K2 Hg2 Sb2

semiconductor

· K2 Hg2 Sb2

K2Hg2Sb2 is a ternary intermetallic semiconductor compound containing potassium, mercury, and antimony. This material belongs to an emerging class of heavy-metal semiconductors primarily investigated in research settings for potential thermoelectric and optoelectronic applications, where the combination of heavy elements and complex crystal structure may enable unusual electronic transport properties.

thermoelectric devices (research)narrow-bandgap semiconductorssolid-state physics studiesmercury-based electronics (experimental)Zintl phase materialsmaterials physics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	28.01	GPa	—
Shear Modulus(G)	15.23	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.1216	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3810	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 Hg2 Sb2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control