Controlling the Crystalline Structure of Titanium Dioxide (image) North Carolina State University Share Print E-Mail Caption A new technique allows researchers to control the phase of the titanium dioxide by modifying the structure of the titanium trioxide and sapphire substrate. Credit Dr. Jay Narayan, North Carolina State University Usage Restrictions Image credit must be given. 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.