O7 Si2 Er2 — Properties & Data | MatWorld

O7 Si2 Er2

ceramic

· O7 Si2 Er2

O7Si2Er2 is an erbium-containing oxide ceramic compound with silicate chemistry, representing a specialized material in the rare-earth ceramics family. This composition falls into the research and development domain rather than established commodity production, where it is investigated for high-temperature applications requiring thermal stability and potential optical or electronic functionality conferred by erbium doping. The material's stiff elastic response and ceramic nature suggest potential utility in advanced structural applications, photonic devices, or thermal management systems where rare-earth oxide ceramics offer advantages over conventional ceramics or metals.

high-temperature ceramicsrare-earth oxide applicationsoptical/photonic materials researchrefractory componentsadvanced ceramics developmentthermal barrier systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	152.8	GPa	DFT · OptB88vdW
Shear Modulus(G)	70.89	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.934	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.444	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.

O7 Si2 Er2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental