@misc{takayoshi2018a,
  title = {α-Al2O3/Ga2O3 superlattices coherently grown on r-plane sapphire},
  author = {Takayoshi Oshima, Yuji Kato, Masataka Imura, Yoshiko Nakayama, Masaki Takeguchi},
  publisher = {IOP Publishing},
  year = {2018-06-01},
  keywords = {Ga2O3, Superlattice}
}