Zobrazeno 1 - 10
of 37
pro vyhledávání: '"T. V. Barinova"'
Autor:
T. V. Barinova, M. I. Alymov
Publikováno v:
International Journal of Self-Propagating High-Temperature Synthesis. 31:179-187
Publikováno v:
International Journal of Self-Propagating High-Temperature Synthesis. 30:65-72
SHS in 3Si–SiO2–nAdd mixtures, where Add = FeCl3⋅6H2O or Fe2(C2O4)3⋅5H2O and n = 0.015–0.09 М, under 10 MPa of nitrogen gas was studied by XRD, SEM/EDS, and chemical analysis. The addition of gasifying salts decreased combustion temperatur
Publikováno v:
International Journal of Self-Propagating High-Temperature Synthesis. 29:138-142
Composition/structure of products formed upon frontal combustion of Si powder in gaseous carbon dioxide at P(CO2) = 0.4–5.0 MPa were characterized by chemical analysis, XRD, and SEM/EDS. Combustion products were found to contain SiC, unreacted Si,
Publikováno v:
International Journal of Self-Propagating High-Temperature Synthesis. 28:239-244
The paper reports on the thermodynamic analysis of the CaO–Y2O3–ZrO2–Ti–Fe2O3 system as a precursor for SHS-produced pyrochlore-based ceramics. Adiabatic combustion temperature Tad and equilibrium concentration of pyrochlore were first calcul
Publikováno v:
Refractories and Industrial Ceramics. 60:305-308
The effects of iron-containing compounds on Si2N2O production during burning in N2 of an Si + SiO2 mixture were studied. It was established that the phase composition and morphology of the crystalline combustion products depended on the iron-containi
Publikováno v:
International Journal of Self-Propagating High-Temperature Synthesis. 28:179-182
Fine powders of pure Si2N2O were SHS-produced under pressure of nitrogen gas from mixtures doped with FeCl3 · 6H2O, and the influence of process conditions was explored by XRD and SEM/EDS. Pure 2D-nanopowders of Si2N2O were obtained in the presence
Autor:
T. V. Barinova, K. B. Podbolotov
Publikováno v:
Glass and Ceramics. 75:451-456
The synthesis of ceramic matrices, based on zirconium-enriched pyrochlore for the immobilization of high-level waste (HLW), by means of self-propagating high-temperature synthesis (SHS) under the pressure of argon and compressed air in a SHS-reactor
Publikováno v:
International Journal of Self-Propagating High-Temperature Synthesis. 28:39-44
The effect of iron-containing catalysts–FeCl3 · 6H2O, Fe2(C2O4)3 · 5H2O, and Fe(NO3)3 · 9H2O–on phase composition, morphology, and particle size of products formed upon combustion of Si–C mixtures in nitrogen gas. Composition and granulometr
Publikováno v:
International Journal of Self-Propagating High-Temperature Synthesis. 27:92-97
Impact of ammonium acetate and ferric chloride additives on the SHS of polycrystalline silicon nitride fibers in nitrogen gas was investigated by XRD, SEM, and EDS. Our results suggest that the metallic drops formed in reactions of gaseous СО, SiО
Publikováno v:
Advanced Materials & Technologies. :029-036