NaPmTe2 — Properties & Data | MatWorld

NaPmTe2

ceramic

· JVASP-79875· NaPmTe2

NaPmTe2 is a ceramic compound composed of sodium, promethium, and tellurium—an exotic material that exists primarily in research and theoretical contexts rather than established commercial production. This compound belongs to the family of chalcogenide ceramics and represents exploratory materials chemistry, as promethium is a synthetic radioactive element with extremely limited availability. While not currently deployed in mainstream engineering applications, materials in this compositional space are investigated for potential uses in specialized optoelectronic, thermoelectric, or radiation-detection contexts where unique electronic or ionic properties might offer advantages over conventional ceramics.

research and developmentexperimental ceramicsexploratory thermoelectricsnuclear/radiochemistry applicationschalcogenide material science

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	47.27	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3700	-	DFT · OptB88vdW
Shear Modulus(G)	21.64	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.039	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.07400	eV	DFT · OptB88vdW
↳	0.5690	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	12.82	-	DFT · OptB88vdW
↳	11.61	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	18.25	%	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)	-1.147	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.

NaPmTe2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental