- (Left) Pb on Si(111)-(7×7) 7-layer super-stable height islands.
- (Right) Indium on Si—Pb-√3× √3. This is another system with uniform 4-layer height islands. These experiments show that the selected height depends on the interface structure.
M. T. Hershberger, M. Hupalo, P. A. Thiel, C. Z. Wang, K. M. Ho, and M. C. Tringides, Phys. Rev. Lett. 113, 236101 (2014). "Nonclassical Explosive Nucleation in Pb/Si(111) at Low Temperatures"
J. Chen, M. Hupalo, M. Ji, C. Z. Wang, K. M. Ho, and M. C. Tringides, Phys. Rev. B - Condens. Matter Mater. Phys. 77, 233302 (2008). "Crystallographic phase transition and island height selection in In/Si(111) growth"