Second harmonic scattering from mass characterized 2D graphene oxide sheets

  • Isabelle Russier-Antoine
  • , Hussein Fakhouri
  • , Srestha Basu
  • , Franck Bertorelle
  • , Philippe Dugourd
  • , Pierre François Brevet
  • , Prajitha Velayudhan
  • , Sabu Thomas
  • , Nandakumar Kalarikkal
  • , Rodolphe Antoine

Research output: Contribution to journalArticlepeer-review

23 Citations (Scopus)

Abstract

In this communication, we report the second harmonic scattering from mass characterized 2D graphene oxide sheets dispersed in an aqueous suspension, in the femtosecond regime at 800 nm laser excitation. Charge-detection mass-spectrometry, performing at the single sheet level, allows for an exhaustive molar mass distribution and thus concentration for these 2D nanomaterials samples. The orientation-averaged hyperpolarizability value is (1.36 ± 0.15) × 10-25 esu as determined by the concentration-dependent harmonic scattering signal. In addition, the multi-photon excited fluorescence spectrum is characterized by a broad band in the visible range between 350 and 700 nm centered at about 500 nm.

Original languageEnglish
Pages (from-to)3859-3862
Number of pages4
JournalChemical Communications
Volume56
Issue number27
DOIs
Publication statusPublished - 7 Apr 2020
Externally publishedYes

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Catalysis
  • Ceramics and Composites
  • General Chemistry
  • Surfaces, Coatings and Films
  • Metals and Alloys
  • Materials Chemistry

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