In reply to Guenter Wildgruber's message of Wed, 8 Feb 2012 18:43:28 +0000 (GMT): Hi, [snip] >The next billion dollar question: How to get electricity from say 400°C with >minimal cost/maximum efficiency?
...ask the nuclear fission power industry. They do it all the time. Regards, Robin van Spaandonk http://rvanspaa.freehostia.com/project.html