Photochemical synthesis (IMAGE) University of Münster Caption A flat molecule containing nitrogen is turned into a three-dimensional molecule through photochemical synthesis (illustration). The Chinese character on the arrow means "light". Credit Peter Bellotti Usage Restrictions Use of the image is permitted exclusively in connection with this press release and provided the source is acknowledged. 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.