No. 226, "The 3D Standard Model for Eruptive Flares," by Miho Janvier: Torus instability and slipping reconnection.

No. 227, "Solar Cosmic Rays, Neutrons, and Fermi Gamma-Rays," by Hugh Hudson and Alec MacKinnon: Exciting new solar high-energy observations.

See http://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/RHESSI_Science_Nuggets

Older Nuggets are also available at http://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/RHESSI_Science_Nuggets (the current series, 2008-present), and at http://sprg.ssl.berkeley.edu/~tohban/nuggets/ (the original series, 2005-2008).

We publish these at roughly two-week intervals and welcome contributions, which should be related, at least loosely, to RHESSI science.