201 research outputs found

    PROBLEMS OF PROVIDING THE PROPERTIES OF LARGE-SIZE PRODUCTS HEAT-RESISTANT ALLOY ВЖ175 ИД

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    The effect of the cooling rate upon quenching on the formation of a structure and providing a complex of properties of a high-resistant аIIоуВЖ175-ИД. The optimal cooling rate and the possibility of its use for large-sized products in industrial conditions are established

    Characterization of the variable exponent Bessel potential spaces via the Poisson semigroup

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    Under the standard assumptions on the variable exponent p(x)p(x) (log- and decay conditions), we give a characterization of the variable exponent Bessel potential space Bα[Lp()(Rn)]\mathfrak B^\alpha[L^{p(\cdot)}(\mathbb R^n)] in terms of the rate of convergence of the Poisson semigroup PtP_t. We show that the existence of the Riesz fractional derivative \mathbb{D}^\al f in the space L^{p(\cdot)}(\rn) is equivalent to the existence of the limit \frac{1}{\ve^\al}(I-P_\ve)^\al f. In the pre-limiting case \sup_x p(x)<\frac{n}{\al} we show that the Bessel potential space is characterized by the condition \|(I-P_\ve)^\al f\|_{p(\cdot)}\leqq C \ve^\alComment: 22 page

    ВСЕРОССИЙСКОЕ СОВЕЩАНИЕ «ФЛЮИДНЫЙ РЕЖИМ ЭНДОГЕННЫХ ПРОЦЕССОВ КОНТИНЕНТАЛЬНОЙ ЛИТОСФЕРЫ», ИРКУТСК, РОССИЯ, 6–9 ОКТЯБРЯ 2015 Г.

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    Chronicle of All-Russian conference “Fluid regime of endogenic processes of continental lithosphere” devoted to 50 anniversary of Laboratory of petrology, geochemistry and ore genesis of the Institute of the Earth’s crust is presented. Description of events accompanying the conference is given and overview of the presented reports is made.Представлена хроника Всероссийского совещания «Флюидный режим эндогенных процессов континентальной литосферы», посвященного 50-летию лаборатории петрологии, геохимии и рудогенеза Института земной коры СО РАН. Дано описание событий, сопровождающих совещание, и сделан обзор пред-ставленных докладов
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