onset of coronal mass ejection due to loss of confinement of coronal flux ropes y. fan & s.e....

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Onset of Coronal Mass Ejection Due to Loss of Confinement of Coronal Flux Ropes Y. Fan & S.E. Gibson HAO, National Center for Atmospheric Research High Altitude Observatory (HAO) – National Center for Atmospheric Research (NCAR) The National Center for Atmospheric Research is operated by the University Corporation for Atmospheric Research under sponsorship of the National Science Foundation. An Equal Opportunity/Affirmative Action

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Page 1: Onset of Coronal Mass Ejection Due to Loss of Confinement of Coronal Flux Ropes Y. Fan & S.E. Gibson HAO, National Center for Atmospheric Research High

Onset of Coronal Mass Ejection Due to Loss of Confinement of Coronal Flux Ropes

Y. Fan & S.E. Gibson

HAO, National Center for Atmospheric Research

High Altitude Observatory (HAO) – National Center for Atmospheric Research (NCAR)

The National Center for Atmospheric Research is operated by the University Corporation for Atmospheric Researchunder sponsorship of the National Science Foundation. An Equal Opportunity/Affirmative Action Employer.

Page 2: Onset of Coronal Mass Ejection Due to Loss of Confinement of Coronal Flux Ropes Y. Fan & S.E. Gibson HAO, National Center for Atmospheric Research High

Eruption triggered by the kink instability

• At onset of eruption:

totalrope

2totaltotal

2roperope

33.0

16.0

4.1

mm

m

m

HH

H

H

Fan & Gibson (2007, ApJ in press)

Page 3: Onset of Coronal Mass Ejection Due to Loss of Confinement of Coronal Flux Ropes Y. Fan & S.E. Gibson HAO, National Center for Atmospheric Research High

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