RETRACTED: Spectroscopic Properties of the Ce substituted Calcium Silicate for WLEDs and Display applicationsSathish K. N, Chikkahanumantharayappa, B.M. Nagabhushana, Munirajappa N. N and K.C. SureshEPJ Web Conf., 359 (2026) 01015DOI: https://doi.org/10.1051/epjconf/202635901015