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NSR database version of May 21, 2024.

Search: Author = R.J.Ellis

Found 13 matches.

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1985DE40      Can.J.Phys. 63, 966 (1985)

V.P.Derenchuk, R.J.Ellis, K.S.Sharma, R.C.Barber, H.E.Duckworth

Precise Atomic Mass differences amongst Isotopes of Hg, Tl, Pb, and Bi (and a least-squares mass evaluation for 78 ≤ Z ≤ 84)

ATOMIC MASSES 203,205Tl; 206,204,208,202,207Pb, 209Bi, 201Hg; measured atomic mass differences. Doublet technique, high resolution mass spectrometer. 194,195,196,197,198,199Pt, 194,195,196,197,198,199,200,201Au, 194,195,196,197,198,199,200,201,202,203,204,205Hg, 200,201,202,203,204,205,206,207,208Tl, 202,203,204,205,206,207,208,209,210Pb, 205,206,207,208,209,210Bi, 208,209,210Po; analyzed data; deduced adjusted atomic masses.

doi: 10.1139/p85-158
Citations: PlumX Metrics


1985DY04      Phys.Lett. 157B, 139 (1985)

G.R.Dyck, R.J.Ellis, K.S.Sharma, C.A.Lander, M.H.Sidky, R.C.Barber, H.E.Duckworth

Atomic Mass Differences in Gadolinium and Terbium and the K-Capture of 158Tb as an Indicator of Neutrino Mass

RADIOACTIVITY 158Tb(EC), (β-); analyzed decay data. 158Gd level deduced K-capture preclusion.

ATOMIC MASSES 156,160,158,157,155Gd, 159Tb; measured doublet spacings; deduced mass differences. High resolution mass spectrometer, chloride compounds. Nuclear reaction, Q-decay data input.

doi: 10.1016/0370-2693(85)91533-3
Citations: PlumX Metrics


1985EL01      Nucl.Phys. A435, 34 (1985)

R.J.Ellis, R.C.Barber, G.R.Dyck, B.J.Hall, K.S.Sharma, C.A.Lander, H.E.Duckworth

Precise Atomic Mass Difference Determinations between Some Stable Isotopes of Ge, As and Se

ATOMIC MASSES 70,72,73,74,76Ge, 75As, 74,75,76,77,78,80,82Se; measured mass differences. 76Ge, 74Se deduced two β-decay energies. 72,74,76Ge, 76,78,80,82Se deduced two-neutron separation energies. High precision.

doi: 10.1016/0375-9474(85)90300-8
Citations: PlumX Metrics


1984EL01      Phys.Lett. 136B, 146 (1984)

R.J.Ellis, B.J.Hall, G.R.Dyck, C.A.Lander, K.S.Sharma, R.C.Barber, H.E.Duckworth

Energy Available for the Double Beta-Decay of 76Ge

ATOMIC MASSES 76Ge, 76Se; measured atomic mass difference; deduced 76Ge neutrionoless two-β decay implications. High resolution mass spectrometer.

doi: 10.1016/0370-2693(84)91168-7
Citations: PlumX Metrics


1984EL05      Phys.Lett. 141B, 306 (1984)

R.J.Ellis, K.S.Sharma, R.C.Barber, S.R.Loewen, H.E.Duckworth

The Precise Atomic Masses of 10B and 11B

ATOMIC MASSES 10,11B; measured atomic masses. High resolution mass spectrometer, doublet technique, CH3NH2BCl3, CCl4 samples.

doi: 10.1016/0370-2693(84)90250-8
Citations: PlumX Metrics


1984HA20      Phys.Lett. 138B, 260 (1984)

B.J.Hall, R.J.Ellis, G.R.Dyck, C.A.Lander, R.Beach, K.S.Sharma, R.C.Barber, H.E.Duckworth

Precise Atomic Mass Determinations at Mass 124

ATOMIC MASSES 124Xe, 124Sn, 124Te, 54Fe, 13C, 37Cl; measured mass differences. 124Xe, 124Sn deduced double β-decay energies. 124Xe, 124Sn, 124Xe, 54Fe deduced masses. High resolution spectrometer, doublet technique.

doi: 10.1016/0370-2693(84)91654-X
Citations: PlumX Metrics


1982EL07      Phys.Rev. C26, 1544 (1982)

R.J.Ellis, H.J.Ziock, K.O.H.Ziock, Y.Tzeng, J.Arvieux, R.Corfu, J.Piffaretti, L.C.Liu, E.R.Siciliano

Reactions 12C(π±, π±d)10B and 12C(π±, π±t)9B

NUCLEAR REACTIONS 12C(π+, π+d), (π+, π+t), (π-, π-d), (π-, π-t), E=160, 180, 200 MeV; measured σ(θ(π), θd), σ(θ(π), θt) vs pion momentum. Plane wave impulse approximation.

doi: 10.1103/PhysRevC.26.1544
Citations: PlumX Metrics


1981ZI01      Phys.Rev. C24, 2674 (1981)

H.J.Ziock, R.J.Ellis, K.O.H.Ziock, J.Bolger, E.Boschitz, J.Arvieux, R.Corfu, J.Piffaretti

Quasifree Scattering of Positive Pions on Carbon

NUCLEAR REACTIONS 12C(π+, π+p), E=130-200 MeV; measured σ(θ(π), θp) vs scattered pion momentum. Kinematically complete experiment. Plane wave impulse approximation, quasifree pion scattering.

doi: 10.1103/PhysRevC.24.2674
Citations: PlumX Metrics


1980KO25      Can.J.Phys. 58, 1311 (1980)

K.S.Kozier, K.S.Sharma, R.C.Barber, J.W.Barnard, R.J.Ellis, V.P.Derenchuk, H.E.Duckworth

Precise Atomic Masses and Mass Differences for Mercury

ATOMIC MASSES 196,198,199,200,201,202,204Hg; measured masses, mass differences. Chloride doublets, high resolution mass spectrometer.

doi: 10.1139/p80-169
Citations: PlumX Metrics


1980SH06      Phys.Lett. 91B, 211 (1980)

K.S.Sharma, R.J.Ellis, V.P.Derenchuk, R.C.Barber, H.E.Duckworth

Atomic Mass of 180Ta, a Naturally Occurring Isomer

ATOMIC MASSES Hf, Ta, W; measured isotope mass differences, mass-spectroscopic doublet method. 180Ta deduced long-lived isomer is excited state.

doi: 10.1016/0370-2693(80)90433-5
Citations: PlumX Metrics


1979EL12      Phys.Lett. 88B, 253 (1979)

R.J.Ellis, H.J.Ziock, K.O.H.Ziock, J.Bolger, E.Boschitz, J.Arvieux, R.Corfu, J.Piffaretti

Coincidence Measurements of the Reactions 12C(π±, π±d)10B and 12C(π±, π±t)9B

NUCLEAR REACTIONS 12C(π+, π+d), (π-, π-d), (π+, π+t), (π-, π-t), E=180 MeV; measured ratio of σ for π+, π- projectiles; deduced evidence for quasielastic πd scattering.

doi: 10.1016/0370-2693(79)90460-X
Citations: PlumX Metrics


1979KO10      Can.J.Phys. 57, 266 (1979)

K.S.Kozier, K.S.Sharma, R.C.Barber, J.W.Barnard, R.J.Ellis, V.P.Derenchuk, H.E.Duckworth

Precise Atomic Masses for Titanium

ATOMIC MASSES 47,48Ti; measured masses, doublets C, Cl. Mass spectroscopic method.

doi: 10.1139/p79-034
Citations: PlumX Metrics


1979ZI05      Phys.Rev.Lett. 43, 1919 (1979)

H.J.Ziock, R.J.Ellis, K.O.H.Ziock, J.Bolger, E.Boschitz, J.Arvieux, R.Corfu, J.Piffaretti

Measurement of the Ratio σ(12C(π+, π+p)11B)/σ(12C(π-, π-p)11B)

NUCLEAR REACTIONS 12C(π+, π+'p), (π-, π-'p), E=180 MeV; measured ratio of σ. PWIA analysis.

doi: 10.1103/PhysRevLett.43.1919
Citations: PlumX Metrics


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