Our research has been published in the Optics Express and IEEE Photonics Technology Letters.
A. Inoue and Y. Koike, "Unconventional plastic optical fiber design for very short multimode fiber link," Opt. Express vol. 27 no. 9, pp. 12061-12069 (2019). Link: Opt. Express K. Muramoto, A. Inoue and Y. Koike, "Nonlinear distortion reduction effect of graded-index plastic optical fiber," IEEE Photon. Technol. Lett. vol. 31, no. 10, pp. 791-794 (2019).
Link: IEEE Photonics Technology