SERS 1 (IMAGE) Rice University Caption Monolayer Janus MoSSe, a compound of molybdenum, sulfur and selenium developed at Rice University, is adept at detecting biomolecules via surface-enhanced Raman spectroscopy. Its nonmetallic nature helps by curtailing background noise in the signal. Credit Lou Group/Rice University 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.