litherland

Gamma-Decay Properties of ²⁰Ne Levels below 12 MeV

NUCLEAR REACTIONS ¹²C(¹²C, αγ), E=20-30 MeV; measured σ(Eα, Eγ, θ(γ), θ(pγ)), Doppler shift attenuation, recoil distance. ²⁰Ne deduced levels, T_1/2, γ-branching, γ-mixing. Natural target.

doi: 10.1016/0375-9474(71)90649-X
Citations: PlumX Metrics

1971MC20      Can.J.Phys. 49, 2886 (1971)

A.B.McDonald, T.K.Alexander, O.Hausser, G.T.Ewan

Lifetimes of States in ²⁹Si, ²⁷Al, and ²⁶Mg

NUCLEAR REACTIONS ¹²C(¹⁹F, npγ), E=25 MeV; ¹²C(¹⁹F, αpγ), E=25 MeV; ²⁷Al(³⁵Cl, ³⁵Cl'γ), E=67 MeV; measured recoil distance. ²⁷Al(³⁵Cl, ³⁵Cl'γ), E=67 MeV; measured Doppler shift attenuation. ²⁹Si, ²⁷Al, ²⁶Mg levels deduced T_1/2.

doi: 10.1139/p71-346
Citations: PlumX Metrics

1970BR38      Nucl.Phys. A154, 626 (1970)

R.A.Brown, K.I.Roulston, G.T.Ewan, G.I.Andersson

Study of Levels in ¹⁷⁷Lu Fed in the β-Decay of 1.9 h ¹⁷⁷Yb

RADIOACTIVITY ¹⁷⁷Yb[from ¹⁷⁶Yb(thn, γ)]; measured Eγ, Iγ, γγ-coin; deduced log ft. ¹⁷⁷Lu deduced levels, J. ¹⁷⁵Yb[from ¹⁷⁴Yb(thn, γ)]; measured Iγ.

doi: 10.1016/0375-9474(70)90132-6
Citations: PlumX Metrics

1970LI19      Can.J.Phys. 48, 2320 (1970)

A.E.Litherland, G.T.Ewan, S.T.Lam

Use of Single Planar Ge(Li) Detectors as Gamma-Ray Polarimeters

NUCLEAR REACTIONS ¹²C, ²⁸Si, ²⁴Mg, ⁵⁶Fe(p, p'γ), E=2-5.3 MeV; measured σ(Eγ, θ(γ)); deduced γ-linear polarization.

doi: 10.1139/p70-289
Citations: PlumX Metrics

1969AN01      Nucl.Phys. A123, 609(1969)

G.I.Andersson, G.T.Ewan

Electric Monopole Transitions Observed in ¹⁵⁴Gd Following β-Decay of ¹⁵⁴Eu

RADIOACTIVITY ¹⁵⁴Eu [from ¹⁵³Eu(n, γ)]; measured Eγ, Iγ, I(ce). ¹⁵⁴Gd deduced ICC, E0 transitions. Enriched target, Ge(Li) detector, β-spectrometer.

doi: 10.1016/0375-9474(69)91008-2
Citations: PlumX Metrics

1969BR05      Can.J.Phys. 47, 1017 (1969)

R.A.Brown, K.I.Roulston, G.T.Ewan, G.I.Andersson

Ge(Li)-Ge(Li) Gamma-Ray Coincidence Studies of the Decay of 18.6 h ¹⁵⁹Gd

RADIOACTIVITY ¹⁵⁹Gd [from ¹⁵⁸Gd(n, γ) ¹⁵⁹Gd]; measured Eγ, Iγ, γγ-coin; deduced log ft. ¹⁵⁹Tb deduced levels, J, π. Ge(Li) detector.

doi: 10.1139/p69-126
Citations: PlumX Metrics

1969EW01      Phys.Letters 29B, 352 (1969)

G.T.Ewan, G.I.Andersson, G.A.Bartholomew, A.E.Litherland

Gamma-Ray Polarization Measurements with a Single Ge(Li) Detector

NUCLEAR REACTIONS ¹⁰⁰Mo(α, 2nγ), E=26 MeV; measured γ linear polarization, asymmetry. ¹⁰²Ru transitions deduced γ-multipolarity. Ge(Li) detector.

doi: 10.1016/0370-2693(69)90382-7
Citations: PlumX Metrics

1969YA05      Nucl.Phys. A134, 81 (1969)

T.Yamazaki, G.T.Ewan

Level and Isomer Systematics in Even Tin Isotopes from ¹⁰⁸Sn to ¹¹⁸Sn Observed in Cd(α, xn) Reactions

NUCLEAR REACTIONS ^{106,108,110,112,114,116}Cd(α, xnγ), ¹⁶O(α, p), (α, n), (α, pn), E = 20-50 MeV; measured Eγ, αγ-delay. ^107,109,111Sn deduced Eγ. ^{108,110,112,113,114,115,116,117,118}Sn deduced levels, J, π, T_1/2. ^18,19F, ¹⁹Ne level deduced T_1/2. Enriched targets.

doi: 10.1016/0375-9474(69)90686-1
Citations: PlumX Metrics

1968YA04      Phys.Rev.Letters 20, 1376 (1968)

T.Yamazaki, G.T.Ewan, S.G.Prussin

Level and Isomer Systematics in Even Sn Isotopes

NUCLEAR STRUCTURE ¹¹⁸Sn, ¹¹⁶Sn, ¹¹²Sn, ¹¹⁴Sn, ¹¹⁰Sn, ¹⁰⁸Sn; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.20.1376
Citations: PlumX Metrics

1968YA10      Nucl.Instr.Methods 62, 101 (1968)

T.Yamazaki, G.T.Ewan

Method of Measuring Nanosecond Isomeric States Produced in (Particle, xn) Reactions

RADIOACTIVITY ^208mPo; measured T_1/2.

doi: 10.1016/0029-554X(68)90621-6
Citations: PlumX Metrics

1967YA01      Phys.Letters 24B, 278 (1967)

T.Yamazaki, G.T.Ewan

Isomeric States in the 3 to 500 Nanosecond Range Populated by (α, xn) Reactions

NUCLEAR STRUCTURE ²⁰⁸Po, ²¹⁰Po; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0370-2693(67)90447-9
Citations: PlumX Metrics

1966HE01      Proc.Intern.Conf.Internal Conversion Process, Nashville, Tenn. (1965), J.H.Hamilton, Ed., Academic Press, Inc., New York, p.515 (1966)

C.J.Herrlander, G.T.Ewan

L Subshell Measurements of Retarded Dipole Transitions

1965BR02      Bull.Am.Phys.Soc. 10, No.1, 82, GC9 (1965)

R.A.Brown, G.T.Ewan

Study of the Decay of Cs¹³⁴ with a Ge(Li) γ-Ray Spectrometer

NUCLEAR STRUCTURE ¹³⁴Cs; measured not abstracted; deduced nuclear properties.

1965BR20      Nucl.Phys. 68, 325 (1965)

R.A.Brown, G.T.Ewan

Study of the Decay of Cs¹³⁴ with a High Resolution Ge(Li) γ-Ray Spectrometer

RADIOACTIVITY ¹³⁴Cs [from ¹³³Cs(th n)]; measured Eγ, Iγ, ce, ICC. ¹³⁴Ba deduced levels, J, π.

doi: 10.1016/0029-5582(65)90650-4
Citations: PlumX Metrics

1965EW02      Izv.Akad.Nauk SSSR, Ser.Fiz. 29, 1054 (1965); Bull.Acad.Sci.USSR, Phys.Ser. 29, 1057 (1966)

G.T.Ewan

Experiments with Germanium Gamma-Ray Spectrometers at Chalk River

NUCLEAR STRUCTURE ⁵⁷Fe, ⁵⁷Co, ⁶⁰Co, ¹⁷⁷Yb, ¹⁵⁶Eu, ²⁰⁸Tl, ²¹²Pb, ²¹²Bi, ¹³⁷Cs; measured not abstracted; deduced nuclear properties.

1965EW03      Alpha-, Beta- and Gamma-Ray Spectroscopy, Vol.II, K.Siegbahn, Ed., North-Holland Publishing Co., Amsterdam, p.951 (1965)

G.T.Ewan, R.L.Graham

Internal Conversion Studies at Very High Resolution

NUCLEAR STRUCTURE ¹⁴⁷Nd; measured not abstracted; deduced nuclear properties.

1964BE10      Nucl.Phys. 50, 657 (1964)

U.Bertelsen, G.T.Ewan, H.L.Nielsen

Decay of Pm¹⁵¹

NUCLEAR STRUCTURE ¹⁵¹Pm; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(64)90238-X
Citations: PlumX Metrics

1964EW01      Bull.Am.Phys.Soc. 9, No.1, 18, BB12 (1964); Erratum Bull.Am.Phys.Soc. 9, No.5, 605 (1964)

G.T.Ewan

High-Energy Levels in Lu¹⁷⁷ Fed in the β Decay of 1.88-h Yb¹⁷⁷ Decay

NUCLEAR STRUCTURE ¹⁷⁷Yb; measured not abstracted; deduced nuclear properties.

1964EW03      Priv.Comm. (November 1964)

G.T.Ewan

NUCLEAR STRUCTURE ¹⁷⁷Lu, ¹⁷⁷Yb, ¹⁷¹Er, ¹⁷⁵Yb, ¹⁵⁵Eu, ¹⁶¹Tb, ¹⁵⁹Eu; measured not abstracted; deduced nuclear properties.

1964EW04      Can.J.Phys. 42, 2286 (1964)

G.T.Ewan, A.J.Tavendale

High-Resolution Studies of Gamma-Ray Spectra Using Lithium-Drift Germanium Gamma-Ray Spectrometers

RADIOACTIVITY ¹³⁴Cs, ¹⁵¹Pm, ¹⁵³Gd, ¹⁵⁶Eu, ¹⁵⁹Gd, ¹⁷⁷Yb, ²²⁶Ra; measured Eβ, Iβ.

doi: 10.1139/p64-208
Citations: PlumX Metrics

1964EW05      Nucl.Instr.Methods 26, 183 (1964)

G.T.Ewan, A.J.Tavendale

Application of High Resolution Lithium-Drift Germanium Gamma-Ray Spectrometers to High Energy Gamma-Rays

NUCLEAR STRUCTURE ²¹²Bi, ¹⁴N, ²⁴Na, ⁵⁷Fe; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-554X(64)90072-2
Citations: PlumX Metrics

1963BA06      Phys.Letters 3, 232 (1963)

C.V.K.Baba, G.T.Ewan, J.F.Suarez

Beta-Decay Matrix Elements in the Decay of Pm¹⁴⁸

NUCLEAR STRUCTURE ¹⁴⁸Pm; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0031-9163(63)90093-3
Citations: PlumX Metrics

1963BA31      Nucl.Phys. 43, 264 (1963)

C.V.K.Baba, G.T.Ewan, J.F.Suarez

Levels in Sm¹⁴⁸ Fed in the Beta-Decay of Pm¹⁴⁸ and Pm^148m

NUCLEAR STRUCTURE ¹⁴⁸Pm; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(63)90347-X
Citations: PlumX Metrics

1963BA32      Nucl.Phys. 43, 285 (1963)

C.V.K.Baba, G.T.Ewan, J.F.Suarez

Levels in Sm¹⁴⁸ Fed in the Decay of Eu¹⁴⁸

NUCLEAR STRUCTURE ¹⁴⁸Eu; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(63)90348-1
Citations: PlumX Metrics

1963EW01      Bull.Am.Phys.Soc. 8, No.1, 73, VA2 (1963)

G.T.Ewan, C.V.K.Baba, J.F.Suarez

Matrix Elements in the 1- → 0 + β-Decay of Pm¹⁴⁸

NUCLEAR STRUCTURE ¹⁴⁸Pm; measured not abstracted; deduced nuclear properties.

1963EW03      Bull.Am.Phys.Soc. 8, No.4, 333, J16 (1963)

G.T.Ewan, C.J.Herrlander

Penetration Matrix-Element Effects on Hindered E1 Transitions in Lu¹⁷⁷ and Hf¹⁷⁷

NUCLEAR STRUCTURE ¹⁷⁵Yb, ¹⁷⁷Yb, ¹⁷⁷Lu; measured not abstracted; deduced nuclear properties.

1963EW06      Can.J.Phys. 41, 2202 (1963)

G.T.Ewan

Structure of Thorium A-Line

NUCLEAR STRUCTURE ²¹²Bi; measured not abstracted; deduced nuclear properties.

doi: 10.1139/p63-214
Citations: PlumX Metrics

1963GR09      Priv.Comm. (June 1963)

R.L.Graham, G.T.Ewan, J.S.Geiger

Levels in Eu-153 Fed by Electron Capture in Gd-153

NUCLEAR STRUCTURE ¹⁵³Gd, ¹⁵³Eu; measured not abstracted; deduced nuclear properties.

1963TA18      Nucl.Instr.Methods 25, 185 (1963)

A.J.Tavendale, G.T.Ewan

A High Resolution Lithium-Drift Germanium Gamma-Ray Spectrometer

NUCLEAR STRUCTURE ¹⁷⁷Yb; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-554X(63)90183-6
Citations: PlumX Metrics

1962EW01      Nuclear Phys. 29, 153 (1962)

G.T.Ewan, R.L.Graham, J.S.Geiger

Levels in Gd¹⁵⁶ Fed in the β-Decay of Eu¹⁵⁶

NUCLEAR STRUCTURE ¹⁵⁶Eu; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(62)90173-6
Citations: PlumX Metrics

1962GE02      Nuclear Phys. 30, 409 (1962)

J.S.Geiger, R.L.Graham, G.T.Ewan

The Decay Scheme of the > 30-y Ho¹⁶⁶ Isomer

NUCLEAR STRUCTURE ¹⁶⁶Ho; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(62)90065-2
Citations: PlumX Metrics

1961BR09      Can.J.Phys. 39, 779 (1961)

F.Brown, R.L.Graham, G.T.Ewan, J.Uhler

The Conversion Electron Spectrum from a Mass-Separated Source of Xe¹³³

NUCLEAR STRUCTURE ¹³³Xe; measured not abstracted; deduced nuclear properties.

doi: 10.1139/p61-087
Citations: PlumX Metrics

1961EW01      Nuclear Phys. 22, 610 (1961)

G.T.Ewan, R.L.Graham, J.S.Geiger

Negative Parity Levels in the Even-Even Nucleus Dy¹⁶⁰

NUCLEAR STRUCTURE ¹⁶⁰Tb; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(61)90472-2
Citations: PlumX Metrics

1961EW02      Bull.Am.Phys.Soc. 6, No.3, 238, E4 (1961)

G.T.Ewan, R.L.Graham, J.S.Geiger

Levels in Pm¹⁴⁷

NUCLEAR STRUCTURE ¹⁴⁷Nd; measured not abstracted; deduced nuclear properties.

1961EW04      AECL-1337, p.23 (1961)

G.T.Ewan, W.G.Cross

Activity Produced by Irradiation of Enriched Gd¹⁵⁸ by 14 MeV Neutrons

NUCLEAR STRUCTURE ¹⁵⁸Eu; measured not abstracted; deduced nuclear properties.

1961EW05      AECL-1337, p.23 (1961)

G.T.Ewan, G.Murray, R.L.Graham, J.S.Geiger

Anomalous Conversion of Hindered γ-Transitions in the Rare Earth Region

1961EW06      Proc.Rutherford Jubilee Intern.Conf., Manchester, England, J.B.Birks, Ed., Academic Press Inc., New York, p.287 (1961)

G.T.Ewan, R.L.Graham, J.S.Geiger

Energy Levels of Gd¹⁵⁶

NUCLEAR STRUCTURE ¹⁵⁶Eu; measured not abstracted; deduced nuclear properties.

1961GE01      Bull.Am.Phys.Soc. 6, No.1, 71, XA2 (1961)

J.S.Geiger, R.L.Graham, G.T.Ewan

Disintegration of Ba¹⁴⁰

NUCLEAR STRUCTURE ¹⁴⁰Ba; measured not abstracted; deduced nuclear properties.

1961GE04      Bull.Can.Assoc, Physicists 17, 20 (1961)

J.S.Geiger, R.L.Graham, G.T.Ewan

NUCLEAR STRUCTURE ¹⁴⁴Ce; measured not abstracted; deduced nuclear properties.

1961GE06      AECL-1337, p.24 (1961)

J.S.Geiger, R.L.Graham, G.T.Ewan

Measurement of Nuclear Lifetimes in the Nansecond Range

NUCLEAR STRUCTURE ¹⁴⁴Ce, ¹⁶⁶Dy, ¹⁶⁶Er; measured not abstracted; deduced nuclear properties.

1961GE08      AECL-1337, p.26 (1961)

J.S.Geiger, R.L.Graham, G.T.Ewan

The Decay of Long-Lived (> 30 yr) Ho¹⁶⁶

NUCLEAR STRUCTURE ¹⁶⁶Ho; measured not abstracted; deduced nuclear properties.

1961GE09      Nuclear Phys. 28, 387 (1961)

J.S.Geiger, R.L.Graham, G.T.Ewan

The Decay of Ce¹⁴⁴

NUCLEAR STRUCTURE ¹⁴⁴Ce; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(61)91059-8
Citations: PlumX Metrics

1961GE14      Proc.Conf.Electromagnetic Lifetimes and Properties Nuclear States, Gatlinburg, Tennessee (October 1961); NAS-NRC Publ.974, p.71 (1962)

J.S.Geiger, R.L.Graham, G.T.Ewan

Lifetimes of the K=0 Rotational Transitions in Odd-Odd Ho¹⁶⁶

NUCLEAR STRUCTURE ¹⁶⁶Ho; measured not abstracted; deduced nuclear properties.

1961GR01      Bull.Am.Phys.Soc. 6, No.1, 72, XA7 (1961)

R.L.Graham, J.S.Geiger, G.T.Ewan

Conversion Electron Spectrum of Tb¹⁶¹

NUCLEAR STRUCTURE ¹⁶¹Tb; measured not abstracted; deduced nuclear properties.

1961GR17      Can.J.Phys. 39, 1086 (1961)

R.L.Graham, F.Brown, G.T.Ewan, J.Uhler

The K-LL Auger Spectrum of ₅₅Cs¹³³

NUCLEAR STRUCTURE ¹³³Xe; measured not abstracted; deduced nuclear properties.

doi: 10.1139/p61-122
Citations: PlumX Metrics

1961GR39      Proc.Conf.Electromagnetic Lifetimes And Properties of Nuclear States, Gatlinburg, Tennessee (October 1961); NAS-NRC Publ. 974, p.234 (1962)

R.L.Graham, G.T.Ewan, J.S.Geiger

Evidence for Mixing of Rotational Bands in Eu¹⁵³ from Absolute M1 and E2 Transition Rates

NUCLEAR STRUCTURE ¹⁵³Gd; measured not abstracted; deduced nuclear properties.

1961MU04      Bull.Can.Association Physicists 17, 28 (1961)

G.Murray, R.L.Graham, J.S.Geiger, G.T.Ewan

NUCLEAR STRUCTURE ²⁴Na; measured not abstracted; deduced nuclear properties.

1961MU05      AECL-1337, p.27 (1961)

G.Murray, R.L.Graham, J.S.Geiger, G.T.Ewan

Precision γ-Energy Measurements Using External Conversion

NUCLEAR STRUCTURE ¹⁹²Ir; measured not abstracted; deduced nuclear properties.

1961MU06      AECL-1408, p.25 (1961)

G.Murray, R.L.Graham, J.S.Geiger, G.T.Ewan

Precision γ-Energy Measurements using External Conversion

NUCLEAR STRUCTURE ¹⁹²Ir; measured not abstracted; deduced nuclear properties.

1960EW01      Bull.Am.Phys.Soc. 5, No.1, 21, F8 (1960)

G.T.Ewan, R.L.Graham, J.S.Geiger

Levels in Gd¹⁵⁶ Excited ib β Decay of Eu¹⁵⁶

NUCLEAR STRUCTURE ¹⁵⁶Eu; measured not abstracted; deduced nuclear properties.

1960EW02      AECL-954, p.9 (1960)

G.T.Ewan, R.L.Graham, L.Grodzins

Search for Isomeric Transition in Eu¹⁵²

NUCLEAR STRUCTURE ¹⁵²Eu; measured not abstracted; deduced nuclear properties.

1960EW03      Bull.Am.Phys.Soc. 5, No.5, 338, A6 (1960)

G.T.Ewan, R.L.Graham, J.S.Geiger

Properties of Ground State (K = 1/2) Rotational Band in Pu²³⁹

NUCLEAR STRUCTURE ²³⁹Pu; measured not abstracted; deduced nuclear properties.

1960EW04      Nuclear Phys. 19, 221 (1960)

G.T.Ewan, R.L.Graham, J.S.Geiger

M1/E2 Mixing Ratio in the Fe⁵⁷ 14.41 keV γ-Transition

NUCLEAR STRUCTURE ⁵⁷Co; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(60)90233-9
Citations: PlumX Metrics

1960EW08      Proc.Intern.Conf.Nuclear Structure, Kingston, Canada, D.A.Bromley, E.W.Vogt, Editors, University of Toronto Press, p.603 (1960)

G.T.Ewan, R.L.Graham, J.S.Geiger

Relative Transition Probabilities in Dy¹⁶⁰

NUCLEAR STRUCTURE ¹⁶⁰Tb; measured not abstracted; deduced nuclear properties.

1960EW09      Can.J.Phys. 38, 163 (1960)

G.T.Ewan, R.L.Graham, L.Grodzins

The K-LL Auger Spectrum of Sm¹⁵²

NUCLEAR STRUCTURE ¹⁵²Sm; measured not abstracted; deduced nuclear properties.

doi: 10.1139/p60-018
Citations: PlumX Metrics

1960GE02      AECL-954, p.15 (1960)

J.S.Geiger, R.L.Graham, G.T.Ewan

The Conversion Electron Spectrum of Dy¹⁶⁶

NUCLEAR STRUCTURE ¹⁶⁰Dy; measured not abstracted; deduced nuclear properties.

1960GE04      Bull.Am.Phys.Soc. 5, No.4, 255 JA9 (1960)

J.S.Geiger, R.L.Graham, G.T.Ewan

Levels in the Odd-Odd Nucleus Ho¹⁶⁶

NUCLEAR STRUCTURE ¹⁶⁶Dy; measured not abstracted; deduced nuclear properties.

1960GE05      Nuclear Phys. 16, 1 (1960)

J.S.Geiger, R.L.Graham, G.T.Ewan

Conversion Electron Spectrum from Ce¹⁴⁴ Decay

NUCLEAR STRUCTURE ¹⁴⁴Ce; measured not abstracted; deduced nuclear properties.

doi: 10.1016/S0029-5582(60)81050-4
Citations: PlumX Metrics

1960GE12      Proc.Intern.Conf.Nuclear Structure, Kingston, Canada, D.A.Bromley, E.W.Vogt, Eds., University of Toronto Press p.610 (1960)

J.S.Geiger, R.L.Graham, G.T.Ewan

Evidence for a K = 0 Rotational Band in Ho¹⁶⁶

NUCLEAR STRUCTURE ¹⁶⁶Dy; measured not abstracted; deduced nuclear properties.

1960GR01      Bull.Am.Phys.Soc. 5, No.1, 21, F9 (1960)

R.L.Graham, G.T.Ewan, J.S.Geiger

Conversion Electron Spectrum of Gd¹⁵³

NUCLEAR STRUCTURE ¹⁵³Gd; measured not abstracted; deduced nuclear properties.

1960GR05      AECL-954, p.13 (1960)

R.L.Graham, J.S.Geiger, G.T.Ewan

Unified Model Intepretation of Pr¹⁴⁴ Level Spectrum

NUCLEAR STRUCTURE ¹⁴⁴Pr; measured not abstracted; deduced nuclear properties.

1960GR38      Nuclear Instr.and Methods 9, 245 (1960)

R.L.Graham, G.T.Ewan, J.S.Geiger

A One-Meter-Radius Iron-Free Double-Focusing πsquare root2 Spectrometer for Beta-Ray Spectroscopy with a Precision of 1:10⁵

NUCLEAR STRUCTURE ¹³⁷Ba; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-554X(60)90078-1
Citations: PlumX Metrics

1959EW84      Can.J.Phys. 37, 174 (1959)

G.T.Ewan, J.S.Geiger, R.L.Graham, D.R.MacKenzie

The K-LL Auger Spectrum of Pu²³⁹

doi: 10.1139/p59-023
Citations: PlumX Metrics

1959EW85      Bull.Am.Phys.Soc. 4, No.4, 292, YA3 (1959)

G.T.Ewan, R.L.Graham, J.S.Geiger

Vibrational Levels in Dy¹⁶⁰

1959EW86      Priv.Comm. (1959)

G.T.Ewan, R.L.Graham, J.S.Geiger, J.S.Merritt

1959EW90      Phys.Rev. 116, 950 (1959)

G.T.Ewan, J.S.Geiger, R.L.Graham, D.R.MacKenzie

Conversion Electron Spectrum of Np²³⁹ and Level Scheme of Pu²³⁹

doi: 10.1103/PhysRev.116.950
Citations: PlumX Metrics

1959GE32      Bull.Am.Phys.Soc. 4, No.1, 57, VA11 (1959)

J.S.Geiger, R.L.Graham, G.T.Ewan

Conversion Electron Spectron of Ce¹⁴⁴

1959GR08      AECL-830, p.11 (1959)

R.L.Graham, G.T.Ewan, J.S.Geiger

Precision Measurements with the π√ 2 β-Spectrometer

1958GE14      Bull.Am.Phys.Soc. 3, No.1, 51, SA10 (1958)

J.S.Geiger, G.T.Ewan, R.L.Graham, D.R.MacKenzie

Measurements on the Longitudinal Polarization of Beta Rays from P³², Y⁹⁰, Au¹⁹⁸, and Bi²¹⁰ (RaE)