Nature CommunicationsSuperstructure magnetic anisotropy in Fe3O4 nanoparticle chainsJeotikanta MohapatraPramanand JoshiHur AbbasMarkus GusenbauerKaifu BianPing LuHongyou FanThomas SchreflJ. Ping Liu2025-07-01Full textDOI https://doi.org/10.1038/s41467-025-60888-x