X-Ray Diffraction (IMAGE) University of Texas at Austin Caption A sample from the study undergoing X-ray diffraction. The chemical makeup of the sample is determined by interpreting the distinct deflection patterns of the X-rays. Credit Nick Crouch Usage Restrictions Include photo credit 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.