@misc{seiya2026a,
  title = {Multi-functional photonic crystals of modular nanosheets},
  author = {Seiya Yui, Takumi Mihara, Tomoki Nishimura, Yasuo Ebina, Takayoshi Sasaki, Koki Sano},
  publisher = {Springer Science and Business Media LLC},
  year = {2026-05-26},
  keywords = {nanosheet, photonic crystal}
}