Lene Hau. Lene Vestergaard Hau (born November 13, 1959 in Vejle, Denmark) is a Danish physicist. In 1999, she led a Harvard University team who, by use of a Bose-Einstein condensate, succeeded in slowing a beam of light to about 17 metres per second, and, in 2001, was able to stop a beam completely.
Zeta is the sixth letter of the Greek alphabet. In the system of Greek numerals, it has a value of 7. It was derived from the Phoenician letter zayin. Letters that arose from zeta include the Roman Z and Cyrillic Ð.
In primitive Japanese mythology, the Kappa is a 'water demon' that lived in rivers and lakes and grabbed and consumed its prey with its powerful jaws. While many of the people believe that the myth is connected with sightings of the giant Japanese Salamander â a species that is still alive, others believe that the tale is genuine.