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NSR database version of April 11, 2024.

Search: Author = F.D.Santos

Found 44 matches.

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2004BR08      Phys.Rev. C 69, 024608 (2004)

B.Braizinha, C.R.Brune, A.M.Eiro, B.M.Fisher, H.J.Karwowski, D.S.Leonard, E.J.Ludwig, F.D.Santos, I.J.Thompson

Resonant and direct components in the 3He(d, p)4He reaction at low energies

NUCLEAR REACTIONS 3He(polarized d, p), E=0.52, 0.89, 1.49 MeV; measured σ(θ=0°), analyzing power; deduced scattering matrix elements.

doi: 10.1103/PhysRevC.69.024608
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0978.


2001BR23      Nucl.Phys. A689, 369c (2001)

B.Braizinha, A.M.Eiro, F.D.Santos

The 12C(α, γ)16O Reaction at Astrophysical Energies

NUCLEAR REACTIONS 12C(α, γ), E(cm)=0-4 MeV; analyzed astrophysical S-factor, multipole components; deduced parameters, resonance contributions.

doi: 10.1016/S0375-9474(01)00857-0
Citations: PlumX Metrics


2000HE12      J.Phys.(London) G26, 1217 (2000)

J.Henriques de Jesus, J.P.Pinto, F.D.Santos

Effects of Variable Nucleon Energy in the Relativistic Analysis of Deuteron-Nucleus Scattering

NUCLEAR REACTIONS 24Mg, 40Ca, 58Ni(d, d), E=200, 400, 700 MeV; calculated σ(θ), vector and tensor analyzing powers; deduced effects of variable nucleon-nucleus interaction energy. Comparisons with data.

doi: 10.1088/0954-3899/26/8/309
Citations: PlumX Metrics


1999PI16      Europhys.Lett. 47, 668 (1999)

J.P.Pinto, A.Amorim, F.D.Santos

Relativistic Deuteron Structure Function at Large Q2

NUCLEAR STRUCTURE 2H; calculated deep inelastic unpolarized structure function.

doi: 10.1209/epl/i1999-00441-9
Citations: PlumX Metrics


1999VE11      Phys.Rev. C60, 064003 (1999)

K.D.Veal, C.R.Brune, W.H.Geist, H.J.Karwowski, E.J.Ludwig, E.E.Bartosz, P.D.Cathers, T.L.Drummer, K.W.Kemper, A.M.Eiro, F.D.Santos, B.Kozlowska, H.J.Maier, I.J.Thompson

Determination of the Asymptotic D- to S-State Ratio for 6Li via (6Li(pol), d) Transfer Reactions

NUCLEAR REACTIONS 40Ca, 58Ni(polarized 6Li, d), E=34 MeV; measured deuteron spectra, σ(E, θ), Ay(θ), tensor analyzing powers. 6Li deduced asymptotic D- to S-state ratio. DWBA analysis.

doi: 10.1103/PhysRevC.60.064003
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0607.


1998VE03      Phys.Rev.Lett. 81, 1187 (1998)

K.D.Veal, C.R.Brune, W.H.Geist, H.J.Karwowski, E.J.Ludwig, A.J.Mendez, E.E.Bartosz, P.D.Cathers, T.L.Drummer, K.W.Kemper, A.M.Eiro, F.D.Santos, B.Kozlowska, H.J.Maier, I.J.Thompson

Deformation Effects in 6Li

NUCLEAR REACTIONS 58Ni(polarized 6Li, d), E=34 MeV; analyzed σ(θ), A(y)(θ), A(zz)(θ), A(xz)(θ). 6Li deduced asymptototic D- to S-state ratio. DWBA analysis.

doi: 10.1103/PhysRevLett.81.1187
Citations: PlumX Metrics


1997PI05      Phys.Rev. C55, 2577 (1997)

J.P.Pinto, F.D.Santos, A.Amorim

Eikonal Approximation to Deuteron-Nucleus Scattering at Intermediate Energies

NUCLEAR REACTIONS 40Ca(polarized d, d), E=700 MeV; analyzed σ(θ), tensor analyzing power vs θ. Eikonal approximation, integral representation.

doi: 10.1103/PhysRevC.55.2577
Citations: PlumX Metrics


1996PI02      Phys.Rev. C53, 2376 (1996)

J.P.Pinto, A.Amorim, F.D.Santos

Microscopic Relativistic Model for Deuteron-Nucleus Scattering

NUCLEAR REACTIONS 40Ca(polarized d, d), E=400, 700 MeV; analyzed σ(θ), vector, tensor analyzing power vs θ. Microscopic relativistic model.

doi: 10.1103/PhysRevC.53.2376
Citations: PlumX Metrics


1994SA18      Phys.Lett. 325B, 267 (1994)

F.D.Santos, A.Arriaga

Full Determination of Transition Matrix Elements in the d(pol)(p(pol), pp)n Reaction

NUCLEAR REACTIONS 2H(polarized p, 2p), E not given; calculated transition matrix elements; deduced d helicity amplitudes dependence. Collinear geometry.

doi: 10.1016/0370-2693(94)90008-6
Citations: PlumX Metrics


1993CR01      Phys.Rev. C47, 2690 (1993)

E.R.Crosson, S.K.Lemieux, E.J.Ludwig, W.J.Thompson, M.Bisenberger, R.Hertenberger, D.Hofer, H.Kader, P.Schiemenz, G.Graw, A.M.Eiro, F.D.Santos

Probing α-Particle Wave Functions Using (d(pol), α) Reactions

NUCLEAR REACTIONS 50Ti, 58Ni(polarized d, α), E=16, 22 MeV; measured σ(θ), vector, tensor analyzing power vs θ; deduced α-particle D-state role. Exact finite-range DWBA analysis.

doi: 10.1103/PhysRevC.47.2690
Citations: PlumX Metrics


1993CR04      Phys.Rev. C48, 1770 (1993)

E.R.Crosson, E.J.Ludwig, M.Bisenberger, R.Hertenberger, D.Hofer, H.Kader, P.Schiemenz, G.Graw, A.M.Eiro, F.D.Santos, B.A.Brown

Configuration Mixing in 56Co and 46Sc Using (d(pol), α) Reactions

NUCLEAR REACTIONS 58Ni, 48Ti(polarized d, α), E=22 MeV; measured σ(θ), analyzing power vs θ. 56Co, 46Sc levels deduced L-mixing ratios.

doi: 10.1103/PhysRevC.48.1770
Citations: PlumX Metrics


1992AM05      Phys.Lett. 297B, 31 (1992)

A.Amorim, F.D.Santos

Relativistic Impulse Approximation for Deuteron Scattering

NUCLEAR REACTIONS 40Ca(polarized d, d), E=700 MeV; analyzed σ(θ), vector, tensor analyzing power vs θ. Relativistic impulse approximation.

doi: 10.1016/0370-2693(92)91064-G
Citations: PlumX Metrics


1992CR01      Phys.Rev. C45, R492 (1992)

E.R.Crosson, R.K.Das, S.K.Lemieux, E.J.Ludwig, W.J.Thompson, M.Bisenberger, R.Hertenberger, D.Hofer, H.Kader, P.Schiemenz, G.Graw, A.M.Eiro, F.D.Santos

Probing α-Particle Wave Functions by (d, α) Tensor Analyzing Powers

NUCLEAR REACTIONS 58Ni(polarized d, α), E=22 MeV; 50Ti(polarized d, α), E=16 MeV; measured σ(θ), analyzing power vs θ; deduced optical model parameters. 4He deduced D-state parameters. DWBA analysis, realistic interactions.

doi: 10.1103/PhysRevC.45.R492
Citations: PlumX Metrics


1991AM01      Phys.Rev. C44, 2100 (1991)

A.Amorim, F.D.Santos

From Dirac Phenomenology to Deutron-Nucleus Elastic Scattering at Intermediate Energies

NUCLEAR REACTIONS 58Ni, 40Ca(polarized d, d), E=400, 700 MeV; analyzed σ(θ), vector analyzing power vs θ. Global nucleon-nucleus Dirac optical potentials.

doi: 10.1103/PhysRevC.44.2100
Citations: PlumX Metrics


1990EI01      J.Phys.(London) G16, 1139 (1990)

A.M.Eiro, F.D.Santos

Non-Spherical Components of Light Nuclei

NUCLEAR REACTIONS, ICPND 2H(polarized d, γ), E=0.8-14.7 MeV; compiled astrophysical S-factor vs E other data analyses. 40Ca, 31P(d, t), 40Ca, 31P, 4He(d, 3He), E not given; 208Pb(polarized d, t), E=12.3 MeV; 208Pb(polarized d, p), E=9 MeV; 90Zr(polarized d, p), E=5.5 MeV; 119Sn(polarized d, t), E=12 MeV; 89Y(d, α), E not given; compiled data analyses. 2,3H, 3,4He deduced D-state components method dependence.

doi: 10.1088/0954-3899/16/8/010
Citations: PlumX Metrics


1990LU10      J.Phys.(Paris), Colloq.C-6, 439 (1990)

E.J.Ludwig, C.M.Bhat, T.B.Clegg, E.R.Crosson, H.J.Karwowski, G.Graw, P.Schiemenz, R.Hertenberger, H.Kader, D.Hofer, M.Bisenberger, A.M.Eiro, F.D.Santos

D-State Parameter Determinations for 3He and 4He

NUCLEAR REACTIONS 32S(polarized d, 3He), E=16 MeV; 58Ni(polarized d, α), E=22 MeV; measured σ(θ), analyzing power vs θ. 3,4He deduced asymptotic D- to S-state ratio, D2 parameter.


1990SA40      J.Phys.(London) G16, 1909 (1990)

F.D.Santos

Large Entrance Channel Spin-2 Amplitudes in the 6Li(d, α)4He Reaction

NUCLEAR REACTIONS 6Li(polarized d, α), E=8-10 MeV; analyzed tensor analyzing power features; deduced mechanisms for large spin-2 amplitude generation.

doi: 10.1088/0954-3899/16/12/015
Citations: PlumX Metrics


1990SA47      J.Phys.(Paris), Colloq.C-6, 443 (1990)

F.D.Santos, I.J.Thompson, A.M.Eiro

6Li D-State Effects in the 6Li(d(pol), α)4He Reaction

NUCLEAR REACTIONS 6Li(polarized d, α), E=10 MeV; analyzed tensor analyzing power data. 6Li deduced D-state component.


1989CR01      Phys.Rev. C39, 305 (1989)

R.Crespo, A.M.Eiro, F.D.Santos

D-State Effects in the Radiative Capture Reaction d + α → 6Li + γ

NUCLEAR REACTIONS, ICPND 4He(polarized d, γ), E(cm) ≈ 2-10 MeV; calculated σ(θ), capture σ(E), tensor analyzing power vs θ; deduced 6Li D-state role. Direct capture model.

doi: 10.1103/PhysRevC.39.305
Citations: PlumX Metrics


1989CR04      J.Phys.(London) G15, 637 (1989)

R.Crespo, F.D.Santos

Medium Effects in Deuteron Elastic Scattering

NUCLEAR REACTIONS 208Pb(polarized d, d), E=56 MeV; analyzed σ(θ), polarization observables vs θ; deduced medium effects role. Brueckner-Hartree-Fock calculations of optical model.

doi: 10.1088/0954-3899/15/5/016
Citations: PlumX Metrics


1989SA17      J.Phys.(London) G15, 1275 (1989)

F.D.Santos, J.L.Yun

The 2H(d, γ)4He Reaction and Primordial Nucleosynthesis

NUCLEAR REACTIONS 2H(d, γ), E not given; analyzed reaction rate; deduced influence on light element abundances in early universe.

doi: 10.1088/0954-3899/15/8/022
Citations: PlumX Metrics


1988AR11      Phys.Rev. C37, 2312 (1988)

A.Arriaga, A.M.Eiro, F.D.Santos, J.E.Ribeiro

2H(d, γ)4He Reaction from a Microscopic Point of View

NUCLEAR REACTIONS 2H(d, γ), (polarized d, γ), E=1-15 MeV; calculated σ(θ), tensor analyzing power; deduced deuteron D-state effects role. 4He deduced asymptotic D/S state ratio.

doi: 10.1103/PhysRevC.37.2312
Citations: PlumX Metrics


1988PI01      Phys.Rev. C37, 1 (1988)

W.K.Pitts, H.O.Meyer, L.C.Bland, J.D.Brown, R.C.Byrd, M.Hugi, H.J.Karwowski, P.Schwandt, A.Sinha, J.Sowinski, I.J.van Heerden, A.Arriaga, F.D.Santos

1H(d(pol), γ)3He Reaction at E(d) = 95 MeV

NUCLEAR REACTIONS, MECPD 1H(polarized d, γ), E=95 MeV; measured σ(θ), analyzing power vs θ. 3He deduced D- to S- state asymptotic normalization ratio.

doi: 10.1103/PhysRevC.37.1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0625.


1986KA27      Nucl.Phys. A457, 15 (1986)

B.C.Karp, E.J.Ludwig, J.E.Bowsher, B.L.Burks, T.B.Clegg, F.D.Santos, A.M.Eiro

Alpha-Particle D-State and Configuration-Mixing Effects in the 89Y(d, α)87Sr Reaction

NUCLEAR REACTIONS 89Y(polarized d, α), E=9, 12, 16 MeV; measured σ(θ), vector, tensor analyzing power vs θ. 89Y(polarized d, d), E=12 MeV; measured σ(θ), vector analyzing power vs θ. 87Sr(α, α), E=19.5 MeV; measured σ(θ). 87Sr levels deduced L, J, configuration mixing, α-particle D-state parameter. Finite range DWBA.

doi: 10.1016/0375-9474(86)90517-8
Citations: PlumX Metrics


1986SA16      Phys.Lett. 175B, 110 (1986)

F.D.Santos

Relativistic Spin-1 Dynamics and Deuteron-Nucleus Elastic Scattering

NUCLEAR REACTIONS 2H(p, p), (n, n), E not given; analyzed elastic scattering processes; deduced spin-orbit potential model dependence. Dirac approach compared to folding model.

doi: 10.1016/0370-2693(86)90697-0
Citations: PlumX Metrics


1986WE07      Phys.Rev. C34, 32 (1986)

H.R.Weller, P.Colby, J.Langenbrunner, Z.D.Huang, D.R.Tilley, F.D.Santos, A.Arriaga, A.M.Eiro

4He D-State Effects in the 2H(d, γ)4He Reaction at Low Energies

NUCLEAR REACTIONS, ICPND 2H(d, γ), E=0.7-14.9 MeV; measured Eγ, Iγ, γ(θ), σ(E). 4He deduced asymptotic D-to-S state ratio.

doi: 10.1103/PhysRevC.34.32
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0387.


1985SA04      Phys.Rev. C31, 707 (1985)

F.D.Santos, A.Arriaga, A.M.Eiro, J.A.Tostevin

4He D-State Effects in the 2H(d(pol), γ)4He Reaction

NUCLEAR REACTIONS 2H(polarized d, γ), E=9.7 MeV; calculated tensor analyzing power vs θ; deduced D-state role. 4He deduced D- to S-state ratio. Wave function input from resonating group phase shifts.

doi: 10.1103/PhysRevC.31.707
Citations: PlumX Metrics


1985SA18      Phys.Rev. C32, 338 (1985)

F.D.Santos, B.C.Karp, J.E.Bowsher, E.J.Ludwig, A.M.Eiro

Determination of Two-Nucleon Spectroscopic Amplitudes from (d, α) Analyzing Powers

NUCLEAR REACTIONS 89Y(d, α), E=9, 12, 16 MeV; measured σ(θ), vector, tensor analyzing power vs θ. 87Sr levels deduced L, J, mixing amplitudes. Finite-range DWBA, S-, D-state admixture, neutron, proton configurations involved.

doi: 10.1103/PhysRevC.32.338
Citations: PlumX Metrics


1984AR07      Phys.Rev. C29, 1945 (1984)

A.Arriaga, F.D.Santos

3He D-State Effects in the 1H(d(pol), γ)3He Reaction

NUCLEAR REACTIONS 1H(polarized d, γ), E ≈ 1-20 MeV; calculated tensor analyzing power vs θ. 3He deduced asymptotic, D-to S-state ratio.

doi: 10.1103/PhysRevC.29.1945
Citations: PlumX Metrics


1984KA33      Phys.Rev.Lett. 53, 1619 (1984)

B.C.Karp, E.J.Ludwig, W.J.Thompson, F.D.Santos

α-Particle D-State Components from (d, α) Analyzing Powers

NUCLEAR REACTIONS 89Y(polarized d, α), E=9, 12, 16 MeV; measured σ(θ), analyzing power vs θ. 4He deduced D-state parameter. Exact finite-range DWBA analysis.

doi: 10.1103/PhysRevLett.53.1619
Citations: PlumX Metrics


1983SA42      Prog.Theor.Phys.(Kyoto) 70, 1679 (1983)

F.D.Santos

L Mixing and D-State Effects in (d, α) Reactions

NUCLEAR REACTIONS 36Ar, 32S(polarized d, α), E=16 MeV; calculated vector, tensor analyzing power vs θ; deduced sensitivity to α-particle D-state effects. 34Cl, 30P levels deduced L-mixing effects. DWBA method.

doi: 10.1143/PTP.70.1679
Citations: PlumX Metrics


1982SA12      Phys.Rev. C25, 3243 (1982)

F.D.Santos, S.A.Tonsfeldt, T.B.Clegg, E.J.Ludwig, Y.Tagishi, J.F.Wilkerson

α-Particle D-State Effects in (d, α) Reactions

NUCLEAR REACTIONS 32S, 36,38Ar(polarized d, α), E=16 MeV; analyzed tensor analyzing power data ; deduced α-particle D-state effects. DWBA, Jackson-Riska model D-to S-state ratio.

doi: 10.1103/PhysRevC.25.3243
Citations: PlumX Metrics


1981LI23      Phys.Rev. C24, 1852 (1981)

P.W.Lisowski, R.C.Byrd, G.Mack, W.Tornow, R.L.Walter, T.B.Clegg, F.D.Santos

Polarization Transfer in (d(pol), n(pol)) Reactions on Light Nuclei at θ = 0°

NUCLEAR REACTIONS 12C, 14N, 16O, 28Si(polarized d, n), E=5-15 MeV; measured polarization transfer. 12C(d, n), E=6-14 MeV; measured σ(θ=0°). DWBA analysis.

doi: 10.1103/PhysRevC.24.1852
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1415.


1981SA16      Phys.Lett. 101B, 219 (1981)

F.D.Santos, A.M.Goncalves

Analyzing Powers of Heavy Ion Induced Transfer Reactions

NUCLEAR REACTIONS 58Ni(polarized 7Li, 6Li), E=20.3 MeV; analyzed σ(θ), iT11(θ). Semiclassical model, DWBA analysis.

doi: 10.1016/0370-2693(81)90298-7
Citations: PlumX Metrics


1981SA20      Phys.Rev. C24, 156 (1981)

F.D.Santos, A.M.Goncalves

Strong j-Dependent Effects in (7Li(pol), 6Li) Reactions

NUCLEAR REACTIONS 58Ni(polarized 7Li, 6Li), E=20.3 MeV; calculated σ(θ), vector, tensor analyzing power vs θ; deduced j-dependent effects. DWBA analysis.

doi: 10.1103/PhysRevC.24.156
Citations: PlumX Metrics


1981SA27      Phys.Rev. C24, 1379 (1981)

F.D.Santos

Coulomb Effects on Charged Particle Exchange Singularities

NUCLEAR REACTIONS 1,3H, 3He(d, d), E=0-60 MeV; calculated exchange amplitude Coulomb correction factor. 3H, 3He deduced asymptotic D- to S-state ratio.

doi: 10.1103/PhysRevC.24.1379
Citations: PlumX Metrics


1979SA02      Phys.Rev. C19, 238 (1979)

F.D.Santos, A.M.Eiro, A.Barroso

N + d Clustering of Three-Nucleon Systems: D-State Effects in (d, t) and (d, 3He) Reactions

NUCLEAR STRUCTURE 3H; calculated S, D states of overlap integral with d; deduced zero-range normalization constant, D-state parameter for (d, t), (d, 3He).

doi: 10.1103/PhysRevC.19.238
Citations: PlumX Metrics


1977RO17      Nucl.Phys. A289, 269 (1977)

S.Roman, A.K.Basak, J.B.A.England, J.M.Nelson, N.E.Sanderson, F.D.Santos, A.M.Eiro

3He D-State Effects in (d, 3He) Reactions

NUCLEAR REACTIONS 27Al(polarized d, 3He), E=12.4 MeV; measured iT11, T20, T22(θ); deduced 3He d-state contribution. Natural target.

doi: 10.1016/0375-9474(77)90032-X
Citations: PlumX Metrics


1976SA04      Phys.Rev. C13, 1145 (1976)

F.D.Santos

1- and j-Dependent Effect in (d, p) Reactions

NUCLEAR REACTIONS 12C, 16O, 40Ca, 52Cr, 28Si, 90Zr, 54Fe(polarized d, p), E=6-13.3 MeV; calculated A(θ). Surface reaction model.

doi: 10.1103/PhysRevC.13.1145
Citations: PlumX Metrics


1975KN07      Phys.Rev.Lett. 35, 1570 (1975)

L.D.Knutson, B.P.Hichwa, A.Barroso, A.M.Eiro, F.D.Santos, R.C.Johnson

Effects of the Triton D State in (d, t) Reactions

NUCLEAR REACTIONS 118Sn(d, t), E=12.0 MeV; 208Pb(d, t), E=12.3 MeV; measured polarization parameters T20, T21, T22.

doi: 10.1103/PhysRevLett.35.1570
Citations: PlumX Metrics


1974SA11      Phys.Lett. 51B, 14 (1974)

F.D.Santos

Transparency to Vector Polarization Transfer in Deuteron Stripping Reactions

NUCLEAR REACTIONS 12C, 40Ca(d, p); calculated P(θ).

doi: 10.1016/0370-2693(74)90138-5
Citations: PlumX Metrics


1974SA20      Nucl.Phys. A236, 90 (1974)

F.D.Santos

Polarization Transfer in Deuteron Stripping Reactions

NUCLEAR REACTIONS 12C, 24Mg, 28Si, 40Ca(polarized d, p), E=12.3 MeV; calculated P(θ).

doi: 10.1016/0375-9474(74)90223-1
Citations: PlumX Metrics


1973JO10      Nucl.Phys. A208, 221 (1973)

R.C.Johnson, F.D.Santos, R.C.Brown, A.A.Debenham, G.W.Greenlees, J.A.R.Griffith, O.Karban, D.C.Kocher, S.Roman

Vector and Tensor Analysing Power of (d, p) Reactions and Deuteron D-State Effects

NUCLEAR REACTIONS 9Be, 12C, 16O, 19F, 25Mg, 28Si, 40Ca(polarized d, p), E=12.3 MeV; measured analyzing powers iT11(θ), T20(θ), T22(θ), deduced importance of d-state effects. 10Be, 13C, 17O, 20F, 26Mg, 29Si, 41Ca deduced level J. Enriched 25Mg, 40Ca targets.

doi: 10.1016/0375-9474(73)90371-0
Citations: PlumX Metrics


1971JO22      Particles Nucl. 2, 285 (1971)

R.C.Johnson, F.D.Santos

Deuteron D-State Effects in (d, p) and (p, d) Reactions

NUCLEAR REACTIONS 40Ca, 88Sr(d, p), E=12, 11 MeV; 16O, 48Ca, 56Fe(p, d), E=30, 18, 18.5 MeV; 206Pb, 28Si, 50,52Cr(d, p), 90Zr(d, p), E=10, 13, 7.5, 8.0, 15 MeV; 66Zn(d, n), E=10 MeV; 116Sn, 114Sn(p, d), E=30, 20.7 MeV; analyzed σ(θ), d-state deuteron effects.DWBA.


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