Schematic Stack and the Scanning Electron Microscopic Image (image) American Institute of Physics Share Print E-Mail Caption Schematic stack and the scanning electron microscopic image of the β-(AlxGa1-x)2O3/Ga2O3 modulation-doped field effect transistor. Credit Choong Hee Lee and Yuewei Zhang Usage Restrictions This image may be used only with appropriate credit. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.