Dra. Mariela Portesi

Investigadora PUE

Dra. Mariela Portesi.
Investigador Independiente CONICET (link)
contacto: portesi@fisica.unlp.edu.ar

Temas de interés:

• Geometría de la información clásica y cuántica, y aplicaciones físicas.
• Medidas de información clásica y cuántica, entropías generalizadas; cuantificadores de entrelazamiento y otras correlaciones en sistemas cuánticos; principio de incertidumbre.
• Caracterización de caos cuántico. Comportamiento crítico en mecánica estadística. Correlaciones entre disparos neuronales frente a estímulos.

Actividades docentes:

• Profesor Adjunto Ordinario, Depto. de Matemáticas, Facultad de Cs Exactas, UNLP

           Primer Semestre: Análisis Matemático II CiBEx

 
Publicaciones recientes:

• Generalized entropies in quantum and classical statistical theories
  M. Portesi, F. Holik, P.W. Lamberti, G.M. Bosyk, G. Bellomo, S. Zozor
  European Physical Journal - Special Topics, 2018 (en prensa)
  arXiv:1802.08673 [quant-ph]

• Gaussian ensembles distributions from mixing quantum systems.
  I.S. Gómez, M. Portesi.
  Physica A - Statistical and Theoretical Physics 479, 437-448 (2017)
  
  
• Distinguishability notion based on Wootters statistical distance: Application to discrete maps.
  I.S. Gómez, M. Portesi, P.W. Lamberti
  Chaos: An Interdisciplinary Journal of Nonlinear Science 27, 083112 (2017)
  
  
• Ergodic statistical models: entropic dynamics and chaos.
  I.S. Gómez, M. Portesi
  AIP Conf. Proc. 1853(1), 100001 (2017)
  
  
• Unified entropic measures of quantum correlations induced by local measurements.
  G.M. Bosyk, G. Bellomo, S. Zozor, M. Portesi, P.W. Lamberti
  Physica A - Statistical and Theoretical Physics 462, 390-396 (2016)
  
  
• Comment on "Quantum Kaniadakis entropy under projective measurement"
  G.M. Bosyk, S. Zozor, F. Holik, M. Portesi, P.W. Lamberti
  Physical Review E 94, 261031-261032 (2016)
  
  
• A family of generalized quantum entropies: definition and properties.
  G.M. Bosyk, S. Zozor, F. Holik, M. Portesi, P.W. Lamberti
  Quantum Information Processing 15, 3393-3420 (2016)
  
  
• Entropic measures of joint uncertainty: Effects of lack of majorization.
  A. Luis, G.M. Bosyk, M. Portesi.
  Physica A - Statistical and Theoretical Physics 444, 905-913 (2015)
  
  
• A semiclassical condition for chaos based on Pesin theorem.
  I.S. Gómez, M. Losada, S. Fortin, M. Castagnino, M. Portesi
  International Journal of Theoretical Physics 54, 2192-2203 (2015)
  
  
• General entropy-like uncertainty relations in finite dimensions.
  S. Zozor, G.M. Bosyk, M. Portesi
  Journal of Physics A - Mathematical and Theoretical 47, 49530201-49530229 (2014)
  
  
• Geometric formulation of the uncertainty principle.
  G.M. Bosyk, T.M. Osán, P.W. Lamberti, M. Portesi
  Physical Review A 89, 341011-341014 (2014)
  
  
• Geometric approach to extend Landau-Pollak uncertainty relations for positive operator-valued measures.
  G.M. Bosyk, S. Zozor, M. Portesi, T.M. Osán, P.W. Lamberti
  Physical Review A 90, 521141-521148 (2014)
  
  
• Beyond Landau-Pollak and entropic inequalities: geometric bounds imposed on uncertainties sum.
  S. Zozor, G.M. Bosyk, M. Portesi, T.M. Osán, P.W. Lamberti
  AIP Conference Proceedings 1641, 181-188 (2014)
  
  
• On a generalized entropic uncertainty relation in the case of the qubit.
  S. Zozor, G.M. Bosyk, M. Portesi
  Journal of Physics A - Mathematical and Theoretical 46, 46530101-46530117 (2013)
  
  
• Statistical modelling of higher-order correlations in pools of neural activity.
  F. Montani, E. Phoka, M. Portesi, S.R. Schultz
  Physica A - Statistical and Theoretical Physics 392, 3066-3086 (2013)
  
  
• On the connection between complementarity and uncertainty principles in the Mach-Zehnder interferometric setting.
  G.M. Bosyk, M. Portesi, F. Holik, A.L. Plastino
  Physica Scripta 87, 650021-650027 (2013)