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Vania Koleva Jordanova

Vania Jordanova

Phone (505) 667-9908


  • Computational Physics and Applied Mathematics
  • Numerical modeling
  • Computational fluid dynamics (CFD)
  • Earth and Space Sciences
  • Geophysics
  • Magnetospheric physics
  • Theory and simulation of plasma systems
  • Ionospheric physics
  • Dynamic Radiation Environment Assimilation Model (DREAM)


Theoretical, numerical, and observational studies of the Earth's magnetosphere and geomagnetic storm dynamics. 

Development of theoretical models, data analysis and interpretation, computer simulation and visualization.


  • Doctor of Philosophy, Atmospheric and Space Sciences, Department of Atmospheric, Oceanic and Space Sciences, University of Michigan, Ann Arbor, MI, USA, 1995.
  • Master of Science, Physics (specialty Geophysics), Sofia University “Saint Kliment Ohridski”, Sofia, Bulgaria, 1983.

LANL Positions

  • Scientist 4, ISR-1: Space Science and Applications (2008-present)
  • Technical Staff Member, ISR-1: Space Science and Applications (2006-2008)

Professional Societies

  • Life Member of the American Geophysical Union (AGU)
  • Associate of the Committee on Space Research (COSPAR)
  • Member of the European Geosciences Union (EGU)
  • Member of the Asia Oceania Geosciences Society (AOGS)


  • NASA Group Achievement Award to Van Allen Probes Project Team, 2013.
  • Los Alamos Distinguished Performance Award for Van Allen Probes Mission Team, 2012.
  • Los Alamos Awards Program (LAAP) Award, September 2009.
  • ESA Award for Outstanding Contribution to Cluster II Science, September 2005.
  • AGU Certificate of Achievement for participation in the E/PO “Bright Stars” Program, 2004.
  • Outreach Scholar, Office of Research and the Office of Academic Affairs, UNH, 2004.
  • Faculty Development Award, UNH/College of Engineering and Physical Sciences, 2002.


Most relevant (out of 100 publications):

Jordanova, V. K., J. U. Kozyra, G. V. Khazanov, A. F. Nagy, C. E. Rasmussen, and M.-C. Fok, A bounce-averaged kinetic model of the ring current ion population, Geophys. Res. Lett., 21, 2785, 1994. Jordanova, V. K., L. M. Kistler, J. U. Kozyra, G. V. Khazanov, and A. F. Nagy, Collisional losses of ring current ions, J. Geophys. Res., 101, 111, 1996. Jordanova, V. K., J. U. Kozyra, and A. F. Nagy, Effects of heavy ions on the quasi-linear diffusion coefficients from resonant interactions with EMIC waves, J. Geophys. Res., 101, 19771, 1996. Jordanova, V. K., J. U. Kozyra, A. F. Nagy, and G. V. Khazanov, Kinetic model of the ring current-atmosphere interactions, J. Geophys. Res., 102, 14279, 1997.

Jordanova, V. K., C. J. Farrugia, R. M. Thorne, G. V. Khazanov, G. D. Reeves, and M. F. Thomsen, Modeling ring current proton precipitation by electromagnetic ion cyclotron waves during the May 14-16, 1997, storm, J. Geophys. Res., 106, 7, 2001.

Jordanova, V. K., L. M. Kistler, M. F. Thomsen, and C. G. Mouikis, Effects of plasma sheet variability on the fast initial ring current decay, Geophys. Res. Lett., 30(6), 1311, doi:10.1029/2002GL016576, 2003.

Jordanova, V. K., and Y. Miyoshi, Relativistic model of ring current and radiation belt ions and electrons: Initial results, Geophys. Res. Lett., 32, L14104, doi:10.1029/2005GL023020, 2005.

Miyoshi Y. S., V. K. Jordanova, A. Morioka, M. F. Thomsen, G. D. Reeves, D. S. Evans, J. C. Green, Observations and modeling of energetic electron dynamics during the October 2001 storm, J. Geophys. Res., 111, A11S02, doi:10.1029/2005JA011351, 2006.

Jordanova V. K., Y. S. Miyoshi, S. Zaharia, M. F. Thomsen, G. D. Reeves, D. S. Evans, C. G. Mouikis, J. F. Fennell, Kinetic simulations of ring current evolution during the Geospace Environment Modeling challenge events, J. Geophys. Res., 111, A11S10, doi:10.1029/2006JA011644, 2006.

Zaharia, S., V. K. Jordanova, M. F. Thomsen, G. D. Reeves, Self-consistent modeling of magnetic fields and plasmas in the inner magnetosphere: Application to a geomagnetic storm, J. Geophys. Res., 111, A11S14, doi:10.1029/2006JA011619, 2006.

Vapirev, A. E., and V. K. Jordanova, Calculation of bounce-averaged velocities and hydrogen densities for a storm-time magnetic field, Geophys. Res. Lett., 34, L10103, doi:10.1029/2007GL029380, 2007. Lavraud, B., and V. K. Jordanova, Modeling the effects of cold-dense and hot-tenuous plasma sheet on proton ring current energy and peak location, Geophys. Res. Lett., 34, L02102, doi:10.1029/2006GL027566, 2007. Jordanova, V. K., M. Spasojevic, and M. F. Thomsen, Modeling the EMIC wave-induced formation of detached subauroral proton arcs, J. Geophys. Res., 112, A08209, doi:10.1029/2006JA012215, 2007.

Zaharia, S., V. K. Jordanova, M. F. Thomsen, and G. D. Reeves, Self-consistent geomagnetic storm simulation: The Role of the induced electric fields, 70, 511, J. Atm. Sol.-Terr. Phys., doi:10.1016/j.jastp.2007.08.067, 2008.

Miyoshi, Y., K. Sakaguchi, K. Shiokawa, D. Evans, J. Albert, M. Connors, and V. Jordanova, Precipitation of radiation belt electrons by EMIC waves, observed from ground and space, Geophys. Res. Lett., 35, L23101, doi:10.1029/2008GL035727, 2008.   Jordanova, V. K., J. Albert, and Y. Miyoshi, Relativistic electron precipitation by EMIC waves from self-consistent global simulations, J. Geophys. Res., 113, A00A10, doi:10.1029/2008JA013239, 2008. Jordanova, V. K., H. Matsui, P. A. Puhl-Quinn, M. F. Thomsen, K. Mursula and L. Holappa, Ring current development during high speed streams, J. Atm. Sol. Terr. Phys., 71, 1093, doi:10.1016/j.jastp.2008.09.043, 2009.

Chen, L., J. Bortnik, R. M. Thorne, R. B. Horne, and V. K. Jordanova, Three-dimensional ray tracing of VLF waves in a magnetospheric environment containing a plasmaspheric plume, Geophys. Res. Lett., 36, L22101, doi:10.1029/2009GL040451, 2009.

Jordanova, V. K., R. M. Thorne, W. Li , Y. Miyoshi, Excitation of whistler mode chorus from global ring current simulations, J. Geophys. Res., 115, A00F10, doi:10.1029/2009JA014810, 2010. Jordanova, V. K., S. Zaharia, D. T. Welling, Comparative study of ring current development using empirical, dipolar, and self-consistent magnetic field simulations, J. Geophys. Res., 115, A00J11, doi:10.1029/2010JA015671, 2010.

Matsui, H., P. A. Puhl-Quinn, J. W. Bonnell, C. J. Farrugia, V. K. Jordanova, Yu. V. Khotyaintsev, P.-A. Lindqvist, E. Georgescu, and R. B. Torbert, Characteristics of storm-time electric fields in the inner magnetosphere derived from Cluster data, J. Geophys. Res., 115, A11215, doi:10.1029/2010JA015450, 2010.

Chen, L., R. M. Thorne, V. K. Jordanova, and R. B. Horne, Global simulation of magnetosonic wave instability in the storm time magnetosphere, J. Geophys. Res., 115, A11222, doi:10.1029/2010JA015707, 2010.

Zaharia, S., V. K. Jordanova, D. T. Welling, and G. Toth, Self-consistent inner magnetosphere simulation driven by a global MHD model, J. Geophys. Res., 115, A12228, doi:10.1029/2010JA015915, 2010.

Welling, D. T., V. K. Jordanova, S. Zaharia, A. Glocer, and G. Toth, The effects of dynamic ionospheric outflow on the ring current, J. Geophys. Res., 116, A00J19, doi:10.1029/2010JA015642, 2011.

Thomsen, M.F., M.H. Denton, V.K. Jordanova, L. Chen, R.M. Thorne, Free energy to drive equatorial magnetosonic wave instability at geosynchronous orbit, J. Geophys. Res., 116, doi:10.1029/2011JA016644, 2011.

Reeves, G.D., Y. Chen, G.S. Cunningham, R.W.H. Friedel, M.G. Henderson, V.K. Jordanova, J. Koller, S.K. Morley, M.F. Thomsen, and S. Zaharia, Dynamic Radiation Environment Assimilation Model: DREAM, Space Weather, 10, S03006, doi:10.1029/2011SW000729, 2012.

Yu, Y., V. Jordanova, S. Zaharia, J. Koller, J. Zhang, L.M. Kistler, Validation study of the magnetically self-consistent inner magnetosphere model RAM-SCB, J. Geophys. Res., 117, A03222, doi:10.1029/2011JA017321, 2012.

Jordanova, V. K., D. T. Welling, S. G. Zaharia, L. Chen, R. M. Thorne, Modeling ring current ion and electron dynamics and plasma instabilities during a high-speed stream driven storm, J. Geophys. Res., 117, A00L08, doi:10.1029/2011JA017433, 2012.

Thomsen, M.F., M.G. Henderson, and V.K. Jordanova, Statistical properties of the surface-charging environment at geosynchronous orbit, Space Weather, 11, 237-244, doi:10.1002/swe.20049, 2013.

Kletzing, C.A., W. Kurth, M. Acuna, R.J. MacDowall, R.B. Torbert, T. Averkamp, D. Bodet, S.R. Bounds, M. Chutter, J. Connerney, D. Crawford, J. Dolan, R. Dvorsky, G. Hospodarsky, J. Howard, V. Jordanova, R. Johnson, D. Kirchner, B. Mokrzycki, G. Needell, J. Odom, D. Mark, J. Phillips, C. Piker, S. Remington, D. Rowland, O. Santolik, R. Schnurr, D. Sheppard, C. Smith, R. Thorne, and J. Tyler, The Electric and Magnetic Field Instrument Suite and Integrated Science (EMFISIS) on RBSP, Space Sci. Rev., DOI 10.1007/s11214-013-9993-6, 2013.

Yu, Y., V. Jordanova, D. Welling, B. Larsen, S.G. Claudepierre, and C. Kletzing, The role of ring current particle injections: Global simulations and Van Allen Probes observations during 17 March 2013 storm, Geophys. Res. Lett., 41, 1126–1132, doi:10.1002/2014GL059322, 2014. Jordanova, V. K., Y. Yu, J. T. Niehof, R. M. Skoug, G. D. Reeves, C. A. Kletzing, J. F. Fennell, and H. E. Spence, Simulations of inner magnetosphere dynamics with an expanded RAM-SCB model and comparisons with Van Allen Probes observations, Geophys. Res. Lett., 41, doi: 10.1002/2014GL059533, 2014.

Yu, Y., J. Koller, V.K. Jordanova, S.G. Zaharia, R.W. Friedel, S.K. Morley, Y. Chen, D. Baker, G.D. Reeves, and H.E. Spence, Application and testing of the L* neural network with the self-consistent magnetic field model of RAM-SCB, J. Geophys. Res. Space Physics, 119, doi:10.1002/2013JA019350, 2014.

Chen, L., V. K. Jordanova, M. Spasojevic, R. M. Thorne, and R. B. Horne, Electromagnetic ion cyclotron wave modeling during the geospace environment modeling challenge event, J. Geophys. Res., 119, 2963, doi:10.1002/2013JA019595, 2014.

Zhang, J.C., A. Saikin, L. Kistler, C. Smith, H. Spence, C. Mouikis, R.Torbert, B. Larsen, G. Reeves, R. Skoug, H. Funsten, W. Kurth, C. Kletzing, R. Allen, and V. Jordanova, Excitation of EMIC waves detected by the Van Allen Probes on 28 April 2013, Geophys. Res. Lett., 41, doi:10.1002/2014GL060621, 2014.

Denton, R. E., V. K. Jordanova, B. J. Fraser, Effect of spatial density variation and O+ concentration on the growth and evolution of electromagnetic ion cyclotron waves, J. Geophys. Res., 119, 8372-8395, doi:10.1002/2014JA020384, 2014.