This Company’s Magic Powder Makes Your Phone Run Longer

One of Tesla’s earliest engineering leaders, Berdichevsky wanted to make a new kind of lithium-ion battery, one that would represent the first meaningful advance in power storage in more than 20 years. By using ultra-efficient silicon rather than graphite to store the ions that provide the charge, he believed his company, Sila Nanotechnologies, could accelerate the world’s transition to renewable energy.