Neutron reflectivity studies of composite nanoparticle - Copolymer thin films

V. Lauter-Pasyuk, H. J. Lauter, D. Ausserre, Y. Gallot, V. Cabuil, B. Hamdoun, E. I. Kornilov

Research output: Contribution to journalArticlepeer-review

47 Scopus citations

Abstract

Neutron reflection was used for the investigation of a new class of copolymers - composite materials, consisting of symmetric polystyrene-polybuthylmethacrylate (PS-PBMA) diblock copolymer with incorporated nanoparticles γ-Fe2O3 of a few nanometers in diameter. The presence of the nanoparticles induces an elastic distortion of the copolymer matrix. From the experiments we obtained information about the lamellar order of the polymer matrix, the distribution of the nanoparticles in the film and the distortion of the interfaces caused by the nanoparticles.

Original languageEnglish
Pages (from-to)243-245
Number of pages3
JournalPhysica B: Physics of Condensed Matter
Volume248
Issue number1-4
DOIs
StatePublished - Jun 15 1998
Externally publishedYes

Keywords

  • Composite materials
  • Copolymer films
  • Nanoparticles
  • Neutron specular reflection

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