DUNE 2x2 prototype detector (IMAGE) DOE/SLAC National Accelerator Laboratory Caption Kevin Wood, a Chamberlain Postdoctoral Fellow at Berkeley Lab and run coordinator for the 2×2 prototype and Brooke Russell, now the Neil and Jane Pappalardo Special Fellow in Physics at MIT and the 2×2 prototype’s charge readout expert, examine the 2×2 prototype detector. Credit Dan Svoboda/Fermilab Usage Restrictions Use credit. 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.