Augusto Barroso

Publications Publicações

Papers Artigos

Metastability bounds on the two higgs doublet model, Barroso A, Ferreira PM, Ivanov IP, Santos R, JHEP 1306 (2013) 045.
Probing the scalar-pseudoscalar mixing in the 125 GeV Higgs particle with current data, Barroso A, Ferreira PM, Santos R, Silva JP, Physical Review D 86 015022 (2012).
Neutral minima in two-Higgs doublet models, Barroso A, Ferreira PM, Santos R, Physics Letters B 652 (4): 181-193 AUG 30 2007.
Charge and CP symmetry breaking in two Higgs doublet models, Barroso A, Ferreira PM, Santos R, Physics Letters B 632 (5-6): 684-687 JAN 26 2006.
Stability of the normal vacuum in multi-Higgs-doublet models, Barroso A, Ferreira PM, Santos R, et al., Physical Review D 74 (8): Art. No. 085016 OCT 2006.
Charge breaking bounds in the Zee model, Barroso A, Ferreira PM, Physical Review D 72 (7): Art. No. 075010 OCT 2005.
Electroweak 2 → 2 amplitudes for electron-positron annihilation at TeV energies, Barroso A, Ermolaev BI, Greco M, et al., Physical Review D 69 (3): Art. No. 034012 FEB 1 2004.
Stability of the tree-level vacuum in two Higgs doublet models against charge or CP spontaneous violation, P.M. Ferreira, R. Santos, A. Barroso, Physics Letters B603 (2004) 219. Erratum: Physics Letters B629 (2005) 114.
Effects of Periodic Matter in Kaon Regeneration, Akhmedov E, Barroso A, Keränen P, Physics Letters B 517 (3-4): 355-362 OCT 4 2001.
Electroweak Corrections to the Top Quark Decay, Oliveira SM, Brücher L, Santos R, et al., Physical Review D 64 (1): Art. No. 017301 JUL 1 2001.
Renormalization of the Cabibbo-Kobayashi-Maskawa Matrix, Barroso A, Brücher L, Santos R, Physical Review D 62 (9): Art. No. 096003 NOV 1 2000.
Is There a Light Fermiophobic Higgs?, Barroso A, Brücher L, Santos R, Physical Review D 60 (3): Art. No. 035005 AUG 1 1999.
Renormalization of the Two-Higgs-Doublet Models, Santos R, Barroso A, Physical Review D 56 (9): 5366-5385 NOV 1 1997.
Top Quark Loop Corrections to the Decay H+ → h₀ W⁺ in the Two-Higgs-Doublet Model, Santos R, Barroso A, Brücher L, Physics Letters B 391 (3-4): 429-433 JAN 16 1997.
Natural Masslessness Conservation for Neutrinos in Two Higgs Doublet Models, Barroso A, Silva JP, Physical Review D 50 (7): 4581-4588 OCT 1 1994.
Tree Level Vacuum Stability in Two-Higgs-Doublet Models, Velhinho J, Santos R, Barroso A, Physics Letters B 322 (3): 213-218 FEB 17 1994.
Inflation in the Presence of a Non-Minimal Coupling, Barroso A, Casasayas J, Crawford P, et al., Physics Letters B 275 (3-4): 264-272 JAN 30 1992.
Problems with the Breitenlohner-Maison γ5-Scheme in Flavour Changing Neutral Currents, Barroso A, Doncheski MA, Grotch H, et al., Physics Letters B 261 (1-2): 123-126 MAY 23 1991.
Flavor-Changing Neutral Currents with Heavy Quarks, Barroso A, Physical Review D 42 (3): 901-904 AUG 1 1990.
Spontaneous Symmetry Breaking in Curved Space-Time, Moniz P, Crawford P, Barroso A, Classical and Quantum Gravity 7 (7): L143-L147 JUL 1990.
Renormalization of the Flavour-Changing Neutral Currents, Soares JM, Barroso A, Physical Review D 39 (7): 1973-1985 APR 1 1989.
Gauge Symmetry Breaking in Compact Multiply Connected Manifolds, Freire F, Romão JC, Barroso A, Physics Letters B 206 (3): 491-494 MAY 26 1988.
Tests of Compositeness at e+e- Colliders, Bento L, Barroso A, Physical Review D 38 (9): 2742-2749 NOV 1 1988.
e+ e- → ν ν γ : The Importance of an Exact Calculation, Romão JC, Bento L, Barroso A, Physics Letters B 194 (3): 440-446 AUG 13 1987.
Higgs Production with Polarized e+ e- Beams, Romão JC, Barroso A, Physics Letters B 185 (1-2): 195-199 FEB 12 1987.
Neutrino Counting and a Composite Z Boson, Barroso A, Nogueira P, Romão JC, Physics Letters B 196 (4): 547-550 OCT 15 1987.
Neutron EDM in the Standard Model with Four Generations, Barroso A, Chalabi R, Dombey N, et al., Physics Letters B 196 (3): 369-372 OCT 8 1987.
Predictions for the Electric Dipole Moments in Superstring-Based Models, Barroso A, Maalampi J, Physics Letters B 187 (1-2): 85-87 MAR 19 1987.
Renormalization of the Electroweak Theory in the Nonlinear Gauge, Romão JC, Barroso A, Physical Review D 35 (9): 2836-2842 MAY 1 1987.
e+ e- → γ + Missing Neutrals: Neutrino Versus Photino Production, Bento L, Romão JC, Barroso A, Physical Review D 33 (5): 1488-1491 MAR 1 1986.
Electromagnetic Properties of the Z Boson II : Ward Identities for Zγγ and ZZγ Green's Functions, Barroso A, Nogueira P, Romão JC, Zeitschrift für Physik C 33 (2): 243-246 1986.
Higgs Production at e+ e- Colliders II: Ward Identities for γ*Hγ and Z*Hγ Green Functions, Romão JC, Barroso A, Nuclear Physics B 272 (3-4): 693-700 AUG 4 1986.
Higgs Production at e+e- Colliders, Barroso A, Pulido J, Romão JC, Nuclear Physics B 267 (3-4): 509-530 APR 21 1986.
Electromagnetic Properties of the Z Boson, Barroso A, Boudjema F, Cole J, et al., Zeitschrift für Physik C 28 (1): 149-154 1985.
Flavour Violation in Supersymmetric Theories, Romão JC, Barroso A, Bento MC, et al., Nuclear Physics B 250 (2): 295-311 1985.
Neutron Electric Dipole Moment Including Gluon Corrections, Hamzaoui C, Barroso A, Physics Letters B 154 (2-3): 202-204 1985.
Weak ΔS = 1 Scattering Experiments: Are They Needed and Feasible?, Barroso A, Tadic D, Trampetic J, Physical Review D 31 (3): 623-625 1985.
Bounds on Light Scalar Particles From Nuclear Decays, Mukhopadhyay NC, Goudsmit PFA, Barroso A, Physical Review D 29 (3): 565-566 1984.
K_L → μ e : Can It Be Observed?, Barroso A, Branco GC, Bento MC, Physics Letters B 134 (1-2): 123-127 1984.
CP Violation with Majorana Neutrinos, Barroso A, Maalampi J, Physics Letters B 132 (4-6): 355-359 1983.
Parity Violation in Pion-Proton Scattering, Barroso A, Tadic D, Trampetic J, Nuclear Physics B 228 (2): 216-228 1983.
Constraints on Light Axions, Barroso A, Branco GC, Physics Letters B 116 (4): 247-249 1982.
Axions: To Be or not to Be?, Barroso A, Mukhopadhyay NC, Physics Letters B 106 (1-2): 91-94 1981.
Nuclear Axion Decay, Barroso A, Mukhopadhyay NC, Physical Review C 24 (5): 2382-2385 1981.
Parity Violation in Proton-Nucleon Scattering at High-Energy, Barroso A, Tadic D, Nuclear Physics A 364 (2-3): 194-208 1981.
Parity Violation in the Scattering of Neutrons Near a Resonance, Barroso A, Margaça FM, Journal of Physics G 6 (6): 657-666 1980.
N+d Clustering of Three-Nucleon Systems: D-State Effects in (d,t) and (d,³He) Reactions, Santos FD, Eiró AM, Barroso A, Physical Review C 19 (1): 238-243 1979.
Internal Conversion and Parity Non Conservation in Nuclei, Barroso A, Tadic D, Physical Review C 17 (2): 832-834 1978.
Parity Violating Effects in the Coherent Scattering of Neutrons by ²⁰⁹Bi, Tadic D, Barroso A, Nuclear Physics A 294 (3): 376-390 1978.
Core Polarization and the Coulomb Energy Difference of Mirror Nuclei, Barroso A, Nuclear Physics A 281 (2): 267-276 1977.
Empirical Parity-Violating Potentials and the Coherent Scattering of Neutrons, Barroso A, Tadic D, Journal of Physics G 3 (8): L147-L149 1977.
Influence of Protons on Backbending, Faessler A, Devi KRS, Barroso A, Nuclear Physics A 286 (1): 101-114 1977.
On Gamma-Lx Angular Correlations, Carvalho MJ, Barroso A, Gil FB, Journal of Physics G 2 (5): 321-330 1976.
Effects of the Triton D-State in (d,t) Reactions, Knutson LD, Hichwa BP, Barroso A, et al., Physical Review Letters 35 (23): 1570-1573 1975.
Exchange Corrections to the Allowed β -Decay of the A = 15, 17, 39 and 41 Mirror Nuclei, Barroso A, Blin-Stoyle RJ, Nuclear Physics A 251 (3): 446-456 1975.
L2 And L3 Subshell Yields of Bismuth, Maio A, Ribeiro JP, Barroso A, et al., Journal of Physics B 8 (8): 1216-1219 1975.
The Magnetic Form Factors of ³He and ³H with Mesonic Exchange Corrections: Effects of the D-State and the Role of Short Range Correlations, Barroso A, Hadjimichael E, Nuclear Physics A A238 (3): 422-436 1975.
A Test for Time-Reversal Violation in Allowed Isospin-Hindered β Decay, Barroso A, Blinstoy.RJ, Physics Letters B 45 (3): 178-180 1973.
Contribution from Meson Currents to the Magnetic Form Factor of ³He and ³H, Hadjimic.E, Barroso A, Physics Letters B 47 (2): 103-106 1973.
L2 Subshell Yields of Uranium and Radium, Gil FB, Soares JC, Barroso A, et al., Physical Review A 5 (2): 536 1972.
The Fluorescence, Auger and Coster Kronig L2 Subshell Yields of Thorium, Ferreira JG, Soares JC, Barroso A, et al., Journal of Physics A 4 (5): 679 1971.

Proceedings Actas de Conferência

Some remarks on tree-level vacuum stability in two Higgs doublet models, A. Barroso, P.M. Ferreira, R. Santos, to appear in the Proceedings of The International Conference on High Energy and Mathematical Physics, Marrakech, Morocco, 3-7 April 2005.
How General is Inflation in the Presence of a non-Minimal Coupling?, P. Moniz, P. Crawford, A. Barroso, J. Casasayas, A. Nunes, in “Proceedings of the Sixth Marcel Grossmann Meeting of General Relativity and Gravitation”, ed. H. Sato, World Scientific, Singapore, 1992.
The Early Universe Behaviour with non-Minimal Coupling, P. Moniz, P. Crawford, A. Barroso, in “The Physical Universe - the Interface between Cosmology, Astrophysics and Particle Physics”, eds. J. Barrow et al., Springer- Verlag, Berlin, 1991.
One-Loop Flavour-Changing Neutral Currents in the Standard Model, A. Barroso, in “Radiative Corrections, Results and Perspectives”, eds. N. Dombey e F. Boudjema, NATO ASI Series B vol. 233, Plenum Press 1990.
The Higgs Sector, A. Barroso, in "Physics Beyond the Standard Model", eds. G. C. Branco e J. C. Romão, Nucl. Phys. B (Proc. Suppl.) 11 (1989) 35.
Tests of the Electroweak Model and Higgs Production at e+ e- Colliders, A. Barroso, in "Testing of the Standard Model", eds. M. Zralek and R. Manka, World Sci. Publ. Co, Singapore, 1988.
Neutrino Counting, A. Barroso, Proc. Int. Cof. on High Energy Physics, ed. O. Botner, Uppsala, 1987.
Parity Violation in Proton-Proton Scattering, A. Barroso, in "Phenomenology of Unified Theories : from the Standard Model to Supersymmetry", H. Galic, B. Guberina e D. Tadic (eds.) World Sci. Publ. Co., 1984.
Parity Violation in Proton Nucleus Scattering (theory), A. Barroso, in "Weak Interactions and Neutrinos", A. Morales (ed.), World Sci. Publ. Co., 1983.
Search for a Low-Mass Scalar Boson from Nuclear Decays, A. Barroso, P. Goudsmit, N. C. Mukhopadhyay, Bull. Am. Phys. Soc. 28 (1983) 40.
Empirical Parity-Violating Potentials and Neutron Optical Activity, A. Barroso, D. Tadic, in "Fundamental Physics with Reactor Neutrons and Neutrinos", Till von Egidy (ed.), IOF, London 1978.
Exchange Current Effects in the Reaction ³He (γ,π+) ³H, A. Barroso, A. K. Rej, in "Few Body Systems and Nuclear Forces", H. Zingl, M. Haftel and H. Zankel (eds.), Springer-Verlag, 1978.
D-state Contribution to the Magnetic Form Factors of ³H and ³He, A. Barroso, E. Hadjimichael, Bull. Am. Phys. Soc. 19 (1974) 43.