Capture of radioactive cesium and iodide ions from water by using titanate nanofibers and nanotubes

  • Dongjiang Yang
  • , Sarina Sarina
  • , Huaiyong Zhu
  • , Hongwei Liu
  • , Zhanfeng Zheng
  • , Mengxia Xie
  • , Suzanne V. Smith
  • , Sridhar Komarneni

Research output: Contribution to journalArticlepeer-review

236 Scopus citations

Abstract

Going down the tubes: The rapid uptake of 137Cs+ ions in sodium trititanate nanofibers (T3NF; see picture) and nanotubes (T3NT) triggers a phase transition or deformation of the thin titanate layers. Ag 2O nanocrystals (5-10 nm) were bound to the surface of the nanostructures and efficiently captured I- anions (ca. 4.5 mmol per gram of sorbent) from aqueous solutions by forming an AgI precipitate on the titanates.

Original languageEnglish (US)
Pages (from-to)10594-10598
Number of pages5
JournalAngewandte Chemie - International Edition
Volume50
Issue number45
DOIs
StatePublished - Nov 4 2011

All Science Journal Classification (ASJC) codes

  • Catalysis
  • General Chemistry

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