Author(s): Kliment V. Semushev, Zilong Zhao, Alexey Proskurin, Mingzhao Song, Xinrui Liu, Mikhail V. Rybin, Ekaterina E. Maslova, and Andrey A. Bogdanov We investigate the robustness of bound states in the continuum (BICs) in a bilayer dielectric rod array against geometric and material perturbations. Our analysis focuses on both symmetry-protected and Fabry-Pérot BICs (FP BICs), examining their transformation into quasi-BICs under three structural … [Phys. Rev. Applied 25, 014038] Published Thu Jan 15, 2026