MgTi4O9 — Properties & Data | MatWorld

MgTi4O9

ceramic

· JVASP-30522· MgTi4O9

MgTi4O9 is a magnesium titanate ceramic compound belonging to the family of mixed-metal oxides, combining magnesium and titanium in a defined stoichiometric ratio. This material is primarily investigated in research and specialized industrial applications for its potential as a dielectric, thermal management, or refractory ceramic, with interest in microwave dielectric applications and high-temperature structural use. Engineers consider magnesium titanate systems when conventional oxides fall short in terms of dielectric properties, thermal stability, or specific sintering characteristics—though material availability and processing complexity typically limit its use to performance-critical or research-driven applications rather than commodity applications.

microwave dielectricshigh-temperature ceramicsthermal management substratesrefractory materialsresearch/development phase

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	0.000	Pa	DFT · OptB88vdW
Shear Modulus(G)	0.000	Pa	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	4.194	kg/m³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.370	eV	DFT · OptB88vdW
↳	2.790	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	6.931	-	DFT · OptB88vdW
↳	5.816	-	DFT · TBmBJ
Electron Effective Mass(m*e)	2.230	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.927	me	DFT · OptB88vdW · 27°C
Thermoelectric Power Factor(PF)2 entries	0.000759	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000889	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-269.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	378.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	7.330	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1672	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.077	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

MgTi4O9

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental