K5 Sb4

semiconductor

· K5 Sb4

K5Sb4 is an intermetallic compound belonging to the potassium-antimony chemical system, of interest primarily in materials research rather than established commercial production. This phase has potential relevance to thermoelectric applications and energy conversion research, where antimony-containing intermetallics are explored for their electronic and thermal transport properties. The compound represents an experimental material system where understanding phase stability and electronic structure could inform development of advanced semiconducting materials, though industrial adoption remains limited pending demonstration of performance advantages over established alternatives.

thermoelectric researchexperimental semiconductorsphase diagram studiessolid-state chemistryenergy conversion materialsmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00400	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5160	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.

K5 Sb4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control