All-or-none switching of photon upconversion in self-assembled organogel systems Duan, Pengfei ; Asthana, Deepak ; Nakashima, Takuya ; Kawai, Tsuyoshi ; Yanai, Nobuhiro ; Kimizuka, Nobuo Abstract Publication: Faraday Discussions Pub Date: 2017 DOI: 10.1039/C6FD00170J Bibcode: 2017FaDi..196..305D