Rb2 Cr1 Br2 Cl2

semiconductor

· Rb2 Cr1 Br2 Cl2

Rb₂Cr₁Br₂Cl₂ is a mixed-halide semiconductor compound combining rubidium, chromium, bromine, and chlorine—a composition that places it in the emerging class of halide perovskites and related layered semiconductors under active research. This material family is investigated primarily for optoelectronic and photovoltaic applications where tunable bandgap, solution processability, and potential low-cost manufacturing are valued; however, rubidium–chromium halides remain largely experimental and are not yet deployed in commercial products. Engineers considering this compound should recognize it as a research-phase material whose advantages over established semiconductors (silicon, gallium arsenide) and other emerging perovskites are still being characterized.

experimental photovoltaicshalide perovskite researchoptoelectronic devicessolution-processed semiconductorsbandgap engineeringemerging materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.04090	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.534	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.

Rb2 Cr1 Br2 Cl2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control