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NSR database version of April 11, 2024.

Search: Author = E.Chavez

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2022CH34      Nucl.Instrum.Methods Phys.Res. B526, 77 (2022)

E.Chavez, V.Araujo-Escalona, J.Mas-Ruiz, L.Acosta, E.Andrade, L.Barron-Palos, R.J.R.Gleason, A.Huerta, M.Rodriguez-Ceja, D.J.Marin-Lambarri, C.G.Mendez, S.Padilla, C.Solis, A.O.Valdez-Guerrero

Accelerator Mass Spectrometry, an ultrasensitive tool to measure cross sections for stellar nucleosynthesis

NUCLEAR REACTIONS 28Si(d, α), E=1-5 MeV; measured reaction products. 26Al, 10B, 14C; deduced the activation-AMS method. 5.5 MV CN-Van de Graaff accelerator at IFUNAM, the EN-Tandem accelerator at ININ.

doi: 10.1016/j.nimb.2022.06.016
Citations: PlumX Metrics

2020MA53      Phys.Rev. C 102, 044601 (2020)

D.J.Marin-Lambarri, J.Garcia-Ramirez, E.Sanchez-Zuniga, S.Padilla, L.Acosta, E.Chavez, H.S.Cruz-Galindo, A.Huerta, G.Mendez, R.Raya-Arredondo, M.Rodriguez-Ceja, C.Solis, L.Barron-Palos

Measurement of the thermal neutron capture cross section by 9Be using the neutron flux from a nuclear research reactor and the AMS technique

NUCLEAR REACTIONS 9Be, 13C(n, γ), 14N(n, p)14C, E=thermal neutrons from TRIGA reactor at ININ-Mexico; measured isotopic concentrations of the reaction products by AMS technique at IF-UNAM-Mexico; deduced capture cross sections. Comparison with previous experimental results and data in evaluations.

doi: 10.1103/PhysRevC.102.044601
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31830.

2020MI08      Nucl.Instrum.Methods Phys.Res. B477, 23 (2020)

J.Miranda, D.L.Serrano, J.C.Pineda, D.J.Marin-Lambarri, L.Acosta, J.A.Mendoza-Flores, S.Reynoso-Cruces, E.Chavez

Total L X-ray production cross sections of Sr, Y, Zr, Nb, and Mo induced by impact of 1.335 MeV to 1.835 MeV protons

NUCLEAR REACTIONS Sr, 89Y, Zr, 93Nb, Mo(p, X), E=1.335-1.835 MeV; measured reaction products, X-rays; deduced σ.

doi: 10.1016/j.nimb.2019.06.046
Citations: PlumX Metrics

2020PA31      Phys.Rev. C 102, 031601 (2020)

A.Pakou, L.Acosta, P.D.O'Malley, S.Aguilar, E.F.Aguilera, M.Baines, D.Bardayan, F.D.Becchetti, Ch.Boomershine, M.Brodeur, F.Cappuzzello, S.Carmichael, L.Caves, E.Chavez, C.Flores-Vazquez, A.Gula, J.J.Kolata, B.Liu, D.J.Marin-Lambarri, F.F.Morales, K.Rusek, A.M.Sanchez-Benitez, O.Sgouros, V.R.Sharma, V.Soukeras, G.Souliotis

Dominance of direct reaction channels at deep sub-barrier energies for weakly bound nuclei on heavy targets: The case 8B + 208Pb

NUCLEAR REACTIONS 208Pb(8B, 7Be), E=30 MeV, [secondary 8B beam from 3He(6Li, X)7Li/7Be/8B reaction using TwinSol facility at the University of Notre Dame FM tandem accelerator]; measured reaction products and elastically scattered particles, differential σ(θ) using Si telescopes, time-of-flight ΔE-E spectra; deduced direct to total reaction cross section, and compared with previous experimental σ ratios for 209Bi+6He, 58Ni+8B, and 28Si+7Be reactions, breakup cross section for the 208Pb+8B system at deep sub-barrier energies. Comparison with CDCC calculations, with Coulomb plus nuclear potentials, and Coulomb potentials only.

doi: 10.1103/PhysRevC.102.031601
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2581.

2018CA16      Eur.Phys.J. A 54, 72 (2018)

F.Cappuzzello, C.Agodi, M.Cavallaro, D.Carbone, S.Tudisco, D.Lo Presti, J.R.B.Oliveira, P.Finocchiaro, M.Colonna, D.Rifuggiato, L.Calabretta, D.Calvo, L.Pandola, L.Acosta, N.Auerbach, J.Bellone, R.Bijker, D.Bonanno, D.Bongiovanni, T.Borello-Lewin, I.Boztosun, O.Brunasso, S.Burrello, S.Calabrese, A.Calanna, E.R.Chavez-Lomeli, G.D'Agostino, P.N.De Faria, G.De Geronimo, F.Delaunay, N.Deshmukh, J.L.Ferreira, M.Fisichella, A.Foti, G.Gallo, H.Garcia-Tecocoatzi, V.Greco, A.Hacisalihoglu, F.Iazzi, R.Introzzi, G.Lanzalone, J.A.Lay, F.La Via, H.Lenske, R.Linares, G.Litrico, F.Longhitano, J.Lubian, N.H.Medina, D.R.Mendes, M.Moralles, A.Muoio, A.Pakou, H.Petrascu, F.Pinna, S.Reito, A.D.Russo, G.Russo, G.Santagati, E.Santopinto, R.B.B.Santos, O.Sgouros, M.A.G.da Silveira, S.O.Solakci, G.Souliotis, V.Soukeras, A.Spatafora, D.Torresi, R.Magana Vsevolodovna, A.Yildirim, V.A.B.Zagatto

The NUMEN project: NUclear Matrix Elements for Neutrinoless double beta decay

doi: 10.1140/epja/i2018-12509-3
Citations: PlumX Metrics

2018CA17      Acta Phys.Pol. B49, 275 (2018)

S.Calabrese, F.Cappuzzello, D.Carbone, M.Cavallaro, C.Agodi, L.Acosta, D.Bonanno, D.Bongiovanni, T.Borello-Lewin, I.Boztosun, D.Calvo, E.R.Chavez-Lomeli, N.Deshmukh, P.N.de Faria, P.Finocchiaro, M.Fisichella, A.Foti, G.Gallo, A.Hacisalihoglu, F.Iazzi, R.Introzzi, G.Lanzalone, R.Linares, F.Longhitano, D.Lo Presti, N.Medina, A.Muoio, J.R.B.Oliveira, A.Pakou, L.Pandola, F.Pinna, S.Reito, G.Russo, G.Santagati, O.Sgouros, S.O.Solakci, V.Soukeras, G.Souliotis, A.Spatafora, D.Torresi, S.Tudisco, A.Yildirim, V.A.B.Zagatto

First Measurement of the 116Cd(20Ne, 20O)116Sn Reaction at 15 A MeV

NUCLEAR REACTIONS 116Cd(20Ne, 20O)116Sn, E=15 MeV/nucleon; measured outgoing 20O ejectiles momentum by the MAGNEX spectrometer and detected by its Focal Plane Detector (FPD), other reaction products using K800 Superconducting cyclotron at INFN-LNS Catania coupled to carbon post-stripper; deduced identified 20O ejectiles. The 116Cd(20Ne, 20O)116Sn reaction has been measured for the first time; Double Charge-Exchange (DCE) measure with heavy ions successful, PID and ray-reconstruction procedures led to excellent signal-to-noise ratio.

doi: 10.5506/aphyspolb.49.275
Citations: PlumX Metrics

2012KO18      Phys.Rev. C 85, 054603 (2012)

J.J.Kolata, A.Roberts, A.M.Howard, D.Shapira, J.F.Liang, C.J.Gross, R.L.Varner, Z.Kohley, A.N.Villano, H.Amro, W.Loveland, E.Chavez

Fusion of 124, 132Sn with 40, 48Ca

NUCLEAR REACTIONS 40,48Ca(124Sn, X), (132Sn, X), E(cm)=105-165 MeV; measured evaporation residue spectra, fusion σ(E); deduced reduced fusion σ(E), fusion barriers. Inverse kinematics. Wong model and PACE2 fits. Comparison with time-dependent Hartree-Fock (TDHF) and coupled-channels Born approximation (CCBA) calculations.

doi: 10.1103/PhysRevC.85.054603
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1922.

2009CH67      Eur.Phys.J. A 42, 179 (2009)

E.Chavez, P.Rodriguez, A.Huerta, M.E.Ortiz, L.Barron-Palos, F.Favela, D.Marin, E.Moreno, G.Murillo, R.Policroniades, A.Varela

Elastic scattering of neutrons on natPb at forward angles

NUCLEAR REACTIONS Pb(n, n), E=2.9, 3.0, 3.1, 3.2, 3.4 MeV; measured σ, σ(θ). Comparison with optical model calculations.

doi: 10.1140/epja/i2009-10873-7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31687.

2006AG08      Phys.Rev. C 73, 064601 (2006)

E.F.Aguilera, P.Rosales, E.Martinez-Quiroz, G.Murillo, M.Fernandez, H.Berdejo, D.Lizcano, A.Gomez-Camacho, R.Policroniades, A.Varela, E.Moreno, E.Chavez, M.E.Ortiz, A.Huerta, T.Belyaeva, M.Wiescher

New γ-ray measurements for 12C+12C sub-Coulomb fusion: Toward data unification

NUCLEAR REACTIONS 12C(12C, n), (12C, p), (12C, α), E(cm)=4.42-6.48 MeV; measured Eγ, Iγ; deduced fusion excitation functions. Comparison with previous results, barrier penetration model predictions.

doi: 10.1103/PhysRevC.73.064601
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1433.

2006BA64      Nucl.Phys. A779, 318 (2006)

L.Barron-Palos, E.F.Aguilera, J.Aspiazu, A.Huerta, E.Martinez-Quiroz, R.Monroy, E.Moreno, G.Murillo, M.E.Ortiz, R.Policroniades, A.Varela, E.Chavez

Absolute cross sections measurement for the 12C + 12C system at astrophysically relevant energies

NUCLEAR REACTIONS 12C(12C, α), (12C, p), (12C, n), E(cm)=2.25-6.01 MeV; measured Eγ, Iγ; deduced σ, astrophysical S-factors.

doi: 10.1016/j.nuclphysa.2006.09.004
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1457.

2005BB06      Eur.Phys.J. A 25, Supplement 1, 645 (2005)

L.Barron-Palos, E.Chavez, A.Huerta, M.E.Ortiz, G.Murillo, E.Aguilera, E.Martinez, E.Moreno, R.Policroniades, A.Varela

12C + 12C cross-section measurements at low energies

NUCLEAR REACTIONS 12C(12C, X), E=5.3-7 MeV; measured Eγ, Iγ, thick-target yields. 12C(12C, p), (12C, α), E=5.3-7 MeV; deduced σ. Astrophysical implications discussed.

doi: 10.1140/epjad/i2005-06-008-2
Citations: PlumX Metrics

2004CH69      Rev.Mex.Fis. 50, 639 (2004)

E.Chavez, A.Huerta, M.E.Ortiz, G.Murillo, R.Policroniades, A.Varela, E.Moreno, A.Galindo-Uribarri, J.Gomez-del-Campo, F.Liang, D.Shapira

Simultaneous measurement of the (d, d) and (d, p) resonant reactions using thick deuterated polyethylene targets

NUCLEAR REACTIONS 2H(12C, 12C), (12C, p), (12C, d), E=20, 24 MeV; measured reaction products, Ep, Ip. 14N; deduced yields, J, π, resonance widths.

2001GA18      Nucl.Phys. A682, 363c (2001)

A.Galindo-Uribarri, J.Gomez del Campo, J.R.Beene, C.J.Gross, M.L.Halbert, J.F.Liang, S.D.Paul, D.Shapira, D.W.Stracener, R.L.Varner, E.Chavez, M.E.Ortiz

Study of Resonant Reactions with Radioactive Ion Beams and Observation of Simultaneous 2p Emission

NUCLEAR REACTIONS 1H(17F, pX), E=44 MeV; measured proton spectra, pp-coin, angular correlations, excitation functions. 18Ne deduced two-proton emitting state.

doi: 10.1016/S0375-9474(00)00661-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0988.

2001GO01      Phys.Rev.Lett. 86, 43 (2001)

J.Gomez del Campo, A.Galindo-Uribarri, J.R.Beene, C.J.Gross, J.F.Liang, M.L.Halbert, D.W.Stracener, D.Shapira, R.L.Varner, E.Chavez-Lomeli, M.E.Oritz

Decay of a Resonance in 18Ne by the Simultaneous Emission of Two Protons

NUCLEAR REACTIONS 1H(17F, p), (17F, 2p), E=33, 44 MeV; measured proton spectra, pp-coin, angular correlations, excitation functions. 18Ne level deduced simultaneous two proton decay, resonance partial and total widths. Various decay mechanisms discussed.

doi: 10.1103/PhysRevLett.86.43
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0988.

2000GA50      Nucl.Instrum.Methods Phys.Res. B172, 647 (2000)

A.Galindo-Uribarri, J.Gomez del Campo, J.R.Beene, C.J.Gross, J.F.Liang, S.D.Paul, D.Shapira, D.W.Stracener, R.L.Varner, E.Chavez, A.Huerta, M.E.Oritz, E.Padilla, S.Pascual

Study of Resonant Reactions with Radioactive Ion Beams

NUCLEAR REACTIONS 1H(17O, p), E=14, 20, 33 MeV; 1H(17F, p), E=33 MeV; measured recoil proton spectra, σ(E, θ); deduced resonance features. Thick targets.

doi: 10.1016/S0168-583X(00)00220-2
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1139.

1999GO13      Phys.Rev. C60, 021601 (1999)

J.Gomez del Campo, D.Shapira, J.McConnell, C.J.Gross, D.W.Stracener, H.Madani, E.Chavez, M.E.Ortiz

Preequilibrium Emission Observed in the Correlation between Light Particles and Evaporation Residues for the 84Kr + 27Al System

NUCLEAR REACTIONS 27Al(84Kr, X), E=1260 MeV; measured light charged particles, residual nuclei spectra, (charged particle)(residual)-coin; deduced preequilibrium emission features.

doi: 10.1103/PhysRevC.60.021601
Citations: PlumX Metrics

1998HU29      Nucl.Instrum.Methods Phys.Res. B 143, 569 (1998)

A.Huerta Hernandez, C.Solis Rosales, M.E.Ortiz, E.R.Chavez-Lomeli, J.Gomez Del Campo, D.Shapira

Proton resonance reactions using thick targets in inverse kinematics

NUCLEAR REACTIONS 1H(13C, 13C), 13C(p, p), E=2.8-11.2 MeV; measured products, 13C, Eπ, Iπ; deduced σ(θ). Data were imported from EXFOR entry D0619.

doi: 10.1016/S0168-583X(98)00386-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0619.

1997SH18      Phys.Rev. C55, 2448 (1997)

D.Shapira, J.Gomez Del Campo, M.Korolija, J.Shea, C.F.Maguire, E.Chavez-Lomeli

Collisions Induced by 11 MeV/nucleon 58Ni + 24Mg

NUCLEAR REACTIONS 24Mg(58Ni, X), E=630 MeV; measured fragment velocity spectra, (light charged particle)fragment-coin ratios, particle spectra; deduced highly deformed composite system initial evaporation followed by relaxation to normal compound system.

doi: 10.1103/PhysRevC.55.2448
Citations: PlumX Metrics

1996GO02      Phys.Rev. C53, 222 (1996)

J.Gomez del Campo, D.Shapira, M.Korolija, H.J.Kim, K.Teh, J.Shea, J.P.Wieleczko, E.Chavez, M.E.Ortiz, A.Dacal, C.Volant, A.D'Onofrio

Light Particle-Evaporation Residue Coincidences for the 79Br + 27Al System at 11.8 MeV/nucleon

NUCLEAR REACTIONS 27Al(79Br, X), E=930 MeV; measured (evaporation residue)(light-charged particle)-coin; deduced several types of emissions role in overall reaction mechanism.

doi: 10.1103/PhysRevC.53.222
Citations: PlumX Metrics

1994KO01      Phys.Rev. C49, 272 (1994)

M.Korolija, D.Shapira, J.Gomez del Campo, E.Chavez, N.Cindro

Proton-Proton Correlations: Determination of the source size and lifetime from deep inelastic collisions of 58Ni + 58Ni at 15 MeV/nucleon

NUCLEAR REACTIONS 58Ni(58Ni, X), E=850 MeV; measured pp(fragment)-coin; deduced light particle source size, emission time.

doi: 10.1103/PhysRevC.49.272
Citations: PlumX Metrics

1993CH24      Phys.Rev. C48, 699 (1993)

E.Chavez-Lomeli, A.Dacal, M.E.Oritz, S.B.Gazes, Y.Chan, R.G.Stokstad, E.Plagnol, K.Siwek-Wilczynska, J.Wilczynski

16O Breakup in Quasielastic Reactions Near the Fermi Energy

NUCLEAR REACTIONS 197Au(16O, X), E=32.5 MeV/nucleon; measured (fragment)(fragment)-coin; deduced projectile breakup mechanism, σ for breakup into α+12C and other channels. Monte Carlo simulations.

doi: 10.1103/PhysRevC.48.699
Citations: PlumX Metrics

1992PA15      Phys.Rev. C45, 2861 (1992)

A.J.Pacheco, J.O.Fernandez Niello, D.E.DiGregorio, M.diTada, J.E.Testoni, Y.Chan, E.Chavez, S.Gazes, E.Plagnol, R.G.Stokstad

Capture Reactions in the 40,48Ca + 197Au and 40,48Ca + 208Pb Systems

NUCLEAR REACTIONS 208Pb, 197Au(40Ca, F), (48Ca, F), E=195-416 MeV; measured capture fission fragment σ(θ), σ vs E; deduced isotopic dependence. Extra push model, coupled-channels analyses.

doi: 10.1103/PhysRevC.45.2861
Citations: PlumX Metrics

1991DI02      Phys.Rev. C43, 687 (1991)

D.E.DiGregorio, Y.Chan, E.Chavez, A.Dacal, M.E.Ortiz, J.Suro, R.G.Stokstad

Fusion Cross Sections for 12C + 128Te and the Deduction of Absolute Average Angular Momenta

NUCLEAR REACTIONS, ICPND 128Te(12C, X), E(cm)=40.4-56.6 MeV; measured fusion σ(E); deduced absolute average angular momenta. TOF technique, multiwire proportional gaseous counters. Coupled-channels model, sharp cutoff approximation.

doi: 10.1103/PhysRevC.43.687
Citations: PlumX Metrics

1989PL02      Phys.Lett. 221B, 11 (1989)

E.Plagnol, L.Vinet, D.R.Bowman, Y.D.Chan, R.J.Charity, E.Chavez, S.B.Gazes, H.Han, W.L.Kehoe, M.A.McMahan, L.G.Moretto, R.G.Stokstad, G.J.Wozniak, G.Auger

Where has all the Fusion Gone...( Question )

NUCLEAR REACTIONS 12C, 27Al(40Ar, X), E=19.7 MeV/nucleon; measured σ(fragment θ), yields, charge distributions, kinetic energy spectra; deduced reaction mechanisms.

doi: 10.1016/0370-2693(89)90182-2
Citations: PlumX Metrics

1988GA11      Phys.Lett. 208B, 194 (1988)

S.B.Gazes, Y.D.Chan, E.Chavez, A.Dacal, M.E.Ortiz, K.Siwek-Wilczynska, J.Wilczynski, R.G.Stokstad

Neutron Pickup and Four-Body Processes in Reactions of 16O - 197Au at 26.5 and 32.5 MeV/Nucleon

NUCLEAR REACTIONS 197Au(16O, X), E=424, 520 MeV; measured (particle)(particle)-coin; deduced reaction mechanism.

doi: 10.1016/0370-2693(88)90416-9
Citations: PlumX Metrics

1988GA12      Phys.Rev. C38, 712 (1988)

S.B.Gazes, H.R.Schmidt, Y.Chan, E.Chavez, R.Kamermans, R.G.Stokstad

Stripping- and Pickup-Induced Breakup in 11- and 17-MeV/Nucleon 20Ne + 197Au Reactions

NUCLEAR REACTIONS 197Au(20Ne, X), E=220, 341 MeV; measured (fragment)p-, (fragment)α-coin; deduced reaction mechanism, projectile breakup.

doi: 10.1103/PhysRevC.38.712
Citations: PlumX Metrics

1987SI06      Phys.Rev. C35, 1316 (1987)

K.Siwek-Wilczynska, J.Wilczynski, C.R.Albiston, Y.Chan, E.Chavez, S.B.Gazes, H.R.Schmidt, R.G.Stokstad

Projectile-Breakup and Transfer-Reemission Reactions in the 12C + 20Ne System

NUCLEAR REACTIONS 12C(20Ne, α16O), 12C(20Ne, α20Ne), 12C(20Ne, α12C), E=157 MeV; measured (particle)(particle)-coin; deduced reaction mechanism. 20Ne, 16O, 24Mg deduced excitation energy.

doi: 10.1103/PhysRevC.35.1316
Citations: PlumX Metrics

1986DA20      Nucl.Phys. A460, 299 (1986)

R.Dayras, A.Pagano, J.Barrette, B.Berthier, D.M.De Castro Rizzo, E.Chavez, O.Cisse, R.Legrain, M.C.Mermaz, E.C.Pollacco, H.Delagrange, W.Mittig, B.Heusch, R.Coniglione, G.Lanzano, A.Palmeri

Peripheral Interactions for 44 MeV/u 49Ar on 27Al and Ti(nat) Targets

NUCLEAR REACTIONS 27Al, Ti(40Ar, X), E=1760 MeV; measured σ(fragment E, θ). Tof, telescope spectrometers, solid state detectors, natural targets. Abrasion model calculations.

doi: 10.1016/0375-9474(86)90128-4
Citations: PlumX Metrics

1986WI14      Phys.Lett. 181B, 229 (1986)

J.Wilczynski, K.Siwek-Wilczynska, Y.Chan, E.Chavez, S.B.Gazes, R.G.Stokstad

12C Decay of 24Mg following Nuclear Inelastic Scattering

NUCLEAR REACTIONS 12C(24Mg, 212C), E=15 MeV/nucleon; measured total energy spectrum, σ(θ), (12C)(12C)(θ). 24Mg level deduced J, π, 12C-decay characteristics. ΔE, position sensitive detectors.

doi: 10.1016/0370-2693(86)90037-7
Citations: PlumX Metrics

1984ME01      Phys.Rev. C29, 147 (1984)

M.C.Mermaz, E.R.Chavez-Lomeli, J.Barrette, B.Berthier, A.Greiner

Elastic Scattering Phenomenological Analysis of the First Resonant Structure of the 28Si + 16O System

NUCLEAR REACTIONS, ICPND 28Si(16O, 16O), E(cm)=18.57-22.29 MeV; measured σ(E), σ(θ); deduced optical model parameters, total reaction σ. 44Ti deduced resonances, parameters, J. Optical model, Regge pole, phase shift analysis.

doi: 10.1103/PhysRevC.29.147
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1579.

1983KA20      Phys.Rev. C28, 1393 (1983)

S.Kahana, J.Barrette, B.Berthier, E.Chavez, A.Greiner, M.C.Mermaz

16O + 28Si Elastic Scattering near the Barrier

NUCLEAR REACTIONS 28Si(16O, 16O), E(cm)=19.5, 20.4, 21.1 MeV; calculated σ(θ). Surface attractive, short distance repulsive core heavy ion potential.

doi: 10.1103/PhysRevC.28.1393
Citations: PlumX Metrics

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Note: The following list of authors and aliases matches the search parameter E.Chavez: , E.R.CHAVEZ, E.R.CHAVEZ-LOMELI