Published work
Kulkarni, P., U. S. Inan, T. F. Bell, and J.
Bortnik, Precipitation signatures of ground-based VLF transmitters, J. Geophys. Res.,
doi:10.1029/2007JA012569, 2008.
[Preprint]
Bortnik,
J., R. M. Thorne, and N. P. Meredith, The unexpected origin of plasmaspheric
hiss from discrete chorus emissions, Nature,
Vol. 452, Iss. 7183, pp. 62-66, 2008.
[Link to Nature website]
Bortnik,
J., J. W. Cutler, C. Dunson, T. E. Bleier, and R. L. McPherron, Characteristics
of low latitude Pc1 pulsations during geomagnetic storms, J. Geophys. Res., Vol. 113, A04201, doi:10.1029/2007JA012867, 2008.
[download]
Engebretson,
M. J., M. R. Lessard, A. T. Weatherwax, D. L. Detrick, J. C. Green, J. Bortnik,
J. L. Posch, N. J. Petit, M. C. Rose, and R. B. Horne, Pc1-Pc2 waves and
energetic particle precipitation during and after magnetic storms: superposed
epoch analysis and case studies, J.
Geophys. Res., Vol. 113, Iss. A1, CiteID A01211, 10.1029/2007JA012362,
2008.
[download]
Bortnik,
J., R. M. Thorne, and N. P. Meredith, Modeling the propagation
characteristics of chorus using CRRES suprathermal electron fluxes, J. Geophys. Res., Vol. 112, Iss. A8, CiteID: A08204, doi:10.1029/ 2006JA012237, 2007.
[download] Bortnik,
J., R. M. Thorne, N. P. Meredth, and O. Santolik, Ray tracing of
penetrating chorus and its implications for the radiation belts, Geophys. Res. Lett., Vol. 34, Iss. 15, CiteID L15109, doi:10.1029/2007GL030040, 2007.
[download] Rodger,
C. J., M. A. Clilverd, D. Nunn, P. T. Verronen, J. Bortnik, and E.
Turunen, Storm time, short-lived bursts of relativistic electron
precipitation detected by subionospheric radio wave propagation, J. Geophys. Res., 112, A07301, doi:10.1029/2007JA012347, 2007.
[download] Bortnik, J., J. W. Cutler, C. Dunson, and T. E. Bleier, An automatic wave detection algorithm applied to Pc1 pulsations, J. Geophys. Res., Vol. 112, A04204, doi:10.1029/2006JA011900, 2007.
[download] Bortnik,
J., and R. M. Thorne, The dual role of ELF/VLF chorus waves in the
acceleration and precipitation of radiation belt electrons, J. Atmos. & Solar-Terr. Phys., Vol. 69, pp. 378-386, 2007.
[download] Bortnik,
J., R. M. Thorne, T. P. O'Brien, J. C. Green, R. J. Strangeway, Y. Y.
Shprits, and D. N. Baker, Observation of two distinct, rapid loss
mechanisms during the 20 November 2003 radiation belt dropout event, J. Geophys. Res., Vol. 111, A12216, doi:10.1029/2006JA011802, 2006.
[download] Thorne,
R. M., R. B. Horne, V. K. Jordanova, J. Bortnik, and S. Glauert,
Interaction of EMIC waves with thermal plasma and radiation belt
particles, AGU Monograph, 2006. [In press]
[download]
Bortnik J., U. S. Inan,
and T. F. Bell, Landau damping and resultant unidirectional propagation of
chorus waves, Geophys. Res. Lett., Vol. 33, L03102, doi:10.1029/2005GL024553, 2006.
[download]
Bortnik J., U. S. Inan,
and T. F. Bell, Temporal signatures of radiation belt electron
precipitation induced by lightning generated MR whistler waves. Part I: Methodology, J. Geophys. Res., Vol. 111, A02204, doi:10.1029/2005JA011182, 2006.
[download]
Bortnik J., U. S. Inan,
and T. F. Bell, Temporal signatures of radiation belt electron
precipitation induced by lightning generated MR whistler waves. Part II: Global signatures, J. Geophys.
Res., Vol. 111, A02205, doi:10.1029/2005JA011398, 2006.
[download]
Bortnik J., U. S. Inan,
and T. F. Bell, Frequency-time spectra of magnetospherically reflecting
whistlers in the plasmasphere, J. Geophys. Res., 108(A1),
10.1029/2002JA009387, Jan 2003
[download] Bortnik J., U. S. Inan,
and T. F. Bell, Energy distribution and lifetime of magnetospherically
reflecting whistlers in the plasmasphere, J. Geophys. Res., Vol. 108,
No. A5, 10.1029/2002JA009316, May 2003
[download] Inan U. S., T. F.
Bell, J. Bortnik, Controlled precipitation of radiation belt electrons, J.
Geophys. Res., Vol. 108, No. A5, 10.1029/2002JA009580, May 2003
[download]
Bell T. F., U. S. Inan,
J. Bortnik, and J. D. Scudder, The Landau damping of magnetospherically
reflected whistlers within the plasmasphere, Geophys. Res. Lett., Vol.
29, No. 15, Aug. 2002.
[download]
Bortnik J., U. S. Inan,
and T. F. Bell, L-dependence of energetic electron precipitation driven
by magnetospherically reflecting whistler waves, J. Geophys. Res., Vol.
107, No. A8, Aug. 2002.
[download]
Blake J. B., U. S. Inan,
M. Walt, T. F. Bell, J. Bortnik, D. L. Chenette, and H. J. Christian,
Lightning-induced energetic electron flux enhancements in the drift loss cone,
J. Geophys. Res., Vol. 106, No. A12, pp. 29,733-29-744, Dec. 2001.
[download]
Lorentzen K. R., J. B.
Blake, U. S. Inan, and J Bortnik, Observations of relativistic electron
micro-bursts in association with VLF chorus, J. Geophys. Res., Vol. 106,
No. A4, p. 6017, Apr. 2001.
[download]
Bortnik J, Compaction
technology: could high phase order transmission ever get right of way?,
Electricity+Control, July 1998, pp 23-24.
Bortnik J., and J. P.
Reynders, Compaction technology: high phase order transmission in the South
African context, SAUPEC 98, Proceedings of the Seventh Southern African
Universities power engineering conference, pp. 131-134, University of Stellenbosch,
1998
Ph.D. thesis Bortnik,
J., Precipitation of radiation belt electrons by lightning- generated
magnetospherically reflecting whsitler waves, Stanford University
Dissertation,, ISBN: B000BIHX56, May 2004.
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