Skip Navigation

Bruce Tsurutani

Photo of Bruce Tsurutani


4800 Oak Grove Drive
M/S 169-506

Pasadena, CA 91109






Click here


Click here

Curriculum Vitae:

Click here

Member of:

Interstellar and Heliospheric Physics


  • B.A., Physics, University of California at Berkeley
  • Ph.D., Physics, University of California at Berkeley (1972)

Professional Experience

  • Jet Propulsion Laboratory (1972-present
    • Research Associate (2019- Present)
    • Principal Scientist (2001-2019)
      • Senior Research Scientist (1986-2019) Research Scientist (1972-1985)
      • Manager of the Space Physics and Astrophysics Section (1985-1987)
      • Leader of Space Plasma Physics Group (1987-2004)
  • Visiting Associate, Rheinisches Institut fur Umweltforschung, University of Cologne, Germany, (April-May, 2013)
  • Visiting Associate, Plasma Group, California Institute of Technology, (Nov 2012-March 2013)
  • Visiting Professor, Brazilian National Space Research Institute (INPE), Sao Jose dos Campos (Sept-Oct., 2010)
  • Visiting Scientist, Technical University of Braunschweig, Germany (May-August, 2010)
  • Visiting Professor, Kyoto University (Oct. 2006- April 2007)
  • Visiting Professor, Kyoto University (August- Nov 2005)
  • Adjunct Professor, Physics and Astronomy Department, University of Southern California (2004-2007)
  • Visiting Associate, California Institute of Technology, Solar Physic Group (1996-2002)
  • Visiting Scientist, National Oceanic & Atmospheric Administration SEL, Boulder CO (July-Aug, 1993)
  • Visiting Professor University of Alaska, Geophysical Institute (July-Aug, 1992)
  • Visiting Professor Kyoto University (Mar-July, 1988)
  • PhD, 1972, University of California at Berkeley (K. A. Anderson, thesis advisor): “Energetic Electron Precipitation and Substorms”

Research Interests

  • Space Weather (Magnetic Storms, Substorms and Geomagnetic Quiet: Solar Cycle Dependences, Atmospheric Winds, Geomagnetically Induced Currents, Power Outages)
  • Extreme Space Weather (Extreme Solar Flares, Extreme Magnetic Storms, Extreme Ionospheric Uplift, Supersubstorms)
  • Nonlinear Plasma Waves (Evolution, Turbulence, Shock Formation, Stochastic Particle Acceleration)
  • Plasma Physics (Instabilities and Wave-Particle Interactions)
  • Ionospheric Physics: The Dayside Superfountain Effect, Solar Flare Effects
  • Auroral and Magnetospheric Physics (Energetic Particle Precipitation, Auroras, Relativistic Electron Acceleration and Precipitation)
  • Solar Wind Interaction with Magnetospheres (Upstream Waves and Particles, Viscous Interaction)
  • Geomagnetism
  • Solar Corona Physics (Heating)
  • Astrophysics (X-Ray Bursters)

Selected Awards

  • Google Scholar H-Index 94, 36,790 citations.
  • Wiley, top downloaded paper in 2018-2019, 2020.
  • International Kristian Birkeland Medal for Space Weather and Space Climate, 2019.
  • COSPAR Space Science Award, 2018
  • Asteroid 6313 named Tsurutani.
  • Excellence in Refereeing awards (2017, 2016, 2015, 2007-JGR; 2015 Sol. Phys.; 2014-JASTP; 2003, 1984-GRL)
  • John A. Fleming Medal (for outstanding original research and technical leadership in geomagnetism, aeronomy, space physics and plasma physics), AGU (2009).
  • AGU Fellow (2009)
  • The University of Santa Maria, Rio Grande do Sul, Brazil University Medal (2009)
  • Latin American Geophysical Society (ALAGE) Gold Medal, inaugural awardee (2001)
  • Von Humboldt (Germany) Research Fellow (1993-1994), spent at Technical University of Braunschweig and Cologne University, Germany
  • Brazilian National Space Medal (1992). Other awardees include: W. Von Braun, V. Suomi and Y. Gagarin. Only six awardees to date.
  • President-Elect/President, AGU Space Physics and Aeronomy Section (1988-1992)
  • Kyoto University International Scholarship (1989)
  • Secretary, AGU Solar Interplanetary Physics section (1982-1986)
  • NASA awards (Exceptional Service Medals (1985, 2001) and ~10 space flight team achievement awards

Selected Publications

  1. Tsurutani, B.T. and R. Hajra, The interplanetary and magnetospheric causes of geomagnetically induced currents (GICs) > 10 A in the Mantsala Finland pipeline: 1999-2019, Spa. Weath. Spa. Clim., 2021
  2. Tsurutani, B.T., R. Chen, X. Gao, Q. Lu, J.S. Pickett, G.S. Lakhina, A. Sen, R. Hajra, S.A. Park and B.J. Falkowski, Lower-band “monochromatic” chorus riser subelement/wave packet observations, J. Geophys. Res. Spa. Phys., 125, e2020JA028090, 2020.
  3. Shan, L., B.T. Tsurutani, Y. Ohsawa, C. Mazelle, C. Huang, A. Du, Y.S. Ge and Q. Lu, Observational evidence for fast mode periodic small-scale shocks: A new type of plasma phenomena, Ap. J. Letts. 905:L4, 2020,
  4. Tsurutani, B.T., G.S. Lakhina and R. Hajra, The physics of space weather/solar terrestrial physics (STP): What we know now and what the current and future challenges are, Nonl. Proc. Geophys., 27, 75-119, 2020.
  5. Tsurutani, B.T., S.A. Park, B.J. Falkowski, J.Bortnik, G.S. Lakhina, A. Sen, J.S. Pickett, R. Hajra, M. Parrot and P. Henri, Low frequency (f < 200 Hz) Polar plasmaspheric hiss: Coherent and intense, J. Geophys. Res., 124, 10,063-10,084,, 2019.
  6. Tsurutani, B.T., G.S. Lakhina, A. Sen, P. Hellinger, K.-H. Glassmeier and A.J. Mannucci, A review of Alfvenic turbulence in high speed solar wind streams: Hints from cometary plasma turbulence, J. Geophys. Res. Spa. Phys., 123, httos://, 2018.
  7. Tsurutani, B.T., R. Hajra, T. Tanimori, A. Takada, R. Bhanu, A.J. Mannucci, G.S. Lakhina, J.U. Kozyra, K. Shiokawa, L.C. Lee, E. Echer, R.V. Reddy and W.D. Gonzalez, Heliospheric plasmasheet (HPs) impingement onto the magnetosphere as a cause of relativistic electron dropouts (REDs) via coherent EMIC wave scattering with possible consequences for climate change mechanisms, J. Geophys. Res. Spa. Phys, 111, doi:10.1002/2016JA022499, 2016.
  8. Hajra, R., B.T. Tsurutani, E. Echer, W.D. Gonzalez and O. Santolik, Relativistic (E > 0.6, > 2.0 and > 4.0 MeV) electron acceleration at geosynchronous orbit during high-intensity, long-duration, continuous AE activity (HILDCAA) events, Astrophys. J., 799:39, doi:10.1088/0004-637X/799/1/39, 2015.
  9. Tsurutani, B.T., O.P. Verkhoglyadova, and G.S. Lakhina, Energetic electron (> 10 keV) microburst precipitation, ~5- 15 s X-ray pulsations, chorus and wave-particle interactions: A review, J. Geophys. Res.,Spa. Phys., 118, doi:20.1002/jgra.50264, 2013.
  10. Tsurutani, B.T., O.P. Verkhoglyadova, A.J. Mannucci, G.S. Lakhina, and J.D. Huba, Extreme changes in the dayside ionosphere during a Carrington-type magnetic storm, J. Space Weath. Space Clim., 2, A05, doi:10.1051/swsc/201 2004, 2012.
  11. Lakhina, G.S., B.T. Tsurutani, O.P. Verkhoglyadova and J.S. Pickett, Pitch angle transport of electrons due to cyclotron interactions with the coherent chorus subelements, J. Geophys. Res., 115, doi:10.1029/2009JA014885, 2010.
  12. Tsurutani, B.T., O.P. Verkhoglyadova, G.S. Lakhina and S. Yagitani, Properties of dayside outer zone (DOZ) chorus during HILDCAA events: Loss of energetic electrons, J. Geophys. Res., 114, A03207, doi:10.1029/2008JA013353, 2009.
  13. Tsurutani, B.T., W.D. Gonzalez, A.L.C. Gonzalez, F.L. Guarnieri, N. Gopalswamy, M. Grande, Y. Kamide, Y. Kasahara, G. Lu, I. Mann, R. McPherron, F. Soraas and V. Vasyliunas., Corotating solar wind streams and recurrent geomagnetic activity: A review, J. Geophys. Res., 111, A07S01, doi:10.1029/2005JA011273, 2006.
  14. Tsurutani, B.T., D.L. Judge, F.L. Guarnieri, et al., The October 28, 2003 extreme EUV solar flare and resultant extreme ionospheric effects: Comparison to other Halloween events and the Bastille day event, Geophys. Res. Lett., 32, 3 L03S09, doi:10.1029/2004GL021475, 2005.
  15. Mannucci, A.J., B.T. Tsurutani, B.A. Iijima, A. Komjathy, A. Saito, W.D. Gonzalez, F.L. Guarnieri, J.U. Kozyra and R. Skoug, Dayside global ionospheric response to the major interplanetary events of October 29-30 2003 “Halloween storms”, Geophys. Res. Lett., 32, L12S02, doi:10.1029/2004GL021467, 2005.
  16. Tsurutani, B.T., D. R. Clay, L. D. Zhang, B. Dasgupta, D. Brinza, M. Henry, A. Mendis, J.K. Arballo, S. Moses, and A. Mendis, Plasma clouds associated with Comet P/Borrelly dust impacts, Icarus, 167, 89, 2004.
  17. Tsurutani, B.T., A. Mannucci, B. Iijima, M.A. Abdu, J.H.A. Sobral, W.D. Gonzalez,F.L. Guarnieri, T. Tsuda, A. Saito, K. Yumoto, B. Fejer, T.J. Fuller-Rowell, J. Kozyra, J.C. Foster, A. Coster and V.M. Vasyliunas, Global dayside ionospheric uplift and enhancement associated with interplanetary electric fields, J. Geophys. Res.,109, A08302, doi:10.1029/2003JA010342, 2004.
  18. Tsurutani, B.T., W.D. Gonzalez, G.S. Lakhina and S. Alex, The extreme magnetic storm of September 1-2, 1859, J. Geophys. Res., 108, SSH 1-1, doi:10.1029/2002JA009504, 2003 .
  19. Zhou, X.-Y. and B.T. Tsurutani, Interplanetary shock triggering of nightside geomagnetic activity: Substorms, pseudobreakups and quiescent events, J. Geophys. Res., 106, 18957, 2001.
  20. Tsurutani, B.T., G.S. Lakhina, D. Winterhalter, J.K. Arballo, C. Galvan and R. Sakurai, Energetic particle cross-field diffusion: Interaction with magnetic decreases (MDs), Nonlinear Proc. in Geophysics, 6, 235, 1999.
  21. Tsurutani, B.T., and G. S. Lakhina, Some basic concepts of wave-particle interactions in collisionless plasmas, Rev. Geophys, 35, 491, 1998.
  22. Tsurutani, B.T., and W. D. Gonzalez, The interplanetary causes of magnetic storms: A review, in Magnetic Storms, edited by B. T. Tsurutani, W. D. Gonzalez, Y. Kamide, and J.K. Arballo, AGU Monograph, Wash. D.C.,98, 77, 1997.
  23. Tsurutani, B.T., K.-H. Glassmeier and F. M. Neubauer, A review of nonlinear low frequency (LF) wave observations in space plasmas: On the development of plasma turbulence, Nonlinear Waves and Chaos in Space Plasmas, edited by T. Hada and H. Matsumoto, Terra, Sci. Publ., Tokyo, 1, 1996. Kyoto, Japan, 1996.
  24. Tsurutani, B.T., K.-H. Glassmeier and F. M. Neubauer, An intercomparison of plasma turbulence at three comets: Grigg-Skjellerup, Giacobini-Zinner, and Halley, Geophys. Res. Lett., 22, 1149, 1995.
  25. Tsurutani, B.T., W. D. Gonzalez, A.L.C. Gonzalez, F. Tang, J. K. Arballo, and M. Okada, Interplanetary Origin of geomagnetic activity in the declining phase of the solar cycle, J. Geophys. Res., 100, 21717, 1995.
  26. Tsurutani, B.T., C. M. Ho, E. J. Smith, M. Neugebauer, B. E. Goldstein, J. S. Mok, J. K. Arballo, A. Balogh, D. J. Southwood, and W. C. Feldman, The relationship between interplanetary discontinuities and Alfvén waves: Ulysses observations, Geophys. Res. Lett., 21, 2267, 1994.
  27. Tsurutani, B.T. and W. D. Gonzalez, F. Tang, and Y. T. Lee, Great magnetic storms, Geophys. Res. Lett., 19, 73, 1992.
  28. Tsurutani, B.T., M. Sugiura, T. Iyemori, B. E. Goldstein, W. D. Gonzalez, S. I. Akasofu, and E. J. Smith, The nonlinear response of AE to the IMF Bs driver: A spectral break at 5 hours, Geophys. Res. Lett., 17, 279, 1990.
  29. Tsurutani, B.T. and W.D. Gonzalez, The cause of high-intensity long duration continuous AE activity (HILDCAAs): interplanetary Alfvén wave trains, Planet. Spa. Sci., 35, 405, 1987.
  30. Tsurutani, B.T. and R. P. Lin, Acceleration of >47 keV ions and >2 keV electrons by interplanetary shocks at l AU, J. Geophys. Res., 90, l, l985.
  31. Tsurutani, B.T., J.A. Slavin, E.J. Smith, R. Okida, and D.E. Jones, Magnetic structure of the distant geotail from -60 to -220 Re: ISEE-3, Geophys. Res. Lett., 11, 1, 1984.
  32. Tsurutani, B.T., E. J. Smith, R. R. Anderson, K. W. Ogilvie, J. D. Scudder, D. N. Baker, and S. J. Bame, Lion Roars and non-oscillatory drift mirror waves in the magnetosheath, J. Geophys. Res., 87, 6060, l982.
  33. Tsurutani, B.T., E. J. Smith, K. R. Pyle, and J. A. Simpson, Energetic protons accelerated at co-rotating shocks: Pioneer l0 and 11 observations from l to 6 AU, J. Geophys. Res., 87, 7389, l982.
  34. Smith, E. J., B. T. Tsurutani, and R. L. Rosenberg, Observations of the interplanetary sector structure up to heliographic latitudes of l6': Pioneer 11, J. Geophys. Res., 83, 7l7, l978.
  35. Neugebauer, M., and B. T. Tsurutani, Can x-tay bursts be caused by substorms at a neutron star?, Astrophys. J., 226, 494, l978.
  36. Tsurutani, B. T., and E. J. Smith, Two types of ELF chorus in the outer magnetosphere and their substorm dependences, J. Geophys. Res., 82, 5112, l977.
  37. Tsurutani, B.T., and E. J. Smith, Postmidnight chorus: A substorm phenomenon, J. Geophys. Res., 79, 118, l974.

Editor of Books

  1. Recurrent Magnetic Storms: Corotating Solar Wind Streams, edited by B.T. Tsurutani, R.L. McPherron, W.D. Gonzalez, G. Lu, J.H.A. Sobral, and N. Gopalswamy, Amer. Geophys. Un. Press, Wash. D.C., 167, 2006.
  2. From the Sun: Auroras, Magnetic Storms, Solar-Flares and Cosmic Rays, edited by S. Suess and B.T. Tsurutani, Amer. Geophys. Un. Press, Wash. D.C., 1998.
  3. Magnetic Storms, AGU monograph 98, edited by B.T. Tsurutani, W.D. Gonzalez, Y. Kamide, J.K. Arballo, 1997.
  4. Proceedings if the First U.S.-Russian Workshop on FIRE Environment, IKI - Moscow, edited by O. Vaisberg and B. Tsurutani, Dec. 1995.
  5. Small Instruments for Space Physics, NASA, Washington D.C., edited by B. T. Tsurutani, November 1993.
  6. Plasma Waves and Instabilities at Comets and in Magnetospheres, edited by B. T. Tsurutani and H. Oya, Amer. Geophys. Un. Press, Wash. D.C., 53, 1989
  7. Collisionless Shocks in the Heliosphere: A Tutorial Review, edited by R. G. Stone and B.T. Tsurutani, Amer. Geophys. Un. Press, Wash. D.C., 34, 1985
  8. Collisionless Shocks in the Heliosphere: Review of Current Research, edited by B. T. Tsurutani and R. G. Stone, Amer. Geophys. Un. Press, Wash. D.C., 35, 1985

Complete List of Publications can be found in the CV.