Intrinsic Stabilization of High-Order Van Hove Singularity in 2D Rashba Superconductor - Yuriy E. Vekovshinin; Leonid V. Bondarenko; Alexandra Y. Tupchaya; Nikita V. Denisov; Tatiana V. Utas; Vyacheslav S. Zhdanov; Alexey N. Mihalyuk; Dimitry V. Gruznev; Andrey V. Zotov; Alexander A. Saranin (Journal of the American Chemical Society, 2026)