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  1. No Access

    Article

    Effects of nitrate, fulvate, phosphate, phthalate, salicylate and catechol on the sorption of uranyl onto SiO2: a comparative study

    We have performed a large number of batch sorption experiments of uranyl onto SiO2 and examined the effects of nitrate or ionic strength, phosphate, fulvic acid(FA), phthalic acid (PH), salicylic acid (SA), and c...

    Zhang Hongxia, Wen Chuanxi, Tao Zuyi… in Journal of Radioanalytical and Nuclear Che… (2011)

  2. No Access

    Article

    Effects of phosphate and Cr3+ on the sorption and transport of Th(IV) on a silica column

    Six column experiments were performed, and six breakthrough curves (BTCs) and six displacement (desorption) curves (DPCs) were obtained, which demonstrate the effects of phosphate and Cr3+ on the sorption and tra...

    Zhang Hongxia, Yuan Jieqiong, Tao Zuyi in Journal of Radioanalytical and Nuclear Chemistry (2007)

  3. No Access

    Article

    Adsorption of Am(III) on red earth and natural hematite

    The Am(III) adsorption isotherms on natural hematite, on a red earth and on three kinds of treated red earth samples were determined and compared. The treatment was performed to remove iron oxides, organic mat...

    Tao Zuyi, Li Weijuan, Zhang Fuming, Han Jun in Journal of Radioanalytical and Nuclear Che… (2006)

  4. No Access

    Article

    Sorption of Th(IV) ions onto TiO2: Effects of contact time, ionic strength, thorium concentration and phosphate

    The sorption of Th(IV) onto TiO2 was studied by the batch technique as a function of pH and ionic strength at moderate concentration (10-4-10-5 mol/l) and in the presence and absence of phosphate. It was found th...

    Guo Zhijun, Niu Lijun, Tao Zuyi in Journal of Radioanalytical and Nuclear Chemistry (2005)

  5. No Access

    Article

    Adsorption and desorption of Am(III) on calcareous soil and its parent material

    The adsorption and desorption of Am(III) on a calcareous soil (sierozem) and its parent material (loess) were studied by batch technique. The molarities of the Am(III) aqueous solutions were less than 5 . 10-9 mo...

    Li Weijuan, Zhang Fuming, Tao Zuyi in Journal of Radioanalytical and Nuclear Chemistry (2005)

  6. No Access

    Article

    Sorption of uranyl ions on TiO2: Effects of contact time, ionic strength, concentration and humic substance

    The sorption of UO2 2+ on TiO2 was studied as a function of pH and ionic strength at moderate concentration (10-4-10-5mol/l) in the presence and absence of fulvic acid (FA, 20 mg/l). It wa...

    Guo Zhijun, Yan Zhaoyun, Tao Zuyi in Journal of Radioanalytical and Nuclear Chemistry (2004)

  7. No Access

    Article

    Sorption and desorption of neptunium(V) on calcareous soil and its solid components: A comparative study

    The sorption and desorption isotherms of untreated calcareous soil and three treated soils to remove CaCO3, organic matter (OM) and both CaCO3 and OM were determined and analyzed with the Freundlich equation at p...

    Li Weijuan, Tao Zuyi in Journal of Radioanalytical and Nuclear Chemistry (2003)

  8. No Access

    Article

    Comparative study on Th(IV) sorption on alumina and silica from aqueous solutions

    The effects of pH, ionic strength and concentration on the sorption of Th(IV) on alumina and silica were investigated and the sorption isotherms of Th(IV) on alumina and silica at different pH values were dete...

    Li Weijuan, Tao Zuyi in Journal of Radioanalytical and Nuclear Chemistry (2002)

  9. No Access

    Article

    Sorption of uranyl ions on silica: Effects of contact time, pH, ionic strength, concentration and phosphate

    The sorption of UO2 2+ and phosphate on silica were simultaneously studied. The effect of contact time between the solid phase and aqueous solution, pH and ionic strength on the UO2 2+ sorption in the absence and...

    Zhang Hongxia, Tao Zuyi in Journal of Radioanalytical and Nuclear Chemistry (2002)

  10. No Access

    Article

    Americium(III) Adsorption on Polyethylene from very Dilute Aqueous Solutions

    The Am(III) adsorption from very dilute aqueous solutions on polyethylene was studied as a function of the pH value, the composition of dissolved salts and the presence or absence of adsorbent SiO2. It was found ...

    Li Weijuan, Ding Youqian, Tao Zuyi in Journal of Radioanalytical and Nuclear Chemistry (2001)

  11. No Access

    Article

    Preparation of Multitracer Nuclides from 232Th(NO3)4 Irradiated by 40Ar Ion Beam

    Th(NO3)4 was irradiated with 25 MeV/nucleon 40Ar ion beam. The target material irradiated was dissolved in 12 mol/l HCl and the Th in the HCl solution was extracted with 20% (V/V) TBP solution in CCl4 successivel...

    Dong Wenming, Wang **angke, Qin Zhi… in Journal of Radioanalytical and Nuclear Che… (2001)

  12. No Access

    Article

    Sorption Characteristics of Radioeuropium on Bentonite and Kaolinite

    The factors affecting the sorption of radioeuropium(III) by bentonite and kaolinite were studied with the aim to assess the important factors which should be included in modeling of radioeuropium(III) migratio...

    Wang **angke, Dong Wenming, Gong Yingchun… in Journal of Radioanalytical and Nuclear Che… (2001)

  13. No Access

    Article

    Sorption of Radiocobalt on Bentonite and Kaolinite

    The factors affecting the sorption of radiocobalt by bentonite and kaolinite were studied with the aim to assess important factors which should be included in modelling radiocobalt migration in soils and water...

    Dong Wenming, Wang **angke, Shen Yi… in Journal of Radioanalytical and Nuclear Che… (2000)

  14. No Access

    Article

    Sorption and desorption of radioiodine and radioselenium on calcareous soil and its solid components

    This paper is an extension of previous papers1–3. The breakthrough curves and the displacement curves of125I− and75SeO3 on the calcareous soil, the treated soil to remove CaCO3 and the treated soil to remove orga...

    Wang **angke, Dong Wenming, Yao Jie… in Journal of Radioanalytical and Nuclear Che… (1999)

  15. No Access

    Article

    Sorption and desorption of radioselenium on red earth and its solid components

    The effect of organic matter and iron oxides as solid components of the red earth on the retention of SeO3 has been investigated by a batch technique and selective extraction method. The sorption and desorption i...

    Dong Wenming, Wang **angke, Du **zhou… in Journal of Radioanalytical and Nuclear Che… (1999)

  16. No Access

    Article

    Sorption and desorption of radiocesium on calcareous soil: Results from batch and column investigations

    The sorption and desorption of radiocesium on a calcareous soil from Jiuqian County of Gansu Province (China) were studied by using batch and column experiments. The sorption-desorption isotherms and the break...

    Wang **angke, Dong Wenming, Du **zhou… in Journal of Radioanalytical and Nuclear Che… (1999)

  17. No Access

    Article

    Sorption and desorption of radiocesium on calcareous soil and its solid components

    The effect of various solid soil components on the retention of Cs was investigated by using batch technique and selective extraction method. The sorption and desorption isotherms of Cs on the untreated, calca...

    Du **zhou, Dong Wenming, Wang **angke… in Journal of Radioanalytical and Nuclear Che… (1998)

  18. No Access

    Article

    A multitracer study on the adsorption of 47 elements on a calcareous soil and its solid components

    The distribution coefficients of 47 elements from Na to Bi on untreated calcareous soil, treated soil to remove CaCO3 and treated soil to remove both CaCO3 and organic matter, respectively, were determined by usi...

    Du **zhou, Dai **ongxing, Wang **angke… in Journal of Radioanalytical and Nuclear Che… (1998)

  19. No Access

    Article

    Studies on ion exchange equilibria and kinetics

    160Tb was used as radiotracer and the equilibria and kinetics of $$3\overline {Na} + Tb^{3 + } \rightleftarrows \overline {Tb} + 3...

    Tao Zuyi, Li Quanchang in Journal of Radioanalytical and Nuclear Chemistry (1997)

  20. No Access

    Article

    Adsorption and desorption studies of radiocesium on Al2O3 from aqueous solutions

    The adsorption and the desorption of radiocesium from aqueous solutions containing NaNO3 or CaCl2 on Al2O3 were studied over a wide range of background electrolyte concentration and solution pH by using batch tec...

    Chu Taiwei, Du **zhou, Lu Jianrong… in Journal of Radioanalytical and Nuclear Che… (1996)

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