Room temperature formation of high-mobility two-dimensional electron gases at crystalline complex oxide interfaces

Research output: Contribution to journalJournal articleResearchpeer-review

  • Y.Z. Chen
  • Nicolas Emile Bovet
  • Takeshi Kasama
  • W.W. Gao
  • Sadegh Yazdi
  • C. Ma
  • Nini Pryds
  • Søren Linderoth

Well-controlled sub-unit-cell layer-bylayer epitaxial growth of spinel alumina is achieved at room temperature on a TiO2-terminated SrTiO3 single-crystalline substrate. By tailoring the interface redox reaction, 2D electron gases with mobilities exceeding 3000 cm 2 V-1 s-1 are achieved at this novel oxide interface.

Original languageEnglish
JournalAdvanced Materials
Volume26
Issue number9
Pages (from-to)1462-1467
Number of pages6
ISSN0935-9648
DOIs
Publication statusPublished - 2014

    Research areas

  • alumina, complex oxide, oxide interfaces, strontium titanate, two-dimensional electron gases

ID: 130941084