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作者:A. M. Yankin , V. M. Kozin
来源:[J].Russian Journal of Physical Chemistry A(IF 0.386), 2017, Vol.91 (8), pp.1388-1391
摘要:A way of studying heterogeneous equilibria in oxide systems under low oxygen pressure, based on dynamic means combined with gravimetric and X-ray techniques, is described.
作者:A. M. Yankin , O. M. Fedorova
来源:[J].Russian Journal of Physical Chemistry A(IF 0.386), 2016, Vol.90 (5), pp.977-982
摘要:Abstract(#br)The phase relations in the Pr–Mn–O system were studied by the static method at lowered oxygen pressure in combination with thermal analysis and high-temperature X-ray diffraction. The equilibrium oxygen pressure in dissociation of PrMn2O5 a...
作者:A. M. Yankin , O. M. Fedorova
来源:[J].Inorganic Materials(IF 0.376), 2015, Vol.51 (3), pp.288-293
摘要:Abstract(#br)The sequence of phase transformations responsible for the dissociation of the compounds NdMn2O5 and NdMnO3 in the Nd-Mn-O system has been identified by a static technique at a reduced oxygen pressure in combination with thermal analys...
作者:A. M. Yankin , V. F. Balakirev
来源:[J].Glass Physics and Chemistry(IF 0.339), 2015, Vol.41 (2), pp.244-246
摘要:bstract(#br)The region of thermal stability for the compound GdMnO3 depending on oxygen pressure has been established. Changes in the standard values Δ H T 0 and Δ S T 0 of the formation of the compound GdMnO3...
作者:A. M. Yankin , V. Ya. Mitrofanov ...
来源:[J].Glass Physics and Chemistry(IF 0.339), 2015, Vol.41 (2), pp.224-231
摘要:Abstract(#br)The regularities of crystal structure formation and features of developed magnetic states of solid solution Gd1 − x Ca x MnO3 ± δ ( x = 0.0, 0.1, 0.2, 0.3, and 0.4) with temperature and partial pressure of oxygen has been establi...
作者:A. M. Yankin , O. M. Fedorova ...
来源:[J].Glass Physics and Chemistry(IF 0.339), 2006, Vol.32 (5), pp.574-578
摘要:Abstract(#br)The processes of formation of the LaSr 2 Mn 2 O 7 compound are investigated in the temperature range 800–1400°C. The formation of the LaSr 2 Mn 2 O 7 compound is found to occur through intermediate phases, namely, LaMnO 3 and Sr 2 MnO 4 . It is revealed that the...
作者:A. M. Yankin , V. F. Balakirev ...
来源:[J].Russian Journal of Physical Chemistry(IF 0.386), 2006, Vol.80 (11), pp.1714-1716
摘要:Abstract(#br)The influence of oxygen pressure on phase equilibria during thermal dissociation in the Ln-Mn-O (Ln = Sm, Tb, Dy, Yb, and Lu) systems was studied by the static method on a vacuum circulation unit with subsequent X-ray analysis of quenched solid phases. The reduc...
作者:A. M. Yankin , O. M. Fedorova ...
来源:[J].Russian Journal of Physical Chemistry(IF 0.386), 2006, Vol.80 (5), pp.834-835
摘要:Abstract(#br)The phase equilibria for the reduction of SmMnO 3 with hydrogen were studied by the static method using a circulation vacuum setup in conjunction with XRD analysis of quenched solid phases. It was established that, over a temperature range of 973–1123 K and a pr...
作者:A. M. Yankin , O. M. Fedorova ...
来源:[J].Russian Journal of Physical Chemistry(IF 0.386), 2007, Vol.81 (1), pp.139-142
摘要:Abstract(#br)Measurements on a circulation static setup with subsequent XRD analysis of quenched solid phases were used to study phase equilibria implicated in the thermal dissociation of SmMn 2 O 5 over the temperature and pressure ranges from 973 to 1123 K and from 10 −3 t...
作者:A. M. Yankin , V. F. Balakirev
来源:[J].Inorganic Materials(IF 0.376), 2001, Vol.37 (1), pp.58-64
摘要:Abstract(#br)The hydrogen reduction of spinel solid solutions in the Co–Mn–Ti–O system was investigated by a static method. Six phase regions were identified in which the gas phase is in equilibrium with various combinations of β-Co, TiO 2 (rutile), and solid solutions ...

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