Oral Programme GD6/MPRG20

GD6/MPRG20

Observation and interpretation of the geomagnetic secular variation (co-organized)
Convener: A. Fournier  | Co-Conveners: Olsen , V. Lesur , S. Macmillan 
Oral Programme
 / Tue, 21 Apr, 08:30–12:00  / Room 37
Poster Programme
 / Attendance Tue, 21 Apr, 17:30–19:00  / Halls X/Y

Tuesday, 21 April 2009
Room 37
Chairperson: V. Lesur
08:30–08:45
EGU2009-4945
Quantifying paleosecular variation during the Cretaceous Normal Superchron
J. Linder and S. A. Gilder
08:45–09:00
EGU2009-4313
Longevity of geomagnetic field features from decades to millennia (solicited)
M. Korte
09:00–09:05
Discussion

09:05–09:20 EGU2009-3989
Levantine Paleogeomagnetic intensity Spike at ˜3 ky BP: archaeomagnetic and C14 evidence from southern Israel (withdrawn)
H. Ron
09:20–09:35
EGU2009-4074
Geomagnetic field intensity variations in Western Europe during the past 800 years as inferred from architectural bricks sampled in Tuscany, Italy
A. Genevey, Y. Gallet, F. Andreazzoli, C. Principe, M. Le Goff, G. Garzella, and M. Milanese
09:35–09:50
EGU2009-5695
Core surface field evolution models from recent satellite and observatory data (solicited)
C.C Finlay, N. Gillet, and A. Jackson
09:50–09:55
Discussion

COFFEE BREAK
10:30–10:45
EGU2009-244
Accounting for magnetic diffusion in core flow inversions from geomagnetic secular variation (solicited)
H. Amit and U. Christensen
10:45–10:50
Discussion

10:50–11:05
EGU2009-2392
Geomagnetic secular variation violating the frozen-flux condition at the core surface
S. Asari, V. Lesur, and M. Mandea
11:05–11:20
EGU2009-351
Effect of mantle electrical conductivity on the geomagnetic secular variation (solicited)
K. Pinheiro, A. Jackson, and J. Vel\'imsk\'y
11:20–11:25
Discussion

11:25–11:40
EGU2009-10582
Hydromagnetic waves in a spherical shell: experiments and numerical modelling (solicited)
D. SCHMITT
11:40–11:45
Discussion

11:45–12:00
EGU2009-6953
Rapid time changes of the Earth´ s magnetic field (solicited)
N. Olsen, M. Mandea, T. J. Sabaka, and L. Toeffner-Clausen