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Keywords:

  • azo compounds;
  • interfaces;
  • monolayers;
  • surface chemistry
Thumbnail image of graphical abstract

Flexible linkers: Surface chemists have long strived to prepare surfaces with properties that can be adjusted by a external stimulus. In a new platform method a substrate-bound triacatriangulinium spacer provides the attached azobenzene molecule enough room so that it can change configurations upon irradiation (see picture).