Innovative separation model for boron removal from silicon during slag refining based on ion and molecule coexistence theoryShijian Li, Guoyu Qian, Yiwei Sun, Sheng Pang, Dong Wang and Zhi WangMetall. Res. Technol., 119 3 (2022) 304DOI: https://doi.org/10.1051/metal/2022024