Yasuhiko Arakawa an Assistant Professor at the University of Tokyo and in 1993, was promoted Full Professor there. He is now at the Institute of Industrial Science, the University of Tokyo and is also the Director of Institute for Nano Quantum Information Electronics. He has been a visiting scientist of the California Institute of Technology in the period 1984-1986 and visiting Professor at the Technical University of Munich in the period 2009-2011. He is a member of Science Council of Japan since 2009. Yasuhiko Arakawa Yasuhiko Arakawa (Japanese , "Arakawa Yasuhiko"; born 6 November 1952) is a Japanese physicist. His research focuses
Capital Cities and Tombs of the Ancient Koguryo Kingdom main Goguryeo capital moved to Pyongyang. Wandu contains many vestiges including a large palace and many tombs. The capital cities of the Goguryeo are an early example of mountain cities later imitated by neighbouring cultures. The system of capital cities represented by Gungnae City and Wandu Mountain City also influenced the construction of later capitals built by the Goguryeo regime. The capital cities of the Goguryeo represent a perfect blending of human creation and nature whether with the rocks or with forests and rivers. The site includes archaeological remains of 40 tombs which were built by Goguryeo, which was founded