Nuclear Science References (NSR)

NUCLEAR REACTIONS ¹²C, ¹⁶O, ²⁴Mg, ²⁷Al, ²⁸Si, ³¹P, ³²S, ⁴⁰Ca, ⁵⁶Fe, ⁶⁴Cu, ⁸⁹Y, ¹¹⁰Cd, ¹⁵²Sm, ²⁰⁸Pb, ²³⁸U(γ, K⁺X), (p, K⁺X), E=2-3 GeV; calculated Λ(1520) hyperon production σ, target mass dependence. In-medium effects discussed.

doi: 10.1140/epja/i2006-10052-6
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2006OS03 Pramana 66, 731 (2006)

E.Oset, D.Cabrera, V.K.Magas, L.Roca, S.Sarkar, M.J.Vicente Vacas, A.Ramos

Chiral dynamics of baryon resonances and hadrons in a nuclear medium

doi: 10.1007/BF02704803
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2006RO18 Phys.Rev. C 73, 045208 (2006)

L.Roca, S.Sarkar, V.K.Magas, E.Oset

Unitary coupled channel analysis of the Λ(1520) resonance

NUCLEAR REACTIONS ¹H(K^-, 2π⁰X), (K^-, π⁺π^-X), E not given; analyzed hyperon production σ. ¹H(γ, K⁺K^-), E=2.8-4.8 GeV; ¹H(π^-, K⁰K^-), E at 2.9-3.3 GeV/c; analyzed invariant mass distributions. Resonance production data discussed.

doi: 10.1103/PhysRevC.73.045208
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2006RO19 Eur.Phys.J. A 27, 373 (2006)

L.Roca, C.Hanhart, E.Oset, U.-G.Meissner

Testing the nature of the Λ(1520)-resonance in proton-induced production

NUCLEAR REACTIONS ¹H(p, pX), E at 3.7 GeV/c; calculated Λ(1520)-resonance production associated invariant mass distributions, ratios. Unitarized coupled-channels model.

doi: 10.1140/epja/i2006-10009-9
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2005MA43 Phys.Rev. C 71, 065202 (2005)

V.K.Magas, L.Roca, E.Oset

φ meson width in the medium from proton induced φ production in nuclei

NUCLEAR REACTIONS ¹²C, ¹⁶O, ²⁴Mg, ²⁷Al, ²⁸Si, ³¹P, ³²S, ⁴⁰Ca, ⁵⁶Fe, ⁶⁴Cu, ⁸⁹Y, ¹¹⁰Cd, ¹⁵²Sm, ²⁰⁸Pb, ²³⁸U(p, X), E=2.7, 2.83 GeV; calculated φ production σ; deduced medium effects.

doi: 10.1103/PhysRevC.71.065202
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2005MA49 Nucl.Phys. A755, 495c (2005)

V.K.Magas, L.Roca, E.Oset

Measuring the φ meson width in the medium from p induced φ production in nuclei

NUCLEAR REACTIONS ¹²C, ¹⁶O, ²⁴Mg, ²⁷Al, ²⁸Si, ³¹P, ³²S, ⁴⁰Ca, ⁵⁶Fe, ⁶⁴Cu, ⁸⁹Y, ¹¹⁰Cd, ¹⁵²Sm, ²⁰⁸Pb, ²³⁸U(p, X), E=2.7, 2.83 GeV; calculated φ-meson production σ, medium effects.

doi: 10.1016/j.nuclphysa.2005.03.062
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2005RO03 Nucl.Phys. A748, 192 (2005)

L.Roca

Helicity asymmetries in double pion photoproduction on the proton

NUCLEAR REACTIONS ¹H(polarized γ, π⁺π^-), (polarized γ, 2π⁰), E(cm)=1400-1550 MeV; calculated angular distribution of helicity asymmetry.

doi: 10.1016/j.nuclphysa.2004.10.028
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2004CA06 Nucl.Phys. A733, 130 (2004)

D.Cabrera, L.Roca, E.Oset, H.Toki, M.J.Vicente Vacas

Mass dependence of inclusive nuclear φ photoproduction

NUCLEAR REACTIONS ¹²C, ⁶⁴Cu(γ, X), E not given; calculated φ meson production σ vs momentum; deduced target mass dependences.

doi: 10.1016/j.nuclphysa.2003.12.012
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2004RO34 Nucl.Phys. A744, 127 (2004)

L.Roca, J.E.Palomar, E.Oset, H.C.Chiang

Unitary chiral dynamics in J/Ψ → VPP decays and the role of scalar mesons

doi: 10.1016/j.nuclphysa.2004.08.004
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2003PA51 Nucl.Phys. A729, 743 (2003)

J.E.Palomar, L.Roca, E.Oset, M.J.Vicente Vacas

Sequential vector and axial-vector meson exchange and chiral loops in radiative phi decay

doi: 10.1016/j.nuclphysa.2003.10.003
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2003RO10 Nucl.Phys. A723, 129 (2003)

L.Roca, E.Oset

The (π^-, γγ) reaction in nuclei and the σ meson in the medium

NUCLEAR REACTIONS ¹H, ²⁰⁸Pb(π^-, γ), E=50-400 MeV; calculated photon pair invariant mass spectra. Observability of in-medium effects discussed.

doi: 10.1016/S0375-9474(03)01090-X
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2003RO20 Nucl.Phys. A721, 719c (2003)

L.Roca, E.Oset, M.J.V.Vicente Vacas

σ meson in a nuclear medium through two pion photoproduction

NUCLEAR REACTIONS ¹H, ¹²C, ²⁰⁸Pb(γ, 2π⁰), (γ, π⁰π⁺), (γ, π⁰π^-), E not given; calculated two-pion invariant mass distributions, medium effects. Comparison with data.

doi: 10.1016/S0375-9474(03)01165-5
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2003VI09 Nucl.Phys. A721, 301c (2003)

M.J.Vicente Vacas, E.Oset, L.Roca

Mass and width of the σ meson at finite density

NUCLEAR REACTIONS ¹H, ¹²C, ²⁰⁸Pb(γ, 2π⁰), (γ, π⁰π⁺), (γ, π⁰π^-), E not given; calculated pion pair invariant mass, role of σ meson mass, width. Comparison with data.

doi: 10.1016/S0375-9474(03)01055-8
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2002RO28 Phys.Lett. 541B, 77 (2002)

L.Roca, E.Oset, M.J.Vicente Vacas

The σ Meson in a Nuclear Medium Through Two Pion Photoproduction

NUCLEAR REACTIONS ¹H(γ, 2π⁰), E=400-460 MeV; calculated σ. ¹H, ¹²C, ²⁰⁸Pb(γ, 2π⁰), E ≈ 400-460 MeV; calculated two-pion mass distributions; deduced medium effects.

doi: 10.1016/S0370-2693(02)02188-3
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2001NA38 Nucl.Phys. A695, 295 (2001)

J.C.Nacher, E.Oset, M.J.Vicente Vacas, L.Roca

The Role of Δ(1700) Excitation and ρ Production in Double Pion Photoproduction

NUCLEAR REACTIONS ¹H(γ, π⁺π⁰), (γ, π⁺π^-), (γ, 2π⁰), E=300-800 MeV; calculate σ, invariant mass spectra; deduced ρ meson and Δ resonance contributions. Comparisons with data.

doi: 10.1016/S0375-9474(01)01110-1
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