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NSR database version of April 27, 2024.

Search: Author = A.DeRujula

Found 11 matches.

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1999DA25      Phys.Lett. 470B, 142 (1999)

A.Dar, A.De Rujula, U.Heinz

Will Relativistic Heavy-Ion Colliders Destroy Our Planet ?

doi: 10.1016/S0370-2693(99)01307-6
Citations: PlumX Metrics

1999DE06      Phys.Lett. 451B, 437 (1999)

A.De Rujula, W.Vogelsang

On the Photon Constituency of Protons

NUCLEAR REACTIONS ¹H(e, e'X), E=high; calculated photonic structure function. Deep inelastic Compton scattering.

doi: 10.1016/S0370-2693(99)00220-8
Citations: PlumX Metrics

1990DE28      Phys.Lett. 245B, 640 (1990)

A.De Rujula, M.B.Gavela, O.Pene, F.J.Vegas

Even Larger Contributions to the Neutron Electric Dipole Moment

NUCLEAR STRUCTURE ¹n; analyzed electric dipole moment limits; deduced constraints on supersymmetry. CP-violation theories.

doi: 10.1016/0370-2693(90)90705-B
Citations: PlumX Metrics

1988AX01      Phys.Lett. 210B, 249 (1988)

H.Axelsson, M.Cronqvist, A.De Rujula, P.G.Hansen, L.Johannsen, B.Jonson, R.A.Naumann, G.Nyman, J.W.Petersen, H.L.Ravn, K.Riisager, J.A.Scircle, and the ISOLDE Collaboration

Candidates for Electron-Neutrino Mass Measurements. The Case of ⁸¹Kr

RADIOACTIVITY ⁸¹Kr(EC) [from ⁸¹Rb-decay]; measured (X-ray)(X-ray)-coin, relative Iγ; deduced Q(EC), branching ratio, ν(e) mass relevance.

doi: 10.1016/0370-2693(88)90380-2
Citations: PlumX Metrics

1986BO46      Phys.Scr. 34, 591 (1986)

M.J.G.Borge, A.De Rujula, P.G.Hansen, B.Jonson, G.Nyman, H.L.Ravn, K.Riisager, and the ISOLDE Collaboration

Limits on Neutrino-Mixing from the Internal Bremsstrahlung Spectrum of ¹²⁵I

RADIOACTIVITY ¹²⁵I(EC) [from La(p, X), E=600 MeV]; measured internal bremsstrahlung spectra; deduced Q, (E1/M1) ratio, no massive neutrino evidence. ¹²⁵I, ¹²⁵Te deduced mass difference. Ge detectors.

doi: 10.1088/0031-8949/34/6A/014
Citations: PlumX Metrics

1985RI05      Phys.Scr. 31, 321 (1985)

K.Riisager, A.DeRujula, P.G.Hansen, B.Jonson, H.L.Ravn

The Internal Bremsstrahlung Spectra from the EC Beta Decay of ¹⁹³Pt and ¹⁶³Ho

RADIOACTIVITY ¹⁹³Pt, ¹⁶³Ho(EC); calculated internal bremsstrahlung spectra following decay. Glauber-Martin theory.

doi: 10.1088/0031-8949/31/5/005
Citations: PlumX Metrics

1983BE42      Nucl.Phys. A408, 87 (1983)

G.J.Beyer, A.De Rujula, R.-D.Von Dincklage, H.A.Gustafsson, P.G.Hansen, P.Hoff, B.Jonson, H.L.Ravn, K.Riisager

The Q-Value of ¹⁵⁷Tb

RADIOACTIVITY ¹⁵⁷Tb(EC) [from Ta(p, X), E=600 MeV, mass, chemical separation]; measured X-rays, Auger electrons, internal bremsstrahlung; deduced T_1/2, Q. ¹⁵⁷Gd deduced EC-branching ratio to excited state, subshell capture ratios. Natural target, Si(Li), high-purity Ge detectors, gas proportional detectors.

doi: 10.1016/0375-9474(83)90350-0
Citations: PlumX Metrics

1983DE24      Nucl.Phys. B219, 277 (1983)

A.De Rujula, M.Lusignoli

Single Electron Ejection in Electron Capture as a Tool to Measure the Electron Neutrino Mass

RADIOACTIVITY ¹⁶³Ho(EC); calculated electron energy spectrum following Dy atom decay; deduced nonzero neutrino mass sensitive event fraction relative to ³H decay.

1983JO04      Nucl.Phys. A396, 479c (1983)

B.Jonson, J.U.Andersen, G.J.Beyer, G.Charpak, A.De Rujula, B.Elbek, H.A.Gustafsson, P.G.Hansen, P.Knudsen, E.Laegsgaard, J.Pedersen, H.L.Ravn

Determination of the Electron-Neutrino Mass from Experiments on Electron-Capture Beta Decay

RADIOACTIVITY ¹⁹³Pt(EC); measured E(L X-ray), I(L X-ray), internal bremsstrahlung Eγ, Iγ, γ(X-ray)-coin; deduced Q(EC), electron neutrino mass upper limit. ¹⁶³Ho(EC) [from Ta(p, X), E=600 MeV]; measured Auger electrons, E(X-ray), I(X-ray); deduced T_1/2, electron neutrino mass upper limit. Reaction data input.

doi: 10.1016/0375-9474(83)90040-4
Citations: PlumX Metrics

1982AN19      Phys.Lett. 113B, 72 (1982)

J.U.Andersen, G.J.Beyer, G.Charpak, A.De Rujula, B.Elbek, H.A.Gustafsson, P.G.Hansen, B.Jonson, P.Knudsen, E.Laegsgaard, J.Pedersen, H.L.Ravn

A Limit on the Mass of the Electron Neutrino: The case of ¹⁶³Ho

NUCLEAR REACTIONS ¹⁶³Dy(d, t), ¹⁶²Dy(³He, d), E not given; measured Q-value difference. ¹⁶³Dy, ¹⁶³Ho deduced mass difference.

RADIOACTIVITY ¹⁶³Ho(EC) [from Ta(p, X), E=600 MeV, mass separation]; measured partial decay T_1/2; deduced T_1/2, electron neutrino mass upper limit. Mass excess input from reaction data.

doi: 10.1016/0370-2693(82)90112-5
Citations: PlumX Metrics

1982DE52      Phys.Lett. 118B, 429 (1982)

A.De Rujula, M.Lusignoli

Calorimetric Measurements of ¹⁶³Holmium Decay as Tools to Determine the Electron Neutrino Mass

RADIOACTIVITY ¹⁶³Ho(EC); calculated calorimetric energy; deduced impact on ¹⁶³Ho, ¹⁶³Dy mass difference, neutrino mass determination.

doi: 10.1016/0370-2693(82)90218-0
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