Hot carrier extraction (IMAGE) Colorado State University Caption CSU researchers Yusef Farah and Rachelle Austin with the ultrafast pump-probe transient absorption spectrometer they used to measure charge carrier properties of molybdenum disulfide thin films. Credit John Eisele/Colorado State University Usage Restrictions None License Original 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.