This week, a company called Casimir Inc. emerged from “stealth mode” to announce that it had raised significant funding from ...

Which way does electricity flow through a vehicle’s electrical system? From positive to negative, or from negative to positive? Depending on your viewpoint, it can flow either way. When most people ...

Energy density tends to be low, because only so much battery material can be dissolved in a liquid before it starts to settle at the bottom of the tank, making it useless. This low density tends to ...

Flow batteries offer a solution. Electrolytes flow through electrochemical cells from storage tanks in this rechargeable battery. The existing flow battery technologies cost more than $200/kilowatt ...

Energy transfer is systematically reviewed as a guiding principle for current materials and optimization strategies in perovskite solar cells. Characteristic mechanisms are identified to classify ...