MgGeP2

ceramic

· MgGeP2

MgGeP2 is a ternary ceramic compound combining magnesium, germanium, and phosphorus, belonging to the family of wide-bandgap semiconductors and phosphide ceramics. This material is primarily of research interest for optoelectronic and photonic applications, particularly in infrared detection and conversion systems where its wide bandgap and crystal structure offer potential advantages over conventional semiconductors. Engineers would consider MgGeP2 in specialized applications requiring high thermal stability, nonlinear optical properties, or radiation hardness, though it remains largely in the development phase compared to established alternatives like GaAs or GaN.

infrared optics and detectionnonlinear optical deviceswide-bandgap semiconductorsradiation-hardened electronicsresearch and developmentphotonic integrated circuits

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	9,331.7	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	4,738.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1064	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	1.487	eV	DFT · OptB88vdW
↳	2.219	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	13.26	-	DFT · OptB88vdW
↳	12.04	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	10.55	-	DFT · OptB88vdW
↳	7.470	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	1.710	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.947	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.5042	C/m²	DFT · OptB88vdW
↳	0.08180	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00125	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000834	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-346.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	365	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	18.27	%	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)	0.05420	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3304	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.

MgGeP2 — Properties & Data | MatWorld

MgGeP2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental