Nature CommunicationsAn all-inorganic three-dimensional polyoxoniobate framework with ppb-level chemiresistive sensing for ammoniaZheng-Wei GuoYan-Huang YanYi ChenYi-Ying LiXin-Xiong LiCai SunShou-Tian Zheng2025-07-10Full textDOI https://doi.org/10.1038/s41467-025-61845-4