Sodium ion batteries have made a breakthrough

As reported here in the past, sodium ion batteries have suffered from a real problem with bloating. The problem lies in the negative electrode, or the anode as it is known. There has been a real advancement made in this territory by the Kansas State University. See they have developed an anode that is made up of graphene and molybdenum disulfide. It apparently allows us to have a sodium battery that does not swell. Here is a link to the article reporting the story: Sodium ion battery advancement