La2SO2 — Properties & Data | MatWorld

La2SO2

ceramic

· La2SO2

La₂SO₂ is a lanthanum-based ceramic compound combining rare-earth and sulfur chemistry, belonging to the broader family of rare-earth ceramics and sulfides. This material is primarily of research interest rather than established industrial production, with potential applications in high-temperature structural components, solid-state ionic conductors, or specialized refractory applications where rare-earth ceramics offer superior thermal and chemical stability. The combination of lanthanum's high atomic number and the sulfide/oxide chemistry suggests potential use in environments requiring thermal shock resistance or chemical inertness, though specific engineering adoption remains limited pending further materials characterization.

rare-earth ceramics researchhigh-temperature refractoriessolid-state electrochemistrythermal barrier coatings (developmental)specialized chemical-resistant applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	104.4	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	52.47	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.721	kg/m³	DFT · OptB88vdW

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Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	3.096	eV	DFT · OptB88vdW
↳	3.598	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	16.88	-	DFT · PBE
↳	10.89 range 5.381–16.41median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.417	-	DFT · OptB88vdW
↳	4.879	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.9100	%	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)	-3.408	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.

La2SO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental