Synthesis and Photophysical Properties of λ5-Phosphinines as a Tunable Fluorophore. - Naoki Hashimoto; Rika Umano; Yusuke Ochi; Kiyoka Shimahara; Jun Nakamura; Shigeki Mori; Hidetoshi Ohta; Yutaka Watanabe; Minoru Hayashi (Journal of the American Chemical Society, 2018)