Water droplet contact angle dramatically increases lasing emissions. (image) SPIE--International Society for Optics and Photonics Share Print E-Mail Caption Water droplet contact angle dramatically increases lasing emissions, from Qiao et al., doi 10.1117/1.AP.3.1.016003. Credit Qiao et al. Usage Restrictions None Share Print E-Mail 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.