Huimin Zhang, Ran Liu, Jiajing Yuan, Dongxue Wang, Ran Liu, Yuanyuan Wang, Zhaodong Liu, Zhen Yao, Ying Zhang, Shuang Liu, Peng Wang; Stabilized N5 and N6 rings in the Ag–N system under modest pressure. Matter Radiat. Extremes 1 November 2025; 10 (6): 067801.