Full spirobifluorene-based blue light emitting polymers, which exhibited extraordinary thermal and color stability, were prepared with SPC through an AB-type monomer route.

Bipolar Poly (arylene phosphine oxide) Hosts with Widely Tunable Triplet Energy Levels for High-Efficiency Blue, Green, and Red Thermally Activated Delayed Fluorescence Polymer Light-Emitting Diodes ...

The Blue Tarp Plane Challenge ️🔧 Buried under dust and a faded blue tarp, this abandoned airplane hasn’t seen daylight in years. The twist? If it starts, we buy it. No turning back.