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Spectral Evolution in Stochastic Acceleration Models
2006-07-17 • submitted by Paolo Grigis
31
A stochastic acceleration model, endowed with a suitable escape term, reproduces the observed soft-hard-soft behaviour of flare looptop sources and predicts pivot-point type spectral evolution.
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Observing the Crab Nebula
2006-07-03 • submitted by Hugh Hudson
30
Every year RHESSI sets out to observe the Crab Nebula during its time of closest (apparent) approach to the Sun. A discussion of the issues involved in using a solar satellite to make non-solar observations and a sneak-peek at results!
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PFSS, SEPs, and RHESSI
2006-06-19 • submitted by Nariaki Nitta and Hugh Hudson
29
High-energy particles from the Sun routinely reach the Earth, guided by the heliospheric magnetic field. A quick introduction to the physics (and acronyms) involved.
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One small step for a photon...
2006-06-05 • submitted by Eduard Kontar
28
The high-quality RHESSI spectrum give us hope for a model-independent inference of the electron spectrum from the photon spectrum.
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X-ray and gamma-ray spectroscopy
2006-05-22 • submitted by Hugh Hudson and David Smith
27
An introduction to the intricacies behind X-ray and gamma-ray spectroscopy using RHESSIs germanium solid state detectors.
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This material is based upon work supported by NASA unless otherwise noted. Any opinions, findings, and conclusions or recommendations expressed are those of the author(s).