English Intern
Theoretische Physik III

Prof. Dr. Jefferson Stafusa

Prof. Dr. Jefferson Stafusa E. Portela

97074 Würzburg
Gebäude: M1
Raum: 2.010

Prof. Dr. Jefferson Stafusa

Research interests:

  • Nonlinear Dynamics and Statistical Physics  

Research experience:

  • 2017 - present: Guest researcher at the University of Wuerzburg, Wuerzburg, Germany
  • 2014 - present: Adjunct Professor at the Technological Federal University of Parana - Pato Branco, Brazil
  • 2011 - 2013: Post-doctoral Researcher at the Fraunhofer ITWM - Kaiserslautern, Germany
  • 2010 - 2011: Guest Scientist at the Max Planck Institute for the Physics of Complex Systems - Dresden, Germany


  • 2003 - 2008: Doctorate (D.Sc.) in Physics at the University of Sao Paulo - Sao Paulo, Brazil
  • 2006: Research visit to the University of Texas at Austin - Austin, USA
  • 1999 - 2002: B.Sc. in Physics at the Federal University at Parana - Curitiba, Brazil  


  • Manuel Schrauth, Jefferson S. E. Portela and Florian Goth. "A violation of the Harris-Barghathi-Vojta criterion", arXiv:1803.07010 (2018)
  •  „Two-dimensional Ising model on random lattices with constant coordination number“, Schrauth, M., Richter, J.A.J., and Portela, J.S.E., Physical Review E 97 (2018) 022144. 
  •  „Dynamical properties of the soft-wall elliptical billiard“, Kroetz, T., Oliveira, H.A., Portela, J.S.E., and Viana, R.L., Physical Review E 94 (2016) 022218.  
  • „Chaotic Explosions“, Altmann, E.G., Portela, J.S.E. und Tél, T., Europhysics Letters. 109 (2015) 30003 (editor's choice).
  • „Chaotic Systems with Absorption“, Altmann, E.G., Portela, J.S.E. und Tél, T., Phys. Rev. Lett. 111 (2013) 144101 (editor's suggestion).
  • „Leaking Chaotic Systems“, Altmann, E.G., Portela, J.S.E. und Tél, T., Rev. Mod. Phys. 85 (2013) 869—918 (cover).
  • „Nontwist symplectic maps in tokamaks“, Caldas, I.L., et al, Commun. Nonlinear. Sci. Numer. Simulat. 17 (2012) 2021—2030.
  • „Tokamak magnetic field lines described by simple maps“, Portela, J.S.E., Caldas, I.L. und Viana, R.L., Eur. Phys. J. Special Topics 165(1) (2008) 195—210.
  • „Exit basins in tokamaks with the Wada property“, Portela, J.S.E., Caldas, I.L., Viana, R.L. und Sanjuán,  M.A.F., Int. J. Bifurcation Chaos 17(11) (2007) 4067—4079. 
  • „Diffusive transport through a nontwist barrier in tokamaks“, Portela, J.S.E., Caldas, I.L., Viana, R.L. und Morrison, P.J., Int. J. Bifurcation Chaos 17(5) (2007) 1589—1598.
  • „Escaping and transport barrier due to ergodic magnetic limiters in tokamaks with reversed magnetic shear“, Silva, E.C., Roberto, M., Portela, J.S.E., Caldas, I.L. und Viana, R.L., Nucl. Fusion 46 (2006) S192—S198. 
  • „Chaotic magnetic field lines in tokamaks with ergodic limiter“, Portela, J.S.E., Viana, R.L. und Caldas, I.L., Physica A, 317 (2003) 411—431.    


E-Mail:  jstafusa@physik.uni-wuerzburg.de <
Büro: 02.023, M1 Gebäude <
Tel.: +49 (0)931/31-8xxx <