@misc{akihiro2025a, title = {Controlled polarity inversion in GaAs/Ge/GaAs{111} heterostructures}, author = {Akihiro Ohtake, Yusuke Hayashi}, publisher = {AIP Publishing}, year = {2025-05-19}, keywords = {Heterostructures, Quasi-phase matching, Surface structure, molecular-beam epitaxy} }