Reverse saturable absorption in the near-infrared by fused porphyrin dimers


McEwan K., Fleitz P., Rogers J., Slagle J., McLean D., Akdas H. , ...More

ADVANCED MATERIALS, vol.16, no.21, pp.1933-1936, 2004 (Journal Indexed in SCI) identifier identifier

  • Publication Type: Article / Article
  • Volume: 16 Issue: 21
  • Publication Date: 2004
  • Doi Number: 10.1002/adma.200400492
  • Journal Name: ADVANCED MATERIALS
  • Journal Indexes: Science Citation Index Expanded, Scopus
  • Page Numbers: pp.1933-1936

Abstract

Bromine and iodine substituents increase the yield of triplet excited states in a triply linked fused porphyrin dimer (see Figure), resulting in efficient reverse saturable absorption in the near-infrared range at 600-970 nm on the nanosecond timescale.