No. 207, "Peristaltic Shocks: a model," by Dana Longcope and Roger Scott. Reconciling reconnection with high coronal preflare densities. See

http://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/Peristaltic_Shocks:_a_model

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.