![StoreDot shows fast-charging battery cell, Cube Tech Fair, Berlin [via Periscope: Gruendermetropole]](http://images.hgmsites.net/tmb/storedot-shows-fast-charging-battery-cell-cube-tech-fair-berlin-via-periscope-gruendermetropole_100606667_t.gif)
It's one of the Holy Grails for battery researchers and electric-car advocates alike: a battery that could recharge in the same amount of time as it takes to stop for gasoline. Some of that can be provided by charging at higher rates, as Porsche's proposed 800-volt system for 15-minute fast charging would. But most of the change has to come deep... Israeli firm StoreDot claims battery with 5-minute charging time
It's one of the Holy Grails for battery researchers and electric-car advocates alike: a battery that could recharge in the same amount of time as it takes to stop for gasoline. Some of that can be provided by charging at higher rates, as Porsche's proposed 800-volt system for 15-minute fast charging would. But most of the change has to come deep...