Sr3Al2P4

metal

· JVASP-10575· Sr3Al2P4

Sr3Al2P4 is a strontium aluminum phosphide compound belonging to the family of metal phosphides, which are intermetallic materials with mixed metallic and semi-metallic character. This is a research-phase material rather than an established industrial product; it represents work in advanced phosphide chemistry where such compounds are investigated for potential applications in electronics, optics, and thermal management due to their tunable electronic properties and crystal structure stability.

Research phosphide semiconductorsOptoelectronic device developmentThermal management materialsHigh-temperature ceramicsAdvanced functional materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1174	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.341	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	8.993	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.9033	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.8467	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00158	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00101	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-229.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	154.2	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	-1.138	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

Export Control

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.

Sr3Al2P4 — Properties & Data | MatWorld

Sr3Al2P4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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