Optics
Ching Tang is a chemist at the Eastman Kodak Company in Rochester. Kodak's name has long been synonymous with one kind of optics, the kind that allows us to capture memories on film. Tang is soft spoken and charming, but his unassuming manner masks the tremendous creativity that he has shown throughout his scientific career. In 1987, Tang's group at Kodak was the first to demonstrate that organic molecules could be used to make light directly and efficiently from electricity. The area that Tang invented in that year has become known as organic light-emitting diodes (LEDs), and all signs are that it will be a major technology for illumination in areas from automobile dashboards to room lighting to computer screens.
Tang's original work ...
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