SmAlO3

ceramic

· SmAlO3

SmAlO3 is a rare-earth aluminate ceramic compound containing samarium, aluminum, and oxygen, belonging to the perovskite or related oxide ceramic family. This material is primarily of research and developmental interest for high-temperature applications, particularly in thermal barrier coatings, solid-state electrolytes, and advanced refractory systems where thermal stability and chemical inertness are critical. It offers potential advantages over conventional oxides in extreme environments such as aerospace propulsion, energy conversion devices, and industrial furnaces, though industrial adoption remains limited compared to established ceramics like yttria-stabilized zirconia.

thermal barrier coatingshigh-temperature refractoriessolid oxide fuel cellsaerospace applicationsadvanced ceramics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	27,922.7	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2400	-	DFT · OptB88vdW
Shear Modulus(G)	17,269.6	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2538	lb/in³	DFT · OptB88vdW

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

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	4.809	eV	DFT · OptB88vdW
↳	6.013	eV	DFT · TBmBJ
↳	4.871	eV	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.335	-	DFT · OptB88vdW
↳	3.625	-	DFT · TBmBJ
Magnetic Moment(μB)2 entries	0.000	μB	DFT
↳	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-3.537	eV/atom	DFT
↳	-3.583	eV/atom	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

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.

SmAlO3 — Properties & Data | MatWorld

SmAlO3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental