TlBr3

TlBr₃ is a halide ceramic compound composed of thallium and bromine, belonging to the family of heavy-metal halide crystals used primarily in optoelectronic and radiation detection applications. This material is notable for its high atomic number and density, making it of interest for gamma-ray and X-ray detection systems where stopping power and energy resolution are critical; however, it remains largely a research and specialized-application material rather than a commodity ceramic. TlBr₃ is investigated as an alternative to more common scintillators and semiconductor detectors in nuclear instrumentation, medical imaging, and homeland security screening, though its practical deployment is limited compared to more established halide detectors due to synthesis complexity and handling requirements.