Yb5Ge3

ceramic

· JVASP-14274· Yb5Ge3

Yb5Ge3 is an intermetallic ceramic compound combining ytterbium and germanium, belonging to the rare-earth intermetallic family. This material is primarily of research and developmental interest rather than widely commercialized, with investigations focused on high-temperature structural applications and thermoelectric device components where the combination of ceramic stability and metallic bonding characteristics may offer advantages. Engineers would consider this material in specialized aerospace, electronics, or advanced energy conversion contexts where conventional ceramics or intermetallics fall short in specific thermal or mechanical performance windows.

thermoelectric deviceshigh-temperature structural compositesrare-earth intermetallics researchaerospace advanced materialselectronic device substratesthermal management components

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	6,010.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	3,128.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3094	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000155	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000150	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	17.44	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	18.76	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)	0.06160	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6708	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.

Yb5Ge3 — Properties & Data | MatWorld

Yb5Ge3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental