(GaN is the semiconductor material that UCSB materials professor Shuji Nakamura used to develop the blue LED, which led to a world revolution in lighting and to ... In the program, Speck will develop ...

It is possible to generate light in semiconductor materials (such as GaN ... bandgap structure and allowing for efficient light generation. Figure 1: White light from a cone-shaped LED illuminates ...

The GaN wafer’s unique crystal structure is key to its dual functionality ... a configuration where the HEMT on one side ...