Abstract
81,82mRb and trace amount 44mSc were produced by irradiation of potassium bromide target with 36 MeV alpha particle beam via natBr(α,xn)81,82mRb and 41K(α,n)44mSc reactions respectively. Different liquid–liquid extraction (LLX) studies were performed to determine best separation condition for Rb and Sc. In LLX (1) cation exchanger di-(2-ethylhexyl)phosphoric acid (HDEHP) dissolved in cyclohexane, (2) 18-crown-6 in nitrobenzene were used as organic phase and various concentration of HCl, HNO3 and HClO4 were used as aqueous phase. Radiochemical separation with high separation factor has been achieved.
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Acknowledgements
One of the author KG is thankful to Dr. M S Kulkarni and Dr. R Ravishankar for their constant support and encouragement. Authors are thankful to the cyclotron staffs of Variable Energy Cyclotron Centre (VECC), Kolkata for their cooperation. Authors are also grateful to VECC target laboratory for target preparation.
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Ghosh, K., Naskar, N. & Lahiri, S. Separation of ultra-trace amount of 44mSc from α-particle activated KBr target. J Radioanal Nucl Chem 331, 483–490 (2022). https://doi.org/10.1007/s10967-021-08088-x
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DOI: https://doi.org/10.1007/s10967-021-08088-x