Rb3Sb2Br9

Name: Rb3Sb2Br9
Brand: MatWorld

semiconductor

· Rb3Sb2Br9

Rb3Sb2Br9 is a halide perovskite semiconductor compound composed of rubidium, antimony, and bromine—part of an emerging class of inorganic perovskites being investigated as alternatives to organic-inorganic hybrids for optoelectronic applications. This material remains largely in research and development phases, with potential applications in photovoltaics, radiation detection, and light-emitting devices where improved thermal and chemical stability compared to lead halide perovskites is desired. Engineers evaluating Rb3Sb2Br9 would consider it for next-generation scintillators or X-ray detectors where the combination of heavy halide content and all-inorganic composition offers inherent radiation responsiveness without the long-term degradation issues common in conventional perovskite solar cells.

radiation detection / scintillatorsphotovoltaic researchX-ray imaging sensorsoptoelectronic devicesexperimental semiconductorsnext-generation detectors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	2,384.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.08000	-	DFT · OptB88vdW
Shear Modulus(G)	213.2	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1451	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	2.480	eV	Measured
↳	1.878	eV	DFT · OptB88vdW
↳	2.283	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.351	-	DFT · OptB88vdW
↳	4.363	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.3900	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.393	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00241	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00173	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-238.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	245.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	16.97	%	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)	-1.196	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

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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.

Rb3Sb2Br9 — Properties & Data | MatWorld

Rb3Sb2Br9

Mechanical Properties

Physical Properties

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Regulatory Screening

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