mpo4The olivine LiMPO 4 materials (M = Fe, Mn, Ni, Co) form a promising class of cathode materials for rechargeable Li batteries. LiFePO 4 [1], in particular, has already foundThermal stabilities of delithiated olivine MPO 4 (M = Fe, Mn) cathodes investated using first principles calculations Shyue Ping Ong, Anubhav Jain, Geoffroy Hautier, Byoungwoo Kang,