K4 Sb2 Au2

semiconductor

· K4 Sb2 Au2

K4Sb2Au2 is an intermetallic compound combining potassium, antimony, and gold in a defined stoichiometric ratio, classified as a semiconductor material. This is a research-phase compound rather than an established industrial material; it belongs to the family of multi-element intermetallics being investigated for novel electronic and photonic properties. Interest in such compounds stems from their potential to exhibit unique band structures and transport characteristics unavailable in binary or simpler ternary systems, making them candidates for exploratory work in next-generation semiconductors, though applications remain largely experimental.

research semiconductorsintermetallic compoundselectronic band engineeringexperimental photonicsmaterials discoverysolid-state physics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	3,018.4	ksi	—
Shear Modulus(G)	1,474.6	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.051	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5800	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.

K4 Sb2 Au2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control