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NSR database version of May 3, 2024.

Search: Author = R.Guardiola

Found 31 matches.

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2001GU05      Nucl.Phys. A679, 393 (2001)

R.Guardiola, I.Moliner, M.A.Nagarajan

Alpha-Cluster Model for 8Be and 12C with Correlated Alpha Particles

NUCLEAR STRUCTURE 8Be, 12C; calculated binding energies. Alpha-cluster model, comparison with previous results.

doi: 10.1016/S0375-9474(00)00366-3
Citations: PlumX Metrics


2001GU19      Nucl.Phys. A689, 499c (2001)

R.Guardiola, J.Navarro

Description of Strongly Interacting Systems by Means of Jastrow and Configuration Interaction Correlated Wave Functions

doi: 10.1016/S0375-9474(01)00890-9
Citations: PlumX Metrics


2000MO11      Phys.Lett. 480B, 61 (2000)

I.Moliner, R.F.Bishop, N.R.Walet, R.Guardiola, J.Navarro, M.Portesi

The Translationally-Invariant Coupled Cluster Method in Coordinate Space

doi: 10.1016/S0370-2693(00)00368-3
Citations: PlumX Metrics


1999BI13      J.Phys.(London) G25, 945 (1999)

R.F.Bishop, R.Guardiola, P.I.Moliner, J.Navarro, M.Portesi, N.R.Walet

Microscopic and Translationally-Invariant Calculations with Tensor Forces and Tensor Correlations

NUCLEAR STRUCTURE 4He; calculated binding energy. Several interactions compared.

doi: 10.1088/0954-3899/25/4/076
Citations: PlumX Metrics


1998BI16      Nucl.Phys. A643, 243 (1998)

R.F.Bishop, R.Guardiola, I.Moliner, J.Navarro, M.Portesi, A.Puente, N.R.Walet

Translationally Invariant Treatment of Pair Correlations in Nuclei II. Tensor Correlations

NUCLEAR STRUCTURE 4He, 8Be, 12C, 16O; calculated binding energies; deduced tensor correlations contributions. Realistic V6 interactions, several potentials compared, translational invariance.

doi: 10.1016/S0375-9474(98)00562-4
Citations: PlumX Metrics


1998GU02      Nucl.Phys. A628, 187 (1998)

R.Guardiola, I.Moliner, J.Navarro, M.Portesi

Translationally-Invariant Coupled-Cluster Method for Finite Systems

doi: 10.1016/S0375-9474(97)00627-1
Citations: PlumX Metrics


1998GU06      J.Phys.(London) G24, L37 (1998)

R.Guardiola, M.Portesi

State-Dependent Jastrow Correlation Functions for 4He Nuclei

NUCLEAR STRUCTURE 4He; calculated ground-state energy. State-dependent correlation functions, V4 interactions.

doi: 10.1088/0954-3899/24/4/002
Citations: PlumX Metrics


1996GU16      Phys.Lett. 383B, 243 (1996)

R.Guardiola, P.I.Moliner, J.Navarro

Two-Body and Hyperradial Correlations in the Description of Many-Body Systems

NUCLEAR STRUCTURE A=4; A=16; A=40; calculated bosonic systems binding energies variational upperbound; deduced hyperradial correlations role. Different approaches used.

doi: 10.1016/0370-2693(96)00765-4
Citations: PlumX Metrics


1996GU19      Nucl.Phys. A609, 218 (1996)

R.Guardiola, P.I.Moliner, J.Navarro, R.F.Bishop, A.Puente, N.R.Walet

Translationally Invariant Treatment of Pair Correlations in Nuclei: I. Spin and isospin dependent correlations

NUCLEAR STRUCTURE 4He, 8Be, 12C, 16O; calculated binding energy. Translationally invariant pair correlations treatment, spin, isospin dependent correlations.

doi: 10.1016/S0375-9474(96)00315-6
Citations: PlumX Metrics


1993BI14      J.Phys.(London) G19, 1163 (1993)

R.F.Bishop, E.Buendia, M.F.Flynn, R.Guardiola

Translationally Invariant Clusters in Coordinate Space: Higher-order clusters and the Gaussian expansion basis

NUCLEAR STRUCTURE 3H; calculated ground state energy. 4He; calculated ground state energy, one-body, two-body distribution function, rms radius. Translationally invariant clusters, different interactions.

doi: 10.1088/0954-3899/19/8/007
Citations: PlumX Metrics


1993GU14      Acta Phys.Pol. B24, 525 (1993)

R.Guardiola, J.Navarro

Microscopic Calculations of the Hypernucleus (Λ)5He


1992BI02      J.Phys.(London) G18, L21 (1992)

R.F.Bishop, E.Buendia, M.F.Flynn, R.Guardiola

Diffusion Monte Carlo Determination of the Binding Energy of the 4He Nucleus for Model Wigner Potentials

NUCLEAR STRUCTURE 4He; calculated binding energy. Diffusion Monte Carlo method.

doi: 10.1088/0954-3899/18/2/002
Citations: PlumX Metrics


1991BI03      J.Phys.(London) G17, 857 (1991)

R.F.Bishop, E.Buendia, M.F.Flynn, R.Guardiola

Independent Clusters in Coordinate Space: An efficient alternative to shell-model expansions

NUCLEAR STRUCTURE 4He; calculated ground state energy. Coordinate space correlation functions.

doi: 10.1088/0954-3899/17/6/008
Citations: PlumX Metrics


1990BI01      J.Phys.(London) G16, L61 (1990)

R.F.Bishop, M.F.Flynn, M.C.Bosca, E.Buendia, R.Guardiola

On Large-Scale Shell-Model Calculations in 4He

NUCLEAR STRUCTURE 4He; calculated ground state energy. Coupled-cluster method, center-of-mass motion exact treatment.

doi: 10.1088/0954-3899/16/3/005
Citations: PlumX Metrics


1990BI05      Phys.Rev. C42, 1341 (1990)

R.F.Bishop, M.F.Flynn, M.C.Bosca, E.Buendia, R.Guardiola

Translationally Invariant Coupled Cluster Theory for Simple Finite Systems

NUCLEAR STRUCTURE 4He; calculated ground state energy. Coupled cluster theory, translational invariance.

doi: 10.1103/PhysRevC.42.1341
Citations: PlumX Metrics


1988BO04      Nucl.Phys. A476, 471 (1988)

M.C.Bosca, R.Guardiola

Correlated Basis Functions Theory of Light Nuclei (I). General Description and Ground States

NUCLEAR STRUCTURE 4He, 12C, 16O; A=4-16; calculated ground state energy. Correlated basis functions theory.

doi: 10.1016/0375-9474(88)90420-4
Citations: PlumX Metrics


1988GU13      Nucl.Phys. A489, 45 (1988)

R.Guardiola, M.C.Bosca

Correlated Basis Functions Theory of Light Nuclei (II). Spectra of Light Nuclei

NUCLEAR STRUCTURE A=5-16; calculated levels. Correlated basis functions.

doi: 10.1016/0375-9474(88)90051-6
Citations: PlumX Metrics


1987BO42      Phys.Lett. 198B, 312 (1987)

M.C.Bosca, E.Buendia, R.Guardiola

Monte Carlo Test of the Convergence of Cluster Expansions in Jastrow Correlated Nuclei

NUCLEAR STRUCTURE 8Be, 12C, 16O; calculated binding energies. Monte Carlo method.

doi: 10.1016/0370-2693(87)90669-1
Citations: PlumX Metrics


1982DE51      Phys.Lett. 118B, 13 (1982)

J.S.Dehesa, R.Guardiola, A.Polls, J.Ros

Monopole Resonances and Jastrow Correlations

NUCLEAR STRUCTURE 4He, 16O, 40Ca; calculated isoscalar monopole resonances, EWSR; deduced short range correlation role.

doi: 10.1016/0370-2693(82)90591-3
Citations: PlumX Metrics


1981GU10      Nucl.Phys. A371, 79 (1981)

R.Guardiola, A.Faessler, H.Muther, A.Polls

Brueckner Theory and Jastrow Approach for Finite Nuclei

NUCLEAR STRUCTURE 4He, 16O, 40Ca; calculated binding energy, charge radius. Jastrow variational, Brueckner-Hartree-Fock methods.

doi: 10.1016/0375-9474(81)90746-6
Citations: PlumX Metrics


1979GU16      Nucl.Phys. A328, 490 (1979)

R.Guardiola

Energy Calculations in Correlated Finite Nuclei

NUCLEAR STRUCTURE 4He, 16O; calculated ground state energy. Jastrow variational method, optimal correlation function to fourth order, cluster expansion.

doi: 10.1016/0375-9474(79)90235-5
Citations: PlumX Metrics


1976GA16      Nucl.Phys. A267, 137 (1976)

J.Garcia-Roger, R.Guardiola

The Structure of 12C in a Deformed Translationally Invariant Model: Variational Determination of the Energy and Static Properties

NUCLEAR STRUCTURE 12C; calculated wave functions. Deformed translationally invariant model.

doi: 10.1016/0375-9474(76)90648-5
Citations: PlumX Metrics


1974CI02      Phys.Lett. 51B, 26 (1974)

C.Ciofi degli Atti, R.Guardiola

Self-Consistent Wave Functions, Center-of-Mass Motion and High-Energy Particle-Nucleus Scattering

NUCLEAR REACTIONS 4He, 16O(e, e), (p, p); calculated σ. 16O deduced charge form factor.

doi: 10.1016/0370-2693(74)90142-7
Citations: PlumX Metrics


1974GU21      Nucl.Phys. A234, 458 (1974)

R.Guardiola, E.Oset

Short-Range Correlations in High-Energy Hadron Collisions

NUCLEAR REACTIONS 4He, 16O(p, p), E=1 GeV; calculated σ, form factors.

doi: 10.1016/0375-9474(74)90575-2
Citations: PlumX Metrics


1973GU18      Nuovo Cim. 14A, 132 (1973)

R.Guardiola, P.Pascual

Study of the Energy Loss Spectra in the (p, 2p) Reaction in 12C with Glauber's Theory

NUCLEAR REACTIONS 12C(p, 2p'), E=1 GeV; calculated σ(Ep', E(11B)). Glauber theory.

doi: 10.1007/BF02734608
Citations: PlumX Metrics


1972BE71      Nuovo Cim. 9A, 450 (1972)

J.Bernabeu, R.Guardiola, P.Pascual

Total Muon-Capture Rate. Application to 11B

NUCLEAR REACTIONS 11B(μ-, νn), E approx 0; calculated total capture rate.

doi: 10.1007/BF02785250
Citations: PlumX Metrics


1972GU14      Lett.Nuovo Cim. 4, 869 (1972)

R.Guardiola, E.Oset

Elastic Electron Scattering by 16O with Short-Range Correlations: Study of Third-Order Terms

NUCLEAR REACTIONS 16O(e, e), calculated σ(θ). Short-range correlations, 3rd-order terms.

doi: 10.1007/BF02756253
Citations: PlumX Metrics


1971CI03      Phys.Lett. 36B, 287 (1971)

C.Ciofi degli Atti, R.Guardiola

High-Energy Electron and Proton Scattering and Deformation of 12C Nucleus

NUCLEAR REACTIONS 12C(e, e), (p, p), E approx 1 GeV; calculated σ(θ); deduced inadequacy of deformed nuclear model for 12C(e, e).

doi: 10.1016/0370-2693(71)90704-0
Citations: PlumX Metrics


1971GU30      An.Fis. 67, 227 (1971)

R.Guardiola, J.L.Sanchez-Gomez

Effect of Correlations on High Energy Pion Photoproduction from Nuclei


1970GU15      Lett.Nuovo Cim. 4, 1005 (1970)

R.Guardiola

Elastic Scattering of 1 GeV Protons on 12C

NUCLEAR REACTIONS 12C(p, p), E=1 GeV; calculated σ(θ).

doi: 10.1007/BF02755263
Citations: PlumX Metrics


1970GU17      An.Fis. 66, 217 (1970)

R.Guardiola, J.L.Sanchez-Gomez, P.L.de Guevara

Fotoproduccion de π+ en 3He a Bajas Energias

NUCLEAR REACTIONS 3He(γ, π+)nd, E < 350 MeV; calculated σ. Impulse approximation.


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