The Magnetospheric Cusps: Structure and Dynamics

Rei? David G. Sibeck George L. Siscoe J. David Winningham Joachim Woch Masatoshi Yamauchi Andrew W. Yau and Qiugang Zong The editors of this special issue express deep gratitude to the Managing Editor of Surveys in Geophysics Dr. Michael Rycroft for his support during the project which was ‘‘above and beyond the call of duty’’ and for his careful reading and his insightful comments on each of the papers published in this issue. Guest Editors THEODORE A. FRITZ Center for Space Physics Boston University Boston MA 02215 USA SHING F. FUNG Space Physics Data Facility NASA Goddard Space Flight Center Greenbelt MD 20771 USA Surveys in Geophysics (2005) 26: 5–55 DOI 10. 1007/s10712-005-1871-7 Springer 2005 CLUSTER OBSERVATIONS OF THE CUSP: MAGNETIC STRUCTURE AND DYNAMICS 1 2 3 4 M. W. DUNLOP B. LAVRAUD P. CARGILL M. G. G. T. TAYLOR 3 2 5 6 ´ A. BALOGH H. REME P. DECREAU K. -H. GLASSMEIER 4 2 7 2 R. C. ELPHIC J. -M. BOSQUED A. N. FAZAKERLEY I. DANDOURAS 8 8 9 C. P. ESCOUBET H. LAAKSO and A. MARCHAUDON 1 SSTD Rutherford Appleton Laboratory Chilton Didcot Oxon OX11 0QX UK E-mail: m. dunlop@rl. ac.