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The paper reports crystallization-induced rotational restriction of benzophenone derivatives and ensuing phosphorescence enhancement: Yuan, W. Z.\n                      et al.\n                      Crystallization-induced phosphorescence of pure organic luminogens at room temperature.\n                      J. Phys. Chem. C\n                      114\n                      , 6090\u20136099 (2010).","order":6,"name":"change_details","label":"Change Details","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"The authors declare no competing financial interests.","order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}]}}