Cs2SnAs2

ceramic

· Cs2SnAs2

Cs2SnAs2 is a ternary ceramic compound composed of cesium, tin, and arsenic that belongs to the family of halide perovskites and related inorganic semiconductors. This is a research-phase material primarily studied for its potential as a semiconductor or optoelectronic material, rather than a conventional structural ceramic. Interest in this compound stems from the broader exploration of lead-free alternatives in perovskite materials for photovoltaic and light-emission applications, where the combination of heavy metal cations (Sn, As) offers potential bandgap engineering without the toxicity concerns of lead-based compounds.

Experimental photovoltaic devicesLead-free perovskite researchOptoelectronic semiconductorsSolar cell absorber layersMaterials screening and computational studiesRadiation detection (speculative)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Dielectric Constant (Relative Permittivity)(εr)	9.584 range 6.737–12.43median of 2 measurements	-	—

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

Regulatory Screening

Environmental

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.

Cs2SnAs2

Electrical Properties

Regulatory Screening

Environmental