K2 Mg2 Sb2

semiconductor

· K2 Mg2 Sb2

K2Mg2Sb2 is an intermetallic semiconductor compound belonging to the family of alkaline-earth antimonides, combining potassium, magnesium, and antimony in a crystalline structure. This material is primarily of research interest for thermoelectric and optoelectronic applications, where its semiconductor properties and mechanical characteristics are being explored as an alternative to conventional III-V semiconductors and for potential use in energy conversion devices where thermal-to-electric conversion efficiency is critical.

thermoelectric devicesoptoelectronic researchsemiconductor researchenergy conversion materialssolid-state physicsexperimental compound studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	3,732.3	ksi	—
Shear Modulus(G)	2,346.7	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.403	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6760	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.

K2 Mg2 Sb2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control