No. 264, “How to better determine the power in non-thermal electrons from observed X-ray spectra,” by Eduard Kontar et al.: Incorporation of energy diffusion for electron transport helps to understand flare energetics.

No. 263, “Soft and Hard X-rays, Flares, and the Corona,” by Hugh Hudson: Behavior of the X-ray Sun at low activity levels.

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

listing the current series, 2008-present, and

http://sprg.ssl.berkeley.edu/~tohban/nuggets/

for 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.