Executive Summary

Achievement and Creativity

1.	Role of light emitting semiconductor device

2.	Light emitting devices

3.	GaN-based blue light emitting device development by Akasaki and Amano

4.	GaN-based blue light emitting device development by Nakamura

5.	Repercussion effects

6.	Conclusion

REFERENCES

Figure 1

Figure 2

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Achievement Fact

Social/Economic Well-Being

Individual/Humanity Well-Being

World Environmental Well-Being

Technical Achievement:The Development of Blue Light Emitting Semiconductor Devices - Development of the blue light emitting diode and laser diode is the final link in completing the light spectrum for semiconductor devices.

One half of the prize is awarded jointly to Isamu Akasaki and Hiroshi Amano, and the other half is awarded to Shuji Nakamura.

		Isamu Akasaki (Meijo Unversity)

		Hiroshi Amano (Meijo University)

		Shuji Nakamura (University of California, Santa Barbara)



(Awardees are listed in alphabetical order.)