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Keywords:

  • aggregate fluorescence;
  • aggregation-induced enhanced emission;
  • photoluminescence;
  • solvatochromism;
  • triarylamine fluorescence
Thumbnail image of graphical abstract

Towards highly luminescent aggregates: A highly twisted triphenylamine displays aggregation-induced enhanced emission. A solvent-specific critical molecular aggregate size, once reached, gives rapid onset of enhanced emission in polar solvent mixtures that favor quenching of solvated individual molecule excited states.