Japan:TEPCO to monitor xenon at Fukushima plant

Laaska News  Nov. 10,2011

Tokyo Electric Power Company or TEPCO says that it will install devices to detect radioactive xenon and determine any occurrence of nuclear criticality.

Japan:Xenon detected in No.2 reactor

Laaska News  Nov. 2 ,2011

The operator of the Fukushima Daiichi nuclear plant has poured water containing boric acid into the No. 2 reactor.

The move followed the detection of a radioactive substance, xenon, in the reactor’s containment vessel, indicating that nuclear fission may have resumed.