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NSR database version of May 24, 2024.

Search: Author = J.P.Ribeiro

Found 21 matches.

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2016CA24      Nucl.Instrum.Methods Phys.Res. B381, 110 (2016)

P.Cabanelas, J.Cruz, M.Fonseca, A.Henriques, F.Lourenco, H.Luis, J.Machado, J.P.Ribeiro, A.M.Sanchez-Benitez, P.Teubig, P.Velho, M.Zarza-Moreno, D.Galaviz, A.P.Jesus

Cross sections for proton induced high energy γ-ray emission (PIGE) in reaction 19F(p, α γ)16O at incident proton energies between 1.5 and 4 MeV

NUCLEAR REACTIONS 19F(p, αγ), E=1.5-4.0 MeV; measured reaction products, Eγ, Iγ; deduced σ(θ). Comparison with available data.

doi: 10.1016/j.nimb.2016.06.003
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2301.


2009CR08      Nucl.Instrum.Methods Phys.Res. B 267, 478 (2009)

J.Cruz, M.Fonseca, H.Luis, R.Mateus, H.Marques, A.P.Jesus, J.P.Ribeiro, O.M.N.D.Teodoro, C.Rolfs

Production and characterization of thin 7Li targets fabricated by ion implantation

NUCLEAR REACTIONS 7Li(p, α), E=89.7 keV-1.7 MeV; measured products, 4He; deduced σ, σ(E). Data were imported from EXFOR entry D0550.

doi: 10.1016/j.nimb.2008.11.028
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0550.


2008CR02      J.Phys.(London) G35, 014004 (2008)

J.Cruz, H.Luis, M.Fonseca, Z.Fulop, G.Gyurky, F.Raiola, M.Aliotta, K.U.Kettner, A.P.Jesus, J.P.Ribeiro, F.C.Barker, C.Rolfs

Experimental study of proton-induced nuclear reactions in 6, 7Li

NUCLEAR REACTIONS 6Li(p, α), E=90-580 keV; 7Li(p, α), E=90-1740 keV; measured cross sections and angular distributions; deduced S-factor. comparison with previous experimental data.

doi: 10.1088/0954-3899/35/1/014004
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1590.


2007RA22      Eur.Phys.J. A 32, 51 (2007)

F.Raiola, T.Spillane, B.Limata, B.Wang, S.Yan, M.Aliotta, H.W.Becker, J.Cruz, M.Fonseca, L.Gialanella, A.P.Jesus, K.U.Kettner, R.Kunze, H.Luis, J.P.Ribeiro, C.Rolfs, M.Romano, D.Schurmann, F.Strieder

First hint on a change of the 210Po alpha-decay half-life in the metal Cu

RADIOACTIVITY 210Po(α); measured Eα, Iα, T1/2 as a function of temperature by implanting Po ions in cooled metallic copper.

doi: 10.1140/epja/i2007-10012-8
Citations: PlumX Metrics


2006RA19      Eur.Phys.J. A 27, Supplement 1, 79 (2006)

F.Raiola, B.Burchard, Zs.Fulop, Gy.Gyurky, S.Zeng, J.Cruz, A.Di Leva, B.Limata, M.Fonseca, H.Luis, M.Aliotta, H.W.Becker, C.Broggini, A.D'Onofrio, L.Gialanella, G.Imbriani, A.P.Jesus, M.Junker, J.P.Ribeiro, V.Roca, C.Rolfs, M.Romano, E.Somorjai, F.Strieder, F.Terrasi

Enhanced d(d, p)t fusion reaction in metals

NUCLEAR REACTIONS 2H(d, p), E ≈ 4-23 keV; measured S-factors, electron screening effects for reactions in deuterated metals, temperature dependence.

doi: 10.1140/epja/i2006-08-011-0
Citations: PlumX Metrics


2006WA21      Eur.Phys.J. A 28, 375 (2006)

B.Wang, S.Yan, B.Limata, F.Raiola, M.Aliotta, H.W.Becker, J.Cruz, N.De Cesare, A.D'Onofrio, Z.Fulop, L.Gialanella, G.Gyurky, G.Imbriani, A.Jesus, J.P.Ribeiro, V.Roca, D.Rogalla, C.Rolfs, M.Romano, D.Schurmann, E.Somorjai, F.Strieder, F.Terrasi

Change of the 7Be electron capture half-life in metallic environments

RADIOACTIVITY 7Be(EC) [7Li(p, n)]; measured T1/2 for source implanted in Pd, In metals and Li2O insulator; deduced longer T1/2 due to environmental effects in the metals, no change in the insulator.

doi: 10.1140/epja/i2006-10068-x
Citations: PlumX Metrics


2005CR05      Phys.Lett. B 624, 181 (2005)

J.Cruz, Z.Fulop, G.Gyurky, F.Raiola, A.Di Leva, B.Limata, M.Fonseca, H.Luis, D.Schurmann, M.Aliotta, H.W.Becker, A.P.Jesus, K.U.Kettner, J.P.Ribeiro, C.Rolfs, M.Romano, E.Somorjai, F.Strieder, and the LUNA Collaboration

Electron screening in 7Li(p, α)α and 6Li(p, α)3He for different environments

NUCLEAR REACTIONS 7Li(p, α), E=30-100 keV; measured yields in various compounds; deduced electron screening effect, astrophysical S-factors.

doi: 10.1016/j.physletb.2005.08.036
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1282.


2005RA27      J.Phys.(London) G31, 1141 (2005)

F.Raiola, B.Burchard, Z.Fulop, G.Gyurky, S.Zeng, J.Cruz, A.Di Leva, B.Limata, M.Fonseca, H.Luis, M.Aliotta, H.W.Becker, C.Broggini, A.D'Onofrio, L.Gialanella, G.Imbriani, A.P.Jesus, M.Junker, J.P.Ribeiro, V.Roca, C.Rolfs, M.Romano, E.Somorjai, F.Strieder, F.Terrasi, for the LUNA Collaboration

Electron screening in d(d, p)t for deuterated metals: temperature effects

NUCLEAR REACTIONS 2H(d, p), E ≈ 4-23 keV; measured S-factors, electron screening effects for reactions in deuterated metals, temperature dependence.

doi: 10.1088/0954-3899/31/11/002
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1379.


2004MA37      Nucl.Instrum.Methods Phys.Res. B219-220, 307 (2004)

R.Mateus, A.P.Jesus, J.Cruz, J.P.Ribeiro

Measurement of the inelastic scattering of protons by 23Na in the energy range 1.25-2.40 MeV

NUCLEAR REACTIONS 23Na(p, p'γ), E=1.25-2.40 MeV; measured Eγ, Ep, pγ-coin; deduced excitation function. 24Mg deduced resonance energies. Application to proton-induced gamma emission for elemental analysis discussed.

doi: 10.1016/j.nimb.2004.01.074
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1201.


2002MA88      Nucl.Instrum.Methods Phys.Res. B 190, 117 (2002)

R.Mateus, A.P.Jesus, B.Braizinha, J.Cruz, J.V.Pinto, J.P.Ribeiro

Proton-induced γ-ray analysis of lithium in thick samples

NUCLEAR REACTIONS 7Li(p, p'), E=652 keV-2.3 MeV; measured products, 7Li. Data were imported from EXFOR entry D0328.

doi: 10.1016/S0168-583X(01)01222-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0328.


2001JE04      Nucl.Instrum.Methods Phys.Res. B174, 229 (2001)

A.P.Jesus, B.Braizinha, J.Cruz, J.P.Ribeiro

Influence of Target Thickness on Resonant Elastic Scattering of Protons by 19F

NUCLEAR REACTIONS 19F(p, p), E=0.75-2.8 MeV; measured σ; deduced corrections for target thickness, beam dispersion effects.

doi: 10.1016/S0168-583X(00)00521-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0084.


2001RI09      Nucl.Phys. A688, 468c (2001)

J.P.Ribeiro, A.P.Jesus, B.Braizinha, J.Cruz, R.Mateus, J.V.Pinto

Experimental Study of the 19F(p, αγ)16O Reaction

NUCLEAR REACTIONS 19F(p, α), E=0.75-2.80 MeV; measured Eα, Eγ, σ(θ). Optimized experiment for normalization purposes.

doi: 10.1016/S0375-9474(01)00758-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0397.


2000JE04      Nucl.Instrum.Methods Phys.Res. B161-163, 186 (2000)

A.P.Jesus, B.Braizinha, J.P.Ribeiro

Excitation Function and Cross-Sections of the Reaction 19F(p, p'γ)19F

NUCLEAR REACTIONS 19F(p, p'γ), E=0.75-2.8 MeV; measured Eγ, Iγ, proton spectra; deduced excitation functions.

doi: 10.1016/S0168-583X(99)00855-1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0859.


1990JE02      Nucl.Instrum.Methods Phys.Res. B48, 93 (1990)

A.P.Jesus, J.P.Ribeiro

L3 Subshell Alignment of U by Light-Ion Impact

NUCLEAR REACTIONS U(p, X), (α, X), E=0.35-1 MeV/nucleon; measured X-ray spectra; deduced L3 subshell alignment.

ATOMIC PHYSICS U(p, X), (α, X), E=0.35-1 MeV/nucleon; measured X-ray spectra; deduced L3 subshell alignment.

doi: 10.1016/0168-583X(90)90081-5
Citations: PlumX Metrics


1989JE04      Nucl.Instrum.Methods Phys.Res. A280, 370 (1989)

A.P.Jesus, J.P.Ribeiro

M-Subshell Ionization of U by Light-Ion Bombardment

NUCLEAR REACTIONS U(p, X), (d, X), (α, X), E=0.2-1 MeV/nucleon; measured M X-ray production σ.

ATOMIC PHYSICS U(p, X), (d, X), (α, X), E=0.2-1 MeV/nucleon; measured M X-ray production σ.

doi: 10.1016/0168-9002(89)90934-0
Citations: PlumX Metrics


1989JE05      J.Phys.(London) B22, 65 (1989)

A.P.Jesus, J.P.Ribeiro, I.B.Niza, J.S.Lopes

L3-Subshell Alignment of Au Induced by Proton, Deuteron and Alpha-Particle Impact

NUCLEAR REACTIONS 197Au(p, X), (d, X), (α, X), E=0.2-1 MeV/nucleon; measured L X-ray anisotropy; deduced L-subshell alignment for Au.

ATOMIC PHYSICS 197Au(p, X), (d, X), (α, X), E=0.2-1 MeV/nucleon; measured L X-ray anisotropy; deduced L-subshell alignment for Au.

doi: 10.1088/0953-4075/22/1/009
Citations: PlumX Metrics


1987JE01      J.Phys.(London) B20, 95 (1987)

A.P.Jesus, J.P.Ribeiro, J.S.Lopes

Low-Velocity Effects in L-Subshell Ionisation of Ta and W Induced by Proton, Deuteron and Alpha Impact

ATOMIC PHYSICS Ta, W(p, X), E=0.2-9 MeV/nucleon; Ta, W(d, X), E=0.2-0.45 MeV/nucleon; measured L X-ray production σ; deduced low velocity effects.

doi: 10.1088/0022-3700/20/1/014
Citations: PlumX Metrics


1987JE04      J.Phys.(Paris), Colloq.C-9, 235 (1987)

A.P.Jesus, J.P.Ribeiro, J.S.Lopes

L Subshell Ionization of Eu and Gd by Proton, Deuteron and Alpha Bombardment

NUCLEAR REACTIONS Eu, Gd(p, X), (d, X), E=0.2-0.9 MeV/nucleon; Eu, Gd(α, X), E=0.2-0.45 MeV/nucleon; measured L X-ray production σ; deduced subshell ionization σ.


1985JE02      J.Phys.(London) B18, 2453 (1985)

A.P.Jesus, J.S.Lopes, J.P.Ribeiro

L-Shell X-Ray Production Cross Sections for Au, Pb and U by Proton, Deuteron and Alpha Impact

NUCLEAR REACTIONS 197Au, Pb, U(p, X), (d, X), E=0.2-0.9 MeV/nucleon; 197Au, Pb, U(α, X), E=0.2-0.45 MeV/nucleon; measured absolute L X-ray production σ.

doi: 10.1088/0022-3700/18/12/021
Citations: PlumX Metrics


1980RI07      Z.Phys. A298, 301 (1980)

J.P.Ribeiro, J.Byrne

Determination of β-Particle Longitudinal Polarization in the Decay of 210Bi

RADIOACTIVITY 210Bi; measured β-longitudinal polarization. Double focussing crossed field polarimeter. Conserved vector current hypothesis test.

doi: 10.1007/BF01425161
Citations: PlumX Metrics


1971SO15      C.R.Acad.Sci., Ser.B 273, 985 (1971)

J.C.Soares, J.P.Ribeiro, A.Goncalves, F.B.Gil, J.G.Ferreira

Sur les Intensities Relatives et Quelques Energies des Spectres α de 238Pu, 232U et 234Ra

RADIOACTIVITY 238Pu, 232U, 224Ra; measured Eα, Iα.


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