AFM Scanner Head (IMAGE) Georgia Institute of Technology Research News Caption Graduate student Tai-De Li examines the AFM scanner head used to measure the viscosity of confined fluids. A study led by Elisa Riedo, an assistant professor in the Georgia Tech School of Physics, revealed that these liquids can respond and modify their viscosity based on environmental changes. Credit Georgia Tech Photo: Gary Meek 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.