-
41.
INVESTIGATION OF PHASE TRANSFORMATION ASPECTS IN THE REACTIVE SINTERING OF ZIRCONIUM DIBORIDE AND ZIRCONIUM CARBIDE
-
(Not-set)
-
... and physical and mechanical properties was investigated. X-ray diffraction (XRD), scanning electron microscopy with energy-dispersive X-ray spectroscopy (SEM-EDS), and differential scanning calorimetry ...
-
42.
PRODUCTION OF MICRONEEDLE ZIRCONIUM DIOXIDE POWDER STABILIZED BY ITTRIUM AND CERIUM
-
(Not-set)
-
... phase composition has been proven using a combination of physical and chemical methods. Microneedle particles with a length of 100…200 ?m and a cross-section of about 1 ?m have been obtained. These powders ...
-
43.
INFLUENCE OF CONDITIONS AND MODES OF MIXTURE PREPARATION ON THE STRUCTURE AND STRENGTH OF SULFUR CONCRETE
-
(Not-set)
-
One of the main disadvantages of sulfur concrete is the formation of a crack defect when cooled in metal molds. The proposed way of using sequential addition of components, temperature control at the entire ...
-
44.
INFLUENCE OF SOLID-STATE SYNTHESIS TEMPERATURE ON THE CRYSTAL STRUCTURE AND ELECTRICAL PROPERTIES OF CaCu3Ti4O12 CERAMICS
-
(Not-set)
-
Calcium-copper titanate (CaCu3Ti4O12/CСTO) is a highly demanded material for its colossal dielectric constant and temperature stability. CСTO has many applications as sensors, microwave absorbers, etc. ...
-
45.
SYNTHESIS AND THERMAL PROPERTIES OF TUNGSTEN SILICATE COMPLEXES WITH HEXAMETHYLENETETRAMINE
-
(Not-set)
-
Previously unknown in the literature, complexes of hexamethylenetetramine (HMTA) with tungsten silicates of the composition Rb5[SiW11O39Fe(HMTA)]?20H2O, Cs5[SiW11O39Fe(HMTA)]?6H2O, Rb6[SiW11O39Zn(HMTA)]?12H2O, ...
-
46.
INFLUENCE OF THE RARE-EARTH FLUORIDES ADDITIVE ON THE STRUCTURE AND PROPERTIES OF THE BOROPHOSPHATE GLASSES
-
(Not-set)
-
In this work, we investigated borophosphate glasses with additions of 0.5 to 1.5 mol. % of rare-earth fluorides LnF3 (Ln = La, Ce, Nd), considered as simulants of radioactive waste from the now developing ...
-
47.
THE EFFECT OF ZIRCONIUM DIOXIDE NANOPARTICLES ON THE PROPERTIES OF CORUNDUM CERAMICS BASED ON RUSSIAN RAW MATERIALS
-
(Not-set)
-
The effect of various concentrations of zirconium dioxide nanoparticles on the strength and porosity of corundum ceramics obtained from domestic raw materials has been studied. The effect of an additive ...
-
48.
ELECTRON-BEAM POWDER SURFACING OF Al2O3 ONTO TITANIUM IN THE FORE-VACUUM PRESSURE RANGE WITH PRELIMINARY POWDER DEGASSING
-
(Not-set)
-
The results of producing an Al2O3 composite coating on titanium by electron-beam cladding in the forevacuum pressure range (3…30 Pa) are presented. The microstructure, phase composition, and mechanical ...
-
49.
PREPARATION OF FINE MAGNESIUM ALUMINATE SPINEL POWDER BY SHS: EFFECT OF NaCl MINERALIZER ON PHASE COMPOSITION AND DISPERSITY
-
(Not-set)
-
Magnesium aluminate spinel in a submicron state was obtained for the first time directly in a combustion wave by self-propagating high-temperature synthesis (SHS) from aluminum and magnesium oxides, using ...
-
50.
ELECTRON BEAM SINTERING OF ALUMINA-BASED COMPOSITE CERAMICS WITH COPPER ADDITION IN THE FORE-VACUUM PRESSURE RANGE
-
(Not-set)
-
The effect of electron-beam sintering in the fore-vacuum pressure range (8…10 Pa) on the density, structure, and phase composition of the sintered Al2O3–Cu composite with a component mass ratio of 10:1 ...
-
51.
CERAMICS BASED ON POWDERS SYNTHESIZED FROM CALCIUM NITRATE AND SILICIC ACID PREPARED VIA ION EXCHANGE METHOD
-
(Not-set)
-
Ceramics in the CaO–SiO2 and Na2O–CaO–SiO2 systems were obtained from powders synthesized from aqueous solutions of silicic acid and calcium nitrate at a molar ratio of Ca/Si = 0.5 by direct precipitation ...
-
52.
INFLUENCE OF PARTICLE SIZE ON THE STRUCTURAL AND FERROELECTRIC PROPERTIES OF (PbZrO3)0,90(BaTiO3)0,10 CERAMICS
-
(Not-set)
-
The article presents X-ray diffraction, dielectric, and pyroelectric results of a PbZrO3 ceramic synthesized from nanodispersed PbO and ZrO2 powders with the addition of BaTiO3 nanoparticles. It was found ...
