VO2/TiN Plasmonic Thermochromic Smart Coatings for Room-Temperature Applications

  • Qi Hao
  • , Wan Li
  • , Huiyan Xu
  • , Jiawei Wang
  • , Yin Yin
  • , Huaiyu Wang
  • , Libo Ma
  • , Fei Ma
  • , Xuchuan Jiang
  • , Oliver G. Schmidt
  • , Paul K. Chu

Research output: Contribution to journalArticlepeer-review

237 Scopus citations

Abstract

Vanadium dioxide/titanium nitride (VO2/TiN) smart coatings are prepared by hybridizing thermochromic VO2 with plasmonic TiN nanoparticles. The VO2/TiN coatings can control infrared (IR) radiation dynamically in accordance with the ambient temperature and illumination intensity. It blocks IR light under strong illumination at 28 °C but is IR transparent under weak irradiation conditions or at a low temperature of 20 °C. The VO2/TiN coatings exhibit a good integral visible transmittance of up to 51% and excellent IR switching efficiency of 48% at 2000 nm. These unique advantages make VO2/TiN promising as smart energy-saving windows.

Original languageEnglish
Article number1705421
JournalAdvanced Materials
Volume30
Issue number10
DOIs
StatePublished - 8 Mar 2018

Keywords

  • plasmonics
  • smart coatings
  • thermochromic
  • titanium nitride
  • vanadium dioxide

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