Results 91 to 100 of about 54,335 (262)

Sintering and properties of ZrO[2](Mg)-MgO composites [PDF]

, 2015
These studies shows which structures and properties have composites based on ZrO[2](Mg)-MgO sintered in a wide temperature range from 1400to 1650{о}С. X-ray diffraction showed an increasing of crystalline size with increasing of magnesia concentration ...
Буяков, А. С., Васильева, Е. О.   +1 more
core  

Corrosion Resistance of Magnesia Binders in Aggressive Liquids

Environmental and Climate Technologies
The article is devoted to the relevant problem of increasing the durability of magnesia materials. The objective of the work is to study the effect of mineral additives and salt grouting liquid on magnesia binders’ hardening and resistance in aggressive ...
Miryuk Olga
doaj   +1 more source

Creep of plasma sprayed zirconia [PDF]

Specimens of plasma-sprayed zirconia thermal barrier coatings with three different porosities and different initial particle sizes were deformed in compression at initial loads of 1000, 2000, and 3500 psi and temperatures of 1100 C, 1250 C, and 1400 C ...
Adams, J. W., Firestone, R. F., Logan, W. R.   +2 more
core   +1 more source

Preparation-microstructure-property relationships in double-walled carbon nanotubes/alumina composites [PDF]

, 2013
Double-walled carbon nanotube/alumina composite powders with low carbon contents (2– 3 wt.%) are prepared using three different methods and densified by spark plasma sintering.
Estournès, Claude, Kasperski, Anne, Laurent, Christophe, Peigney, Alain, Weibel, Alicia   +4 more
core   +4 more sources

Nitrogen replenishment using variable rate application technique in a small hand-harvested pear orchard

Spanish Journal of Agricultural Research, 2018
Precision agriculture is a management approach for sustainable agriculture. It can be applied even in small fields. It aims to optimize inputs, improve profits, and reduce adverse environmental impacts.
Anna Vatsanidou, George D. Nanos, Spyros Fountas, John Baras, Anamaria Castrignano, Theofanis A. Gemtos   +5 more
doaj   +1 more source

Effect of aluminate and carbonate in magnesia silicate cement

Cement & Concrete Composites, 2023
E. Bernard, B. Lothenbach, A. German, D. Rentsch, F. Winnefeld   +4 more
semanticscholar   +1 more source

Synthesis of galaxite by plasma fusion & its application in refractory for cement rotary kiln

Journal of Asian Ceramic Societies, 2017
In India, chromite is used for making magnesia chrome bricks due to its low modulus of elasticity. But the use of magnesia chrome bricks in the sintering zone of cement rotary kilns causes environmental pollution due to the formation of Cr+6 compounds ...
L.N. Padhi, P. Sahu, N. Sahoo, S.K. Singh, J.K. Tripathy   +4 more
doaj   +1 more source

Durability of zirconia thermal-barrier ceramic coatings on air-cooled turbine blades in cyclic jet engine operation [PDF]

Thermal barrier ceramic coatings of stabilized zirconia over a bond coat of Ni Cr Al Y were tested for durability on air cooled turbine rotor blades in a research turbojet engine.
Jacobs, R. E., Liebert, C. H., Morse, C. R., Stecura, S.   +3 more
core   +1 more source

Development of a High Temperature Heater using an Yttria Stabilized Zirconia Cored Brick Matrix [PDF]

The Ames pilot heater is a ceramic regenerative heater that provides high temperature air for aerodynamic and combustion experiments. The development of this heater to provide a heat storage bed with temperature capability of about 4600 R is described. A
Decoursin, D. G., Smith, K. W.
core   +1 more source

Correlation between Concentrations of Ni and Y in Y-Doped BaZrO₃ Electrolyte in Co-Sintered Cells: A Case of Controlled NiO Activity by Using MgO-NiO Solid Solution as Anode Substrate

Membranes, 2019
BaZr0.8Y0.2O3-δ (BZY20) is promising to be applied as an electrolyte in fuel cells, electrolysis cells, etc. However, when a half cell composed of a BZY20 electrolyte layer and a BZY20-NiO composite anode substrate is co-sintered (1400−1600 ...
Donglin Han, Kenji Kuno, Tetsuya Uda
doaj   +1 more source