Nuclear Safety Research Group
http://www.rri.kyoto-u.ac.jp/NSRG/index.html
[youtube https://www.youtube.com/watch?v=-MeXPsFFLBs]
[youtube https://www.youtube.com/watch?v=opqum8p22wo&w=640&h=390]
[youtube https://www.youtube.com/watch?v=4gFxKiOGSDk&w=480&h=390]