No. 206, "Negative Microwave Bursts" by Grechnev & Hudson: Negative microwave bursts happen, in conjunction with flares and "Hyder flares," and modern instrumentation makes them interesting again;
No. 207, "Peristaltic Shocks: a model" by Longcope & Scott: Reconciling reconnection with high preflare coronal densites;
No. 208, "The Post-Burst Increase" by Hudson: Tutorial on flare thermal sources as seen in microwaves and soft X-rays
See http://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/RHESSI_Science_Nuggets
Older Nuggets are 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.