Yasuhiko Arakawa Yasuhiko Arakawa Yasuhiko Arakawa (Japanese , "Arakawa Yasuhiko"; born 6 November 1952) is a Japanese physicist. His research focuses on semiconductor physics, including growth of nanostructures and their optoelectronic applications. Among his main achievements are the proposal of the concept of quantum dots and their application to quantum dot lasers, the observation of exciton-polariton Rabi-splitting in a semiconductor microcavity, or, recently, the first 3D photonic crystal nanocavity lasers with quantum dot gain. Yasuhiko Arakawa received a B.S. degree in 1975 and a Ph.D. degree in 1980, respectively, from the University of Tokyo, both in Electronics Engineering. In 1981 he became
Two Rivers (town), Wisconsin Two Rivers (town), Wisconsin Two Rivers is a town in Manitowoc County, Wisconsin, United States. The population was 1,912 at the 2000 census. The City of Two Rivers is located mostly within the town. The unincorporated community of Shoto is also located in the town. According to the United States Census Bureau, the town has a total area of 31.9 square miles (82.6 km²), of which, 31.8 square miles (82.3 km²) of it is land and 0.1 square miles (0.3 km²) of it (0.41%) is water. As of the census of 2000, there were 1,912 people, 734 households, and 584