Science Advances

Supplementary Materials

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  • Estimate of indium diffusion in the heterostructure
  • Observation of a topological phase transition in numerics
  • Fine dependence on indium doping
  • Comparison with a single thin film of Bi2Se3
  • Detailed analysis of bulk quantum well states
  • fig. S1. Characterization of In diffusion in the heterostructures.
  • fig. S2. Topological phase transition in numerics.
  • fig. S3. Change in Fermi level with In doping.
  • fig. S4. Dimerized-limit heterostructure and a single thin film of Bi2Se3.
  • fig. S5. Bulk quantum well states of 4QL/2QL 15% and 4QL/1QL 20%.
  • Reference (25)

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