TmBi2IO4 — Properties & Data | MatWorld

TmBi2IO4

ceramic

· JVASP-26411· TmBi2IO4

TmBi2IO4 is an experimental ceramic compound containing thulium, bismuth, iodine, and oxygen, belonging to the family of rare-earth bismuth iodates under investigation for advanced functional applications. This material is primarily of research interest rather than established industrial production, with studies focusing on its potential in photocatalysis, ion conductivity, and optical applications where rare-earth dopants and bismuth-based frameworks offer tunable electronic properties. Engineers considering this material should recognize it as an emerging candidate for niche applications requiring specific crystal structures and rare-earth functionality rather than a conventional engineering ceramic for structural use.

photocatalytic materials (research)solid-state ionic conductorsoptical device components (experimental)rare-earth ceramic compoundsfunctional materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	80.58	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2600	-	DFT · OptB88vdW
Shear Modulus(G)	45.37	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	8.768	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	1.575	eV	DFT · OptB88vdW
↳	2.810	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	6.739	-	DFT · OptB88vdW
↳	4.946	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.3167	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.263	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000491	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00396	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-70.14	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	382.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	7.030	%	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)	-2.110	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.

TmBi2IO4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental