MgP4 — Properties & Data | MatWorld

MgP4

ceramic

· MgP4

MgP₄ is a magnesium polyphosphide ceramic compound that belongs to the family of phosphide ceramics with potential for high-stiffness, lightweight structural applications. This material is primarily explored in research contexts for advanced ceramics applications where thermal stability and mechanical rigidity are important; it is not yet widely adopted in mainstream industrial production. The material's notable characteristics make it a candidate for specialized applications requiring ceramic materials with specific elastic and thermal properties, though practical use remains limited compared to established ceramics like alumina or silicon carbide.

advanced structural ceramicslightweight composite reinforcementhigh-temperature ceramic researchelectronic substrate materialsexperimental aerospace componentsrefractory compound development

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	8,378.6	ksi	DFT
↳	8,861.8	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2400	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	5,332.4	ksi	DFT
↳	5,813.1	ksi	DFT · OptB88vdW

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.

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.08923	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.5950	eV	DFT · OptB88vdW
↳	1.022	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	12.50 range 11.05–13.95median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	11.10	-	DFT · OptB88vdW
↳	6.805	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.5667	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.6133	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00136	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00294	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-175.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	244.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	32.03	%	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3757	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.

MgP4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental