K2 Al2 Sb2 O7

semiconductor

· K2 Al2 Sb2 O7

K2Al2Sb2O7 is an inorganic oxide semiconductor compound belonging to the pyrochlore or related complex oxide family, combining potassium, aluminum, and antimony in a crystalline structure. This material is primarily of research and developmental interest for advanced semiconductor and photonic applications, including potential use in optoelectronic devices, photocatalysis, and specialized electronic components where its unique band structure and crystalline properties may offer advantages over conventional semiconductors. The compound's stiffness and structural stability make it a candidate for high-temperature or harsh-environment applications, though industrial deployment remains limited and material selection would depend on specific performance requirements in niche applications.

experimental optoelectronic devicesphotocatalytic materialshigh-temperature semiconductor researchadvanced ceramicsspecialized electronic compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	8,351	ksi	—
Shear Modulus(G)	4,407.3	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.617	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.343	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 Al2 Sb2 O7

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control