Laser energy deposition at sapphire surfaces studied by pulsed photothermal deformation

R. W. Dreyfus, F. Alan McDonald, R. J. von Gutfeld

Applied Physics Letters · 1987 · 32 citations · 10 references

Concepts

Abstract

A surface deformation technique measures the energy deposited in sapphire surfaces irradiated by focused excimer laser light. The absorbed energy creates ≲3 electron-hole pairs/oxygen atom, consistent with a photochemical etching mechanism.

References

10