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Aluminum
gallium nitride materials were considered to be the best
deep-ultraviolet light-emitting materials, the research team by
reducing the aluminum gallium nitride buffer layer and dislocation
density and to an electronic block layer multi-quantum-barrier
quantum-well light-emitting layer into the upper part of the world's
highest achieved power output. The research is broken in the past can
not be deep-UV LED to achieve high efficiency awareness, success has
reached the practical level of UV output power. Meanwhile, the
multi-quantum barrier not only to the ultraviolet light-emitting
element, has been useful for the blue LED, green LD and LED, white LED
light efficiency is also possible.
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