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NSR database version of May 24, 2024.

Search: Author = M.N.Martins

Found 26 matches.

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2019SA44      Phys.Rev. A 100, 022703 (2019)

O.C.B.Santos, V.R.Vanin, N.L.Maidana, M.N.Martins, M.H.Tabacniks, C.L.Rodrigues, T.F.Silva, A.D.Santos, S.F.Barros, J.A.Garcia-Alvarez, M.F.Koskinas, J.M.Fernandez-Varea, M.S.Pindzola

Experimental and theoretical cross sections for K-shell ionization of 52Te , 73Ta , and 83Bi by electrons with energies up to 100 keV

NUCLEAR REACTIONS Te, Ta, Bi(E, E'), E<100keV; measured reaction products, X-rays; deduced σ.

doi: 10.1103/PhysRevA.100.022703
Citations: PlumX Metrics

2007RO02      Phys.Rev. C 75, 014605 (2007)

T.E.Rodrigues, M.N.Martins, C.Garcia, J.D.T.Arruda-Neto, J.Mesa, K.Shtejer, F.Garcia

Photon-induced multiple particle emissions of 90Zr and natZr from 10 to 140 MeV

NUCLEAR REACTIONS Zr, 90Zr(γ, xnyp), E=10-140 MeV; calculated photoabsorption σ, particle emission branching ratios, giant resonance and quasideuteron contributions. Multicollisional Monte Carlo approach, comparisons with data.

doi: 10.1103/PhysRevC.75.014605
Citations: PlumX Metrics

2003RO12      Phys.Rev. C 68, 014618 (2003)

T.E.Rodrigues, J.D.T.Arruda-Neto, Z.Carvalheiro, J.Mesa, A.Deppman, V.P.Likhachev, M.N.Martins

Statistical and direct aspects of 64Zn(γ, n) and (γ, np) decay channels in the giant dipole resonance and quasideuteron energy regions

NUCLEAR REACTIONS 64Zn(e, n), (e, np), E=12.5-60 MeV; measured σ. 64Zn(γ, n), (γ, np), E=10-60 MeV; deduced σ. Comparison with previous results.

doi: 10.1103/PhysRevC.68.014618
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0652.

2001SH03      Phys.Rev. C63, 017602 (2001)

V.B.Shostak, G.P.Palkin, N.I.Woloshin, V.P.Likhachev, M.N.Martins, M.T.F.da Cruz

6He Neutron Distribution Radius from 7Li(p, 2p)6He Reaction

NUCLEAR REACTIONS 7Li(p, 2p), E=70 MeV; analyzed σ(E, θ). 6He deduced neutron rms radius. Distorted-wave approximation for nonlocal realistic t matrix.

doi: 10.1103/PhysRevC.63.017602
Citations: PlumX Metrics

2001SH46      Braz.J.Phys. 31, 327 (2001)

V.B.Shostak, G.P.Palkin, N.I.Woloshin, V.P.Likhachev, J.D.T.Arruda-Neto, M.T.F.da Cruz, M.N.Martins

Analysis of the Ratio of (p, pn) to (p, 2p) Reaction Cross Sections

NUCLEAR REACTIONS 7Li(p, 2p), (p, np), E=70 MeV; analyzed σ(E, θ), final-state interactions and off-shell effects. Distorted-wave approximation, non-local realistic t-matrix.

doi: 10.1590/s0103-97332001000200028
Citations: PlumX Metrics

2000SH01      Phys.Rev. C61, 024601 (2000)

V.B.Shostak, G.P.Palkin, N.I.Voloshin, V.P.Likhachev, M.N.Martins, J.D.T.Arruda-Neto

Study of 9Be(p, pn) and 9Be(p, 2p) Reactions at 70 MeV

NUCLEAR REACTIONS 9Be(p, np), (p, 2p), E=70 MeV; measured proton spectra, neutron spectra, pp-, np-coin, σ(E, θ); deduced 1s and 1p shell contributions. 8Be deduced radius. Comparisons with neighboring nuclides.

doi: 10.1103/PhysRevC.61.024601
Citations: PlumX Metrics

1999LI02      Phys.Rev. C59, 525 (1999)

V.P.Likhachev, M.N.Martins, M.T.F.da Cruz, J.D.T.Arruda-Neto, L.P.Geraldo, R.Semmler, J.F.Dias

Triton Angular Distributions from the 7Li(γ, t)α Reaction Near Threshold

NUCLEAR REACTIONS 7Li(γ, t), E=6.4-6.7, 8.5-9.0 MeV; measured tritons σ(E, θ). Comparison with binary cluster model.

doi: 10.1103/PhysRevC.59.525
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0617.

1999TE01      Phys.Rev. C59, 522 (1999)

L.A.A.Terremoto, V.P.Likhachev, M.N.Martins, M.T.F.da Cruz, N.Teruya

Branching Ratio of the 26Mg(e, e'α0)22Ne Reaction in the Giant Resonance Region

NUCLEAR REACTIONS 26Mg(e, e'α), E=14-26 MeV; analyzed data; deduced α0 branching ratios. 26Mg deduced α0 decay branch of GDR.

doi: 10.1103/PhysRevC.59.522
Citations: PlumX Metrics

1998LI07      Nucl.Phys. A628, 597 (1998)

V.P.Likhachev, M.N.Martins, Yu.A.Kasatkin, M.T.F.da Cruz, J.D.T.Arruda-Neto, V.B.Shostak, V.V.Denyak, I.G.Evseev, S.A.Paschuk, V.M.Khvastunov

Disintegration of the Deuteron by Linearly Polarized Photons at Low Energies

NUCLEAR REACTIONS 2H(polarized γ, p), E=5-10 MeV bremsstrahlung; measured σ(θ), asymmetry following disintegration. Model comparison.

doi: 10.1016/S0375-9474(97)00620-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0647.

1998SH33      Nucl.Phys. A643, 3 (1998)

V.B.Shostak, G.P.Palkin, N.I.Voloshin, V.P.Likhachev, J.D.T.Arruda-Neto, M.T.F.da Cruz, M.N.Martins

Study of 7Li(p, pn) and 7Li(p, 2p) Reactions at 70 MeV

NUCLEAR REACTIONS 7Li(p, 2p), (p, np), E=70 MeV; measured σ(Ep, θ(1), θ(2)); deduced off-shell, final state interaction effects. Distorted wave approximation, realistic T-matrix.

doi: 10.1016/S0375-9474(98)00551-X
Citations: PlumX Metrics

1997TE11      Phys.Rev. C56, 2597 (1997)

L.A.A.Terremoto, V.P.Likhachev, M.N.Martins, H.J.Emrich, G.Fricke, T.Krohl, K.W.Neff

Giant Resonances in the 26Mg(e, e'α0)22Ne Reaction

NUCLEAR REACTIONS 26Mg(e, e'α), E=14-26 MeV; measured eα-coin, σ(Eα, Ee, θ(α), θ(e)); deduced multipole components, sum rules. 22Ne deduced resonances.

doi: 10.1103/PhysRevC.56.2597
Citations: PlumX Metrics

1996LI59      Nucl.Instrum.Methods Phys.Res. A376, 455 (1996)

V.P.Likhachev, J.F.Dias, M.-L.Yoneama, M.N.Martins, J.D.T.Arruda-Neto, C.C.Bueno, V.Perevertailo, O.Frolov

Silicon Strip Detectors for Fission

RADIOACTIVITY 252Cf(SF); measured fission fragment spectra. 241Am(α); measured α-spectra; deduced silicon strip detector performance characteristics.

doi: 10.1016/0168-9002(96)00275-6
Citations: PlumX Metrics

1995AN16      Phys.Rev. C52, 1484 (1995)

M.L.P.Antunes, M.N.Martins

Two Proton and Two Neutron Photoemission Cross Sections of 63Cu

NUCLEAR REACTIONS 63Cu(e, 2p), (e, 2n), E=28-60 MeV; measured electrodisintegration σ; deduced σ(γ, 2p)(Eγ), σ(γ), 2n(Eγ), E2, E1 components.

doi: 10.1103/PhysRevC.52.1484
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG3001.

1993GE03      Phys.Rev. C48, 105 (1993)

F.Gerab, M.N.Martins

One Neutron Photoemission Cross Section of 238U

NUCLEAR REACTIONS 238U(e, n), E=12-60 MeV; measured σ(θ); deduced E1, E2 components of (γ, n) reaction. DWBA analysis.

doi: 10.1103/PhysRevC.48.105
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG3004.

1990DI07      Phys.Rev. C42, 1559 (1990)

H.F.Dias, M.N.Martins, E.Wolynec

Proton Emission Cross Sections of Silicon Isotopes

NUCLEAR REACTIONS, ICPND 30,29Si(e, p), (e, 2p), E=20-60 MeV; measured σ(E); deduced σ(E) for (γ, p), (γ, 2p). Virtual photon theory.

doi: 10.1103/PhysRevC.42.1559
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG3002.

1988CA12      J.Phys.(London) G14, 779 (1988)

M.I.C.Cataldi, E.Wolynec, M.N.Martins, P.Gouffon, Y.Miyao

Electrodisintegration of 208Pb, 209Bi and 181Ta

NUCLEAR REACTIONS 208Pb, 209Bi, 181Ta(e, xn), E=8-22 MeV; calculated electrodisintegration σ(E). 181Ta, 208Pb, 209Bi deduced isoscalar E2 transition strengths, B(M1). Virtual photon analysis.

doi: 10.1088/0305-4616/14/6/018
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG3003.

1988CA15      J.Phys.(London) G14, 1139 (1988)

M.C.A.Campos, E.Wolynec, M.N.Martins

M1 Strength in 197Au

NUCLEAR REACTIONS 197Au(e, n), E=9-23 MeV; measured σ(E). 197Au deduced E2 and M1 transition strengths. Virtual photon analysis.

doi: 10.1088/0305-4616/14/8/016
Citations: PlumX Metrics

1987WO02      J.Phys.(London) G13, 515 (1987)

E.Wolynec, V.A.Serrao, M.N.Martins

Nuclear Size Effects in Virtual Photon Spectra

NUCLEAR REACTIONS 181Ta(e, n), E=9-30 MeV; measured σ(E). 181Ta deduced E2 transition strength. Activation method. Virtual photon analysis.

doi: 10.1088/0305-4616/13/4/015
Citations: PlumX Metrics

1985DO15      Phys.Rev. C32, 781 (1985)

W.R.Dodge, E.Hayward, M.N.Martins, E.Wolynec

(e, p) and (e, α) Reactions in 90Zr and 92Zr

NUCLEAR REACTIONS 92,90Zr(e, p), (e, α), E=20-130 MeV; measured σ(θp, Ep), σ(θα, Eα), proton, α yields; deduced σ(γ, p), σ(γ, α). Enriched targets. DWBA, virtual photon spectra.

doi: 10.1103/PhysRevC.32.781
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG3005.

1984MA53      Phys.Rev. C30, 1855 (1984)

M.N.Martins, E.Hayward, G.Lamaze, X.K.Maruyama, F.J.Schima, E.Wolynec

Experimental Test of the Bremsstrahlung Cross Section

NUCLEAR REACTIONS 63Cu(e, n), E=13.5-60 MeV; measured electrodisintegration σ(E); deduced bremsstrahlung σ(E), σ(γ, n). Activation technique, thin Cu, Mo, Ta, Th radiators. Virtual photon theory.

doi: 10.1103/PhysRevC.30.1855
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0473.

1984WO04      Phys.Rev. C29, 1137 (1984)

E.Wolynec, A.R.V.Martinez, P.Gouffon, Y.Miyao, V.A.Serrao, M.N.Martins

Comment on Photoneutron Cross Sections

NUCLEAR REACTIONS 89Y, 115In, 117,118,120,124Sn, 133Cs, 159Tb, 165Ho, 181Ta, 197Au, 208Pb(γ, n), (γ, 2n), E not given; analyzed data; deduced neutron multiplicity sorting role. Saclay, Livermore data.

doi: 10.1103/PhysRevC.29.1137
Citations: PlumX Metrics

1982MA41      Phys.Rev. C26, 1936 (1982)

M.N.Martins, E.Wolynec, M.C.A.Campos

Electrodisintegration of 63Cu and 65Cu

NUCLEAR REACTIONS 65Cu(e, α), 63Cu(e, 2n), E=14-34 MeV; measured σ(E); deduced σ(γ, α), σ(γ, 2n) vs E. DWBA analysis, virtual photons, electrodisintegration.

doi: 10.1103/PhysRevC.26.1936
Citations: PlumX Metrics

1977MA19      Phys.Rev. C16, 613 (1977)

M.N.Martins, E.Wolynec, G.Moscati

Multipolarities of Nuclear Transitions Involved in the One Neutron Disintegration of 238U

NUCLEAR REACTIONS 238U(e, en), E=6-25 MeV; measured σ(E). DWBA virtual photon analysis.

doi: 10.1103/PhysRevC.16.613
Citations: PlumX Metrics

1976WO06      Phys.Rev.Lett. 37, 585 (1976)

E.Wolynec, M.N.Martins, G.Moscati

Alpha Decay of the Giant Quadrupole Resonance in 238U

NUCLEAR REACTIONS 238U(e, e'α), E=9-24 MeV; measured σ(E). 238U deduced E2 strength, Γ.

doi: 10.1103/PhysRevLett.37.585
Citations: PlumX Metrics

1975WO04      Phys.Rev. C11, 1083 (1975)

E.Wolynec, G.Moscati, J.R.Moreira, O.D.Goncalves, M.N.Martins

Disintegration of 12C, 19F, 35Cl, 63Cu, and 65Cu by Real and Virtual Radiation

NUCLEAR REACTIONS 12C, 19F, 35Cl, 65Cu(γ, n), (e, e'n), 63Cu(γ, 2n), (e, e'2n), E=16-39 MeV; measured σ(Eγ)/σ(Ee); deduced photoabsorption.

doi: 10.1103/PhysRevC.11.1083
Citations: PlumX Metrics

1975WO07      Nucl.Phys. A244, 205 (1975)

E.Wolynec, G.Moscati, O.D.Goncalves, M.N.Martins

An Analysis of Electrodisintegration of Nuclei Using E1 Virtual Radiation Spectra Evaluated with Coulomb Distorted Waves

NUCLEAR REACTIONS 12C, 63Cu, 64Zn, 109Ag, 181Ta, 197Au(e, e'n), (γ, n), E=12-36 MeV; calculated photo/electro disintegration.

doi: 10.1016/0375-9474(75)90056-1
Citations: PlumX Metrics

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