1. Center for Organic Photonics and Electronics Research, Kyushu University, 744 Motooka, Nishi, Fukuoka 819-0395, Japan.
2. Japan Science and Technology Agency, Exploratory Research for Advanced Technology, Adachi Molecular Exciton Engineering Project, 744 Motooka, Nishi, Fukuoka 819-0395, Japan.
3. International Institute for Carbon Neutral Energy Research (WPI-I2CNER), Kyushu University, 744 Motooka, Nishi, Fukuoka 819-0395, Japan.
4. Innovative Organic Device Laboratory, Institute of Systems, Information Technologies and Nanotechnologies, 5-14 Kyudai-shinmachi, Nishi, Fukuoka 819-0388, Japan.
5. Fukuoka i3-Center for Organic Photonics and Electronics Research (i3-OPERA), 5-14 Kyudai-shinmachi, Nishi, Fukuoka 819-0388, Japan.