THERMAL DISSOCIATION OF THE COMPLEX BF3·D AND BORON ISOTOPE SEPARATIONстатья
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Дата последнего поиска статьи во внешних источниках: 5 августа 2018 г.
Аннотация:The gaseous BF3-liquid complex compound BF3 with nitromethane was used to study the thermal flow reflux, the efficiency of isotope exchange during the multiplication of a single separation effect of boron isotopes in an exchange column at atmospheric pressure and at a temperature of 293 K. It was shown that the completeness of the flow reflux is acceptable for concentration of 10B. In the experimental setup with a packed column with a diameter of 11 mm and a height of packing bed 148 cm, filled with a spiral-prismatic packing with an element size of 1.25 × 1.25 × 0.2 mm, a difference in isotope concentrations of 10B about 19 atom% was achieved. The value of the separation degree is S = 3.5, and the HETP is in the range from 5.2 ± 0.8 to 8.0 ± 1.0 cm, which indicates a high mass exchange efficiency