Samsung may adopt graphene batteries for phones in 2020, promising full charge in under 30 minutes

Samsung may adopt graphene batteries for phones in 2020, promising full charge in under 30 minuteshttps://www.tomsguide.com/news/samsung-may-adopt-graphene-batteries-for-phones-in-2020
https://www.worlds50.com/2019/08/samsung-may-adopt-graphene-batteries.html