PromYSop RU By cheyvm22 2013 Wang et al. (S: 𝑍𝑟𝑂2/𝐾𝑂H) 2014 Inoue et al. (S: 12𝐶𝑎𝑂·7𝐴𝑙2𝑂3) 2015 Narasimharao et al. (S: 𝑀𝑔/𝐴l; P: Cs, Ba) 2017 Kobayashi et al. (S: T𝑖𝐻2) 2018 Liu et al. (S: Ce) 2018 Owaga et al. (S: Y𝑅𝑢2) 2018 Wang et al. (S: CeO2) 2018 Hattori et al. (S: C𝑎𝐻2; P: B𝑎𝑂) 2018 Nishiyama et al. (P: Ba, Ca) 2018 Ogura et al. (S: 𝐿𝑎0.5𝐶𝑒0.5𝑂1.75) 2019 Wang et al. (S: L𝑎𝐶𝑜0.98𝑅𝑢0.02𝑂3) 2020 Hattori et al. (S: 𝐶𝑎𝐹H) 2020 Wildfire et al. (S: 𝑀𝑔O) 2020 Guo et al. (S: C; P: Ba)