RbAuC2

metal

· JVASP-7652· RbAuC2

RbAuC2 is an intermetallic compound combining rubidium, gold, and carbon, representing an experimental material from the alkali metal–noble metal–carbon family. This is a research-phase compound rather than a production material; intermetallics of this type are investigated for potential applications in high-performance structural alloys, advanced catalysis, or functional electronic materials where the combination of alkali metal reactivity, gold's chemical stability, and carbon's structural role might offer unique property synergies. The rarity of rubidium and gold in engineering applications means RbAuC2 remains primarily of academic interest unless specific performance requirements (such as exceptional stiffness, thermal properties, or catalytic behavior) justify the cost and complexity of synthesis and processing.

experimental intermetallic researchhigh-stiffness structural materials (exploratory)catalytic substrate researchfunctional materials developmentlaboratory synthesis and characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	7,701.5	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	4,649.9	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1782	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.200	eV	DFT · OptB88vdW
↳	3.000	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	14.89	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.508	-	DFT · OptB88vdW
↳	3.618	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.7500	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.487	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00376	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00406	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-265.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	331.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	4.650	%	DFT · TBmBJ

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)	0.3359	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.1285	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

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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.

RbAuC2 — Properties & Data | MatWorld

RbAuC2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

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