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Juan Alejandro Valdivia Hepp

Phone(s): (56-2) 9787276 , (56-2) 271 2973
Departamento de Física, Facultad de Ciencias, Universidad de Chile.
Las Palmeras 3425, Ñuñoa, Santiago, Chile.

Professional Degree

  • B. S. in Physics, University of Maryland, College Park (1991).
  • B. S. in Mathematics, University of Maryland, College Park (1991).
  • B. S. in Astronomy, University of Maryland, College Park (1991).
  • M.S. in Physics, University of Maryland, College Park (1996).
  • Ph.D. in Physics, University of Maryland, College Park (1997).

Research Areas

  • Nano-clusters.
  • Complex systems.
  • Astrophysical plasma.

National and International Committees and Honors

  • The 1998 F. L. Scarf Award for best Ph.D. Dissertation, American Geophysical Union most outstanding Ph.D. dissertation in Space Physics and Aeronomy.
  • National Research Council Postdoctoral Fellowship (1997-1999), NASA, Goddard Space Flight Center, Greenbelt.
Proposal reviewer for
  • NASA, USA.
  • National Science Foundation, USA.
  • Natural Environment Research Council, USA.
  • Comisión Nacional de Investigación Científica y Tecnológica, Conicyt/Fondecyt Chile.
  • Comisión Chilena de Energía Nuclear, Chile.
  • Consejo Nacional de Investigaciones Científicas y Técnicas, Conicet, Argentina.
  • Agencia Nacional de Promoción Científica y Tecnológica, ANPyCT, Argentina.
  • Instituto de Geofísica, Universidad Autónoma de México.
  • Netherlands Organisation for Scientific Research, NWO, Netherlands.
  • Mecesup (Ministerio de Educacion, Chile).
  • Universidad de Santiago de Chile.
Paper reviewer for
  • Geophysical Research Letters.
  • Journal of Geophysical Research.
  • Radio Science.
  • Journal of Atmospheric and Solar-Terrestrial Physics.
  • Geophysical Monograph.
  • Space Science Reviews.
  • Advances of Space Research.
  • Journal of Physics D: Applied Physics.
  • Nonlinear Processes in Geophysics.
  • New Journal of Physics.
  • Physica A.
  • Earth, Planets and Space.
  • International Journal of Bifurcation and Chaos
Societies
  • American Geophysical Union (AGU).
  • American Physical Society (APS).
  • Asociación Latinoamericana de Geofísica Espacial (ALAGE).
  • Sociedad Chilena de Física.

Guided Undergraduate Thesis (Since 2006)

  • Undegraduate: A. Fritz (2005-2006), Simulación de un Horno de plasma, Universidad de los Andes, Colombia.

Projects

  • Principal Investigator (2010-2014), Conicyt Grant “Programa de Financiamiento Basal” 2009, Chile, Centro para el desarrollo de la Nanociencia y Nanotecnología.
  • Principal Investigator (2008-2009), Programa de cooperación Científica Internacional CNPq/CONICYT 2007 (Folio 2007-162), Simulación y análisis de turbulencia en plasmas en la conexión Sol-Tierra.
  • Principal Investigator (2007-2010), Fondecyt regular Grant 2007 (1070854), Chile: SELF-ORGANIZATION PROCESSES IN PLASMAS, AND ITS RELEVANCE TO THE EARTHS MAGNETOSPHERIC DYNAMICS.
  • Co-Investigator (2007-2010), Fondecyt regular Grant 2007 (1070131), Chile: THE RELEVANCE OF TURBULENCE IN THE MAGNETOSPHERE OF THE EARTH AND ITS RELATIONSHIP WITH GEOMAGNETIC STORMS AND SUBSTORMS.
  • International Researcher (2007-2011), Colciencias Grant 2007, Colombia: Center of Excellence in Complex-System Research: Centro de Estudios Interdisciplinarios Básicos y Aplicados en Complejidad (CEIBA).
  • Co-Investigator (2005-2008), Fondecyt regular Grant 2005 (1050350), Chile: Effect of finite amplitude waves on linear waves. Ion cyclotron waves in drifting multi-ion species plasmas. Stability of a magnetoplasma with cross field currents.
  • Principal Investigator (2003-2006), Fondecyt regular Grant 2003 (1030727), Chile: The relevance of global self-organization processes in plasmas and the relationship with the dynamics of the magnetotail.
  • Co-Investigator (2002-2004), Fondecyt regular Grant 2002 (1020152), Chile: Properties and dynamics of nonlinear electromagnetic beam-plasma waves, and the stability of magnetoplasma with cross-field currents.
  • Principal Investigator (2000-2002), Fondecyt regular Grant 2000 (1000808), Chile: Modeling self-organized criticality in the turbulent plasma sheet: its relation to the coherence and repeatability of the substorm phenomena.
  • Co-Investigator (1998-2000) , NASA Grant 1998, USA: The role of self-Organized Criticality in the Substorm Phenomena and its relation to Localized reconnection in the Magnetospheric Plasma Sheet.
  • Co-Investigator (1998-2000) , NASA Grant 1998, USA: Nonlinear modeling of high-latitude electrodynamics and midlatitude currents, and prediction from real-time solar wind data.

Conferences (2006 to date)

  • 2009 (November) Solidos 2009, Valparaiso, Chile.
  • 2009 (October) International Living With a Star 2009, Ubatuba, Sao Paulo, Brasil.
  • 2009 (July) The 9th International School for Space Simulations, Paris. France.
  • 2009 (June) Modern Challenges in Nonlinear Plasma Physics, Halkidiki, Greece.
  • 2009 (January) The Nonlinear Magnetosphere, Viña del Mar, Chile.
  • 2009 (January) Latin American School on Computational Materials Science, Santiago Chile.
  • 2008 (November) XVI Simposio Chileno de Fisica de la Sociedad Chilena de Física, Valparaíso, Chile.
  • 2008 (October) Informs Annual Meeting. Washington D.C, USA.
  • 2007 (November) 50a Reunión Anual de la Soc. de Biología. de Chile, Pucon, Chile.
  • 2007 (October) The World Space Environment Forum 2007, Bibliotheca Alexandrina, Egypt.
  • 2007 (August) 40 Years of Pulsars, Mcgill, Montreal, Canada.
  • 2007 (July) 4th annual meeting of the Asia Oceania Geoscience Society, Bangkok, Thailand.
  • 2007 (July) Dynamics Days Europe 2007, Loughborough University, England.
  • 2007 (June) PASI 2007 Electronic Structure and Excitations on Nanostructures, Zacatecas, Mexico.
  • 2007 (March) 51st Annual Meeting of the Biological Society, Baltimore, USA.
  • 2007 (March) American Physical Society, March Meeting, Denver, USA.
  • 2006 (December) XXIII Texas Symposium on Relativistic Astrophysics, Melbourne, Australia.
  • 2006 (November) 5ta Reunion Anual de la Sociedad Chile de Astronomia, La Serena, Chile.
  • 2006 (November) XV Reunion de la Sociedad Chilena de Fisica, Santiago, Chile.
  • 2006 (August) V Jornada de Mecánica Computacional, Concepcion, Chile.

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