K2 Ge2 Pb2 O7

semiconductor

· K2 Ge2 Pb2 O7

K2Ge2Pb2O7 is an experimental pyrochlore-family oxide semiconductor composed of potassium, germanium, lead, and oxygen. This material is primarily of research interest for investigating novel semiconducting and photonic properties in mixed-metal oxide systems, rather than an established industrial material. The compound belongs to a family of layered oxides under investigation for potential applications in optoelectronics, solid-state chemistry, and materials exploration where unconventional band structures or ion-conducting pathways may offer advantages over conventional semiconductors.

research semiconductorsphotonic materials developmentsolid-state chemistryexperimental optoelectronicsmixed-metal oxide systemsmaterials screening and discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	45.31	GPa	—
Shear Modulus(G)	23.09	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.242	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.730	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 Ge2 Pb2 O7

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control