Inventors of the Absorber (IMAGE) NASA/Goddard Space Flight Center Caption Christine Jhabvala and Ed Wollack hold the sketch of the absorber technology they created. Containing thousands of tightly packed, micro-machined spikes or cylindrical protuberances no taller than a grain of sand, the absorber is a critical component of the four 1,280-pixel detector arrays used in HAWC+. Credit Credits: NASA/W. Hrybyk 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.