BeCaO2S

BeCaO₂S is an experimental ternary semiconductor compound combining beryllium, calcium, oxygen, and sulfur—a mixed-anion system that blends oxide and sulfide chemistry. This material exists primarily in research contexts as part of the broader exploration of wide-bandgap and ultrawide-bandgap semiconductors, with potential applications in high-energy optoelectronics and radiation detection where conventional materials face performance limits. The mixed-anion approach offers a tunable electronic structure that researchers are investigating for UV/deep-UV photonics and high-temperature device performance, though industrial adoption remains limited pending demonstration of scalable synthesis and device-level reproducibility.