Sm2Be2SiO7

ceramic

· JVASP-112574· Sm2Be2SiO7

Sm2Be2SiO7 is a rare-earth silicate ceramic composed of samarium, beryllium, and silicon oxides, belonging to the family of advanced oxide ceramics with potential for high-temperature and specialty applications. This material exists primarily in research and development contexts rather than widespread industrial use, and is being investigated for applications requiring thermal stability, chemical inertness, and controlled elastic properties. The incorporation of rare-earth elements and beryllium suggests potential use in aerospace, nuclear, or photonic applications where conventional ceramics fall short.

High-temperature ceramics (research)Refractory compoundsOptical/photonic materialsNuclear fuel matricesAerospace thermal barriers (experimental)Specialty electronics substrates

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	23,929.8	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)	13,185.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2060	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	5.128	eV	DFT · OptB88vdW
↳	6.761	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.753	-	DFT · OptB88vdW
↳	3.133	-	DFT · TBmBJ
Magnetic Moment(μB)	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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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.403	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.

Sm2Be2SiO7 — Properties & Data | MatWorld

Sm2Be2SiO7

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental