Original ResearchPublished 1 October 2026Microenvironment regulation of ruthenium complexes based on PDMS microsphere carriers and highly sensitive detection of dissolved oxygenTianzi Song · Yanze Wang · Xiaolong Yu · Ting Guo · Xiaoxue Wei · Miao Zhang · Sitong Zhang · Xueting Xie · Kai Wang · Ling LinFrontiers in Materialsdoi 10.3389/fmats.2026.1959968