@article{CTT100600064,
  author = {Tomohiro Amemiya and Hiromasa Shimizu and Masafumi Yokoyama and P. N. Hai and Masaaki Tanaka and Yoshiaki Nakano},
  title = {1.54-μm TM-mode waveguide optical isolator based on nonreciprocal-loss phenomenon: device design to reduce insertion loss},
  journal = {Appl. Optics},
  year = 2007,
}

@inproceedings{CTT100600123,
  author = {雨宮智宏 and 清水大雅 and 横山正史 and P. N. Hai and 田中雅明 and 中野義昭},
  title = {強磁性MnAsによる非相反損失を用いた導波路型光アイソレータのシングルモード動作},
  booktitle = {IEICE Technical Report},
  year = 2006,
}