Nano-diamond battery that lasts for 28,000 years closer to becoming commercial product

US startup NDB, a company that says it has created the first and only universal, self-charging nano-diamond battery that provides thousands of years of charge, announced that two of its proofs of concept achieved a breakthrough 40% charge. This is a significant improvement over commercial diamonds, which have only a 15% charge collection efficiency.
Read more: https://www.mining.com/nano-diamond-battery-that-lasts-for-28000-years-closer-to-becoming-commercial-product/?source=Snapzu