Na8 Si8 — Properties & Data | MatWorld

Na8 Si8

semiconductor

· Na8 Si8

Na8Si8 is an experimental intermetallic compound composed of sodium and silicon, representing a class of alkali-metal silicides under investigation for advanced functional materials. This material belongs to the broader family of intermetallic semiconductors that are primarily of research interest rather than established commercial use, with potential applications in thermoelectric devices, solid-state energy conversion, and novel electronic materials where the combination of alkali and group-IV elements offers tunable electronic properties.

thermoelectric materials researchsolid-state energy conversionexperimental semiconductorsintermetallic compoundsmaterials physics researchemerging electronic applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	23.42	GPa	DFT · OptB88vdW
Shear Modulus(G)	12.31	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.214	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.04500	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

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.

Na8 Si8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control