Pa2S3 — Properties & Data | MatWorld

Pa2S3

ceramic

· JVASP-42093· Pa2S3

Pa₂S₃ is a rare-earth metal sulfide ceramic compound combining protactinium with sulfur, representing an exotic material primarily of scientific and research interest rather than established industrial production. This material belongs to the family of actinide chalcogenides and is studied for fundamental materials science, nuclear fuel research, and potential high-density applications where unusual electronic or thermal properties of actinide compounds may offer advantages. Limited commercial availability and the radioactive nature of protactinium restrict its use to specialized research environments and nuclear materials investigations.

nuclear materials researchactinide compound studieshigh-density ceramicsexperimental solid-state physicsradiochemistry applicationsmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2668	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000273	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000311	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	31.40	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	33.25	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.581	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.

Pa2S3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental