SHINE BRIGHT — Scientist Angelique Montgomery places a perovskite module in a solar simulator of LED lights to simulate the sun with a flash of light at the Photovoltaic System Evaluation Laboratory.ALL HANDS ON DECK — A group at the National Solar Thermal Test Facility cleans all the heliostats with a power washer, scrubbers and squeegees the morning before a critical test in an attempt to maximize the sun’s heat on Dec. 4.PV PICK UP — Technologists William Snyder, left, and Kevin Santistevan move a photovoltaic module for testing at the Photovoltaic System Evaluation Laboratory on Aug. 2.
