Researchers at Northwestern University have developed a new method for synthesizing halide perovskite nanocrystals.

The synthesis process for the halide perovskite nanocrystal arrays. Image from Science Advances

“This method could be used to create optical displays with ‘true’ reds, greens, and blues that completely outshine current LEDs,” said Northwestern’s Chad A. Mirkin. “From color purity to pixel density, these nano-LEDs point toward a potentially dramatic improvement over current LEDs.”