07 Fraunhofer Working on QD LEDs
Christian Ippen is from the Fraunhofer IAP and he also talked about QDs, which the Fraunhofer is researching. His introduction covered some of the ground that 3M had been over. The Fraunhofer uses an OLED-type structure to directly excite the QDs with electricity, rather than using QDs for colour conversion as 3M is doing. Work … Read more