PromYSop hidruros By cheyvm22 2016 Wang et al. (C: Mn, Fe, Co, Cr; S: LiH) 2017 Kobayashi et al. (S: B𝑎𝑇𝑖𝑂2.5𝐻0.5) 2020 Ye et al. (S: LaN) 2024 Li et al. (C: M𝑜𝑂2, Li)