Search Results - "Bogdanov, Roman V."

On the feasibility of determining the 230Th activity in minerals without the addition of a Th radiotracer by Hosseinpour Khanmiri, Mohammad, Bogdanov, Roman V.

“…The necessity of measuring the radioactivity of the 230Тh nuclide arises when attempting to solve a number of geochemical or geochronological problems based on…”
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Non- identical thermochemical behavior of 234 U-and 238 U- isotopes in metamict britholite by Skriplev, Mikhail I, Bogdanov, Roman V, Schwink, Lawrence R

“…A radiochemical analysis of the valence state of uranium isotopes in minerals involves isolation of the U(IV) and U(VI) valence forms and determination of the…”
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Non- identical thermochemical behavior of 234U-and 238U- isotopes in metamict britholite by Skriplev, Mikhail I., Bogdanov, Roman V., Schwink, Lawrence R.

“…A radiochemical analysis of the valence state of uranium isotopes in minerals involves isolation of the U(IV) and U(VI) valence forms and determination of the…”
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Uranium as a possible criterion for the hydro-chemical alteration of betafite by Hosseinpour Khanmiri, Mohammad, Yanson, Svetlana Yu, Fomin, Edward V., Titov, Anatoly V., Grebeniuk, Andrey V., Polekhovsky, Yury S., Bogdanov, Roman V.

“…Hydro-chemical processes significantly alter the original composition of metamict minerals. In the work presented here, an attempt was made to reconstruct the…”
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The tendency towards equalization of the 234U/238U isotopic activity ratios in fractions of U(IV) and U(VI) during thermal annealing of metamict polycrase by Hosseinpour Khanmiri, Mohammad, Bogdanov, Roman V., Titov, Anatoly V., Fomin, Edward V., Samadfam, Mohammad, Outokesh, Mohammad

“…The fate of the immobilized actinides of the spent nuclear fuel in mineral-like matrices can be predicted by studying the behavior of uranium isotopes as…”
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On the feasibility of determining the 230 Th activity in minerals without the addition of a Th radiotracer by Hosseinpour Khanmiri, Mohammad, Bogdanov, Roman V

“…The necessity of measuring the radioactivity of the Тh nuclide arises when attempting to solve a number of geochemical or geochronological problems based on…”
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Which oxidation state of uranium and thorium as point defects in xenotime is favorable? by Lomachuk, Yuriy V, Maltsev, Daniil A, Mosyagin, Nikolai S, Skripnikov, Leonid V, Bogdanov, Roman V, Titov, Anatoly V

“…Relativistic study of xenotime, YPO$_4$, containing atoms thorium and uranium as point defects is performed in the framework of cluster model with using the…”
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