Science Advances

Supplementary Materials

This PDF file includes:

  • fig. S1. Growth of SrTiO3/Sr3Al2O6 films.
  • fig. S2. Transfer of SrTiO3 membranes.
  • fig. S3. Chemical stability of SrTiO3 films.
  • fig. S4. Strain test using AFM force spectroscopy.
  • fig. S5. In situ heating experiment in TEM.
  • Control experiments
  • Continuum elastic theory and atomic potential model
  • References (34, 35)

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