8 papers
Intrinsic low-spin state and strain-tunable anomalous Hall scaling in high-quality SrRuO3 (111) films
Harunori Shiratani, Yuki K. Wakabayashi, Yoshiharu Krockenberger +6
The (111)-oriented 4d ferromagnetic perovskite SrRuO3 (SRO) offers a unique triangular-lattice geometry, making it a promising platform for exploring Berry-curvature-driven and spi…
Epitaxial lift-off of LaSrMnO membranes enabled by BaO sacrificial layers and restoration of the Curie temperature
Takahito Takeda, Daigo Matsubara, Yuki K. Wakabayashi +7
Ultrathin complex-oxide membranes provide a powerful platform for strain engineering, interfacial control, and heterogeneous integration; however, their formation remains constrain…
Orbital-resolved anisotropic electron pockets in electron-doped SrTiO3 observed by ARPES
Yuki K. Wakabayashi, Akihira Munakata, Yoshitaka Taniyasu +1
SrTiO3 has attracted considerable interest as a wide-band gap semiconductor for advanced high-k capacitors and photocatalytic applications. Although previous angle-resolved photoem…
Magnetic anisotropy related to hybridization between Fe 3 and As 4 orbitals in a bcc Fe-As thin film
Takahito Takeda, Karumuri Sriharsha, Seiji Aota +9
The magnetic anisotropy (MA) of Fe-based ferromagnetic thin films has been extensively studied for device applications. The examined material is a new Fe-based ferromagnetic thin f…
Single monolayer ferromagnetic perovskite SrRuO3 with high conductivity and strong ferromagnetism
Yuki K. Wakabayashi, Masaki Kobayashi, Yoshiharu Krockenberger +4
Achieving robust ferromagnetism and high conductivity in atomically thin oxide materials is critical for advancing spintronic technologies. Here, we report the growth of a highly c…
Role of Ion Milling Angle in Determining Conducting and Insulating States on SrTiO3 Surfaces
Yuki K. Wakabayashia, Yoshiharu Krockenberger, Kosuke Takiguchi +2
SrTiO3 (STO), a promising wide-bandgap semiconductor for high-k capacitors and photocatalysis, requires precise surface control for device fabrication. This study investigates the…