Fabrication of polymer carbon nitride with organic monomer for effective photocatalytic hydrogen evolution

  • Azeem Ullah
  • , Javid Khan
  • , Muhammad Sohail
  • , Asif Hayat
  • , Ting Kai Zhao
  • , Bakhtar Ullah
  • , Muhammad Khan
  • , Ikram Uddin
  • , Saif Ullah
  • , Rooh Ullah
  • , Ata Ur Rehman
  • , Wasim Ullah Khan

Research output: Contribution to journalArticlepeer-review

56 Scopus citations

Abstract

Utilization of solar heat radiation into chemical energy is attributed to semiconductor photocatalyst under sunlight perspective considered as a reversing inspired approach that exacerbates the environmental problems. Recently, our group indicates graphitic carbon nitride (g-CN) by a progressive molecular aggregation co-polymerization process that propagated with a nanoscopic organic conjugated heterocyclic monomer to enhance its photocatalytic activity. This work aims to present a facile induced co-condensation technique and used 2, 6-Furandicarboxylic acid (FA) monomer as demonstrator within g-CN that boosting the photocatalytic properties under solar energy driven caused the reduction of water. The as-prepared samples were demonstrated for various characterizations along with computational evaluation of pure and doped g-CN. The result signifying the integration of organic FA monomer in the triazine core shell of g-CN restoring a substantial delocalization in its π-conjugated system. Meanwhile, after this alternation, an identifiable undulation occurred in the surface area, electronic structure, calculated band gap, chemical composition analysis of g-CN, and also improved its electronic generation process under the visible light radiance. Besides, this unrepeatable integrity of FA co-monomer with ing-CN matrix considerably enhanced the photocatalytic activity toward Godspeed and as such, the superior photocatalyst CN/FA12.0 stimulated a tremendous photocatalytic activity of water reduction with 10.6 enhanced catalytic performances as a contrast of pristine sample respectively.

Original languageEnglish
Article number112764
JournalJournal of Photochemistry and Photobiology A: Chemistry
Volume401
DOIs
StatePublished - 1 Oct 2020

Keywords

  • 2, 6-Furandicarboxylic acid (FA) monomer
  • Co-polymerization
  • Graphitic carbon nitride (g-CN)
  • Photocatalysis
  • Water reduction (HER)

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