Image (IMAGE) Science China Press Caption (a) The atomic structure of a 1T'/2H-MoTe2 phase boundary with a tilt angle of θ=23°. (b) The energy shift of plasmon EELS at phase boundaries with various tilt angles. For largely tilted phase boundaries (5°<θ<55°), the energy shifts are more pronounced. 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.