Rb4 Nb4 O12

semiconductor

· Rb4 Nb4 O12

Rb₄Nb₄O₁₂ is a mixed-metal oxide semiconductor compound combining rubidium and niobium in a 1:1 cationic ratio. This is primarily a research-phase material studied for its potential in electrochemistry, photocatalysis, and solid-state ion transport applications, rather than an established commercial semiconductor. The niobate family of compounds (particularly alkali-metal niobates) is of interest for oxygen-ion conductivity, dielectric properties, and catalytic activity, making this composition relevant to next-generation battery electrolytes, gas sensors, and catalytic devices where conventional semiconductors are insufficient.

solid electrolytes and ionic conductorsphotocatalysis researchoxygen-ion batteriesceramic sensorsadvanced catalytic applicationsmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.876	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.600	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.

Rb4 Nb4 O12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control