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Evidence for magnetic reconnection

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Presentation on theme: "Evidence for magnetic reconnection"— Presentation transcript:

1

2 Evidence for magnetic reconnection
Rhessi-workshop 8-11 June 2005

3 Rich He3 and heavy ion events 05 October 2002 G. Mason, M. Pick, C. Tan
F N09-W64 MeV He3/He ± 0.09 Fe/O ± 0.24

4 2002 0ctober 05 NRH 164 MHz RHESSI up to 50 keV

5 2002 October 05

6 JUNE 02 2002, Pick, Démoulin, Krucker, Malandraki
JUNE , Pick, Démoulin, Krucker, Malandraki and Maia (Apj, June 1, 2005) RHESSI 25-50 keV 410 MHz 327 MHz Reconnection 236 MHz 164 MHz 1 GHz OSRA 100 MHz Magnetic reconnection behind A flux rope WAVES

7 Moving and stationary sources
~ 410 km/s

8 Rhessi S M all frequencies

9 - I II III O Twisted flux tube Still anchored RX Stationary
XR, S and M correlated Current sheet ≤ 0.3 SR Assymetric (Zharkova, 2004) I B flux reconnection - + type II QP O O Ejection of a Twisted flux tube Still anchored B flux RX Shock Stationary stationary Reconnection Interaction with streamer Stops first interaction Reconnection with Surrounding medium starts to peal the erupting structure. M II III 10: 30 UT Shock 2 RS Loop front > 1.6 Rs E release

10 17 March 2002 M.Wang, Pick, Yan, Krucker

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12 17 march 2002 + 600 km/s

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