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NSR database version of April 27, 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; ^{206,204,208,202,207}Pb, ²⁰⁹Bi, ²⁰¹Hg; measured atomic mass differences. Doublet technique, high resolution mass spectrometer. ^{194,195,196,197,198,199}Pt, ^{194,195,196,197,198,199,200,201}Au, ^{194,195,196,197,198,199,200,201,202,203,204,205}Hg, ^{200,201,202,203,204,205,206,207,208}Tl, ^{202,203,204,205,206,207,208,209,210}Pb, ^{205,206,207,208,209,210}Bi, ^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 ^{156,160,158,157,155}Gd, 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 ^{70,72,73,74,76}Ge, ⁷⁵As, ^{74,75,76,77,78,80,82}Se; 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 ^{196,198,199,200,201,202,204}Hg; 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
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