Research team (IMAGE) Optica Caption Sunil Khijwania and Fatima Banoo (middle of group) are pictured with other research team members from the Indian Institute of Technology Guwahati. Credit Sunil Khijwania, Indian Institute of Technology Guwahati Usage Restrictions None License Original 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.