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His LED materials are cheaper and easier on the environment than ones now in use

by Yiting Sun

Dawei Di
34
Zhejiang University & University of Cambridge
Country of birth: China

Light-emitting diodes (LEDs) are used in a plethora of products ranging from smartphone and TV screens to traffic lights, but they’re expensive to make. In addition, the sweet spot between the highly efficient conversion of electricity to light and the ability to shine brightly has been difficult to reach.

Read more on technologyreview.com.

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