“Compositionally Engineered TiO₂–SiO₂ Mixed Dielectric Thin Films As a Single-Layer Broadband Beam Splitter: Design, Fabrication, and Optical Performance”. Entrepreneurship Journal for Finance and Business, vol. 7, no. Special 4, Aug. 2026, pp. 314-22, https://doi.org/10.56967/ejfb2026940 .