RbTaGeS5 — Properties & Data | MatWorld

RbTaGeS5

ceramic

· JVASP-40542· RbTaGeS5

RbTaGeS₅ is an inorganic ceramic compound composed of rubidium, tantalum, germanium, and sulfur elements, belonging to the family of mixed-metal sulfide ceramics. This is a research-stage material studied primarily for its potential in solid-state ion conductivity and optoelectronic applications rather than established commercial production. The rubidium-based sulfide framework makes it a candidate for solid electrolytes in energy storage devices and photovoltaic or nonlinear optical systems, where the combination of heavy elements (tantalum, germanium) and alkali metal doping can enable tunable electronic and ionic transport properties.

solid-state electrolytesbattery researchphotovoltaic materialsnonlinear opticsion-conducting ceramicsmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1490	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.9890	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00206	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00124	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-179.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	379	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.9487	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.

RbTaGeS5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental