Jan Scheffel
Department of Fusion Plasma Physics
School of Electrical Engineering
KTH Royal Institute of Technology
SE - 100 44 Stockholm, Sweden

picture
Phone: +46 8 790 8939

Email: jans@kth.se

General Information
Professor in Theoretical Fusion Plasma Physics.
Vice director, Department of Fusion Plasma Physics, School of Electrical Engineering, KTH.
Director of graduate studies (Plasma Track), School of Electrical Engineering, KTH.
Author of the book Tankens Villkor.

Research areas and key articles

  • SIR - an efficient root solver for systems of nonlinear equations

    •     Brief description of SIR

    SIR

        Solution of Systems of Equations - a Semi-implicit Approach
        Applied Numerical Mathematics
        Volume 59, Issue 10, 2009, pp. 2430-2443.

    Paper

  • GWRM - a time-spectral method for solving initial-value PDE:s

    •     A Spectral Method in Time for Initial-Value Problems
        Am. J. Comp. Math Vol.2 No.3, 2012, pp. 173-193.

    Paper

        Time-Spectral Solution of Initial-Value Problems -
        Subdomain Approach
        Am. J. Comp. Math Vol.2 No.2, 2012, pp. 72-81.

    Paper

  • Reversed-field Pinch confinement and transport

    •     Effect of Thermal Conduction on Pressure-driven
        Modes in the Reversed-field Pinch
        Nuclear Fusion 52(2012)123012.

    Abstract

    Paper

        Numerical Studies of Confinement Scalings for the
        Dynamo Free Reversed-field Pinch
        Nuclear Fusion 47(2007)9.

    Abstract

    Paper

        Confinement Scaling Laws for the Conventional
        Reversed-field Pinch
        Phys. Rev. Lett. 85(2000)322.

    Abstract

    Paper

        Numerical Studies of Confinement Scaling in the
        Conventional RFP
        Nuclear Fusion 40(2000)1885.

    Abstract

    Paper

  • Kinetic plasma stability theory

    •     Linear Stability of the High Temperature, Dense Z-pinch
        Phys. Rev. Lett. 74(1995)2698.

    Abstract

    Paper

        Large Larmor Radius Stability of the Z-pinch
        Phys. Rev. Lett. 72(1994)2399.

    Abstract

    Paper

  • General physics

    •     On the Minimum Elementary Charge of an Extended
        Electromagnetic Theory
        Physica Scripta 65(2002)200.

    Abstract

    Paper

    Pedagogical interests
    Graduate education at Fusion Plasma Physics (as Director of studies)
    Learning-oriented course model using continual examination
    Cooperation in the subject of Physics with upper secondary (Sw: gymnasium) schools

    Teaching, undergraduate courses at KTH

  • ED1100 Ingenjörsvetenskap
  • ED1110 Vektoranalys
  • ED2200 Energy and Fusion Research

    Teaching, graduate courses at KTH

  • ED3230 Magnetohydrodynamics, gk
  • ED3320 Fusion research

    Articles in press on energy and the need for fusion
    Why we need fusion energy (pdf)
    Fund fusion for the sustainable future (pdf)
    Fusionskraften - en nyckelroll i energiframtiden (jpg)
    Ett farligt önsketänkande (jpg)
    Förnybar energi kommer aldrig att räcka till (jpg)
    Fusionskraft, behövs den? (jpg)

    Video talks
    Here I give an Open Lecture at KTH on the development of fusion energy: Open Lecture at KTH
    Fusion research at KTH: Fusion at KTH Energy Platform
    What differs technology from natural science? (In Swedish): Teknik eller Naturvetenskap?

    Philosophy, popular science
    Tankens Villkor, a book about the limits to rational thinking in mathematics, the natural sciences and in everyday life.
    Here is Chapter 4 Paradoxer (pdf, in Sw.)

    Blog
    I have a blog in Forskning & Framsteg, a Swedish popular science journal.

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