➀ Researchers at the Advanced Institute for Materials Research (WPI-AIMR) have developed a cobalt-manganese-iron alloy thin film with high perpendicular magnetic anisotropy (PMA), crucial for MRAM devices; ➁ This alloy demonstrates a strong large PMA for the first time, addressing the challenges of current alloys; ➂ The research contributes to the development of innovative spintronics-based memory technologies for a sustainable future.