Scientists are working on ways to improve the power densities and charging rates of all-round batteries. Professor Dina Fattakhova-Rohlfing from the Institute of Energy and Climate Research (IEK-1) points to the anode material as an important factor.

"In principle, anodes based on tin dioxide can achieve much higher specific capacities, and therefore store more energy, than the carbon anodes currently being used.  Read more...

Reference: NewElectronics
                   Bethan Grylls