Assertion: periclase | /r/HasProperty | mgo
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Source sentences:
text: Periclase (MgO) and halite (NaCl) have similar structures; however, periclase has a melting point of 2,800 °C (5,072 °F) whereas halite melts at 801 °C (1,474 °F).
text: This chapter provides an overview of magnesium oxide or magnesia (MgO) in Portland cement, which is derived from magnesium carbonate present in the original raw-meal ingredients used in the manufacture of Portland cement clinker.
text: Magnesia brick is made from periclase, the mineral form of magnesia (MgO).
text: magnesia, M-gO, the other material is silica, Si 2.
text: For example, halite (NaCl), galena (PbS), and periclase (MgO) all belong to the hexaoctahedral point group (isometric family), as they have a similar stoichiometry between their different constituent elements.
text: The following compounds were identified by XRD analysis: calcium oxide (CaO), calcite (CaCO), alite (3CaO·SiO), belite (2CaO·SiO), tricalcium aluminate (3CaO·Al), portlandite (Ca(OH)), periclase (MgO), spurrite ((2CaO·SiO(CaCO)), and sylvite (KCl).
text: +, Cr3+, Fe3)2O3, periclase (MgO), and minor amounts of forsterite (Mg2SiO4) were identified in all the samples.
text: At 800°C both carbonates are fully transformed either into burnt lime (CaO) or into a mixture of burt lime and periclase (MgO) (e.g., analysis C14).
text: B04206 ITO AND TORIUMI: SELF-DIFFUSION IN PERICLASE (MgO)
text: Periclase (MgO) is thought to be one of the important component minerals of the Earth's lower mantle.
text: The pattern of MgO A shows that the main phase was periclase (MgO)
text: show the presence of the crystalline phase of periclase (MgO) (
text: A first principles density functional theory study has been carried out to investigate the hydration kinetics of periclase (MgO) through the interaction between water and periclase (0 0 1) and (1 1 1) surfaces.
text: In this study, full-field crystal plasticity simulations are performed with a finite element solution method, and applied to an aggregate of a mechanically strong orthorhombic phase with perovskite structure (bridgmanite, MgSiO 3 ), and a relatively weaker cubic phase (periclase, MgO).
text: In North America, expansion of periclase (MgO) is assessed with
text: The P–V–T equation of state (EOS) for magnesium silicate perovskite (MgSiO 3 ) and periclase (MgO) was obtained by fitting measured P, V, T data.
text: The solids show thermal stability of up to 500°C, with a total mass loss of 40–48% depending on the ratio, where, finally, the laminar structure collapses to segregate the spinel phase of the Mg/Al-mixed oxide and the periclase (MgO).
text: Results on the kind and distribution of structural defects in quartz (SiO 2 ) and periclase (MgO) after mechanical treatment have been presented.
text: An exception to this is periclase (MgO), which
text: It is always accompanied by secondary phases formation such as polymorphs of enstatite (MgSiO 3 ), silica (SiO 2 ) and/or periclase (MgO).
text: The expansion of periclase (MgO) is assessed with ASTM C151 in North America.
text: A) Production of Refractory Masses Consisting of Periclase (MgO), Silicon Carbide (SiC) and Traces of Magnesium Oxide Enriched Forsterite (Mg 2 SiO 4 )
text: the total weight loss was only 4 wt%, and no formation of periclase (MgO) was observed.
text: The silicon was redeposited as SiC in the hottest part of the condenser (1480 °C ∓ 20 °C) together with periclase (MgO) and some forsterite formed by back-reaction.
text: The material collected from condenser II held at 800 °C was a fine black powder composed of periclase (MgO) and carbon (C).
text: The resulting powder was white, and the only phase detected by XRD was periclase (MgO).
text: the periclase (MgO) grains.
text: By microscopic examination of new and old magnesia bottoms of open‐hearth furnaces it has been shown that the periclase (MgO) and the slag matrix in the bottoms undergo considerable changes during the campaign of a furnace.
text: Tossavainen et al.  studied the effect of the cooling rate on the mineralogy of BOF, EAF, and ladle slag samples with different proportions of major chemical constituents and showed that ladle slag rapidly cooled using the water granulation technique becomes almost completely amorphous, with the exception of the crystalline phase of periclase (MgO).
text: Cr 2 (SiO 4 ) 3 ), wollastonite (Ca, Fe)SiO 3 ), and periclase (MgO).
text: For instance, zur Strassen assumed that all magnesium starts out as magnesite (MgCO 3 ) and ends up as periclase (MgO).
text: We applied this program to the results calculated by the molecular dynamics (MD) simulation of periclase (MgO) in which Schottky defects (vacancies) were not initially introduced.
text: Periclase, MgO
text: For the case of solids M7 to M4, the evolution to periclase (MgO) and spinel (MgAl
text: As magnesium oxide (MgO)
text: , dolomite is calcined to magnesium oxide (MgO) and lime (CaO), and these are reduced by silicon (Si), yielding magnesium gas and a slag of dicalcium silicate.
text: Magnesium oxide (MgO) occurs naturally in the mineral periclase, but not in sufficient quantity to meet commercial demand.
text: MAGNESIUM OXIDE (MgO) -
text: Magnesium oxide (MgO) is similar to lime (CaO) and can be used analogously to precipitate heavy metals.
text: There are three popular pressure standards used for in situ X-ray diffraction in a multianvil press: sodium chloride (NaCl), gold (Au), and magnesium oxide (MgO).
text: Here, we show that magnesium oxide (MgO), a stable and cheap alkaline earth metal oxide that has been used as a photocatalyst for CO 2 reduction and organic contaminant degradation, an additive in refractory materials, and an adsorbent for air purification, toxic waste remediation, and biomedicine ( 16 – 25 ), is also an ultrastable photocatalyst for hydrogen production from methanol.
text: For approximately four thousand years, and at least since Roman times, magnesium oxide (MgO) based cements have been used to build walls and structures.
text: These preferred ratios define the reactant composition of magnesium oxide (MgO), a phosphate and a potassium containing reactant, such as monopotassium phosphate (KH 2 PO 4 ), and hemihydrate alpha and/or beta gypsum (CaSa 1 .
text: Reactant masses and/or ratios of magnesium oxide (MgO), monopotassium phosphate (KH 2 PO 4 ), stucco, in the form of Hemihydrate Alpha and or Beta gypsum (CaSO 4 .½H
text: a. Monopotassium phosphate (KH 2 PO 4 )—the monopotassium phosphate requirement will increase as higher Struvite-K yields are produced until the mass ratio of monopotassium phosphate (KH 2 PO 4 ) to magnesium oxide (MgO) reaches 3.37:1, from stoichiometric considerations.
text: PO )—the monopotassium phosphate requirement will increase as higher Struvite-K yields are produced until the mass ratio of monopotassium phosphate (KH PO ) to magnesium oxide (MgO) reaches 3.37:1, from stoichiometric considerations.
text: (Mono-Potassium Phosphate or KDP Potassium Dihydrogen Phosphate—KH 2 PO 4 ) will improve the molar ratio of Magnesium Oxide (MgO) to potassium Dihydrogen phosphate and also impart a reduction in the rate of reaction via reduced rate of dissociation.
text: As is evident in samples 12-15, a significant amount of the Magnesium oxide (MgO) failed to take part in the main reaction and instead generated a significant amount of a reaction by-product of a mineral identified as Brucite, (Mg(OH) 2 ), which was not present in the other samples.
text: The U.S. Department of Energy (DOE) is emplacing magnesium oxide (MgO) in the Waste Isolation Pilot Plant (WIPP) repository to provide an engineered barrier that decreases the solubilities of the actinide (An) elements in transuranic (TRU) waste in any brine present in the postclosure repository (U.S. Department of Energy
text: It is a cubic form of magnesium oxide (MgO).
text: Magnesia brick is made from periclase, the mineral form of magnesia (MgO).
text: magnesia (MgO or periclase) can very slowly hydrate to
text: Pure dolomite is 54.3% CaCO3 and 45.7& MgCO3 or expressed another way, is composed of 30.4% CaO, 21.8% magnesia (MgO), and 47.3% CO3.
text: In the chemical industry, dolomite is used as a source of magnesia (MgO).