Researchers from the Changchun Institute of Applied Chemistry (CIAC), working with collaborators from the University of Science and Technology of China and Central China Normal University, developed a new deep-blue OLED device architecture that reaches an external quantum efficiency (EQE) of 42.0%, a record for this device class. The OLED device is based on MR-TADF emitters, that combine high efficiency with narrowband, high-purity emission thro…
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