rubin thermometer (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Molekularer Rubin in fester (rot) und gelöster (gelb) Form kann berührungsfrei die Temperatur messen. Credit Foto/©: Sven Otto, JGU Usage Restrictions This image may only be used in connection with the press release "Scientists develop molecular thermometer for contactless measurement using infrared light," issued by Johannes Gutenberg University Mainz on June 14, 2017. 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.