For Shirley Meng, the biggest barrier to achieving sustainable batteries is sociological not technological, requiring a change in mindset about how we consume and dispose of batteries.
Real-time in situ x-ray observations of new nickel-rich lithium-ion batteries reveal that reduced performance comes from lithium ions getting trapped in the cathode.
It doesn’t matter how well you treat your MacBook, your battery won’t last forever. When battery health degrades, leaving your charger at home becomes increasingly untenable since the time between charges can reduce dramatically.