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Highlights

Ultrathin Crystals Vibe with Infrared Light
Crystalline nanoribbons synthesized to resonate with infrared light for imaging, sensing, and signaling pass a crucial test.

Perovskite Stability and Solar Conversion Performance Improve in Materials with Less Bromide Migration
Researchers find a way to improve the stability of hybrid organic-inorganic crystals called mixed halide-perovskites, a promising material for solar cells.