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Data assimilation in a sparsely observed one-dimensional modeled MHD system
Data assimilation observed one-dimensional modeled MHD system
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2009/11/2
A one dimensional non-linear magneto-hydrodynamic (MHD) system has been introduced to test a sequential optimal interpolation assimilation technique that uses a Monte-Carlo method to calculate the for...
A case for variational geomagnetic data assimilation:insights from a one-dimensional,nonlinear,and sparsely observed MHD system
geomagnetic data assimilation one-dimensional nonlinear observed MHD system
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2009/11/2
Secular variations of the geomagnetic field have been measured with a continuously improving accuracy during the last few hundred years, culminating nowadays with satellite data. It is however well kn...
Nonadiabatic interaction between a charged particle and an MHD pulse
Nonadiabatic interaction charged particle MHD pulse
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2009/10/30
Interaction between a magnetohydrodynamic~(MHD) pulse and a charged particle is discussed both numerically and theoretically. Charged particles can be accelerated efficiently in the presence of spatia...