Figure 2. Steroid based host matrix in realizing RTP emission. (a) Chemical structures of steroid host and second amino-substituted deuterated carbon as well as the design principle in realizing the RTP emission. Reproduced with permission. 39 Copyright 2013, Wiley. (b) Chemical structures of host 4, guest 3, and dispersant 5 as well as the application in thermal reversible recording materials. Reproduced with permission. 40 Copyright 2013, Wiley. (K r = phosphorescent decay rate, K q = rate of quenching long-lived triplet excitons).

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A side-chain-extended conjugation strategy is demonstrated here to improve photocatalytic performance of a linear conjugated polymer for hydrogen production from water. For it, polymer P0, P1, and P2 were designed...