| # HTSC-2025 | |
| We present HTSC-2025, an open-source benchmark of ambient-pressure high-Tc superconductors predicted from 2023–2025, designed to standardize AI evaluation and accelerate physics-informed superconductor discovery. | |
| ### Crystalline materials included in the HTSC-2025 benchmark | |
| | Material Class | Avg Tc (K) | Max Tc Formula | Space Group | Max Tc (K) | Count | | |
| |--------------------|------------|---------------------|---------------|------------|--------| | |
| | X2YH6 | 55.4 | Mg2IrH6 | Fm-3m | 160 | 19 | | |
| | LaH10 | 53.0 | KPbB6C6 | Pm-3 | 88 | 12 | | |
| | X2YMH6 | 35.5 | Na2LiAgH6 | Fm-3m | 86 | 23 | | |
| | MXH3 | 35.3 | SrAuH3 | Pm-3m | 132 | 15 | | |
| | M3XH8 | 20.4 | Mg3OsH8 | Pm-3m | 73 | 18 | | |
| | Others | 7.9 | MgB2 | P63/mmc | 39.0 | 53 | | |
| | **Total** | **27.3** | **Mg2IrH6** | **Fm-3m** | **160** | **140** | | |
| ### Citation | |
| If you use the HTSC-2025 dataset in your research, please cite our work: | |
| ```bibtex | |
| @misc{han2025htsc2025benchmarkdatasetambientpressure, | |
| title={HTSC-2025: A Benchmark Dataset of Ambient-Pressure High-Temperature Superconductors for AI-Driven Critical Temperature Prediction}, | |
| author={Xiao-Qi Han and Ze-Feng Gao and Xin-De Wang and Zhenfeng Ouyang and Peng-Jie Guo and Zhong-Yi Lu}, | |
| year={2025}, | |
| eprint={2506.03837}, | |
| archivePrefix={arXiv}, | |
| primaryClass={cond-mat.supr-con}, | |
| url={https://arxiv.org/abs/2506.03837}, | |
| } | |