Ding, Zhihao, Ting Zhang, Yiran Li, Jieming Shi, and Chen Jason Zhang. 2025. “RingFormer: A Ring-Enhanced Graph Transformer for Organic Solar Cell Property Prediction”. Proceedings of the AAAI Conference on Artificial Intelligence 39 (1):155-63. https://doi.org/10.1609/aaai.v39i1.31991.