16x9-BNF-radiometers-resize (IMAGE) DOE/Argonne National Laboratory Caption James Martin, an ARM calibration technician, works to align the sky radiation collection of radiometers at the BNF main site this summer. Credit (Image by Argonne National Laboratory.) 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.