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Thermophysical Properties of Neodymium and Gadolinium Zirconate Hafnates
AbstractPyrochlore-type neodymium and gadolinium zirconate hafnates have been prepared and identified. The heat capacities of the prepared samples...
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Study of Pressing and Sintering of Gd2HfO5 Powder Obtained by Mechanochemical Synthesis
AbstractGadolinium hafnate (Gd 2 HfO 5 ) powders are obtained by mechanochemical synthesis from hafnium and gadolinium oxides. XRD, chemical analysis,...
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Physicochemical Properties of Gd2O3–ZrO2–HfO2 Ceramics as Promising Thermal Barrier Coatings
AbstractIn continuation of work on potentials for the design of high-performance thermal barrier coatings based on three-component ceramic materials...
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Effect of the Chemical and Phase Composition of Nanocrystalline Gadolinium Complex Oxides on the Propane Cracking Process
AbstractEffect of the chemical composition and crystal structure type of gadolinium complex oxides on their catalytic activity is studied. It is...
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Proton and Oxygen-Ion Conductivity of the Pure and Lanthanide-Doped Hafnates with Pyrochlore Structure
AbstractIn this work, a high-density ceramics Ln 2 Hf 2 O 7 ( Ln = La, Nd, Sm, Eu, Gd) were synthesized by mechanical activation followed by...
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High Temperature Behavior of Oxide Systems Containing Rare Earth Elements
Abstract —The relevance of the study and the scope of the materials based on oxides of rare earth elements are considered. The main results of the...
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Thermophysical Properties of Lanthanum and Samarium Zirconate—Hafnates
AbstractThe synthesis and identification of lanthanum and samarium zirconate–hafnates of the pyrochlore structure type have been reported. The heat...
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Electrochromism in Hf-doped WO3
In the present work, we analyzed the electrochromic behavior of tungsten oxide (WO 3 ) and effect of hafnium (Hf) do** on its performance. The...
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Heat Capacity and Thermal Expansion of Praseodymium Hafnate
Abstract—Praseodymium hafnate (Pr 2 Hf 2 O 7 ) powder with the pyrochlore structure has been synthesized and characterized by X-ray diffraction, scanning...
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Thermodynamic Functions of Dy2O3⋅2HfO2 Solid Solution and the Schottky Anomaly
AbstractResults are presented from measuring the molar heat capacity of the Dy 2 O 3 ‧2HfO 2 solid solution in the range of 2.5–346 K. The entropy,...
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Synthesis and Application of Novel Chiral Cp Ligands in Transition Metal Catalysis
Chiral cyclopentadienyl groups and their respective metal complexes have been studied for several decades. However, it is only in the last decade...
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Heat Capacity and Thermal Expansion of Samarium Hafnate
Abstract—The molar heat capacity and lattice parameter of samarium hafnate with the pyrochlore structure have been measured as functions of...
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Physicochemical Properties of Sm2O3–ZrO2–HfO2 Ceramics for the Development of Promising Thermal Barrier Coatings
AbstractIn continuation of our systematic study of the options of the development of high-performance thermal barrier coatings based on...
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Heat Capacity and Thermal Expansion of Terbium Hafnate
Abstract—This paper presents temperature dependences of the molar heat capacity in the range 310–1360 K and lattice parameter in the range 298–1273 K...
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Green Sustainable Nanoparticles as a Drug Delivery System—An Updated Review
Nanotechnology is a newer science and is applicable in almost all disciplines, from fundamental to applied science. The biggest reason behind these...
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Extraction of Valuable Minerals from Coal Waste
The coal waste from power stations in the north and south of the Kuznetsk Basin are compared in terms of their suitability for concrete production...
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Seltenerdmetalle: Lanthanoide und dritte Nebengruppe
In diesem Kapitel werden ausführlich die Elemente der dritten Nebengruppe des Periodensystems der Elemente sowie die der Lanthanoiden...
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Seltenerdmetalle: Lanthanoide und dritte Nebengruppe
In diesem Kapitel werden ausführlich die Elemente der dritten Nebengruppe des Periodensystems der Elemente sowie die der Lanthanoiden...
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Recent advances in protonconducting electrolytes for solid oxide fuel cells
The performance characteristics of solid oxide fuel cells operating at intermediate temperatures depend largely on the tailored properties of the...
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Thermodynamic Properties of Pr2Hf2O7 at Low Temperatures
AbstractThe molar heat capacity of praseodymium hafnate with the pyrochlore structure in the temperature range 2.4–345.6 K was measured by relaxation...
