Wojciech Pacuski, University of Warsaw (image) Faculty of Physics University of Warsaw Caption Researchers from the Institute of Experimental Physics at the Faculty of Physics at the University of Warsaw have developed, constructed and tested groundbreaking new quantum dots containing single cobalt ions. Here Wojciech Pacuski, Ph.D., is shown with the molecular beam epitaxy device used to construct the quantum dots. Credit Source: Faculty of Physics, University of Warsaw Usage Restrictions the image may only be used with credit: Source: Faculty of Physics, University of Warsaw 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.