Argonne Researchers (image) DOE/Argonne National Laboratory Share Print E-Mail Caption From left to right: Argonne researchers Boyd Veal, Hakim Iddir, Peter Zapol and Jeff Eastman found they could use a small electric current to introduce oxygen voids, or vacancies, that dramatically change the conductivity of thin oxide films. Not pictured: Peter Baldo and Seong Keun Kim. Credit Photo by Mark Lopez/Argonne National Laboratory. Usage Restrictions None 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.