ISOTOPE EFFECTS OF STRONTIUM IN CROWN ETHER CHROMATOGRAPHY

REFERENCES

• Jepson , B. E. and Dewitt , R. 1976 . Separation of Calcium Isotopes with Macrocyclic Polyether Calcium Complexes . J. Inorg. Nucl. Chem. , 38 ( 6 ) : 1175 – 1177 .
   Google Scholar
• Knochel , A. and Wilken , R. D. 1981 . Isotopic Shifts in Chemical Exchange Systems. 1. Large Isotope Effects in the Complexation of Na+ Isotopes by Macrocyclic Polyethers . J. Am. Chem. Soc. , 103 ( 19 ) : 5707 – 5711 .
   Google Scholar
• Schmidhalter , B. and Schumacher , E. 1982 . Enrichment of Potassium Isotopes with Macrocyclic Polyether Potassium Complexes . Helvetica Chimica Acta , 65 ( 6 ) : 1687 – 1693 .
   Web of Science ®Google Scholar
• Kim , D. W , Jeon , Y. S. , Eom , T. Y. , Suh , M. Y. and Lee , C. H. 1991 . Lithium Isotope Separation on a Monobenzo-15-Crown-5 Resin . J. Radioanal. Nucl. Chem. , 150 ( 2 ) : 417 – 426 .
   Google Scholar
• Jepson , B. E and Evans , W. F. 1990 . Chromatographic Separation of Calcium Isotopes with Polymer-bound Ligands . Sep. Sci. Tech. , 25 ( 13–15 ) : 1893 – 1908 .
   Web of Science ®Google Scholar
• Nishizawa , K. , Ishino , S. , Watanabe , H. and Shinagawa , M. 1984 . Lithium Isotope Separation by Liquid-Liquid Extraction Using Benzo-15-Crown-5 . J. Nucl. Sci. Tech. , 21 ( 9 ) : 694 – 701 .
   Web of Science ®Google Scholar
• Nishizawa , K. , Nishida , T. , Miki , T. , Yamamoto , T. and Hosoe , M. 1996 . Extractive Behavior of Magnesium Chloride and Isotopic Enrichment of Magnesium by a Crown Ether . Sep. Sci. Tech. , 31 ( 5 ) : 643 – 654 .
   Web of Science ®Google Scholar
• Nishizawa , K. , Miki , T. , Ikeda , R. , Fujii , T. , Yamamoto , T. and Nomura , M. 1997 . Isotopic Enrichment of Nickel in Aqueous Solution/Crown Ether System . J. Mass Spectrom. Soc. Jpn. , 45 ( 4 ) : 521 – 527 .
   Google Scholar
• Nishizawa , K. , Satoyama , T. , Miki , T. , Yamamoto , T. and Nomura , M. 1996 . Separation of Zinc Isotopes by Liquid-Liquid Extraction Using a Crown Ether . Sep. Sci. Tech. , 31 ( 20 ) : 2831 – 2841 .
   Web of Science ®Google Scholar
• Nishizawa , K. , Satoyama , T. , Miki , T. and Yamamoto , T. 1995 . Strontium Isotope Effect in Liquid-Liquid Extraction of Strontium Chloride Using a Crown Ether . J. Nucl. Sci. Tech. , 32 ( 12 ) : 1230 – 1235 .
   Web of Science ®Google Scholar
• Nishizawa , K. , Nakamura , K. , Yamamoto , T. and Masuda , T. 1994 . Separation of Strontium and Barium Isotopes Using a Crown-Ether. Different Behaviors of Odd Mass and Even Mass Isotopes . Solvent Extra. Ion Exch. , 12 ( 5 ) : 1073 – 1084 .
   Web of Science ®Google Scholar
• Fujii , Y. , Nomura , M. , Okamoto , M. , Onitsuka , H. , Kawakami , F. and Takeda , K. 1989 . An Anomalous Isotope Effect of 235U in U(IV)·U(VI) Chemical Exchange . Z. Nat. Forsch. , 44 ( 5 ) : 395 – 398 .
   Google Scholar
• Ismail , I. M. , Fukami , A. , Nomura , M. and Fujii , Y. 2000 . Anomaly of 155Gd and 157Gd Isotope Effects in Ligand Exchange Reactions Observed by Ion Exchange Chromatography . Anal. Chem. , 72 ( 13 ) : 2841 – 2845 .
   PubMed Web of Science ®Google Scholar
• Tait , D. , Haase , G. and Wiechen , A. 1997 . A Fast Method for the Determination of Sr-90 in Liquid Milk by Solid Phase Extraction with Cryptand 222 on Cation Exchange Resin . Kerntechnik , 62 ( 2–3 ) : 86 – 98 .
   Google Scholar
• Horwitz , E. P. , Dietz , M. L. and Fisher , D. E. 1991 . Separation and Preconcentration of Strontium from Biological, Environmental, and Nuclear Waste Samples by Extraction Chromatography Using a Crown Ether . Anal. Chem. , 63 ( 5 ) : 522 – 525 .
   PubMed Web of Science ®Google Scholar
• Lamb , J. D. , Christensen , J. J. , Izatt , S. R. , Bedke , K. , Astin , M. S. and Izatt , R. M. 1980 . Effects of Salt Concentration and Anion on the Rate of Carrier-Facilitated Transport of Metal Cations through Bulk Liquid Membranes Containing Crown Ethers . J. Am. Chem. Soc. , 102 ( 10 ) : 3399 – 3403 .
   Web of Science ®Google Scholar
• Bigeleisen , J. and Mayer , M. G. 1947 . Calculation of Equilibrium Constants for Isotopic Exchange Reactions . J. Chem. Phys. , 15 ( 5 ) : 261 – 267 .
   Web of Science ®Google Scholar
• Oi , T. , Ogino , H. , Hosoe , M. and Kakihana , H. 1992 . Fractionation of Strontium Isotopes in Cation-Exchange Chromatography . Sep. Sci. Tech. , 27 ( 5 ) : 631 – 643 .
   Web of Science ®Google Scholar