SrPr2Se4 — Properties & Data | MatWorld

SrPr2Se4

ceramic

· JVASP-13373· SrPr2Se4

SrPr2Se4 is a rare-earth selenide ceramic compound combining strontium and praseodymium in an ionic crystal structure. This is primarily a research material studied for its potential in solid-state physics and materials science; it belongs to the broader family of rare-earth chalcogenides being investigated for optoelectronic, photonic, and thermal management applications where conventional oxides or semiconductors fall short.

Research and developmentOptoelectronic materials explorationRare-earth compound studiesSolid-state physicsHigh-temperature ceramicsPhotonic material candidates

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	8,902.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2600	-	DFT · OptB88vdW
Shear Modulus(G)	5,159	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2199	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.804	eV	DFT · OptB88vdW
↳	2.292	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	20.56	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	9.028	-	DFT · OptB88vdW
↳	7.173	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.6500	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.217	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1712	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00177	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00237	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-272.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	327.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	16.71	%	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.059	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.

SrPr2Se4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental