High‐Pressure Synthesis of Crystalline Double‐Layer Carbon Nitride Networks Stabilized in Bi7C10N18(N3(1‐x)O3x). - Brüning, Lukas; Jena, Nityasagar; Jurzick, Pascal L.; Bykova, Elena; Giordano, Nico; Mezouar, Mohamed; Abrikosov, Igor A.; Bykov, Maxim (Angewandte Chemie International Edition, 2025)