Nuclear magnetic field in Na0.7CoO2 detected with μ¯SR. Jun Sugiyama, Izumi Umegaki, Hiroya Sakurai, Ola Kenji Forslund, Elisabetta Nocerino, Nami Matsubara, Martin Mansson, Takehito Nakano, Ichihiro Yamauchi, Kazuhiko Ninomiya, Kenya Kubo, Shoichiro Nishimura, Soshi Takeshita, and Koichiro Shimomura. Physical Review B 102, 144431 (2020). https://doi.org/10.1103/PhysRevB.102.144431