GENEVA, March 10 -- KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION (744, Motooka, Nishi-ku, Fukuoka-shi, Fukuoka8190395), 国立大学法人九州大学 (福岡県福岡市西区元岡744), KYOTO UNIVERSITY (36-1, Yoshida-honmachi, Sakyo-ku, Kyoto-shi, Kyoto6068501), 国立大学法人京都大学 (京都府京都市左京区吉田本町36番地1) filed a patent application (PCT/JP2024/031181) for "PHOTON UPCONVERSION POROUS BODY, METHOD FOR PRODUCING SAME, LIGHT IRRADIATION...