Jukka Lehto: RESEARCH ACTIVITIES

 

 

ION EXCHANGE RESEARCH

 

Development of selective inorganic ion exchangers for the removal of radionuclides from nuclear waste effluents

 

Characterization of inorganic ion exchange materials

 

Removal of heavy metals from metallurgical waste effluents

 

Ion exchange properties of chelating ion exchange resins

 

 ENVIRONMENTAL RADIOACTIVITY STUDIES

 

Physico-chemical forms of natural radionuclides in drilled well waters and their removal by ion exchange

 

Plutonium in the air in Kurchatov, Kazakhstan

 

Radiological characterization of the Semipalatinsk nuclear test site in Kazakhstan

 

Long-term behaviour of radionuclides from nuclear weapons test fallout in the boreal forest environment in Finnish Lapland

 

241Am fallout from Chernobyl accident in Finland

 

210Po and 210Pb in forest environment

 

137Cs, 239,240Pu and 241Am in Lake Päijänne, Finland

 

Cleanup of large areas contaminated in nuclear accidents

 

 OTHER STUDIES

 

Study of cesium in blood plasma

 

Behaviour of heavy metals in lakes in the northwestern  Russia

 

Sorption of trivalent actinides on clay mineral surfaces