封想想，男，汉族，1996年出生，2025年毕业于中南大学物理学院，获得理学博士学位。主要从事新能源材料、光电材料、铁电材料、磁性材料的第一性原理计算研究。近年来以第一作者或者共同一作发表10余篇SCI论文，主要包括Small，Appl. Phys. Lett.，J. Phys. Chem. Lett.，Adv. Sci.等期刊。
电子邮件：fengxx@hynu.edu.cn
代表性论文：
1. Feng X X, Liu B, Peng Y Y, et al. Restricting the formation of Pb–Pb dimer via surface Pb site passivation for enhancing the light stability of perovskite[J]. Small, 2022, 18(23): 2201831.
2. Feng X X, Li Y H, Liu B, et al. Iodide vacancy defects clustering in pairs rather than in isolation in a lead iodide perovskite: identification, origin, and implications[J]. The Journal of Physical Chemistry Letters, 2024, 15(8): 2209-2215.
3. Feng X X, Liu B, Long M Q, et al. Improving stability of lead halide perovskite via PbF2 layer covering[J]. The Journal of Physical Chemistry Letters, 2020, 11(15): 6266-6272.
4. Feng X X, Li Y H, Long M Q, et al. The key role of methylenediammonium and tetrahydrotriazinium in the phase stability of FAPbI3[J]. Applied Physics Letters, 2024, 124(19).
5. Feng X X, Ding Y, Li Y H, et al. Linear regulation of perovskite work function through organic molecular layer surface modification[J]. Applied Physics Letters, 2025, 126(14).
6. Feng X X, Liu B, Cai M Q, et al. Insights into the electron transport performance of the FAPbI3/SnO2 interface[J]. Journal of Materials Chemistry C, 2023, 11(33): 11295-11302.
7. Feng X X, Liu B, Long M Q, et al. Interfacial electronic properties of 2D/3D (PtSe2/CsPbX3) perovskite heterostructure[J]. Journal of Physics: Condensed Matter, 2020, 32(44): 445004.
8. Huang K Q, Feng X X, Li H Y, et al. Manipulating the migration of iodine ions via reverse‐biasing for boosting photovoltaic performance of perovskite solar cells[J]. Advanced Science, 2022, 9(35): 2204163. （共一第二，理论一作）
9. Gao Y J, Feng X X, Chang J H, et al. Surface ion exchange and targeted passivation with cesium fluoride for enhancing the efficiency and stability of perovskite solar cells[J]. Applied Physics Letters, 2022, 121(7).（共一第二，理论一作）
10. Ahmed Y, Feng X X, Gao Y J, et al. Interface modification by ionic liquid for efficient and stable FAPbI3 perovskite solar cells[J]. Acta Physico-Chimica Sinica, 2024, 40(6): 2303057.（共一第二，理论一作）