Invited for this month's cover are Prof. Escárcega-Bobadilla and Prof. Zelada-Guillén, collaborators from the National Autonomous University of Mexico (UNAM). The cover picture shows the X-ray structure of a chartreuse fluorescent Salphen-Cu complex that upon copolymerization receives dielectric protection from the rest of the chain in solution. This enables cyan luminescence at higher intensity via anion-guest engulfment which renders dimmer-like turn-on emission. More information can be found in the Research Article by G. Zelada-Guillén, M. V. Escárcega-Bobadilla, and co-workers.
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