[S4] S4.New Materials Science On Nanoscale Structures and Functions of Crystal Defect Cores, III(2)

[S4.23] Direct observation of magnetic domains in ferromagnetic quasicrystal by DPC STEM

*Takeshi IWATA¹, Takehito SEKI², Asuka ISHIKAWA³, Ryuji TAMURA³, Yuichi IKUHARA^2,4, Naoya SHIBATA^2,4 (1. The University of Tokyo, 2. The University of Tokyo, 3. Tokyo University of Science, 4. JFCC)

Keywords:準結晶、DPC STEM、RKKY相互作用

最近見つかったAu₆₅Ga₂₀Gd₁₅強磁性準結晶に対して，DPC STEMを用いて局所領域における磁区構造観察を行い，準結晶における強磁性相転移の直接的な検証を行った．