Education Background

2018.09-2022.07   B.E. in Materials Science and Engineering, Chongqing University

2022.09-2025.07   M.E. in Materials Science and Engineering, University of Science and Technology of China

2026.01 – Present  Ph.D. in Department of Chemistry, The Hong Kong Polytechnic University

Research Interests

1.      Tin-based perovskite precursor solution regulation.

2.      The stability mechanism of tin-based perovskite solar cells.

Publications (#: equal contribution)

1.     Qian Xi, Jian Qin, Oskar J. Sandberg, Na Wu*, Rong Huang, Yifan Li, Maria Saladina, Carsten Deibel, Ronald Österbacka*, Chang-Qi Ma*; Improving the Thermal Stability of Inverted Organic Solar Cells by Mitigating the Undesired MoO3 Diffusion toward Cathodes with a High-Ionization Potential Interface Layer. ACS Appl. Mater. Interfaces; 2025, 17, 15456–15467.

2.     Qian Xi,# Jiajun Hong,# Jian Qin, Muhammad Jawad, Na Wu, Oskar J. Sandberg, Rong Huang, Zhiyun Li, Ronald Österbacka, Chang-Qi Ma*; Self-Assembled Benzotriazole Interlayer Stabilizes ZnO/Polymer Interfaces Enables Thermally Robust Organic Solar Cells. ACS Appl. Mater. Interfaces; 2025, 17, 66673–66682.

3.     Jian Qin, Qian Xi, Na Wu, Bowen Liu, Chao Yue, Jin Fang, Zhenguo Wang, Yanbin Du, Qing Zhang, Zhen Wang, Wei Wang, Muhammad Jawad, Jinjing Qiu, Weishi Li, Qun Luo*, Chang-Qi Ma*, Improved damp heat and thermal cycling stability of organic solar cells. Nat Energy 2025, 10, 1439–1449.