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NSR database version of May 24, 2024.

Search: Author = R.Bergere

Found 36 matches.

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1993BI02      Phys.Lett. 299B, 219 (1993)

N.Bianchi, A.Deppman, E.De Sanctis, A.Fantoni, P.Levi Sandri, V.Lucherini, V.Muccifora, E.Polli, A.R.Reolon, P.Rossi, M.Anghinolfi, P.Corvisiero, G.Gervino, L.Mazzaschi, V.Mokeev, G.Ricco, M.Ripani, M.Sanzone, M.Taiuti, A.Zucchiatti, R.Bergere, P.Carlos, P.Garganne, A.Lepretre

Measurement of the Total Cross Section for 238U Photofission in the Nucleon Resonance Region

NUCLEAR REACTIONS 238U(γ, F), E=0.2-1.2 GeV; measured fission σ(E).

doi: 10.1016/0370-2693(93)90251-C
Citations: PlumX Metrics


1993BI16      Phys.Rev. C48, 1785 (1993)

N.Bianchi, A.Deppman, E.De Sanctis, A.Fantoni, P.Levi Sandri, V.Lucherini, V.Muccifora, E.Polli, A.R.Reolon, P.Rossi, A.S.Iljinov, M.V.Mebel, J.D.T.Arruda-Neto, M.Anghinolfi, P.Corvisiero, G.Gervino, L.Mazzaschi, V.Mokeev, G.Ricco, M.Ripani, M.Sanzone, M.Taiuti, A.Zucchiatti, R.Bergere, P.Carlos, P.Garganne, A.Lepretre

Photofissility of 232Th Measured with Tagged Photons from 250 to 1200 MeV

NUCLEAR REACTIONS 232Th(γ, F), E=250-1200 MeV; measured photofission σ(E). 232Th deduced photofissility. Tagged photons, parallel plate avalanche detector.

doi: 10.1103/PhysRevC.48.1785
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0756.


1987LE19      Nucl.Phys. A472, 533 (1987)

A.Lepretre, R.Bergere, P.Bourgeois, P.Carlos, J.Fagot, J.L.Fallou, P.Garganne, A.Veyssiere, H.Ries, R.Goble, U.Kneissl, G.Mank, H.Stroher, W.Wilke, D.Ryckbosch, J.Jury

Absolute Photofission Cross Sections for 232Th and 235,238U Measured with Monochromatic Tagged Photons (20 MeV < E(γ) < 110 MeV)

NUCLEAR REACTIONS 232Th, 235,238U(γ, F), E=20-110 MeV; measured fission σ(E). 232Th, 235,238U deduced fission evaporation competition, fission probabilities. Hybrid model. Parallel plate avalanche detector, monochromatic tagged photons.

doi: 10.1016/0375-9474(87)90044-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0491.


1984CA38      Nucl.Phys. A431, 573 (1984)

P.Carlos, H.Beil, R.Bergere, J.Fagot, A.Lepretre, A.De Miniac, A.Veyssiere

Total Photonuclear Absorption Cross Section for Pb and for Heavy Nuclei in the Δ-Resonance Region

NUCLEAR REACTIONS Pb(γ, xn), E=145-440 MeV; Al, Cu, Sn, Ho, Ta, U(γ, xn), E=235, 330 MeV; measured photoabsorption σ(E) for x=1, 2. Interaction models. Monochromatic photons.

doi: 10.1016/0375-9474(84)90269-0
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0947.


1984RI09      Phys.Lett. 139B, 254 (1984)

H.Ries, U.Kneissl, G.Mank, H.Stroher, W.Wilke, R.Bergere, P.Bourgeois, P.Carlos, J.L.Fallou, P.Garganne, A.Veyssiere, L.S.Cardman

Absolute Photofission Cross Sections of 235,238U Measured with Tagged Photons between 40 and 105 MeV

NUCLEAR REACTIONS 235,238U(γ, F), E=40-105 MeV; measured absolute fission σ(E). 235,238U deduced total fission probability vs E. Tagged photon beam. Evaporation cascade model.

doi: 10.1016/0370-2693(84)91074-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0492.


1983BE45      Nuovo Cim. 76A, 147 (1983)

R.Bergere

Recent Experimental Studies of the Total Photonuclear Cross-Sections between 30 and 140 MeV

NUCLEAR REACTIONS Pb(γ, 2n), E=30-140 MeV; Sn(γ, 2n), E=20-140 MeV; analyzed photonuclear σ(E); deduced integrated σ, enhancement factor.


1983CH27      Phys.Lett. 127B, 331 (1983)

C.Chollet, J.Arends, H.Beil, R.Bergere, P.Bourgeois, P.Carlos, J.L.Fallou, J.Fagot, P.Garganne, A.Lepretre, A.Veyssiere

A Determination of the Total Photonuclear Absorption Cross Section for Pb in the Δ-Resonance Region by Means of a Neutron Multiplicity Measurement

NUCLEAR REACTIONS Pb(γ, xn), E=145-440 MeV; measured neutron multiplicity; deduced two-neutron emission σ(E), photonuclear absorption σ.

doi: 10.1016/0370-2693(83)91011-0
Citations: PlumX Metrics


1982BE28      Phys.Rev. C26, 304 (1982)

B.L.Berman, R.Bergere, P.Carlos

Integrated Photonuclear Cross Section for 16O

NUCLEAR REACTIONS 16O(γ, X), E=30-140 MeV; calculated σ(total), σ(partial); deduced meson exchange factor, mass dependence.

doi: 10.1103/PhysRevC.26.304
Citations: PlumX Metrics


1982CA05      Nucl.Phys. A378, 317 (1982)

P.Carlos, H.Beil, R.Bergere, B.L.Berman, A.Lepretre, A.Veyssiere

Photoneutron Cross Sections for Oxygen from 24-133 MeV

NUCLEAR REACTIONS 16O(γ, xn), E=24-133 MeV; measured integrated σ for x=1, 2, moments; deduced interaction mechanisms. Monoenergetic beam.

doi: 10.1016/0375-9474(82)90596-6
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0368.


1982LE24      Nucl.Phys. A390, 221 (1982)

A.Lepretre, H.Beil, R.Bergere, P.Carlos, J.Fagot, A.Veyssiere, I.Halpern

Analysis of Neutron Multiplicities in Photonuclear Reactions from 30 to 140 MeV in Heavy Elements

NUCLEAR REACTIONS Sn, Ce, Ta, Pb(γ, xn), E=25-140 MeV; measured photoneutron mean numbers, width distributions; deduced evaporation, fast neutron, proton average numbers. Monochromatic photons.

doi: 10.1016/0375-9474(82)90159-2
Citations: PlumX Metrics


1982LE25      Nucl.Phys. A390, 240 (1982)

A.Lepretre, H.Beil, R.Bergere, P.Carlos, J.Fagot, A.Veyssiere

A Study of the Formation of Compound Nucleus States by Absorption of 30 to 90 MeV Photons in Sn, Ce, Ta and Pb Nuclei

NUCLEAR REACTIONS Sn, Ce, Ta, Pb(γ, xn), E=30-90 MeV; measured σ vs compound nucleus excitation; deduced fast nucleon mean free path. Monochromatic photons.

doi: 10.1016/0375-9474(82)90160-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0061.


1982VE06      Z.Phys. A306, 139 (1982)

A.Veyssiere, H.Beil, R.Bergere, P.Carlos, J.Fagot, A.Lepretre, A.de Miniac

Experimental Photoneutron Cross Sections of Natural Zirconium from 8 MeV to 134 MeV

NUCLEAR REACTIONS Zr(γ, xn), E=8-134 MeV; measured σ(E) inclusive for x=1-5; deduced GDR, Γ. Lorentz fit.


1981LE16      Nucl.Phys. A367, 237 (1981)

A.Lepretre, H.Beil, R.Bergere, P.Carlos, J.Fagot, A.De Miniac, A.Veyssiere

Measurements of the Total Photonuclear Cross Sections from 30 MeV to 140 MeV for Sn, Ce, Ta, Pb and U Nuclei

NUCLEAR REACTIONS Sn, Ce, Ta, Pb, U(γ, xn), E=25-140 MeV; measured σ(Eγ) summed for n=1-12; deduced σ(Eγ, total), integrated σ, interaction models. Monochromatric photons.

doi: 10.1016/0375-9474(81)90516-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0061.


1978LE18      Phys.Lett. 79B, 43 (1978)

A.Lepretre, H.Beil, R.Bergere, P.Carlos, J.Fagot, A.Veyssiere, J.Ahrens, P.Axel, U.Kneissl

Total Photonuclear Absorption Cross Section of Pb Measured with Quasi-Monochromatic Photons between 25 and 106 MeV

NUCLEAR REACTIONS 208Pb(γ, xn), E=25-106 MeV; measured σ(γ, xn). Compared with classical dipole sums, quasi-monochromatic photon beam from annihilation in flight of monochromatic positrons; deduced enhancement factor K.

doi: 10.1016/0370-2693(78)90431-8
Citations: PlumX Metrics


1976CA06      Nucl.Phys. A258, 365 (1976)

P.Carlos, H.Beil, R.Bergere, J.Fagot, A.Lepretre, A.Veyssiere, G.V.Solodukhov

A Study of the Photoneutron Contribution to the Giant Dipole Resonance Of Nuclei in the 64 ≤ A ≤ 86 Mass Region

NUCLEAR REACTIONS 64Zn, Ga, 70,72,74,76Ge, 75As, 76,78,80,82Se(γ, n), (γ, np), (γ, 2n), E=8-30 MeV; measured (σ(γ, n)+σ(γ, pn)), σ(γ, 2n); deduced total photoneutron σtn(E), integrated σ, resonance widths. Enriched, natural targets.

doi: 10.1016/0375-9474(76)90012-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0043.


1976LE06      Nucl.Phys. A258, 350 (1976)

A.Lepretre, H.Beil, R.Bergere, P.Carlos, J.Fagot, A.De Miniac, A.Veyssiere, H.Miyase

A Study of the Giant Dipole Resonance in Doubly Even Tellurium and Cerium Isotopes

NUCLEAR REACTIONS 124,126,128,130Te, 140,142Ce(γ, n), (γ, np), (γ, 2n), E=8-26 MeV; measured (σ(γ, n)+σ(γ, pn)), (γ, 2n); deduced σt(E), Lorentz line parameters, integrated σ, resonance widths. Enriched targets.

doi: 10.1016/0375-9474(76)90011-7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0042.


1975VE07      J.Phys.(Paris), Lett. 36, L-267 (1975)

A.Veyssiere, H.Beil, R.Bergere, P.Carlos, A.Lepretre, A.De Miniac

Etude de la Resonance Geante Dipolaire dans la Region de Transition Autour de A = 190

NUCLEAR REACTIONS W, Re, Ir, Pt, Hg(γ, n), (γ, np), (γ, 2n), E=8-22 MeV; measured partial σ(E).

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0845.


1974BE33      Nucl.Phys. A227, 427 (1974)

H.Beil, R.Bergere, P.Carlos, A.Lepretre, A.de Miniac, A.Veyssiere

A Study of the Photoneutron Contribution to the Giant Dipole Resonance In Doubly Even Mo Isotopes

NUCLEAR REACTIONS 92,94,96,98,100Mo(γ, n), (γ, 2n), (γ, 3n), E=8-25 MeV; measured σ(γ, n), σ(γ, 2n), σ(γ, 3n); deduced total σ, Lorentz line parameters, integrated σ. 92,94,96,98,100Mo deduced giant dipole resonance widths, level-width. Enriched targets.

doi: 10.1016/0375-9474(74)90769-6
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0032.


1974CA05      Nucl.Phys. A219, 61 (1974)

P.Carlos, R.Bergere, H.Beil, A.Lepretre, A.Veyssiere

A Semi-Phenomenological Description of the Giant Dipole Resonance Width

NUCLEAR REACTIONS 92,94,96,98,100Mo, 116,117,118,120,124Sn, 142,143,144,145,146,148,150Nd, 144,148,150,152,154Sm(γ, X); measured nothing. 92,94,96,98,100Mo, 116,117,118,120,124Sn, 142,143,144,145,146,148,150Nd, 144,148,150,152,154Sm deduced resonances, level-width.

doi: 10.1016/0375-9474(74)90082-7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0032.


1974CA12      Nucl.Phys. A225, 171 (1974)

P.Carlos, H.Beil, R.Bergere, A.Lepretre, A.De Miniac, A.Veyssiere

The Giant Dipole Resonance in the Transition Region of the Samarium Isotopes

NUCLEAR REACTIONS 144,148,150,152,154Sm(γ, n), (γ, 2n), E=7-30 MeV; measured σ(E). 144,148,150,152,154Sm resonances deduced thresholds, integrated σ, Lorentz line parameters, intrinsic quadrupole moments. Enriched targets.

doi: 10.1016/0375-9474(74)90373-X
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0033.


1974LE03      Nucl.Phys. A219, 39 (1974)

A.Lepretre, H.Beil, R.Bergere, P.Carlos, A.De Miniac, A.Veyssiere, K.Kernbach

A Study of the Giant Dipole Resonance of Vibrational Nuclei in the 103 < A < 133 Mass Region

NUCLEAR REACTIONS 103Rh, Pd, Ag, Cd, 115In, 116,117,118,120,124Sn, Sb, Te, 133Cs(γ, n), (γ, 2n), E=8-30 MeV; measured σ(γ, n), σ(γ, 2n); deduced σ(γ, tot), integrated σ, Lorentz line parameters, intrinsic quadrupole moments Q0. Natural, enriched targets.

doi: 10.1016/0375-9474(74)90081-5
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0035.


1974VE06      Nucl.Phys. A227, 513 (1974)

A.Veyssiere, H.Beil, R.Bergere, P.Carlos, A.Lepretre, A.de Miniac

A Study of the Photoneutron Contribution to the Giant Dipole Resonance Of s-d Shell Nuclei

NUCLEAR REACTIONS 16O, 19F, Ne, 22Ne, 23Na, 27Al, 28Si, 31P, 32S, Cl, 35Cl, 39K, 40Ca, 40Ar, 45Sc, 51V(γ, n), (γ, np), (γ, 2n), E=8-30 MeV; measured σ(E), deduced total photoneutron σ, integrated σ. Natural targets.

doi: 10.1016/0375-9474(74)90774-X
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0039.


1973BE76      Bull.Inform.Sci.Tech.(Paris) No.179, 81 (1973)

R.Bergere, H.Beil, P.Carlos, A.Veyssiere

Etude de Reactions Photonucleaires avec des Photons Monochromatiques a 1'AL 60

NUCLEAR REACTIONS Rb, Sr, 89Y, 90Zr, 93Nb, Mo, Ag, Cd, In, Sb, 116,117,118,120,124Sn, Te, 127I, 139La, Ba, Ce, 141Pr, 142,143,144,145,146,148,150Nd, Sm, 159Tb, 165Ho, Er, 175Lu, 181Ta, Re, Pt, Ir, 197Au, 208Pb, 209Bi, 232Th, 238U, 237Np(γ, nX), E=6.38 MeV; measured σ(Eγ). 28Si, 27Al(γ, n), (γ, np); measured σ(En, Ep, Eγ).


1973VE01      Nucl.Phys. A199, 45 (1973)

A.Veyssiere, H.Beil, R.Bergere, P.Carlos, A.Lepretre, K.Kernbach

A Study of the Photofission and Photoneutron Processes in the Giant Dipole Resonance of 232Th, 238U and 237Np

NUCLEAR REACTIONS 232Th, 238U, 237Np(γ, n), (γ, 2n), (γ, F), E=6-25 MeV; measured σ(γ, n), σ(γ, 2n), σ(γ, F); deduced integrated σ, intrinsic quadrupole moments, Lorentz line parameters, n-width/F-width. 232Th, 238U, 237Np deduced giant resonance structure, Q, n-width/F-width. Natural targets.

doi: 10.1016/0375-9474(73)90333-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0031.


1972SU02      Phys.Rev. C5, 1705 (1972)

M.Sugawara, K.Shoda, T.Saito, H.Miyase, A.Suzuki, S.Oikawa, R.Bergere

Photoproton Reaction on Sn Isotopes

NUCLEAR REACTIONS 116,117,118,120,122,124Sn(γ, p), (e, e'p), E < 24 MeV; measured σ(E;Ep). 116,117,118,120,122,124Sn deduced resonances, isobaric analogs.

doi: 10.1103/PhysRevC.5.1705
Citations: PlumX Metrics


1971BE44      Nucl.Phys. A172, 426 (1971)

H.Beil, R.Bergere, P.Carlos, A.Lepretre, A.Veyssiere, A.Parlag

Giant Dipole Resonance in N=82 Nuclei

NUCLEAR REACTIONS Ba, 139La, Ce, 141Pr, Nd(γ, xn), E=9-24 MeV; measured σ(E); deduced integrated σ, Lorentz line parameters. Natural targets.

doi: 10.1016/0375-9474(71)90724-X
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0024.


1971CA26      Nucl.Phys. A172, 437 (1971)

P.Carlos, H.Beil, R.Bergere, A.Lepretre, A.Veyssiere

The Giant Dipole Resonance in the Transition Region for the Neodymium Isotopes

NUCLEAR REACTIONS 142,143,144,145,146,148,150Nd(γ, n)(γ, 2n), E=9-20 MeV; measured σ(E). 150Nd deduced thresholds, integrated σ, Lorentz line parameters, quadrupole moment. Enriched targets.

doi: 10.1016/0375-9474(71)90725-1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0025.


1971LE28      Nucl.Phys. A175, 609 (1971)

A.Lepretre, H.Beil, R.Bergere, P.Carlos, A.Veyssiere, M.Sugawara

The Giant Dipole States in the A = 90 Mass Region

NUCLEAR REACTIONS Rb, Sr, 89Y, 90Zr, 93Nb(γ, n), (γ, 2n), E=10-26 MeV; measured σ(E); deduced integrated σ, one Lorentz line parameters; proposed integrated σ-, (t0), σ-1(t0+1). Natural targets for rb, sr, y, nb. Enriched 90Zr target.

doi: 10.1016/0375-9474(71)90454-4
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0027.


1971VE12      J.Phys.(Paris) 32, Suppl.C5, 229 (1971)

A.Veyssiere, H.Beil, R.Bergere, P.Carlos, A.Lepretre, M.Sugawara

Etude de la Resonance Geante dans la Region de Transition de N = 82 a N = 90

NUCLEAR REACTIONS 142,143,144,145,146,148,150Nd(γ, xn), E=8-20 MeV; measured σ(E).


1970VE03      Nucl.Phys. A159, 561 (1970)

A.Veyssiere, H.Beil, R.Bergere, P.Carlos, A.Lepretre

Photoneutron Cross Sections of 208Pb and 197Au

NUCLEAR REACTIONS 197Au, 208Pb(γ, n), (γ, 2n), (γ, 3n), (γ, 4n), E=6-35 MeV; measured σ(E); deduced integrated σ. 197Au, 208Pb deduced giant resonance parameters.

doi: 10.1016/0375-9474(70)90727-X
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0021.


1969BE16      Nucl.Instr.Methods 67, 293 (1969)

H.Beil, R.Bergere, A.Veyssiere

Des Dimensions Permettant l'Etude Simultanee des Reactions (γ, xn) Systeme de Detection de Photoneutrons Utilisant un Scintillateur a Gran

NUCLEAR REACTIONS 181Ta(γ, xn), E < 45 MeV; measured σ(E).

doi: 10.1016/0029-554X(69)90462-5
Citations: PlumX Metrics


1969BE32      Nucl.Phys. A133, 417(1969)

R.Bergere, H.Beil, P.Carlos, A.Veyssiere

Sections Efficaces Photoneutroniques de I, Ce, Sm, Er et Lu

NUCLEAR REACTIONS 127I, Ce, Sm, Er, Lu(γ, n), (γ, 2n), (γ, 3n), (γ, xn), E = 5-35 MeV; measured σ(E); deduced thresholds , Lorentz curve parameters, integrated σ, nuclear deformation parameters, intrinsic quadrupole moments, level density parameters, nuclear temperatures. Natural targets.

doi: 10.1016/0375-9474(69)90644-7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0015.


1969BE72      Compt.Rend. 269B, 216 (1969)

H.Beil, R.Bergere, P.Carlos, A.Veyssiere

Etude de la Structure de la Resonance Geante du Noyau du Plomb-208

NUCLEAR REACTIONS 208Pb(γ, xn), E=7-19 MeV; measured σ(E); deduced (γ, n) threshold. 208Pb deduced giant resonance structure.


1969VE07      Compt.Rend. 268B, 981 (1969)

A.Veyssiere, H.Beil, R.Bergere, P.Carlos

Etude par Reactions Photonuclearies de la Deformation du Noyau de l'Iode-127

NUCLEAR REACTIONS 127I(γ, n), (γ, 2n), (γ, 3n), E < 32 MeV; measured σ(E). 127I deduced Q.


1968BE41      Nucl.Phys. A121, 463 (1968)

R.Bergere, H.Beil, A.Veyssiere

Photoneutron Cross Sections of La, Tb, Ho and Ta

NUCLEAR STRUCTURE 137La, 136La, 138La, 157Tb, 158Tb, 156Tb, 162Ho, 164Ho, 163Ho, 179Ta, 180Ta, 178Ta, 177Ta; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0375-9474(68)90433-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0012.


1960MI04      J.Phys.Radium 21, 429 (1960)

A.Michaudon, R.Bergere, A.Coin, R.Joly

Measurement and Analysis of the Fission Cross Section of Uranium-235

NUCLEAR STRUCTURE 236U; measured not abstracted; deduced nuclear properties.

doi: 10.1051/jphysrad:01960002105042900
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset20727.


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