TmBrO

ceramic

· JVASP-30189· TmBrO

TmBrO is a rare-earth ceramic compound containing thulium, bromine, and oxygen, belonging to the oxyhalide ceramic family. This is a research-stage material studied primarily for its potential in optical, electronic, and solid-state device applications, with particular interest in the lanthanide ceramics community for luminescent and photonic applications. While not yet widely deployed in commercial products, oxyhalide ceramics like TmBrO are investigated for their tunable electronic properties and potential use in specialized optical systems where rare-earth dopants provide unique spectroscopic performance.

rare-earth photonics researchoptical materials developmentsolid-state lasers (exploratory)luminescent ceramicselectronic device researchquantum materials investigation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	6,165.6	ksi	DFT · OptB88vdW
Exfoliation Energy(Eexf)	41.32	meV/atom	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2600	-	DFT · OptB88vdW
Shear Modulus(G)	3,847.9	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2305	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	4.378	eV	DFT · OptB88vdW
↳	6.206	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	11.24	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.398	-	DFT · OptB88vdW
↳	3.573	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.7367	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.003	me	DFT · OptB88vdW · 27°C
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00120	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	-154.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	335.5	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.04970	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.091	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.

TmBrO — Properties & Data | MatWorld

TmBrO

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental