Li-ion flow batteries

[EccentricAnomaly]

Normally I take any new technologies with a pinch of salt until they're in production but MIT does have a reasonable reputation, I hear, and the individuals concerned have already spun off one battery company:

http://web.mit.edu/newsoffice/2011/flow-batteries-0606.html

[mespilus]

Well, if they have improved the energy density far beyond existing
flow batteries,

the time-to-market should be appreciably shorter than any institution
without a previous battery start-up to follow.

Lets hope.