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Keywords:

  • SERS substrates;
  • superhydrophobic;
  • silver;
  • rose petals
Thumbnail image of graphical abstract

Y.-L. Zhang, H.-B. Sun and co-workers report the facile fabrication of highly efficient SERS substrates from natural rose petals. The unique surface superhydrophobicity and the hierarchical nature of the structures contribute to their high sensitivity and low detection limit.