K2 Sb4

semiconductor

· K2 Sb4

K2Sb4 is an experimental potassium antimonide semiconductor compound belonging to the alkali-pnictide family. While not yet established in mainstream industrial production, this material is of interest in solid-state physics research for its potential thermoelectric and optoelectronic properties, particularly in contexts where unconventional semiconductor chemistries might offer advantages in energy conversion or quantum applications. Engineers considering this material should recognize it as primarily a research-phase compound; its relevance would be limited to advanced device prototyping or fundamental studies rather than established manufacturing processes.

thermoelectric research devicesexperimental semiconductorsquantum materials studiessolid-state physics prototypesalkali-pnictide compound development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	21.49	GPa	—
Shear Modulus(G)	12.91	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.03160	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3500	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 Sb4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control