Na2CsSb

semiconductor

· Na2CsSb

Na2CsSb is a ternary intermetallic compound belonging to the alkali-metal antimonide family, combining sodium, cesium, and antimony in a defined stoichiometric ratio. This material is primarily of research interest for thermoelectric and optoelectronic applications, where mixed-alkali antimonides show potential for tunable electronic structure and phonon scattering characteristics. While not yet established in high-volume production, compounds in this family are being investigated as alternatives to traditional semiconductors for mid-range thermoelectric power generation and photovoltaic energy conversion, where rare-earth-free compositions and earth-abundant element bases are valued.

thermoelectric devicesphotovoltaic researchsolid-state energy conversionquantum materials researchsemiconductor development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8000	eV	—

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.

Na2CsSb

Electrical Properties

Regulatory Screening

Environmental

Export Control