Nd2Be2SiO7 — Properties & Data | MatWorld

Nd2Be2SiO7

ceramic

· JVASP-22382· Nd2Be2SiO7

Nd2Be2SiO7 is a rare-earth silicate ceramic composed of neodymium, beryllium, and silicon oxides, belonging to the family of advanced oxide ceramics with potential applications in high-temperature and specialty optical environments. This material is primarily of research interest rather than established industrial production, with investigation focused on its thermal stability, optical properties (particularly in the visible and near-infrared spectrum due to neodymium's luminescent characteristics), and mechanical performance at elevated temperatures. Its combination of beryllium and rare-earth elements positions it as a candidate for niche applications requiring thermal resistance and optical functionality, though practical deployment remains limited compared to more established ceramic systems.

high-temperature ceramicsoptical components researchrare-earth oxide systemsthermal barrier coatings (experimental)luminescent materials (research)specialty aerospace materials (candidate)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	160.3	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)	86.15	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.369	kg/m³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	5.157	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	11.22	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.718	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.08026	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00101	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000203	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-269.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	444.7	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.

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)	-3.356	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.

Nd2Be2SiO7

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental