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NSR database version of April 27, 2024.

Search: Author = A.A.Melo

Found 8 matches.

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2000CO32      Hyperfine Interactions 129, 461 (2000)

J.G.Correia, J.P.Araujo, J.G.Marques, A.R.Ramos, A.A.Lourenco, V.Amaral, V.Galindo, J.P.Senateur, F.Weiss, U.Wahl, A.A.Melo, J.C.Soares, J.B.Sousa, and the ISOLDE Collaboration

Electron-gamma perturbed angular correlation studies on high-T_C superconductors

doi: 10.1023/A:1012653614899
Citations: PlumX Metrics

1999CO22      Nucl.Instrum.Methods Phys.Res. B152, 357 (1999)

J.G.Correia, J.G.Marques, A.A.Melo, J.C.Soares, H.Haas, and the ISOLDE Collaboration

On-Line Perturbed Angular Correlation Studies with the Short Lived ¹²⁷Cs Probe

RADIOACTIVITY ¹²⁷Ba(β⁺), (EC); ¹²⁷Cs(EC); measured Eγ, Iγ(θ, H, T), E(ce), I(ce), eγ-coin. ¹²⁷Cs deduced μ, Q. On-line perturbed angular correlation.

doi: 10.1016/S0168-583X(98)00979-3
Citations: PlumX Metrics

1995MA97      Nucl.Instrum.Methods Phys.Res. B99, 645 (1995)

J.G.Marques, J.G.Correia, A.A.Melo, M.F.da Silva, J.C.Soares, and the ISOLDE-CERN Isotope Separator Collaboration

Nuclear Structure Studies with (p, n) Reactions at Intermediate Energies

RADIOACTIVITY ⁷³As(EC); ⁷⁵Br(EC), (β⁺); ^111mCd(IT); compiled, reviewed γ(e^-)(θ, H) data. ^197mHg(IT), (EC); ^199mHg(IT); measured γ(e^-)(θ, H, t); deduced magnetic hyperfine field, electric field gradient in Co. Four detector γ(e^-) spectrometer, ISOLDE isotope separator.

doi: 10.1016/0168-583X(94)00591-5
Citations: PlumX Metrics

1994AL37      Nucl.Instrum.Methods Phys.Res. B85, 457 (1994)

E.Alves, J.G.Correia, J.G.Marques, A.A.Melo, M.F.da Silva, J.C.Soares, H.Haas

The Lattice Site of Au in Be After 24h ^197mHg Isotopes Implantation and Decay

RADIOACTIVITY ^197mHg(IT), (EC) [from Pb(p, X), E=1 GeV]; measured γ(ce)(θ, H), source implantation in Be; deduced HgBe, AuBe pairs electric field gradients features, Au in Be lattice site. Rutherford backscattering spectrometry, channeling, internal-channeling experiments also used.

doi: 10.1016/0168-583X(94)95863-7
Citations: PlumX Metrics

1993CO17      Hyperfine Interactions 80, 1321 (1993)

J.G.Correia, H.Haas, J.G.Marques, A.A.Melo, J.C.Soares, and the ISOLDE Collaboration

⁷³Ge: A new high resolution PAC probe

RADIOACTIVITY ⁷³As(EC) [from ⁷³Se(β⁺), (EC)]; measured eγ(θ, H, t), ee(θ, H, t); deduced magnetic interaction in Ni, quadrupole frequency in Sb. ⁷³Ge level deduced μ, quadrupole moment, T_1/2.

doi: 10.1007/BF00567498
Citations: PlumX Metrics

1992CO09      Nucl.Instrum.Methods Phys.Res. B63, 248 (1992)

J.Correia, A.A.Melo, M.F.da Silva, J.C.Soares, H.Haas, M.D.Serrano, E.Dieguez, and the ISOLDE Collaboration

Hyperfine Interactions and Rutherford Backscattering Studies of Cd and Hg in CdTe Single Crystals and Thin Films

RADIOACTIVITY ^111mCd, ^197mHg; measured γ(ce)(θ, H, t) in CdTe single crystals. Thin films.

doi: 10.1016/0168-583X(92)95206-7
Citations: PlumX Metrics

1987CR02      Hyperfine Interactions 34, 223 (1987)

M.M.Cruz, A.A.Melo, M.F.da Silva, J.C.Soares

Electric Field Gradients at Tantalum Implanted Magnesium and in Metastable Magnesium Based Systems Formed by annealing

RADIOACTIVITY ¹⁸¹Hf(β^-) [from 80 MeV neutron irradiation of Hf]; measured γγ(θ, H, t); deduced Ta electric field gradient in Mg systems.

doi: 10.1007/BF02072708
Citations: PlumX Metrics

1982SO05      Phys.Rev. C25, 1587 (1982)

J.C.Soares, A.A.Melo, F.B.Gil, R.N.Saxena, H.Dias, F.Krmpotic

Lifetimes and g-Factor Measurements in the Decay of the 399 keV Isomeric State in ¹⁹⁷Pt and the Quasiparticle-Phonon Coupling Model

RADIOACTIVITY ^197mPt [from ¹⁹⁶Pt(n, γ)]; measured Eγ, Iγ(t), γγ(t), γγ(θ, H, T), T_1/2. ¹⁹⁷Pt levels deduced B(λ), μ, g. Enriched target, Ge(Li), hyperpure Ge, NaI(Tl) detectors. Particle-vibrator coupling model.

NUCLEAR STRUCTURE ^195,197Pt, ^197,199Hg; calculated B(E2), g. Particle-vibrator coupling model.

doi: 10.1103/PhysRevC.25.1587
Citations: PlumX Metrics