Zobrazeno 1 - 10
of 584
pro vyhledávání: '"Matović B"'
Publikováno v:
Science of Sintering, Vol 47, Iss 3, Pp 289-297 (2015)
Porous SiC/Cordierite Composite Material with graphite content (10%) was synthesized. Evaluation of Young modulus of elasticity and thermal shock behavior of these samples was presented. Thermal shock behavior was monitored using water quench test
Externí odkaz:
https://doaj.org/article/0a803a4920bd4c4ea510770c41ef553e
Publikováno v:
Science of Sintering, Vol 46, Iss 1, Pp 75-82 (2014)
Yttrium aluminum garnet doped with rare earth ions (Ce3+, Eu3+ and Sm3+) was prepared by modified glycine method. Ce3+ as a dopant was used in four different concentrations (Y3-xCexAl5O12; x(%) = 1, 2, 3, 5), while doping concentration of Eu3+ and
Externí odkaz:
https://doaj.org/article/a3fe0179b17e43f4bd40e9c904b40567
Publikováno v:
Science of Sintering, Vol 42, Iss 3, Pp 383-388 (2010)
The possibility to obtain glass-ceramics from basalt from the locality on Vrelo (Kopaonik mt.) is shown in this paper. The parent rock was ground to fraction -0.4 +0.1 mm, and then melted at 1250 - 1300°C. The crystallization melted bazaltic glass a
Externí odkaz:
https://doaj.org/article/de541536f0b04cf2a39b3eb5d80baa7c
Publikováno v:
Science of Sintering, Vol 42, Iss 2, Pp 221-232 (2010)
Structure and magnetic features of nanostructured materials with general formula Ca1-xYxMnO3 (x = 0; 0.1; 0.2; 0.3) were investigated. Goldschmidt tolerance factor, Gt and global instability index, GII were calculated for Ca1-xYxMnO3 (x = 0, 0.25, 0.
Externí odkaz:
https://doaj.org/article/637fefcb439240928709bd5ffffc4f93
Publikováno v:
Science of Sintering, Vol 41, Iss 1, Pp 75-81 (2009)
The effect of yttria additive on the thermal shock behavior of magnesium aluminate spinel has been investigated. As a starting material we used spinel (MgAl2O4) obtained by the modified glycine nitrate procedure (MGNP). Sintered products were charact
Externí odkaz:
https://doaj.org/article/4aaa76b90fd24ab292d8f680b557e269
Publikováno v:
Science of Sintering, Vol 41, Iss 2, Pp 151-159 (2009)
In this paper the nanosized non-oxide powders were prepared by carbothermal reduction and subsequent nitridation of diatomaceous earth which is a waste product from coal exploitation. Our scope was to investigate the potential use of diatomaceous ear
Externí odkaz:
https://doaj.org/article/a3bedf1df22e494eb6bbf74e8552ec76
Autor:
Nenadović S., Nenadović M., Kovačević R., Matović Lj., Matović B., Jovanović Z., Novaković-Grbović J.
Publikováno v:
Science of Sintering, Vol 41, Iss 3, Pp 309-317 (2009)
The effect of microstructural changes caused by mechanical modification on adsorption properties of diatomite samples were investigated. The microstructure has been characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM) and atom
Externí odkaz:
https://doaj.org/article/7cc33b42720e49798b5c445d8a4197f2
Publikováno v:
Science of Sintering, Vol 40, Iss 2, Pp 141-145 (2008)
This paper deals with a new method for producing non-oxide ceramic using wood as a template. SiC with a woodlike microstructure has been prepared by carbothermal reduction reactions of Tilia wood/TEOS composite at 1873K. The porous carbon preform was
Externí odkaz:
https://doaj.org/article/4e1c5a2f868a4449b8e3cdb530ebec61
Publikováno v:
Science of Sintering, Vol 40, Iss 3, Pp 263-270 (2008)
The α-β phase transformation in Si3N4 was studied for seeded samples using an Y2O3-Al2O3 mixture as a sintering aid. The concentration of β-seeds varied from 0 to 5 wt.%. The results showed that α-β phase transformation followed the first-order
Externí odkaz:
https://doaj.org/article/e85c4ffd4c1f4ff7b45ba1ff88964653
Publikováno v:
Science of Sintering, Vol 40, Iss 1, Pp 63-68 (2008)
This paper deals with Nd-doped ceria solid solutions: Ce1-xNdxO2-d with "x" ranging from 0 to 0.25. Six different powders were synthesized by applying the method based on selfpropagating room temperature reaction (SPRT) between metallic nitrates and
Externí odkaz:
https://doaj.org/article/404f43de8a624e9bb8c9c5db740f9a7b