The Cedrat Technologies (CTEC) Fast Piezoelectric Shutters FPS have been developed to provide very fine and repeatable X Ray pulses in the optical path of the continuous X Ray beamline. On top of that the FPS solved the Magnetic Shutters reliability issues. Standards products have been designed (for technical sheet click the link) but if you have a specific need we are able to design custom shutters.
Invinity to build 20MWh flow battery in UK
Redux flow cells have had nowhere near the R+D effort compared to Lithium ion. They certainly have the potential (pun not intended) for longer...