K5 As4

semiconductor

· K5 As4

K5As4 is a synthetic compound belonging to the arsenic-based semiconductor family, likely composed of potassium and arsenic in a defined stoichiometric ratio. This material appears to be primarily of research or specialized industrial interest rather than a commodity semiconductor, potentially offering unique electrical or optical properties suited to niche applications in compound semiconductor technology.

experimental semiconductorsoptoelectronic researchhigh-pressure device applicationsspecialized thin-film depositionmaterials research and characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	18.30	GPa	—
Shear Modulus(G)	9.580	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00790	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4840	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

Quality & Standards

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 As4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards