Fine-Grained Ceramics YAG: Nd (IMAGE) Far Eastern Federal University Caption This is a monophase polycrystal with an average grain size of 500 nm obtained by FEFU scientists, Russia. Because of the innovative method of reaction spark plasma sintering (RSPS) the synthesis carried out 10-20 times faster comparing to the known approaches. Credit FEFU laboratory Materials 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.