Controlling lithium cobalt oxide phase transition using molten fluoride salt for improved lithium-ion batteries oleh Mayumi Mikami, Jo Saito, Teruaki Ochiai, Masahiro Takahashi, Tatsuyoshi Takahashi, Yohei Momma, Kazutaka Kuriki, Rihito Wada, Kazune Yokomizo, Genki Kobayashi, Shinichi Komaba, Shunpei Yamazaki