Representations of electric and magnetic fields

American Journal of Physics

Volumn 68, Issue 2, 2000, Pages 171-174

  Herrmann, F ^a   Hauptmann, H ^a   Suleder, M ^a  

^a UNIVERSITY OF KARLSRUHE   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0034385192     PISSN: 00029505     EISSN: None     Source Type: Journal    
DOI: 10.1119/1.19391     Document Type: Article

References (9)

1. F. Herrmann, "Energy density and stress: A new approach to teaching electromagnetism," Am. J. Phys. 57, 707-714 (1989).
2. F. Herrmann and G. B. Schmid, "Momentum flow in the electromagnetic field," Am. J. Phys. 53, 415-420 (1985).
3. J. C. Maxwell, A Treatise of Electricity and Magnetism (Dover, New York, 1954), Vol. 2, Fig. XVII.
4. A. Wolf, S. J. van Hook, and E. R. Weeks, "Electric field line diagrams don't work," Am. J. Phys. 64, 714-724 (1996).
5. T. E. Freeman, "One-, two-, or three-dimensional fields?," Am. J. Phys. 63, 273-274 (1995).
6. J. D. Jackson, Classical Electrodynamics (Wiley, New York. 1975), p. 33.
7. We do so in our electrodynamics course for physics students, but also in our course for the Higher Secondary School, the Karlsruhe Physics Course. (The electrodynamics part of the Karlsruhe Physics Course is available in German language at Abteilung für Didaktik der Physik, Universität, 76128 Karlsruhe, Germany, for $10.)
8. The diagrams of Figures 2 and 3 have been realized with the software FieldLab, which can be downloaded from http://www_tfp.physik.uni-Karlsruhe.de/~didaktik/ In FieldLab a system is defined by placing flux and circulation sources. Both can be pointlike or continuous.
9. J. Orear, Physics (Macmillan, New York, 1979). Appendix 17.1.