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NSR database version of April 11, 2024.

Search: Author = F.E.Wietfeldt

Found 44 matches.

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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
Citations: PlumX Metrics


2023WI03      Phys.Rev. D 107, 118501 (2023)

F.E.Wietfeldt, R.Biswas, J.Caylor, B.Crawford, M.S.Dewey, N.Fomin, G.L.Greene, C.C.Haddock, S.F.Hoogerheide, H.P.Mumm, J.S.Nico, W.M.Snow, J.Zuchegno

Comment on "Search for explanation of the neutron lifetime anomaly"

RADIOACTIVITY 1NN(β-); analyzed available data; deduced T1/2 measurement validation, lack of missing corrections and systematic uncertainties. The beam neutron lifetime experiment performed at NIST.

doi: 10.1103/PhysRevD.107.118501
Citations: PlumX Metrics


2021HA20      Phys.Rev. C 103, 045502 (2021)

M.T.Hassan, W.A.Byron, G.Darius, C.DeAngelis, F.E.Wietfeldt, B.Collett, G.L.Jones, A.Komives, G.Noid, E.J.Stephenson, F.Bateman, M.S.Dewey, T.R.Gentile, M.P.Mendenhall, J.S.Nico

Measurement of the neutron decay electron-antineutrino angular correlation by the aCORN experiment

RADIOACTIVITY 1n(β-); measured E(β-), E(p), asymmetry in proton time-of-flight for (proton)(β-)-delayed coincidence events, and the (electron)(antineutrino)(θ) using aCORN method at the high-flux cold neutron beam on the new NG-C neutron guide end position at the NIST Center for Neutron Research; deduced 'a' coefficient of electron-antineutrino correlation, and the ratio of weak coupling constant λ=GA/GV. Comparison with previous experimental results since 1978, and with the PDG evaluation.

doi: 10.1103/PhysRevC.103.045502
Citations: PlumX Metrics


2020HA02      Phys.Rev.Lett. 124, 012501 (2020)

R.Haun, F.E.Wietfeldt, M.Arif, M.G.Huber, T.C.Black, B.Heacock, D.A.Pushin, C.B.Shahi

Precision Measurement of the Neutron Scattering Length of 4He Using Neutron Interferometry

NUCLEAR REACTIONS 4He(n, n), E not given; measured reaction products, En, In; deduced the bound neutron scattering length of 4He using neutron interferometry.

doi: 10.1103/PhysRevLett.124.012501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14605. Data from this article have been entered in the XUNDL database. For more information, click here.


2017DA16      Phys.Rev.Lett. 119, 042502 (2017)

G.Darius, W.A.Byron, C.R.DeAngelis, M.T.Hassan, F.E.Wietfeldt, B.Collett, G.L.Jones, M.S.Dewey, M.P.Mendenhall, J.S.Nico, H.Park, A.Komives, E.J.Stephenson

Measurement of the Electron-Antineutrino Angular Correlation in Neutron β Decay

RADIOACTIVITY 1NN(β-); measured decay products, Ep, Ip, Eβ, Iβ; deduced wishbone asymmetry, electron-antineutrino angular correlation (a coefficient). aCORN experiment, comparison with available data.

doi: 10.1103/PhysRevLett.119.042502
Citations: PlumX Metrics


2016BA29      Phys.Rev.Lett. 116, 242501 (2016)

M.J.Bales, R.Alarcon, C.D.Bass, E.J.Beise, H.Breuer, J.Byrne, T.E.Chupp, K.J.Coakley, R.L.Cooper, M.S.Dewey, S.Gardner, T.R.Gentile, D.He, H.P.Mumm, J.S.Nico, B.O'Neill, A.K.Thompson, F.E.Wietfeldt, for the RDK II Collaboration

Precision Measurement of the Radiative β Decay of the Free Neutron

RADIOACTIVITY 1NN(β-); measured decay products, Eγ, Iγ, Eβ, Iβ, Ep, Ip; deduced photon energy spectrum from neutron radiative decay branching ratio and its uncertainties. Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.116.242501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014HU23      Phys.Rev. C 90, 064004 (2014)

M.G.Huber, M.Arif, W.C.Chen, T.R.Gentile, D.S.Hussey, T.C.Black, D.A.Pushin, C.B.Shahi, F.E.Wietfeldt, L.Yang

Neutron interferometric measurement of the scattering length difference between the triplet and singlet states of n-3He

NUCLEAR REACTIONS 3He(n, n), E=low; measured neutron polarization, spin-dependent scattering length between the triplet and singlet states of n-3He system using neutron interferometric technique at NIST reactor facility. Polarized 3He target.

doi: 10.1103/PhysRevC.90.064004
Citations: PlumX Metrics


2013CH11      Hyperfine Interactions 214, 97 (2013)

T.E.Chupp, R.L.Cooper, K.P.Coulter, S.J.Freedman, B.K.Fujikawa, G.L.Jones, A.Garcia, H.P.Mumm, J.S.Nico, A.K.Thompson, C.Trull, F.E.Wietfeldt, J.F.Wilkerson, for the emiT II Collaboration

Time reversal and the neutron

RADIOACTIVITY 1NN(β-); measured Eβ, Iβ, Ep, Ip, p-E-coin.; deduced triple correlation value, phase of the axial-vector coupling relative to the vector coupling.

doi: 10.1007/s10751-013-0776-y
Citations: PlumX Metrics


2013YU07      Phys.Rev.Lett. 111, 222501 (2013)

A.T.Yue, M.S.Dewey, D.M.Gilliam, G.L.Greene, A.B.Laptev, J.S.Nico, W.M.Snow, F.E.Wietfeldt

Improved Determination of the Neutron Lifetime

NUCLEAR REACTIONS 6Li(n, t), E not given; measuring reaction products, En, In; deduced neutron monitor efficiency, updated neutron T1/2 or lifetime. ENDF/B-VI evaluated neutron library, comparison with available data.

RADIOACTIVITY 1NN(β-); analyzed available data; deduced an updated T1/2 and uncertainties.

doi: 10.1103/PhysRevLett.111.222501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2012CH36      Phys.Rev. C 86, 035505 (2012)

T.E.Chupp, R.L.Cooper, K.P.Coulter, S.J.Freedman, B.K.Fujikawa, A.Garcia, G.L.Jones, H.P.Mumm, J.S.Nico, A.K.Thompson, C.A.Trull, F.E.Wietfeldt, J.F.Wilkerson

Search for a T-odd, P-even triple correlation in neutron decay

RADIOACTIVITY 1n(β-); measured Ep, Ip, Eβ, (proton)(electron)-coin, proton time of flight in the decay of longitudinally polarized neutron using emiT apparatus at NIST Center for Neutron Research (NCNR); deduced T-odd, P-even triple correlation D, phase of the ratio of the axial-vector and vector coupling constants.

doi: 10.1103/PhysRevC.86.035505
Citations: PlumX Metrics


2011MU15      Phys.Rev.Lett. 107, 102301 (2011)

H.P.Mumm, T.E.Chupp, R.L.Cooper, K.P.Coulter, S.J.Freedman, B.K.Fujikawa, A.Garcia, G.L.Jones, J.S.Nico, A.K.Thompson, C.A.Trull, J.F.Wilkerson, F.E.Wietfeldt

New Limit on Time-Reversal Violation in Beta Decay

doi: 10.1103/PhysRevLett.107.092301
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Data from this article have been entered in the XUNDL database. For more information, click here.


2011WI10      Rev.Mod.Phys. 83, 1173 (2011)

F.E.Wietfeldt, G.L.Greene

Colloquium: The neutron lifetime

RADIOACTIVITY NN(β-); analyzed available data; deduced T1/2 and their uncertainties.

doi: 10.1103/RevModPhys.83.1173
Citations: PlumX Metrics


2010CO03      Phys.Rev. C 81, 035503 (2010)

R.L.Cooper, T.E.Chupp, M.S.Dewey, T.R.Gentile, H.P.Mumm, J.S.Nico, A.K.Thompson, B.M.Fisher, I.Kremsky, F.E.Wietfeldt, E.J.Beise, K.G.Kiriluk, J.Byrne, K.J.Coakley, C.Fu

Radiative β decay of the free neutron

RADIOACTIVITY 1n(β-); measured Eγ, Ep, E(e), peγ-coin; deduced branching ratio for radiative decay (inner bremsstrahlung) of neutron in 15-340 keV photon energy range. Monte-Carlo simulations of the spectra. Comparison with theoretical predictions.

doi: 10.1103/PhysRevC.81.035503
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Data from this article have been entered in the XUNDL database. For more information, click here.


2009HU14      Nucl.Instrum.Methods Phys.Res. A611, 235 (2009)

M.G.Huber, F.E.Wietfeldt, T.R.Gentile, W.C.Chen, M.Arif, D.A.Hussey, D.A.Pushin, L.Yang, T.Black

Precision measurement of the neutron-3He spin-dependent scattering length using neutron interferometry

NUCLEAR REACTIONS 3He(n, n), E=reactor spectrum; measured En, In, neutron spectra;deduced neutron polarization, spin-dependent scattering length.

doi: 10.1016/j.nima.2009.07.062
Citations: PlumX Metrics


2006NI13      Nature(London) 444, 1059 (2006)

J.S.Nico, M.S.Dewey, T.R.Gentile, H.P.Mumm, A.K.Thompson, B.M.Fisher, I.Kremsky, F.E.Wietfeldt, T.E.Chupp, R.L.Cooper, E.J.Beise, K.G.Kiriluk, J.Byrne, K.J.Coakley

Observation of the radiative decay mode of the free neutron

RADIOACTIVITY 1n(β-); measured Eγ, βγ-, (proton)γ-coin; deduced branching ratio for radiative decay.

doi: 10.1038/nature05390
Citations: PlumX Metrics


2006WI17      Physica B 385-386, 1374 (2006)

F.E.Wietfeldt, M.Huber, T.C.Black, H.Kaiser, M.Arif, D.L.Jacobson, S.A.Werner

Measuring the neutron's mean square charge radius using neutron interferometry

doi: 10.1016/j.physb.2006.05.187
Citations: PlumX Metrics


2005CO14      J.Res.Natl.Inst.Stand.Technol. 110, 401 (2005)

B.Collett, R.Anderman, S.Balashov, F.B.Bateman, J.Byrne, M.S.Dewey, B.M.Fisher, L.Goldin, G.Jones, A.Komives, T.Konopka, M.Leuschner, Yu.Mostovoy, J.S.Nico, A.K.Thompson, C.Trull, F.E.Wietfeldt, R.Wilson, B.G.Yerozolimsky

Proposed Measurement of the Beta-Neutrino Correlation in Neutron Decay

doi: 10.6028/jres.110.060
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2005FI11      J.Res.Natl.Inst.Stand.Technol. 110, 421 (2005)

B.M.Fisher, F.E.Wietfeldt, M.S.Dewey, T.R.Gentile, J.S.Nico, A.K.Thompson, K.J.Coakley, E.J.Beise, K.G.Kiriluk, J.Byrne

Detecting the Radiative Decay Mode of the Neutron

doi: 10.6028/jres.110.064
Citations: PlumX Metrics


2005NI13      Phys.Rev. C 71, 055502 (2005)

J.S.Nico, M.S.Dewey, D.M.Gilliam, F.E.Wietfeldt, X.Fei, W.M.Snow, G.L.Greene, J.Pauwels, R.Eykens, A.Lamberty, J.Van Gestel, R.D.Scott

Measurement of the neutron lifetime by counting trapped protons in a cold neutron beam

RADIOACTIVITY 1n(β-); measured T1/2. Cold neutrons, in-beam technique.

doi: 10.1103/PhysRevC.71.055502
Citations: PlumX Metrics


2005WI02      Nucl.Instrum.Methods Phys.Res. A538, 574 (2005)

F.E.Wietfeldt, C.Trull, R.Anderman, F.B.Bateman, M.S.Dewey, A.Komives, A.K.Thompson, S.Balashov, Yu.Mostovoy

A backscatter-suppressed beta spectrometer for neutron decay studies

doi: 10.1016/j.nima.2004.08.123
Citations: PlumX Metrics


2005WI15      Nucl.Instrum.Methods Phys.Res. A545, 181 (2005)

F.E.Wietfeldt, B.M.Fisher, C.Trull, G.L.Jones, B.Collet, L.Goldin, B.G.Yerozolimsky, R.Wilson, S.Balashov, Yu.Mostovoy, A.Komives, M.Leuschner, J.Byrne, F.B.Bateman, M.S.Dewey, J.S.Nico, A.K.Thompson

A method for an improved measurement of the electron-antineutrino correlation in free neutron beta decay

RADIOACTIVITY 1n(β-); calculated recoil proton spectrum, pβ-coin, asymmetry. New experimental technique with reduced uncertainty discussed.

doi: 10.1016/j.nima.2005.01.339
Citations: PlumX Metrics


2005WI17      J.Res.Natl.Inst.Stand.Technol. 110, 327 (2005)

F.E.Wietfeldt, M.S.Dewey, D.M.Gilliam, J.S.Nico, X.Fei, W.M.Snow, G.L.Greene, J.Pauwels, R.Eykens, A.Lamberty, J.Van Gestel

Measurement of the Neutron Lifetime by Counting Trapped Protons

RADIOACTIVITY 1n(β-); measured T1/2. Trapped proton counting method.

doi: 10.6028/jres.110.048
Citations: PlumX Metrics


2003DE25      Phys.Rev.Lett. 91, 152302 (2003)

M.S.Dewey, D.M.Gilliam, J.S.Nico, F.E.Wietfeldt, X.Fei, W.M.Snow, G.L.Greene, J.Pauwels, R.Eykens, A.Lamberty, J.Van Gestel

Measurement of the Neutron Lifetime Using a Proton Trap

RADIOACTIVITY 1n(β-); measured T1/2. In-beam method, comparison with previous results.

doi: 10.1103/PhysRevLett.91.152302
Citations: PlumX Metrics


2001BR15      Phys.Rev. C63, 055502 (2001)

C.R.Brome, J.S.Butterworth, S.N.Dzhosyuk, C.E.H.Mattoni, D.N.McKinsey, J.M.Doyle, P.R.Huffman, M.S.Dewey, F.E.Wietfeldt, R.Golub, K.Habicht, G.L.Greene, S.K.Lamoreaux, K.J.Coakley

Magnetic Trapping of Ultracold Neutrons

RADIOACTIVITY 1n(β-); measured trapped neutron population vs time; deduced T1/2. Magnetic confinement of ultracold neutrons.

doi: 10.1103/PhysRevC.63.055502
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2000SN01      Nucl.Instrum.Methods Phys.Res. A440, 528 (2000)

W.M.Snow, Z.Chowdhuri, M.S.Dewey, X.Fei, D.M.Gilliam, G.L.Greene, J.S.Nico, F.E.Wietfeldt

A Measurement of the Neutron Lifetime by Counting Trapped Protons

doi: 10.1016/S0168-9002(99)01031-1
Citations: PlumX Metrics


2000SN02      Nucl.Instrum.Methods Phys.Res. A440, 729 (2000)

W.M.Snow, A.Bazhenov, C.S.Blessinger, J.D.Bowman, T.E.Chupp, K.P.Coulter, S.J.Freedman, B.K.Fujikawa, T.R.Gentile, G.L.Greene, G.Hansen, G.E.Hogan, S.Ishimoto, G.L.Jones, J.N.Knudson, E.Kolomenski, S.K.Lamoreaux, M.B.Leuschner, A.Masaike, Y.Masuda, Y.Matsuda, G.L.Morgan, K.Morimoto, C.L.Morris, H.Nann, S.I.Penttila, A.Pirozhkov, V.R.Pomeroy, D.R.Rich, A.Serebrov, E.I.Sharapov, D.A.Smith, T.B.Smith, R.C.Welsh, F.E.Wietfeldt, W.S.Wilburn, V.W.Yuan, J.Zerger

Measurement of the Parity Violating Asymmetry Aγ in n(pol) + p → d + γ

NUCLEAR REACTIONS 1H(polarized n, γ), E=low; calculated parity violation measurement systematic effects. Experiment proposal.

doi: 10.1016/S0168-9002(99)01071-2
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1999WI01      Phys.Rev. C59, 528 (1999)

F.E.Wietfeldt, F.J.Schima, B.M.Coursey, D.D.Hoppes

Long-Term Measurement of the Half-Life of 44Ti

RADIOACTIVITY 44Ti(EC); measured T1/2. Twenty year measurement period.

doi: 10.1103/PhysRevC.59.528
Citations: PlumX Metrics


1998NO06      Phys.Rev. C57, 2010 (1998)

E.B.Norman, E.Browne, Y.D.Chan, I.D.Goldman, R.-M.Larimer, K.T.Lesko, M.Nelson, F.E.Wietfeldt, I.Zlimen

Half-Life of 44Ti

RADIOACTIVITY 44Ti(EC) [from 45Sc(p, 2n), E=40 MeV]; measured Eγ, Iγ(t); deduced T1/2. Astrophysical implications.

doi: 10.1103/PhysRevC.57.2010
Citations: PlumX Metrics


1998SE11      Zh.Eksp.Teor.Fiz. 113, 1963 (1998); J.Exper.Theo.Phys. 86, 1074 (1998)

A.P.Serebrov, I.A.Kuznetsov, I.V.Stepanenko, A.V.Aldushchenkov, M.S.Lasakov, Yu.A.Mostovoi, B.G.Erozolimsky, M.S.Dewey, F.E.Wietfeldt, O.Zimmer, H.Borner

Measurement of the Antineutrino Escape Asymmetry with Respect to the Spin of the Decaying Neutron

RADIOACTIVITY 1n(β-); measured proton-, β-spectra; deduced neutrino asymmetry. Polarized source.

doi: 10.1134/1.558574
Citations: PlumX Metrics


1997BA10      Phys.Rev. C55, 820 (1997)

D.W.Bardayan, M.T.F.da Cruz, M.M.Hindi, A.F.Barghouty, Y.D.Chan, A.Garcia, R.-M.Larimer, K.T.Lesko, E.B.Norman, D.F.Rossi, F.E.Wietfeldt, I.Zlimen

Radioisotope Yields from 1.85-GeV Protons on Mo and 1.85- and 5.0-GeV Protons on Te

NUCLEAR REACTIONS Mo(p, X), E=1.85 GeV; Te(p, X), E=1.85, 5 GeV; measured Eγ, Iγ, σ; deduced effective yields for 74Br-116In isotopes.

doi: 10.1103/PhysRevC.55.820
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1944.


1997NO06      Nucl.Phys. A621, 92c (1997)

E.B.Norman, E.Browne, Y.D.Chan, I.D.Goldman, R.-M.Larimer, K.T.Lesko, M.Nelson, F.E.Wietfeldt, I.Zlimen

On the Half-Life of 44Ti

RADIOACTIVITY 44Ti(EC); measured T1/2.

doi: 10.1016/S0375-9474(97)00218-2
Citations: PlumX Metrics


1996EJ03      Phys.Rev. C54, 2047 (1996)

R.Ejnisman, I.D.Goldman, P.R.Pascholati, M.T.F.da Cruz, R.M.Oliveira, E.B.Norman, I.Zlimen, F.E.Wietfeldt, R.M.Larimer, Y.D.Chan, K.T.Lesko, A.Garcia

Cross Sections for 45Sc(p, 2n)44Ti and Related Reactions

NUCLEAR REACTIONS, ICPND 45Sc(p, 2n), (p, np), (p, n), (p, n3p), (p, 3p), E=16-55 MeV; measured Eγ, Iγ following irradiation; deduced σ(E). Ge detectors, stacked foil technique.

doi: 10.1103/PhysRevC.54.2047
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0438.


1995GA03      Phys.Rev. C51, R439 (1995)

A.Garcia, E.G.Adelberger, P.V.Magnus, H.E.Swanson, D.P.Wells, F.E.Wietfeldt, O.Tengblad, and the ISOLDE Collaboration

β-Delayed γ-Ray Emission in 37Ca Decay

RADIOACTIVITY 37Ca(β+); measured βγ-coin. 37K levels deduced B(GT). Implications to 37Cl(p, n) data discussed.

doi: 10.1103/PhysRevC.51.R439
Citations: PlumX Metrics


1995GA16      Phys.Rev. C51, 3487 (1995)

A.Garcia, E.G.Adelberger, P.V.Magnus, H.E.Swanson, F.E.Wietfeldt, O.Tengblad, and the Isolde Collaboration

36Ca β Decay and the Isobaric Multiplet Mass Equation

RADIOACTIVITY 36Ca(β+p); measured β-delayed Ep, Ip. 36K deduced T=2 states mass. Precise test of the isobaric multiplet mass equation.

doi: 10.1103/PhysRevC.51.3487
Citations: PlumX Metrics


1995WI20      Phys.Rev. C52, 1028 (1995)

F.E.Wietfeldt, E.B.Norman, Y.D.Chan, M.T.F.da Cruz, A.Garcia, E.E.Haller, W.L.Hansen, M.M.Hindi, R.-M.Larimer, K.T.Lesko, P.N.Luke, R.G.Stokstad, B.Sur, I.Zlimen

Further Studies on the Evidence for a 17-keV Neutrino in a 14C-Doped Germanium Detector

RADIOACTIVITY 14C(β-); measured β-endpoint energy; deduced Qβ, no 17 keV neutrino evidence. Source doping of Ge detector.

doi: 10.1103/PhysRevC.52.1028
Citations: PlumX Metrics


1993DA19      Phys.Rev. C48, 3106 (1993)

M.T.F.da Cruz, D.W.Bardayan, Y.Chan, A.Garcia, M.M.Hindi, R.-M.Larimer, K.T.Lesko, E.B.Norman, D.F.Rossi, R.G.Stokstad, F.E.Wietfeldt, I.Zlimen

Thick-Target Yields of Iodine Isotopes from Proton Interactions in Te, and the Double-β Decays of 128,130Te

NUCLEAR REACTIONS, ICPND 126,128,130Te(p, xn)126I/128I/130I, E=15-50 MeV; measured thick target residuals yields. 126,128,130Te(p, xn)126I/128I/130I, E=1.85, 5 GeV; measured residuals production σ; deduced revised correction for cosmic ray production of 126,128,130Xe ores, 120,128Te 2β-decay T1/2 implications. Activation technique, Ge detector.

doi: 10.1103/PhysRevC.48.3106
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0150.


1993DA20      Phys.Rev. C48, 3110 (1993)

M.T.F.da Cruz, Y.Chan, A.Garcia, M.M.Hindi, G.Kenchian, R.-M.Larimer, K.T.Lesko, E.B.Norman, R.G.Stokstad, F.E.Wietfeldt, I.Zlimen

Search for the β+ Decay of 54Mn

RADIOACTIVITY 54Mn(β+); measured γγ-coin; deduced log ft. 54Cr levels deduced Iβ+ limit. Source as cosmic ray chronometer discussed. Hyperpure Ge detectors.

doi: 10.1103/PhysRevC.48.3110
Citations: PlumX Metrics


1993GA09      Phys.Rev. C47, 2910 (1993)

A.Garcia, Y.-D.Chan, M.T.F.da Cruz, R.M.Larimer, K.T.Lesko, E.B.Norman, R.G.Stokstad, F.E.Wietfeldt, I.Zlimen, D.M.Moltz, J.Batchelder, T.J.Ognibene, M.M.Hindi

Electron-Capture Decay of 100Tc and the Double-β Decay of 100Mo

RADIOACTIVITY 100Tc(EC) [from 100Mo(p, n), E=9 MeV]; measured Eγ, Iγ, E X-ray, I X-ray; deduced log ft, T1/2. 100Mo deduced two-step process role in 2ν-accompanied 2β-decay, T1/2.

doi: 10.1103/PhysRevC.47.2910
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1993WI05      Phys.Rev.Lett. 70, 1759 (1993)

F.E.Wietfeldt, Y.D.Chan, M.T.F.da Cruz, A.Garcia, R.-M.Larimer, K.T.Lesko, E.B.Norman, R.G.Stokstad, I.Zlimen

Search for a 17 keV Neutrino in the Electron-Capture Decay of 55Fe

RADIOACTIVITY 55Fe(EC); measured internal bremsstrahlung γ spectra; deduced no evidence for 5-25 keV mass neutrino. Chemically purified 55Fe sample, coaxial Ge detector.

doi: 10.1103/PhysRevLett.70.1759
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1992DA15      Phys.Rev. C46, 1132 (1992)

M.T.F.da Cruz, Y.Chan, R.-M.Larimer, K.T.Lesko, E.B.Norman, R.G.Stokstad, F.E.Wietfeldt, I.Zlimen

Half-Life of 56Ni

RADIOACTIVITY 56Ni(EC) [from 56Fe(3He, 3n), E=50 MeV]; measured Eγ, Iγ, time dependent γ yields; deduced T1/2.

doi: 10.1103/PhysRevC.46.1132
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1992SU03      Phys.Rev.Lett. 68, 1435 (1992)

B.Sur, E.B.Norman, F.E.Wietfeldt, K.T.Lesko, M.M.Hindi, R.-M.Larimer, P.N.Luke, W.L.Hansen, E.E.Haller

Sur et al. Reply:

RADIOACTIVITY 109Cd, 57Co, 139Ce; measured photoelectron spectra; deduced no satellite peaks, no coherent radiation evidence. 14C doped Ge detector.

doi: 10.1103/PhysRevLett.68.1435
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1992ZL01      Phys.Rev. C46, 1136 (1992)

I.Zlimen, E.Browne, Y.Chan, M.T.F.da Cruz, A.Garcia, R.-M.Larimer, K.T.Lesko, E.B.Norman, R.G.Stokstad, F.E.Wietfeldt

Second-Forbidden Electron-Capture Decay of 55Fe

RADIOACTIVITY 55Fe(EC); measured I gamma; deduced log ft, decay characteristics. 55Mn level deduced branching.

doi: 10.1103/PhysRevC.46.1136
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