Science Advances

Supplementary Materials

This PDF file includes:

  • Fig. S1. Pump-probe experimental setup and imaging contrasts.
  • Fig. S2. Origin of pump-probe signals and power scaling of red HgS powder.
  • Fig. S3. Characterizations of fs-laser–induced degradation products.
  • Fig. S4. SEM-EDS analysis results.
  • Fig. S5. Signal changes from TPA to ESA to GSD during laser-induced phase conversion and longevity of the ESA signals.
  • Fig. S6. Degradation studies on red HgS using different pulse durations.
  • Fig. S7. Increase in ESA signals during degradation under UV illumination.
  • Fig. S8. Characterization of UV-induced degradation products.
  • Fig. S9. Pump-probe images and delay traces of UV-degraded red HgS.
  • Fig. S10. SEM-EDS analysis on a cross-section sample.

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