Michael Hanke, Anna Reis, Achim Trampert. "Formation and relief of epitaxial strain in ultra-thin
                    <b>
                      <i>α</i>
                    </b>
                    -(Al,Ga)2O3 films on a-plane sapphire under biaxial stress." Applied Physics Letters, 2026. doi:10.1063/5.0294624