APS March Meeting 2023, Day 2

I ended up spending more time catching up with people this afternoon than going to talks after my session ended, but here are a couple of highlights: There was an invited session about the metal halide perovskites , and there were some interesting talks.  My faculty colleague Aditya Mohite gave a nice presentation about the really surprising effects that light exposure has on the lattice structure of these materials.  One specific example:  under illumination, some of the 2D perovskite materials