K3NaSn3Se8

semiconductor

· K3NaSn3Se8

K3NaSn3Se8 is a mixed-metal selenide compound belonging to the family of quaternary semiconductors, combining potassium, sodium, tin, and selenium in a layered or framework crystal structure. This is a research-phase material primarily investigated for solid-state electronic and photonic applications, where its semiconducting bandgap and structural properties offer potential advantages in thermoelectric devices, photovoltaic absorbers, or ion-conducting systems; such complex chalcogenides are being explored as alternatives to more conventional semiconductors in niche applications requiring specific optical or thermal transport characteristics.

thermoelectric devicesphotovoltaic absorberssolid-state electronics (research)ion-conductive materialsoptoelectronic components (experimental)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.088	kg/m³	—

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Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.200	eV	—
↳	1.322	eV	—
Magnetic Moment(μB)	0.000	µB	—

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	—
Formation Energy(ΔHf)	-0.8132	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

K3NaSn3Se8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control