Li2YBe — Properties & Data | MatWorld

Li2YBe

ceramic

· JVASP-74856· Li2YBe

Li2YBe is a ternary ceramic compound combining lithium, yttrium, and beryllium oxides, representing an experimental mixed-metal oxide system. While not widely commercialized, this material belongs to the family of advanced ceramics studied for applications requiring combinations of low density, thermal stability, and ionic conductivity—properties that make it relevant to emerging energy storage and high-temperature structural applications. Its rarity in industrial use reflects the challenges associated with beryllium handling and the material's position primarily within research and development contexts rather than mature manufacturing.

solid-state batteries (research)lithium-ion conductor investigationhigh-temperature structural ceramicsexperimental thermal managementaerospace materials (exploratory)nuclear/radiation-resistant ceramics (potential)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	39.69	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	13.90	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.533	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2059	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.2054	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.

Li2YBe

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental