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
Battle of Two Rivers Battle of Two Rivers The Battle of Two Rivers was fought between the Picts and Northumbrians in the year 671. The exact battle site is unknown. It marked the end of the Pictish rebellion early in the reign of Ecgfrith, with a decisive victory to the Northumbrians. Attestation of the battle is limited to the account in Stephen of Ripon's "Vita Sancti Wilfrithi". During the 7th century, the Northumbrians gradually extended their territory to the north. The Annals of Tigernach record a siege of "Etain" in 638, which has been interpreted as Northumbria's conquest of Din Eidyn (Edinburgh) during the