Skimmer (IMAGE) Weizmann Institute of Science Caption As the skimmer temperature is lowered, the density of the beam rises. Pulsed discharged enabled the researchers to visualize the beam density Credit Weizmann Institute of Science 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.