Sketching patterns of electrons (IMAGE) University of Pittsburgh Caption Illustration of an electron-beam "sketching" a quantum dot at the LaAlO3/SrTiO3 interface Credit Muqing Yu Usage Restrictions None License Licensed content 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.