Egil Leer

Image of Egil Leer
Norwegian version of this page
Email egil.leer@astro.uio.no
Username
Visiting address Sem Sælands vei 13 Svein Rosselands hus 0371 Oslo
Postal address Postboks 1029 Blindern 0315 Oslo

Background

  • 1960 - 1966 University of Oslo (UiO)
  • 1966 Cand. real. Theoretical Physics
  • 1967 Teaching certificate (Pedagogisk Seminar)
  • 1970 - 1972 University of California at San Diego.
  • 1972 Ph.D.  Applied Physics

Work experience

  • 1964 - 1967 Research Assistant (Vit. ass.) Physics, UiO
  • 1968 - 1971 Research Fellow (Stipendiat),  Norwegian Research Council (NAVF)
  • 1972 - 1972 Research Fellow (Stipendiat),  University of Tromsø
  • 1972 - 1976 Senior Lecturer, Physics, University of Tromsø
  • 1976 - 1988 Professor, Physics, University of Tromsø
  • 1988 - 1991 Senior Lecturer, Theoretical Astrophysics, UiO
  • 1992 - 2011 Professor, Theoretical Astrophysics, UiO

Awards and appointments

  • 1974 Alexander von Humbolt fellowship, Max Planck Institute for Aeronomie, Lindau, Germany
  • 1977/1978 Visiting Scientist, National Center for Atmospheric Research, (NCAR), Boulder, CO, USA
  • 1983 Visiting Scientist, NCAR
  • 1987/1988 Odd Hassel Research Fellowship, awarded by NAVF
  • 1989 - 2010 Affiliate Scientist, NCAR
Tags: Astronomy and Astrophysics, Solar Physics

Publications

  • Garcia, Odd Erik; Leer, Egil; Pecseli, Hans & Trulsen, Jan Karsten (2015). Magnetic field-aligned plasma currents in gravitational fields. Annales Geophysicae. ISSN 0992-7689. 33(3), p. 257–266. doi: 10.5194/angeo-33-257-2015. Full text in Research Archive
  • Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2007). Solar wind originating in funnels: fast or slow? Astronomy and Astrophysics (A & A). ISSN 0004-6361. 474, p. 997–1013. doi: 10.1051/0004-6361%3A20066311.
  • Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2006). Improved gyrotropic transport equations for fully ionized magnetized gases: modelling the solar wind. Physica Scripta. ISSN 0031-8949. T122, p. 66–78. doi: 10.1088/0031-8949/2006/T122/01.
  • Lie-Svendsen, Øystein & Leer, Egil (2006). The Impact of Solar Eruptions on the Upper Chromosphere, Transition Region, and Corona. The Astrophysical Journal (ApJ). ISSN 0004-637X. 643, p. 1286–1303. doi: 10.1086/501432.
  • Endeve, Eirik; Lie-Svendsen, Øystein; Hansteen, Viggo & Leer, Egil (2005). Release of Helium from Closed-Field Regions of the Sun. The Astrophysical Journal (ApJ). ISSN 0004-637X. 624, p. 402–413.
  • Killie, Mari Anne; Lie-Svendsen, Øystein & Leer, Egil (2005). The Helium Abundance of Quiescent Coronal Loops. The Astrophysical Journal (ApJ). ISSN 0004-637X. 632, p. L155–L158.
  • Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2005). Describing the flow of fully ionized, magnetized gases: improved gyrotropic transport equations. Journal of Plasma Physics. ISSN 0022-3778. 71(5), p. 611–629. doi: 10.1017/S0022377804003393.
  • Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2005). Modeling helium in the solar wind with new gyrotropic transport equations. ESA SP. ISSN 0379-6566. p. 487–490.
  • Killie, Mari Anne; Lie-Svendsen, Øystein & Leer, Egil (2005). Modeling Helium in Closed Coronal Structures. ESA SP. ISSN 0379-6566. p. 147–152.
  • Endeve, Eirik; Holzer, T.E. & Leer, Egil (2004). Helmet streamers gone unstable: Two-Fluid Magnetohydrodynamic Models of the Solar Corona. The Astrophysical Journal (ApJ). ISSN 0004-637X. 603.
  • Killie, Mari Anne; Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2004). Improved transport equations for fully ionized gases. The Astrophysical Journal (ApJ). ISSN 0004-637X. 604, p. 842–849.
  • Lie-Svendsen, Øystein; Hansteen, Viggo & Leer, Egil (2003). Helium Abundance in the Corona and Solar Wind: Gyrotropic Modeling from the Chromosphere to 1 AU. The Astrophysical Journal (ApJ). ISSN 0004-637X. 596(1), p. 621–645.
  • Endeve, Eirik; Leer, Egil & Holzer, T.E. (2003). Two-dimensional Magnetohydrodynamic Models of the Solar Corona: Mass Loss from the Streamer Belt. The Astrophysical Journal (ApJ). ISSN 0004-637X. 589, p. 1040–1053.
  • Lie-Svendsen, Øystein; Hansteen, Viggo; Leer, Egil & Holzer, T.E. (2002). The effect of transition region heating on the solar wind from coronal holes. The Astrophysical Journal (ApJ). ISSN 0004-637X. 566, p. 562–576.
  • Endeve, Eirik & Leer, Egil (2001). Coronal heating and solar wind acceleration : gyrotropic electron-proton solar wind. Solar Physics. ISSN 0038-0938. 200, p. 235–250.
  • Lie-Svendsen, Øystein; Leer, Egil & Hansteen, Viggo (2001). A 16-moment solar wind model: from the chromosphere to 1 AU. Journal of Geophysical Research (JGR). ISSN 0148-0227. 106(A5), p. 8217–8232.
  • Lie-Svendsen, Øystein & Leer, Egil (2000). The electron velocity distribution in the high-speed solar wind: modeling the effects of protons. Journal of Geophysical Research (JGR). ISSN 0148-0227. 105(A1), p. 35–46.
  • Lie-Svendsen, Øystein & Leer, Egil (1999). Electron heat conduction in the solar transition region: validity of the classical description. The Astrophysical Journal (ApJ). ISSN 0004-637X. p. 1056–1065.
  • Olsen, E.L. & Leer, Egil (1999). A study of solar wind acceleration based on gyro-tropic transport equations. Journal of Geophysical Research (JGR). ISSN 0148-0227. 104(A5), p. 9963–9973.
  • Leer, Egil & Marsch, E. (1999). Working Group I report: solar wind models from the sun to 1 AU: contraints by "in situ" and remote sensing measurements. Space Science Reviews. ISSN 0038-6308. 87, p. 67–77.

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  • Leer, Egil (2009). Intervju om IBEX-prosjektet. [Radio]. NRK P2 "Verdt å vite".
  • Leer, Egil (2009). Populærforedrag.
  • Killie, Mari Anne; Lie-Svendsen, Øystein & Leer, Egil (2005). Modeling Helium in Closed Coronal Structures.
  • Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2005). Modeling the solar wind with new transport equations.
  • Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2004). Gyrotropic transport equations for a magnetized, fully ionized gas.
  • Killie, Mari Anne; Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2004). Improved Transport Equations For Fully Ionized Gases.
  • Bogdan, T.J.; Carlsson, Mats; Hansteen, Viggo; Heggland, Lars; Leer, Egil & Mcmurry, Andrew David (2004). Mode Conversion in Magneto-Atmospheres.
  • Janse, Åse Marit; Lie-Svendsen, Øystein & Leer, Egil (2004). Transport equations for a magnetized, fully ionized gas.
  • Leer, Egil (2001). Solar wind: theory. In Murdin, Paul (Eds.), Encyclopedia of astronomy and astrophysics. IOP Publishing, Bristol ; Nature Publishing Group, London. ISSN 0-333-75088-8. p. 2882–2886.
  • Lie-Svendsen, Øystein; Hansteen, Viggo & Leer, Egil (2001). Coupling between chromosphere and corona: why it matters for the solar wind.
  • Leer, Egil (2000). Solstormer og romvær. Astronomi. ISSN 0802-7587. 30(4), p. 16–18.
  • Lemstad, Frank & Leer, Egil (2000). Romvær til besvær. Astronomi. ISSN 0802-7587. 30(4), p. 20–23.
  • Hansteen, Viggo; Leer, Egil & Lie-Svendsen, Øystein (1999). Advances in modelling the fast solar wind.
  • Hansteen, Viggo; Leer, Egil & Holzer, T.E. (1998). The origin of the high speed solar wind.

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Published Nov. 3, 2010 3:20 PM - Last modified Oct. 19, 2020 2:09 PM

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