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AbstractAbstract
[en] Model experiments in ion-exchange separation of element 106 (seaborgium, Sg) from solutions of H2SO4 and H2SO4/HF were conducted by the tracer techniques in the on-line mode, using separation of its homologs W and Mo by way of example. Short-lived isotopes of W and Mo were produced in nuclear reactions natSm(24Mg, xn)W in the U-400 cyclotron, while Mo isotopes - as a result of 235U fission by photoneutron in the MT-25 microtron at Nuclear Reactions Laboratory named after G.N. Flerov, JINR, Dubna. Potentiality of separation and study of 265Sg chemistry in the course of its production with subsequent identification in terms of long-lived decay products, i.e. 253Fm, is shown. A correlation was revealed for studies of W, Hf, Sr and rare earth (transplutonium) elements ion-exchange behavior under static conditions and in the on-line mode
[ru]
С использованием метода радиоактивных индикаторов проведены модельные эксперименты по ионообменному выделению элемента 106 (сиборгия, Sg) из растворов H2SO4 и H2SO4/HF в режиме on-line на примере выделения его гомологов W и Mo. Короткоживущие изотопы W и Mo были получены в ядерных реакциях натSm(24Mg, xn)W на циклотроне У-400, а изотопы Mo - при делении 235U фотонейтронами на микротроне МТ-25 в Лаборатории ядерных реакций им. Г. Н. Флерова, ОИЯИ, Дубна. Показана возможность выделения и изучения химии 265Sg в процессе его получения с последующей идентификацией по долгоживущим продуктам распада - 253Fm. Найдена корреляция при исследовании ионообменного поведения W, Hf, Sr и редкоземельных (трансплутониевых) элементов в статических условиях и в режиме on-lineOriginal Title
Model'nye ehksperimenty po vydeleniyu i izucheniyu khimii ehlementa 106 (siborgiya, Sg) v rastvorakh H2SO4 i H2SO4/HF v nepreryvnom (on-line) rezhime
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12 refs., 3 figs., 2 tabs.
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Journal Article
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CHROMATOGRAPHY, DISPERSIONS, FLUORINE COMPOUNDS, FUNCTIONS, HALOGEN COMPOUNDS, HOMOGENEOUS MIXTURES, HYDROGEN COMPOUNDS, INORGANIC ACIDS, INORGANIC COMPOUNDS, ISOTOPE APPLICATIONS, ISOTOPES, MIXTURES, OXYGEN COMPOUNDS, REFRACTORY METAL COMPOUNDS, SEPARATION PROCESSES, SOLUTIONS, SPECTRA, SULFUR COMPOUNDS, TRANS 104 ELEMENT COMPOUNDS, TRANSITION ELEMENT COMPOUNDS, TRANSPLUTONIUM COMPOUNDS, TRANSURANIUM COMPOUNDS
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