helium liquefaction, cryogenics

Mr. Michalis Tzifas is a Physicist graduated from the University of Athens and he is also holding a MSc degree in "Physics and technical applications" (National Technical Univercity of Athens). He has been working in Helium Liquefaction of N.C.S.R. “Democritos” as operator and technician since 2005. During 1993-2005 he had been working in electronic panels of automatic packaging machines.