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Multifunctional graphene oxide-bacteriophage based porous three-dimensional micro-nanocomposites.

Paolo PassarettiYiwei SunInam KhanKieran ChanRania SaboHenry WhiteTimothy R DaffornPola Goldberg Oppenheimer
Published in: Nanoscale (2019)
Graphene, since its successful exfoliation and characterisation has been continuously drawing extensive research interests due to its potential for a broad range of applications ranging from energy, microelectronics, through polymer fillers and sensors to environmental and biomedical devices. Exploitation of its unique chemical and physical properties for the manufacturing of functional materials, requires careful structural control and scaling-up into three-dimensional morphologies. Here, a facile method is established to create and control the bottom-up self-assembly of graphene oxide nano-sheets via unprecedented integration with a highly versatile bio-ingredient, the filamentous bacteriophage M13, into hierarchical, three-dimensional, porous sponges of GraPhage13. This study explores the interplay of the GraPhage13 structure formation and studies the mechanisms that give rise to the controllable self-assembly. The straightforward fabrication of robust hierarchical micro-nano-architectures further lays a platform for applications in energy storage and conversion, catalysis and sensing.
Keyphrases
  • metal organic framework
  • highly efficient
  • tissue engineering
  • reduced graphene oxide
  • visible light
  • physical activity
  • low cost
  • mental health
  • drug delivery
  • cancer therapy
  • quantum dots
  • human health
  • single cell