Membrane purification in radioactive waste management: A short review

Ritu D. Ambashta, Mika E.T. Sillanpää

Research output: Contribution to journalReview articlepeer-review

143 Citations (Scopus)

Abstract

Radiation hazards of radionuclides arising from nuclear plant facilities are well known. Separation technologies are used to concentrate the radionuclides and prevent the spread of this hazard to the environment. The present review describes the recent advances made in radioactive waste treatment using membrane separation technology. The first part discusses the membrane methods for collective separation of radionuclides and the second part discusses the membrane methods for selective separation of individual radionuclides. For the collection separation of radionulides, methods include reverse osmosis, precipitation followed by ultrafiltration or microfiltration and membrane distillation. Individual elements have been separated using liquid supported membranes, polymer inclusion membranes, solid polymer based electrolysis, nanofiltration, electrochemical salt-splitting process and other advanced separation methods.

Original languageEnglish
Pages (from-to)76-84
Number of pages9
JournalJournal of Environmental Radioactivity
Volume105
DOIs
Publication statusPublished - Feb 2012
Externally publishedYes

Keywords

  • Membrane purification
  • Purified radioactive sources
  • Radioactive wastes

ASJC Scopus subject areas

  • Environmental Chemistry
  • Waste Management and Disposal
  • Pollution
  • Health, Toxicology and Mutagenesis

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