Prof. Dr. Fernando Tadeu Caldeira Brandt

Profile

Academic positionAssociate Professor, Senior Lecturer, Reader
Research fieldsElementary Particle Physics
KeywordsGravity, Thermal Field Theory, Quantum Field Theory, Gauge Theories, Particle Physics

Current contact address

CountryBrazil
CitySao Paulo
InstitutionUniversidade de Sao Paulo (USP)
InstituteInstituto de Fisica
Homepagehttp://satie.if.usp.br

Host during sponsorship

Prof. Dr. Gustav KramerII. Institut für Theoretische Physik, Universität Hamburg, Hamburg
Start of initial sponsorship01/01/1989

Programme(s)

1988Humboldt Research Fellowship Programme

Publications (partial selection)

2024Brandt, F. T. and Frenkel, J. and Martins-Filho, S. and McKeon, D. G. C.: Quantization of Einstein-Cartan theory in the first order form. In: Annals Phys., 462, 2024, 169607
2024McKeon, D. G. C. and Brandt, F. T. and Martins-Filho, S.: {Field redefinition invariant Lagrange multiplier formalism with gauge symmetries}. In: Eur. Phys. J. C, 84, 2024, 399
2023Brandt, F. T. and Martins-Filho, S.: {Field redefinition invariant Lagrange multiplier formalism}. In: Annals Phys., 453, 2023, 169323
2023Brandt, F. T. and Frenkel, J. and McKeon, D. G. C. and Sakoda, G. S. S.: {Loop corrections in a solvable UV-finite model and its effective field theory}. In: Phys. Rev. D, 107, 2023, 065008
2023Brandt, F. T. and Frenkel, J. and McKeon, D. G. C. and Sakoda, G. S. S.: {Thermal quantum gravity in a general background gauge}. In: Phys. Rev. D, 107, 2023, 085020
2022Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {Feynman diagrams in terms of on-shell propagators}. In: Phys. Rev. D, 106, 2022, 025007
2022Brandt, F. T. and Frenkel, J. and McKeon, D. G. C. and Sakoda, G. S. S.: {On the analytically-improved running coupling in QCD}. In: Mod. Phys. Lett. A, 37, 2022, 2250092
2022Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {Quantum gravity in a general background gauge}. In: Phys. Rev. D, 106, 2022, 065010
2022Brandt, F. T. and Frenkel, J. and Martins-Filho, S. and McKeon, D. G. C. and Sakoda, G. S. S.: {Thermal gauge theories with Lagrange multiplier fields}. In: Can. J. Phys., 100, 2022, 139--144
2021Brandt, F. T. and Frenkel, J. and Martins-Filho, S. and McKeon, D. G. C. and Sakoda, G. S. S.: {Forward scattering amplitudes in the imaginary time formalism}. In: Phys. Rev. D, 104, 2021, 105007
2021Brandt, F. T. and Frenkel, J. and Martins-Filho, S. and McKeon, D. G. C.: {On Restricting First Order Form of Gauge Theories to One-Loop Order}. In: Annals Phys., 427, 2021, 168426
2021Brandt, F. T. and Frenkel, J. and Martins-Filho, S. and McKeon, D. G. C.: {Restricting loop expansions in gauge theories coupled to matter}. In: Annals Phys., 434, 2021, 168659
2020McKeon, D. G. C. and Frenkel, J. and Martins-Filho, S. and Brandt, F. T.: {Consistency Conditions for the First-Order Formulation of Yang-Mills Theory}. In: Phys. Rev. D, 101, 2020, 085013
2020Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {On Restricting to One Loop Order the Radiative Effects in Quantum Gravity}. In: Can. J. Phys., 98, 2020, 344--348
2020Brandt, F. T. and Frenkel, J. and Martins-Filho, S. and McKeon, D. G. C.: {Structural identities in the first order formulation of quantum gravity}. In: Phys. Rev. D, 102, 2020, 045013
2019Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {First order formulation of the Yang\textendash{}Mills theory in a background field}. In: Annals Phys., 409, 2019, 167932
2019Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {Renormalization of six-dimensional Yang-Mills theory in a background gauge field}. In: Phys. Rev. D, 99, 2019, 025003
2019Brandt, F. T. and Frenkel, J. and McKeon, D. G. C. and Sakoda, G. S. S.: {Use of Lagrange multiplier fields to eliminate multiloop corrections}. In: Phys. Rev. D, 100, 2019, 125014
2018Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {Renormalization of a diagonal formulation of first order Yang-Mills theory}. In: Phys. Rev. D, 98, 2018, 025024
2017Brandt, F. T. and S\'anchez-Monroy, J. A.: {Absence of effects of an in-plane magnetic field in a quasi-two-dimensional electron system}. In: Int. J. Mod. Phys. B, 32, 2017, 1850083
2017Brandt, F. T. and McKeon, D. G. C. and Zhao, Chenguang: {Quantizing the Palatini action using a transverse traceless propagator}. In: Phys. Rev. D, 96, 2017, 125009
2017Brandt, F. T. and S\'anchez-Monroy, J. A.: {Quantum dynamics of spinless particles on a brane coupled to a bulk gauge field}. In: Class. Quant. Grav., 34, 2017, 075010
2017Brandt, F. T. and Chishtie, F. A. and McKeon, D. G. C.: {The effective potential in nonconformal gauge theories}. In: Int. J. Mod. Phys. A, 32, 2017, 1750003
2016Brandt, F. T. and S\'anchez-Monroy, J. A.: {Dirac equation on a curved surface}. In: Phys. Lett. A, 380, 2016, 3036--3043
2016Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {Dual symmetry in a generalized Maxwell theory}. In: Mod. Phys. Lett. A, 31, 2016, 1650184
2016Brandt, Fernando Tadeu and McKeon, D. G. C.: {Effective Actions with the First Order Form of Gauge Theories}. In: PoS, ICHEP2016, 2016, 766
2016Brandt, F. T. and McKeon, D. G. C.: {Radiative Corrections and the Palatini Action}. In: Phys. Rev. D, 93, 2016, 105037
2015Brandt, F. T. and Ferreira, R. B. and Thuorst, J. F.: {Classical Boltzmann equation and high-temperature QED}. In: Phys. Rev. D, 91, 2015, 045023
2015Brandt, F. T. and McKeon, D. G. C.: {Perturbative Calculations with the First Order Form of Gauge Theories}. In: Phys. Rev. D, 91, 2015, 105006
2014Brandt, F. T. and Frenkel, J. and Siqueira, J. B.: {Improved ring approximation for the free energy in thermal scalar field theory}. In: EPL, 105, 2014, 51001
2014Brandt, F. T. and Frenkel, J. and Siqueira, J. B.: {QED plasma in a background of static gravitational fields}. In: Phys. Rev. D, 89, 2014, 045011
2013Brandt, F. T. and Frenkel, J. and Siqueira, J. B.: {Hard thermal loops in static background fields}. In: Eur. Phys. J. C, 73, 2013, 2622
2013Brandt, F. T. and Siqueira, J. B.: {Static Gravitational Fields at Finite Temperature}. In: PoS, ICHEP2012, 2013, 482
2012Brandt, F. T. and Frenkel, J.: {Hard Thermal Loops in the n-Dimensional phi3 Theory}. In: Braz. J. Phys., 42, 2012, 425--427
2012Brandt, F. T. and Frenkel, J. and Siqueira, J. B.: {Nonanalyticity of the free energy in thermal field theory}. In: Phys. Rev. D, 86, 2012, 107701
2012Brandt, F. T. and Siqueira, J. B.: {The high temperature limit in static backgrounds}. In: Phys. Rev. D, 86, 2012, 105001
2012Brandt, F T and Siqueira, J B: {Thermal Effective Lagrangian of Static Gravitational Fields}. In: Phys. Rev. D, 85, 2012, 067701
2011Brandt, F. T. and McKeon, D. G. C. and Patrushev, A.: {Electrodynamics in a Background Chiral Field}. In: Mod. Phys. Lett. A, 26, 2011, 2879--2887
2011Brandt, F. T. and McKeon, D. G. C.: {Non-Quadratic Gauge Fixing and Ghosts for Gauge Theories on the Hypersphere}. In: Phys. Rev. D, 84, 2011, 087705
2011Bessa, A. and Brandt, F. T. and de Carvalho, C. A. A. and Fraga, E. S.: {Pressure of massless hot scalar theory in the boundary effective theory framework}. In: Phys. Rev. D, 83, 2011, 085024
2010Bessa, A. and Brandt, F. T. and de Carvalho, C. A. A. and Fraga, E. S.: {Quantum statistical correlations in thermal field theories: boundary effective theory}. In: Phys. Rev. D, 82, 2010, 065010
2010Brandt, F. T. and Frenkel, J. and McKeon, D. G. C. and Siqueira, J. B.: {Resummation of infrared divergences in the free-energy of spin-two fields}. In: PoS, ICHEP2010, 2010, 478
2009Brandt, F. T. and McKeon, D. G. C.: {Non-Quadratic Gauge Fixing and Global Gauge Invariance in the Effective Action}. In: Phys. Rev. D, 79, 2009, 087702
2009Brandt, F. T. and Frenkel, J. and McKeon, D. G. C. and Siqueira, J. B.: {Resummation of infrared divergences in the free-energy of spin-two fields}. In: Phys. Rev. D, 80, 2009, 025024
2009Brandt, F. T. and Frenkel, J. and Taylor, J. C.: {The long wavelength limit of hard thermal loop effective actions}. In: Nucl. Phys. B, 814, 2009, 366--369
2008Brandt, F. T. and Frenkel, J.: {Instabilities in Thermal Gravity with a Cosmological Constant}. In: Phys. Lett. B, 665, 2008, 264--266
2008Brandt, F. T. and Das, Ashok and Frenkel, J.: {Thermal instability in a gravity-like scalar theory}. In: Phys. Rev. D, 78, 2008, 065030
2007Brandt, F. T. and Frenkel, J. and Muramoto, C.: {Fermionic Contributions to the Free Energy of Noncommutative Quantum Electrodynamics at High Temperature}. In: Phys. Lett. B, 649, 2007, 483--487
2007Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {General Covariant Gauge Fixing for Massless Spin-Two Fields}. In: Phys. Rev. D, 76, 2007, 105029
2007Brandt, F. T. and Chishtie, F. A. and McKeon, D. G. C.: {The effective potential in the massive phi**4(4) model}. In: Int. J. Mod. Phys. A, 22, 2007, 1--10
2006Brandt, Fernando T. and Das, Ashok K. and Espinosa, Olivier and Frenkel, Josif and Perez, Silvana: {Factorization of finite temperature graphs in thermal QED}. In: Phys. Rev. D, 73, 2006, 067702
2006Brandt, Fernando T. and Das, Ashok K. and Frenkel, Josif and Perez, Silvana: {Forward scattering amplitudes and the thermal operator representation}. In: Phys. Rev. D, 74, 2006, 125005
2006Brandt, F. T. and Frenkel, J. and Muramoto, C.: {On the free energy of noncommutative quantum electrodynamics at high temperature}. In: Nucl. Phys. B, 754, 2006, 146--177
2006Brandt, F. T. and Elias-Filho, M. R.: {Scalar-graviton interaction in the noncommutative space}. In: Phys. Rev. D, 74, 2006, 067704
2006Brandt, F. T. and Das, Ashok K. and Espinosa, Olivier and Frenkel, J. and Perez, Silvana: {Thermal Operator and Cutting Rules at Finite Temperature and Chemical Potential}. In: Phys. Rev. D, 74, 2006, 085006
2006Brandt, Fernando T. and Das, Ashok K. and Espinosa, Olivier and Frenkel, Josif and Perez, Silvana: {Thermal operator representation of finite temperature graphs. II.}. In: Phys. Rev. D, 73, 2006, 065010
2005Brandt, F. T. and Chishtie, F. A. and McKeon, D. G. C.: {The Renormalization group improved effective potential in massless models}. In: Mod. Phys. Lett. A, 20, 2005, 2215--2226
2005Brandt, Fernando T. and Das, Ashok K. and Espinosa, Olivier and Frenkel, Josif and Perez, Silvana: {Thermal operator representation of finite temperature graphs}. In: Phys. Rev. D, 72, 2005, 085006
2003Brandt, F. T. and Das, Ashok K. and Frenkel, J. and Pereira, J. and Taylor, J. C.: {The Static effective action for noncommutative QED at high temperature}. In: Phys. Rev. D, 67, 2003, 105010
2003Brandt, F. T. and McKeon, D. G. C.: {The Vacuum polarization in two-dimensional noncommutative QED}. In: Can. J. Phys., 81, 2003, 997--1003
2003Brandt, F. T. and Cuadros-Melgar, B. and Machado, F. R.: {Thermal one and two graviton Green's functions in the temporal gauge}. In: Phys. Rev. D, 67, 2003, 125006
2003Brandt, F. T. and Das, Ashok K. and Frenkel, J.: {Transport equation for the photon Wigner operator in noncommutative QED}. In: Phys. Rev. D, 68, 2003, 085010
2002Brandt, F. T. and Das, Ashok K. and Frenkel, J.: {Classical transport equation in noncommutative QED at high temperature}. In: Phys. Rev. D, 66, 2002, 105012
2002Brandt, F. T. and Das, Ashok K. and Frenkel, J.: {Dispersion relations for the selfenergy in noncommutative field theories}. In: Phys. Rev. D, 66, 2002, 065017
2002Brandt, F. T. and Das, Ashok K. and Frenkel, J.: {General structure of the photon selfenergy in noncommutative QED}. In: Phys. Rev. D, 65, 2002, 085017
2002Brandt, F. T. and Frenkel, J. and McKeon, D. G. C.: {Hard thermal effects in noncommutative U(N) Yang-Mills theory}. In: Phys. Rev. D, 65, 2002, 125029
2002Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {Induced parity violating thermal effective action for (2+1)-dimensional fermions interacting with a nonAbelian background}. In: Phys. Rev. D, 65, 2002, 065013
2002Brandt, F. T. and Das, Ashok K. and Frenkel, J. and Taylor, J. C.: {Kronecker delta energy terms in thermal field theory}. In: Phys. Rev. D, 65, 2002, 085008
2002Brandt, F. T. and Das, Ashok K. and Dunne, Gerald V. and Frenkel, J. and Taylor, J. C.: {NonAbelian thermal large gauge transformations in (2+1)-dimensions}. In: Phys. Rev. D, 65, 2002, 065006
2002Medina, Ricardo and Brandt, Fernando T. and Machado, Fabiano R.: {The Open superstring five point amplitude revisited}. In: JHEP, 07, 2002, 071
2002Brandt, F. T. and Das, Ashok K. and Frenkel, J. and McKeon, D. G. C. and Taylor, J. C.: {Transport equation and hard thermal loops in noncommutative Yang-Mills theory}. In: Phys. Rev. D, 66, 2002, 045011
2001Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {Absence of higher order corrections to the nonAbelian topological mass term}. In: Phys. Rev. D, 63, 2001, 085015
2001Brandt, Fernando T. and Das, Ashok K. and Frenkel, J. and Pereira, S. and Taylor, J. C.: {Derivative expansion and the parity violating effective action for thermal (2+1)-dimensional QED at higher orders}. In: Phys. Rev. D, 64, 2001, 065018
2000Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {Absence of higher order corrections to the nonAbelian Chern-Simons coefficient}. In: Phys. Lett. B, 494, 2000, 339--345
2000Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {Behavior of the thermal gluon self energy in the Coulomb gauge}. In: Phys. Rev. D, 62, 2000, 127702
2000Brandt, Fernando T. and Frenkel, J. and Machado, F. R.: {Finite temperature gluon selfenergy in a class of general temporal gauges}. In: Phys. Rev. D, 61, 2000, 125014
2000Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {Parity breaking electromagnetic interactions in thermal QED(3)}. 2000,
2000Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {Parity violating electromagnetic interactions in QED(3) at finite temperature}. In: Phys. Rev. D, 62, 2000, 085012
2000Brandt, Fernando T. and McKeon, D. G. C. and Sherry, T. N.: {Supersymmetry in 2 + 2 dimensions}. In: Mod. Phys. Lett. A, 15, 2000, 1349--1355
2000Brandt, Fernando T. and Frenkel, J. and Machado, F. R.: {Thermal forward scattering amplitudes in temporal gauges}. {30th International Conference on High-Energy Physics}. 2000. 1353--1355
2000Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {Two loop corrections to the topological mass term in thermal QED(3)}. In: Phys. Lett. B, 492, 2000, 393--397
1999Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {A Soluble theory of massless scalar QED(2)}. In: Phys. Rev. D, 59, 1999, 067701
1999Brandt, Fernando T. and Frenkel, J.: {Behavior of logarithmic branch cuts in the selfenergy of gluons at finite temperature}. In: Phys. Rev. D, 60, 1999, 107701
1999Brandt, Fernando T. and Frenkel, J.: {General structure of the graviton selfenergy}. In: Phys. Rev. D, 59, 1999, 127701
1999Brandt, Fernando T. and Das, Ashok K. and Frenkel, J. and da Silva, A. J.: {Retarded Greens functions and forward scattering amplitudes in thermal field theory}. In: Phys. Rev. D, 59, 1999, 065004
1999Brandt, Fernando T. and Das, Ashok K. and Frenkel, J.: {Retarded thermal Greens functions and forward scattering amplitudes at two loops}. In: Phys. Rev. D, 60, 1999, 105008
1998Brandt, Fernando T. and Frenkel, J. and Guerra, A.: {The Boltzmann equation in scalar field theory}. In: Int. J. Mod. Phys. A, 13, 1998, 4281
1998Brandt, Fernando T. and Frenkel, J.: {The Structure of the graviton selfenergy at finite temperature}. In: Phys. Rev. D, 58, 1998, 085012
1997Brandt, Fernando T. and Frenkel, J.: {Generalized forward scattering amplitudes in QCD at high temperature}. In: Phys. Rev. D, 56, 1997, 2453--2456
1997Brandt, Fernando T. and Frenkel, J.: {High temperature ln(T) contributions in thermal field theory}. In: Phys. Rev. D, 55, 1997, 7808--7814
1996Brandt, Fernando T. and Frenkel, J.: {Multiparticle tree amplitudes in scalar field theory}. In: Phys. Rev. D, 53, 1996, 2256--2259
1996Brandt, Fernando T. and Frenkel, J.: {Nonlinear couplings and tree amplitudes in gauge theories}. In: Phys. Rev. D, 53, 1996, 911--915
1996Brandt, Fernando T. and McKeon, D. G. C.: {The Barton expansion and the path integral approach in thermal field theory}. In: Phys. Rev. D, 54, 1996, 6435--6443
1995Brandt, Fernando T. and Frenkel, J. and Taylor, J. C.: {High temperature QCD and the classical Boltzmann equation in curved space-time}. In: Nucl. Phys. B, 437, 1995, 433--446
1995Brandt, Fernando T. and Frenkel, J.: {Nonlinear electromagnetic interactions in thermal QED}. In: Phys. Rev. Lett., 74, 1995, 1705--1707
1994Brandt, Fernando T. and Frenkel, J. and Taylor, J. C.: {Nonlinear interaction between electromagnetic fields at high temperature}. In: Phys. Rev. D, 50, 1994, 4110--4116
1994de Almeida, A. P. and Brandt, Fernando T. and Frenkel, J.: {Thermal matter and radiation in a gravitational field}. In: Phys. Rev. D, 49, 1994, 4196--4208
1994Brandt, Fernando T. and Eboli, Oscar J. P. and Gregores, E. M. and Magro, M. B. and Mercadante, P. G. and Novaes, S. F.: {Triple vector boson processes in gamma gamma colliders}. In: Phys. Rev. D, 50, 1994, 5591--5601
1993Brandt, Fernando T. and Frenkel, J. and Taylor, J. C. and Wong, S. M. H.: {Effective actions for Braaten-Pisarski resummation}. In: Can. J. Phys., 71, 1993, 219--226
1993Brandt, Fernando T. and Frenkel, J. and Taylor, J. C.: {The Energy of the high temperature quark - gluon plasma}. In: Nucl. Phys. B, 410, 1993, 3--22
1993Brandt, Fernando T. and Frenkel, J.: {The Graviton selfenergy in thermal quantum gravity}. In: Phys. Rev. D, 48, 1993, 4940--4945
1993Brandt, Fernando T. and Frenkel, J.: {The Three graviton vertex function in thermal quantum gravity}. In: Phys. Rev. D, 47, 1993, 4688--4697
1992Brandt, Fernando T. and Frenkel, J. and Taylor, J. C.: {Metric dependence of partition function at high temperature}. In: Nucl. Phys. B, 374, 1992, 169--182
1991Brandt, Fernando T. and Frenkel, J. and Taylor, J. C.: {On the calculation of finite temperature effects in field theories}. In: Phys. Rev. D, 44, 1991, 1801--1810
1991Brandt, Fernando T. and Kramer, G. and Nyeo, Su-Long: {W, Z plus jet production at p anti-p colliders}. In: Int. J. Mod. Phys. A, 6, 1991, 3973--3987
1990Brandt, Fernando T. and Kramer, G. and Nyeo, Su-Long: {WEAK BOSON PLUS JET PRODUCTION IN 2nd ORDER QCD}. In: Z. Phys. C, 48, 1990, 301--308
1989Brandt, Fernando T.: {CANCELLATION OF SPECTATOR INTERACTIONS IN THE DRELL-YAN AND DEEP INELASTIC PROCESSES}. In: Z. Phys. C, 45, 1989, 287
1989Brandt, Fernando T. and Frenkel, J. and Taylor, J. C.: {Cancellation of Soft Interactions With Spectators in the {Drell-Yan} Process}. In: Nucl. Phys. B, 312, 1989, 589--615
1987Brandt, Fernando T. and Frenkel, J.: {ANTISCREENING EFFECTS OF CLASSICAL YANG-MILLS FIELDS}. In: J. Phys. G, 13, 1987, 1317--1325
1987Brandt, Fernando T. and Frenkel, J.: {The Color Dielectric Parameter in (2+1)-dimensional {QCD}}. In: Phys. Rev. D, 36, 1987, 1247
1986Brandt, Fernando T. and Frenkel, J.: {Infrared Behavior of Three and Four Gluon Vertices in {Yang-Mills} Theory}. In: Phys. Rev. D, 33, 1986, 464