Image (IMAGE) Science China Press Caption Thickness dependent band structure of PtTe2 thin films and helical spin texture of bulk PtTe2 crystal Credit ©Science China Press Usage Restrictions Use with 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.