Scientific coordinator, Bruno Scrosati, says that whenever the battery is ready for commercial use, its cost is “expected to be lower than that of the conventional lithium-ion batteries, since the very expensive, cobalt-based cathode (in a Li-ion battery) is replaced by sulfur, i.e., a low-cost material.”http://wardsauto.com/technology/researchers-pursue-alternatives-li-ion-batteries
What's next in Electric Vehicle battery?- Popular Mechanics
