🤩 AI helps fix OLED blue pixel efficiency

Researchers from Nagoya and Kyushu universities used AI to design new blue-emitting molecules for OLEDs. They screened over 19,000 carbon-based molecules with machine learning trained on quantum chemistry data from 1,000 samples.

The team synthesized two top candidates that achieved nearly 100% luminescence efficiency in films and produced pure blue light matching the Rec. 2020 standard. One molecule reached an external quantum efficiency of 35.2%.

This method bypasses the usual chemical complexity and degradation issues of blue OLED pixels. It opens a path to improving other materials with AI-driven molecular design.

📊@tech