Rb2Ag2GeS4

metal

· JVASP-26744· Rb2Ag2GeS4

Rb2Ag2GeS4 is a quaternary chalcogenide compound combining rubidium, silver, germanium, and sulfur—a mixed-metal sulfide belonging to the family of complex semiconducting compounds rather than conventional metallics. This material exists primarily in research and development contexts, where it is investigated for potential applications in nonlinear optical devices, photovoltaic systems, and solid-state ionics due to the ion-conducting and optical properties characteristic of mixed-cation sulfide frameworks. Engineers and researchers evaluate such compounds when conventional semiconductors or optical materials cannot meet requirements for specific bandgap engineering, chemical stability in corrosive environments, or ion-transport phenomena.

nonlinear optical devicesphotovoltaic researchsolid-state ionicssemiconductor applicationsexperimental/research materialmixed-cation chalcogenide compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	3,518.6	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	1,605.6	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1490	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	1.878	eV	DFT · OptB88vdW
↳	2.672	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.562	-	DFT · OptB88vdW
↳	4.373	-	DFT · TBmBJ
Thermoelectric Power Factor(PF)2 entries	0.000781	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000427	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-180.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	332.2	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	9.440	%	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7532	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

Export Control

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.

Rb2Ag2GeS4 — Properties & Data | MatWorld

Rb2Ag2GeS4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control