HBr — Properties & Data | MatWorld

HBr

ceramic

· HBr

Hydrogen bromide (HBr) in solid or ceramic form is an ionic compound that exists primarily as a corrosive liquid or gas under standard conditions; when stabilized in a ceramic matrix or as a crystalline solid, it serves specialized roles in chemical processing and synthesis. This material is encountered in industrial chemistry, semiconductor processing, and laboratory applications where strong hydrohalic acid properties are needed in a contained or solid-state form. Engineers select HBr-based systems for their aggressive reactivity with organic materials and minerals, making them valuable for etching, doping, and selective material removal in microelectronics and chemical manufacturing, though handling requires robust corrosion-resistant containment.

semiconductor etching and dopingchemical synthesis and catalysishydrometallurgical processinglaboratory analytical chemistrycorrosive fluid containment materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	7.770	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2200	-	DFT · OptB88vdW
Shear Modulus(G)	5.980	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.085	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	4.665	eV	DFT · OptB88vdW
↳	6.026	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	28.23	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.222	-	DFT · OptB88vdW
↳	2.638	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.4233	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.950	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.000	C/m²	DFT · OptB88vdW
↳	0.2297	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00122	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00131	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-150.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	306.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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)	0.3414	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.1563	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.

HBr

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental