LIBS Spectroscopy (IMAGE) Optica Caption The water droplet was analyzed with laser induced breakdown spectroscopy, which uses a high energy laser pulse to vaporize the sample and generate a plasma. The light emitted by the plasma can be detected and used to identify the chemical components of the sample. Credit Victor Contreras, Instituto de Ciencias Físicas UNAM 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.