2024

2023

2022

2021

2020

2019

2018

1. 二维钙钛矿材料及器件

（1）各向异性二维钙钛矿结晶及取向调控

（2）二维钙钛矿材料中的轨道相互作用

2. 二维/三维杂化钙钛矿材料及器件

（1）二维/三维杂化钙钛矿成膜机制及高效高稳定器件构筑

(2) 超长载流子寿命（>20 µs）二维/三维杂化钙钛矿薄膜，低电压损失太阳能电池

3. 高效非掺杂空穴传输材料

(1) 二维聚合物空穴传输材料

（2）聚合物合金空穴传输材料

（3）聚合物空穴传输材料设计

（4）二维小分子空穴传输材料设计

1. 1. Yuping Gao, Zonglong Song, Qiang Fu, Yu Chen, Liu Yang, Ziyang Hu, Yongsheng Chen, Yongsheng Liu*. Controlled Nucleation and Oriented Crystallization of Methylammonium-Free Perovskites via In-Situ Generated 2D Perovskite Phases. Adv. Mater. 2024, 36, 2405921.
2. 2. Hang Liu,# Yufei Xin,# Zhaochen Suo, Liu Yang, Yu Zou, Xiangjian Cao, Ziyang Hu, Bin Kan, Xiangjian Wan, Yongsheng Liu,* and Yongsheng Chen*. Dipole Moments Regulation of Biphosphonic Acid Molecules for Self-assembled Monolayers Boosts the Efficiency of Organic Solar Cells Exceeding 19.7%. J. Am. Chem. Soc. 2024, 146, 14287–14296.
3. 3. Ting Wang#, Leyu Bi#, Liu Yang, Zixin Zeng, Xiaofei Ji, Ziyang Hu, Sai-Wing Tsang, Hin-Lap Yip, Qiang Fu*, Alex K.-Y. Jen*, and Yongsheng Liu*. Dimensional Regulation from 1D/3D to 2D/3D of Perovskite Interfaces for Stable Inverted Perovskite Solar Cells. J. Am. Chem. Soc. 2024, 146, 7555–7564.
4. 4. Yufei Xin#, Hang Liu#, Xiyue Dong, Zheng Xiao, Rui Wang, Yuping Gao, Yu Zou, Bin Kan, Xiangjian Wan, Yongsheng Liu*, and Yongsheng Chen*. Multiarmed Aromatic Ammonium Salts Boost the Efficiency and Stability of Inverted Organic Solar Cells.  J. Am. Chem. Soc. 2024, 146, 3363–3372.
5. 5. Zonglong Song, Yuping Gao, Yu Zou, Hao Zhang, Rui Wang, Yu Chen*, Yongsheng Chen, and Yongsheng Liu*. Single-Crystal-Assisted In Situ Phase Reconstruction Enables Efficient and Stable 2D/3D Perovskite Solar Cells. J. Am. Chem. Soc. 2024, 

   146, 1657–1666

   .
6. 6. Hao Zhang, Rui Wang, Liu Yang, Ziyang Hu, Hang Liu, Yongsheng Liu*. Modulating the Dipole Moment of Secondary Ammonium Spacers for Efficient 2D Ruddlesden−Popper Perovskite Solar Cells. Angew. Chem. Int. Ed. 2024, DOI: 10.1002/anie.202318206.
7. 7. Xiyue Dong#, Rui Wang#, Yuping Gao, Qin Ling, Ziyang Hu, Mingqian Chen, Hang Liu, and Yongsheng Liu*. Orbital Interactions in 2D Dion–Jacobson Perovskites Using Oligothiophene-Based Semiconductor Spacers Enable Efficient Solar Cells. Nano Lett. 2024, 24, 261-269.
8. 8. Mingqian Chen^#, Xiyue Dong^#,Yufei Xin, Yuping Gao, Qiang Fu, Rui Wang, Zhiyuan Xu, Yu Chen*, YongshengLiu*. Crystal Growth Regulation of Ruddlesden–PopperPerovskites via Self-Assembly of Semiconductor Spacers for Efficient SolarCells. Angew. Chem. Int. Ed. 2024, 63, e202315943.
9. 9. Ziyuan Wang#, Yiwen Bo#, Peijia Bai, Shuchao Zhang, Guanghui Li, Xiangjian Wan, Yongsheng Liu*, Rujun Ma*, Yongsheng Chen*. Self-sustaining personal all-day thermoregulatory clothing using only sunlight. Science 2023, 382, 1291–1296.
10. 10. Rui Wang#,  Xiyue Dong#,  Qin Ling,  Ziyang Hu,  Yuping Gao,  Yu Chen*,  Yongsheng Liu*. Nucleation and Crystallization in 2D Ruddlesden-Popper Perovskites using Formamidinium-based Organic Semiconductor Spacers for Efficient Solar Cells. Angew. Chem. Int. Ed. 2023, e202314690.
11. 11. Qiang Fu^#, Mingqian Chen^#,Qiaohui Li^#, Hang Liu, Rui Wang, and Yongsheng Liu*.Selenophene-Based 2D Ruddlesden-Popper Perovskite Solar Cells with anEfficiency Exceeding 19%. J. Am. Chem. Soc. 2023, 145,21687.
12. 12. Zonglong Song, Jing Yang*, Xiyue Dong, Rui Wang, Yixin Dong, Dongxue Liu*, and Yongsheng Liu*. Inverted Wide-Bandgap 2D/3D Perovskite Solar Cells with >22% Efficiency and Low Voltage Loss. Nano Lett. 2023, 23, 6705.
13. 13. Jiahao Guo#, Bingzhe Wang#, Di Lu, Ting Wang, Tingting Liu, Rui Wang, Xiyue Dong, Tong Zhou, Nan Zheng, Qiang Fu, Zengqi Xie, Xiangjian Wan, Guichuan Xing*, Yongsheng Chen*, Yongsheng Liu*. Ultra-Long Carrier Lifetime Exceeding 20 µs in Lead Halide Perovskite Film Enable Efficient Solar Cells. Adv. Mater. 2023, 2212126. 
14. 14. Yunxin Zhang#, Mingqian Chen#, Tengfei He, Hongbin Chen, Zhe Zhang, Hebin Wang, Haolin Lu, Qin Ling, Ziyang Hu, Yongsheng Liu*, Yongsheng Chen*, Guankui Long*. Highly Efficient and Stable FA-Based Quasi-2D Ruddlesden-Popper Perovskite Solar Cells by the Incorporation of β-Fluorophenylethanamine Cations. Adv. Mater. 2023, 35, 2210836.
15. 15. Yixin Dong, Xiyue Dong, Di Lu, Mingqian Chen, Nan Zheng, Rui Wang, Qiaohui Li, Zengqi Xie, Yongsheng Liu*. Orbital Interactions between Organic Semiconductor Spacer and Inorganic Layer in Dion−Jacobson Perovskite Enable Efficient Solar Cells. Adv. Mater. 2023, 35, 2205258.
16. 16. Qiang Fu, Hang Liu, Shitong Li, Tong Zhou, Mingqian Chen, Yang Yang, Jian Wang, Rui Wang, Yongsheng Chen, Yongsheng Liu*. Management of Donor and Acceptor Building Blocks in Dopant-Free Polymer Hole Transport Materials for High-Performance Perovskite Solar Cells. Angew. Chem. Int. Ed. 2022, 61, e202210356.
17. 17. Qiang Fu, Xingchen Tang, Hang Liu, Rui Wang, Tingting Liu, Ziang Wu, Han Young Woo, Tong Zhou, Xiangjian Wan, Yongsheng Chen*, and Yongsheng Liu*. Ionic Dopant-Free Polymer Alloy Hole Transport Materials for High-Performance Perovskite Solar Cells. J. Am. Chem. Soc. 2022, 144, 9500–9509.
18. 18. Zhiyuan Xu,# Ling Li,# Xiyue Dong, Di Lu, Rui Wang, Wan-Jian Yin*, and Yongsheng Liu*. CsPbI3-Based Phase-Stable 2D Ruddlesden–Popper Perovskites for Efficient Solar Cells. Nano Lett. 2022, 22, 2874–2880.
19. 19. Tong Zhou, Zhiyuan Xu, Rui Wang, Xiyue Dong, Qiang Fu, Yongsheng Liu*. Crystal Growth Regulation of 2D/3D Perovskite Films for Solar Cells with Both High Efficiency and Stability. Adv. Mater. 2022, 34, 2200705.
20. 20. Zhiyuan Xu,# Di Lu,# Xiyue Dong, Mingqian Chen, Qiang Fu, and Yongsheng Liu*. Highly Efficient and Stable Dion−Jacobson Perovskite Solar Cells Enabled by Extended π-Conjugation of Organic Spacer. Adv. Mater. 2021, 33, 2105083.
21. 21. Guangwei Lv,# Ling Li,# Di Lu,# Zhiyuan Xu, Yixin Dong, Qiaohui Li, Zhitao Chang, Wan-Jian Yin,* and Yongsheng Liu*. Multiple-Noncovalent-Interaction-Stabilized Layered Dion−Jacobson Perovskite for Efficient Solar Cells. Nano Lett. 2021, 21, 5788–5797. 
22. 22. Hongtao Lai, Di Lu, Zhiyuan Xu, Nan Zheng, Zengqi Xie, and Yongsheng Liu*. Organic-Salt-Assisted Crystal Growth and Orientation of Quasi-2D Ruddlesden–Popper Perovskites for Solar Cells with Efficiency over 19%. Adv. Mater. 2020, 32, 2001470.
23. 20. Di Lu#, Guangwei Lv#, Zhiyuan Xu, Yixin Dong, Xiaofei Ji, and Yongsheng Liu*. Thiophene-based Two-Dimensional Dion–Jacobson Perovskite Solar Cells with over 15% Efficiency. J. Am. Chem. Soc. 2020, 142, 11114−11122.
24. 23. Yongsheng Liu and Yongsheng Chen*. Integrated Perovskite/Bulk-Heterojunction Organic Solar Cells. Adv. Mater. 2020, 32, 1805843.
25. 24. Tong Zhou, Hongtao Lai, Tingting Liu, Di Lu, Xiangjian Wan, Xiaodan Zhang, Yongsheng Liu*, and Yongsheng Chen*. Highly Efficient and Stable Solar Cells based on Crystalline Oriented 2D/3D Hybrid Perovskite. Adv. Mater. 2019, 31, 1901242.
26. 25. Hongtao Lai, Bin Kan, Tingting Liu, Nan Zheng, Zengqi Xie, Tong Zhou, Xiangjian Wan, Xiaodan Zhang, Yongsheng Liu*, and Yongsheng Chen*. Two-dimensional Ruddlesden–Popper Perovskite with Nanorod-like Morphology for Solar Cells with Efficiency Exceeding 15%. J. Am. Chem. Soc. 2018, 140, 11639-11646.
27. 26. Shiqi Dong#, Yongsheng Liu#,*, Ziruo Hong, En-Ping Yao, Pengyu Sun, Lei Meng, Yuze Lin, Jinsong Huang, Gang Li, and Yang Yang*. Unraveling the High Open Circuit Voltage and High Performance of Integrated Perovskite/Organic Bulk-Heterojunction Solar Cells. Nano Lett. 2017, 17, 5140-5147.

• • • •   祝贺辛雨菲的毕业论文入选“2024年南开大学优秀硕士学位论文”!  2024-11-20
    • •   祝贺高玉平获得2024年度"国家奖学金"！2024-10-31
    • •   祝贺刘航获得2024年度“金发科技奖学金”！2024-10-31
    • •   祝贺高玉平、刘航、王瑞获得2024年度南开大学博士生"公能奖学金"一等奖！2024-09-18
    • •   祝贺邹宇获得2024年度南开大学硕士生"公能奖学金"一等奖！2024-09-18
    • •   祝贺​张昊荣获南开大学2024届“优秀毕业生”荣誉称号！2024-06-21
    • •   祝贺宋宗龙获得2024年度"何炳林奖学金" 博士一等奖！2024-06-16
    • •   祝贺辛雨菲，张昊获得2024年度"何炳林奖学金" 硕士一等奖！2024-06-16
    • •   祝贺刘航，王瑞，高玉平获得2024年度"何炳林奖学金" 博士二等奖2024-06-16
    • •   祝贺董西悦获得2024年度"慧谷奖学金" 二等奖!2024-06-16
    • •  祝贺董西悦、王瑞、高玉平、宋宗龙获得2023年度南开大学公能一等奖学金！2023-10-09 
    • •   祝贺高玉平荣获2022-2023年度南开大学研究生“三好学生”荣誉称号！              2023-10-09  
    • •   祝贺刘航荣获2022-2023年度南开大学研究生“优秀学生干部”荣誉称号!             2023-10-09  
    • •   祝贺王瑞获得2023年度"慧谷奖学金"一等奖！                                                    2023-06-10  
    • •   祝贺董西悦和陈明乾获得2023年度"何炳林奖学金"！                                         2023-06-10   
    • •   祝贺周通和李巧慧获得2022年南开大学研究生“优秀毕业生"荣誉称号！            2022-06-15  
    • •   祝贺周通获得2022年度"何炳林奖学金"一等奖！                                                2022-06-04  
    • •   祝贺李巧慧和郭嘉豪获得2021年度"国家奖学金"！                                             2021-10-11  
    • •   祝贺王婷获得2021年度"唐敖庆化学奖学金"！                                                    2021-10-11  
    • •   祝贺李巧慧和郭嘉豪获得南开大学2020-2021年度研究生”优秀学生"荣誉称号！2021-10-08  
    • •   祝贺王婷和陈明乾获得南开大学2020-2021年度研究生“优秀学生"荣誉称号！    2021-10-08  
    • •   祝贺吕广伟获得2021年南开大学研究生”优秀毕业生"荣誉称号！                        2021-06-14 
    • •   祝贺付强、李巧慧、郭嘉豪获得2021年度"何炳林奖学金"！                               2021-06-09  
    • •   祝贺徐志远和王婷获得2021年度"慧谷奖学金"！                                                 2021-06-09  
    • •   祝贺董一昕和吕广伟获得2020年度"国家奖学金"！                                             2020-10-15  
    • •   祝贺周通获得2019年度"国家奖学金"！                                                               2019-10-18  
    • •   祝贺来洪涛和刘冬雪获得2019年度"何炳林奖学金"！                                          2019-06-26  
    • •   祝贺周通获得2019年度"慧谷奖学金"！                                                               2019-06-26  
    • •   祝贺来洪涛获得2018年度"国家奖学金"！                                                            2018-10-16  

2024

1.  Yufei Xin#, Hang Liu#, Xiyue Dong, Zheng Xiao, Rui Wang, Yuping Gao, Yu Zou, Bin Kan, Xiangjian Wan, Yongsheng Liu*, and Yongsheng Chen*. Multiarmed Aromatic Ammonium Salts Boost the Efficiency and Stability of Inverted Organic Solar Cells.  J. Am. Chem. Soc. 2024, 146, 3363–3372.

2. Zonglong Song, Yuping Gao, Yu Zou, Hao Zhang, Rui Wang, Yu Chen*, Yongsheng Chen, and Yongsheng Liu*. Single-Crystal-Assisted In Situ Phase Reconstruction Enables Efficient and Stable 2D/3D Perovskite Solar Cells. J. Am. Chem. Soc. 2024, 146, 1657–1666. 

3. Hao Zhang, Rui Wang, Liu Yang, Ziyang Hu, Hang Liu, Yongsheng Liu*. Modulating the Dipole Moment of Secondary Ammonium Spacers for Efficient 2D Ruddlesden−Popper Perovskite Solar Cells. Angew. Chem. Int. Ed. 2024, 63, e202318206.

4. Xiyue Dong#, Rui Wang#, Yuping Gao, Qin Ling, Ziyang Hu, Mingqian Chen, Hang Liu, and Yongsheng Liu*. Orbital Interactions in 2D Dion–Jacobson Perovskites Using Oligothiophene-Based Semiconductor Spacers Enable Efficient Solar Cells. Nano Lett. 2024, 24, 261–269.

5. Mingqian Chen#, Xiyue Dong#, Yufei Xin, Yuping Gao, Qiang Fu, Rui Wang, Zhiyuan Xu, Yu Chen*, Yongsheng Liu*. Crystal Growth Regulation of Ruddlesden–Popper Perovskites via Self-Assembly of Semiconductor Spacers for Efficient Solar Cells. Angew. Chem. Int. Ed. 2024, 63, e202315943.

6. Junjiang Wu#, Yuping Gao#, Zhihua Zhou, Yahui Du, Junwei Liu*, Jingjing Wang, Qian Wang, Kangkang Zhou, Kaihu Xian, Zhenjia Lin, Yu Chen, Wenchao Zhao, Sunsun Li, Vakhobjon Kuvondikov, Hang Yin, Jinyue Yan, Yongsheng Liu*, Long Ye*. Constructing High-Performance Solar Cells and Photodetectors with a Doping-Free Polythiophene Hole Transport Material. Adv. Funct. Mater. 2024, 34, 2308584.   

7.Yu Zou, Yuping Gao, Yongsheng Liu*. The Role of Organic Spacers in 2D/3D Hybrid Perovskite Solar Cells. Mater. Chem. Front., 2024, 8, 82-103.

2023

1. 1. Ziyuan Wang#, Yiwen Bo#, Peijia Bai, Shuchao Zhang, Guanghui Li, Xiangjian Wan, Yongsheng Liu*, Rujun Ma*, Yongsheng Chen*. Science 2023, 382, 1291–1296.
   
2. 2. Rui Wang#,  Xiyue Dong#,  Qin Ling,  Ziyang Hu,  Yuping Gao,  Yu Chen*,  Yongsheng Liu*. Nucleation and Crystallization in 2D Ruddlesden-Popper Perovskites using Formamidinium-based Organic Semiconductor Spacers for Efficient Solar Cells. Angew. Chem. Int. Ed. 2023, e202314690.
   
3. 3. Qiang Fu#, Mingqian Chen#, Qiaohui Li#, Hang Liu, Rui Wang, and Yongsheng Liu*. Selenophene-Based 2D Ruddlesden-Popper Perovskite Solar Cells with an Efficiency Exceeding 19%. J. Am. Chem. Soc. 2023, 145, 21687–21695.
4. 4. Heng Zhang, Xin Yu, Mengjia Li, Zuolin Zhang, Zonglong Song, Xueping Zong, Gongtao Duan, Wenfeng Zhang*, Cong Chen*, Wen-Hua Zhang, Yongsheng Liu, Mao Liang*. Benzothieno [3, 2‐b] thiophene‐based Noncovalent Conformational Lock Achieves Perovskite Solar Cells with Efficiency over 24%. Angew. Chem. Int. Ed. 2023, e202314270.
5. 5. Lixiu Zhang, Hang Li, Kai Zhang, Wenzhe Li, Chuantian Zuo, George Omololu Odunmbaku, Jingde Chen, Cong Chen, Luozheng Zhang, Ru Li, Yuping Gao, Baomin Xu, Jiangzhao Chen, Yongsheng Liu, Yang Wang, Yanlin Song, Jianxin Tang, Feng Gao, Qing Zhao, Yong Peng, Mingzhen Liu, Lei Tao, Yuelong Li, Zhimin Fang, Ming Cheng*, Kuan Sun*, Dewei Zhao*, Yixin Zhao*, Shihe Yang*, Chenyi Yi*, Liming Ding*. Major strategies for improving the performance of perovskite solar cells. iEnergy, 2023, 2, 172-199.
6. 6. Junwei Liu, Zhihua Zhou, Yuping Gao, Yin Wu, Jingjing Wang, Haojin LI, Qing Wang, Kangkang Zhou, Kaihu Xian, Yu Chen, Wenchao Zhao, Fei Zhang, Hang Yin, Yongsheng Liu*, Kui Zhao*, Jinyue Yan* and Long Ye*. Polymer Synergy for Efficient Hole Transport in Solar Cells and Photodetectors. Energy Environ. Sci., 2023, Doi: 10.1039/D3EE02033A. 
   
7. 7. Zonglong Song, Jing Yang*, Xiyue Dong, Rui Wang,Yixin Dong, Dongxue Liu*, and Yongsheng Liu*. Inverted Wide-Bandgap 2D/3DPerovskite Solar Cells with >22% Efficiency and Low Voltage Loss. Nano Lett. 2023, 23, 6705.
8. 8. Rui Wang, Xiyue Dong, Yongsheng Liu*. Recent Progress of Inorganic Hole-Transport Materials for Perovskite Solar Cells. Chinese J. Chem. 2023, Doi: 10.1002/cjoc.202300252. 
9. 9.Yuping Gao, Xiyue Dong, Yongsheng Liu*. Recent progress of layered perovskite solar cells incorporating aromatic spacers. Nano-Micro Lett. 2023, 15, 169.
10. 10.Xiyue Dong#, Mingqian Chen#, Rui Wang, Qin Ling, Ziyang Hu, Hang Liu, Yufei Xin, Yang Yang, Jian Wang, Yongsheng Liu*. Quantum Confinement Breaking: Orbital Coupling in Two-Dimensional Ruddlesden-Popper Perovskites Enable Efficient Solar Cells. Adv. Energy Mater. 2023, 230100. 
11. 11. Qiang Fu, Hang Liu, Yuping Gao, Xiangjian Cao, Yu Li, Yang Yang, Jian Wang, Yongsheng Chen, Zhaoyang Yao*, and Yongsheng Liu*. Tunable Molecular Packing of Dopant-Free Hole-Transport Polymers for Perovskite Solar Cells. ACS Energy Lett. 2023, 8, 2878.
12. 12. Xiaofei Ji#, Ting Wang#, Qiang Fu*, Dongxue Liu, Ziang Wu, Mingtao Zhang, Han Young Woo, Yongsheng Liu*. Deciphering the Effects of Molecular Dipole Moments on the Photovoltaic Performance of Organic Solar Cells. Macromol. Rapid. Commun. 2023, 2300213.
13. 13. Jiahao Guo#, Bingzhe Wang#, Di Lu, Ting Wang, Tingting Liu, Rui Wang, Xiyue Dong, Tong Zhou, Nan Zheng, Qiang Fu, Zengqi Xie, Xiangjian Wan, Guichuan Xing*, Yongsheng Chen*, Yongsheng Liu*. Ultra-Long Carrier Lifetime Exceeding 20 µs in Lead Halide Perovskite Film Enable Efficient Solar Cells. Adv. Mater. 2023, 2212126. 
14. 14. Xiyue Dong, Yongsheng Liu*. Surface in-situ reconstruction boosting the efficiency of inorganic perovskite solar cells. Sci. China. Chem. 2023, DOI: 10.1007/s11426-023-1593-4. 
15. 15. Qiang Fu, Xingchen Tang, Yuping Gao, Hang Liu, Mingqian Chen, Rui Wang, Zonglong Song, Yang Yang, Jian Wang, Yongsheng Liu*. Dimensional Tuning of Perylene Diimide-Based Polymers for Perovskite Solar Cells with Over 24% Efficiency. Small 2023, 2301175.
16. 16. Yunxin Zhang#, Mingqian Chen#, Tengfei He, Hongbin Chen, Zhe Zhang, Hebin Wang, Haolin Lu, Qin Ling, Ziyang Hu, Yongsheng Liu*, Yongsheng Chen*, Guankui Long*. Highly Efficient and Stable FA-Based Quasi-2D Ruddlesden-Popper Perovskite Solar Cells by the Incorporation of β-Fluorophenylethanamine Cations. Adv. Mater. 2023, 35, 2210836.
17. 17. Xiaofei Ji#, Tong Zhou#, Qiang Fu*, Wenxuan Wang, Ziang Wu, Mingtao Zhang, Xugang Guo*, Dongxue Liu, Han Young Woo, Yongsheng Liu*. Dopant-Free Two-Dimensional Hole Transport Small Molecules Enable Efficient Perovskite Solar Cells. Adv. Energy Mater. 2023, 13, 2203756.
18. 18. Jiang-Yang Shao†, Dongmei Li†, Jiangjian Shi†, Chuang Ma†, Yousheng Wang†, Xiaomin Liu†, Xianyuan Jiang†, Mengmeng Hao†, Luozheng Zhang†, Chang Liu†, Yiting Jiang†, Zhenhan Wang†, Yu-Wu Zhong*, Shengzhong (Frank) Liu*, Yaohua Mai*, Yongsheng Liu*, Yixin Zhao*, Zhijun Ning*, Lianzhou Wang*, Baomin Xu*, Lei Meng*, Zuqiang Bian*, Ziyi Ge*, Xiaowei Zhan*, Jingbi You*, Yongfang Li & Qingbo Meng*. Recent progress in perovskite solar cells: material science. Sci. China Chem. 2023, 66, 10-64. 
19. 19. Yuping Gao, Rui Wang, Yongsheng Liu*. Progress of two-dimensional perovskite solar cells based on the aromatic organic spacers. Chinese J. Lumin. 2023, 44, 449-465.
20. 20. Yixin Dong, Xiyue Dong, Di Lu, Mingqian Chen, Nan Zheng, Rui Wang, Qiaohui Li, Zengqi Xie, Yongsheng Liu*. Orbital Interactions between Organic Semiconductor Spacer and Inorganic Layer in Dion−Jacobson Perovskite Enable Efficient Solar Cells. Adv. Mater. 2023, 35, 2205258.         

2022

1. 1. Zeyao Han, Xunfan Liao, Yousheng Zou, Yin He, Junyu Li, Yu Gu, Dawei Hu, Jiaxin Liu, Lijian Zuo, Yongsheng Liu, and Xiaobao Xu*. Flexible Miniaturized Multispectral Detector Derived from Blade-Coated Organic Narrowband Response Unit Array. ACS Nano 2022, 16, 21036–21046.
2. 2. Rui Wang, Xiyue Dong, Qin Ling, Qiang Fu, Ziyang Hu, Zhiyuan Xu, Hao Zhang, Qiaohui Li, and Yongsheng Liu*. Spacer Engineering for 2D Ruddlesden–Popper Perovskites with an Ultralong Carrier Lifetime of Over 18 μs Enable Efficient Solar Cells. ACS Energy Lett. 2022, 7, 3656–3665.
3. 3. Qiang Fu, Hang Liu, Shitong Li, Tong Zhou, Mingqian Chen, Yang Yang, Jian Wang, Rui Wang, Yongsheng Chen, Yongsheng Liu*. Management of Donor and Acceptor Building Blocks in Dopant-Free Polymer Hole Transport Materials for High-Performance Perovskite Solar Cells. Angew. Chem. Int. Ed. 2022, 61, e202210356.
4. 4. Bingxue Wu, Qiang Fu*, Lixue Sun, Yiqi Liu, Zhe Sun, Song Xue, Yongsheng Liu*, Mao Liang*. Conjugation Engineering of Spiro-Based Hole Transport Materials for Efficient and Stable Perovskite Solar Cells.  ACS Energy Lett. 2022, 7, 2667-2676.
5. 5. Qiang Fu, Xingchen Tang, Hang Liu, Rui Wang, Tingting Liu, Ziang Wu, Han Young Woo, Tong Zhou, Xiangjian Wan, Yongsheng Chen*, and Yongsheng Liu*. Ionic Dopant-Free Polymer Alloy Hole Transport Materials for High-Performance Perovskite Solar Cells. J. Am. Chem. Soc. 2022, 144, 9500–9509.
6. 6. Zhiyuan Xu,# Ling Li,# Xiyue Dong, Di Lu, Rui Wang, Wan-Jian Yin*, and Yongsheng Liu*. CsPbI3-Based Phase-Stable 2D Ruddlesden–Popper Perovskites for Efficient Solar Cells. Nano Lett. 2022, 22, 2874–2880.
7. 7. Tong Zhou, Zhiyuan Xu, Rui Wang, Xiyue Dong, Qiang Fu, Yongsheng Liu*. Crystal Growth Regulation of 2D/3D Perovskite Films for Solar Cells with Both High Efficiency and Stability. Adv. Mater. 2022, 34, 2200705.
8. 8. Qiang Fu, Hang Liu, Xingchen Tang, Rui Wang, Mingqian Chen, and Yongsheng Liu*. Multifunctional Two-Dimensional Polymers for Perovskite Solar Cells with Efficiency Exceeding 24%. ACS Energy Lett. 2022, 7, 1128−1136.

2021

1. 1. Zhiyuan Xu,# Di Lu,# Xiyue Dong, Mingqian Chen, Qiang Fu, and Yongsheng Liu*. Highly Efficient and Stable Dion−Jacobson Perovskite Solar Cells Enabled by Extended π-Conjugation of Organic Spacer. Adv. Mater. 2021, 33, 2105083.
2. 2. Ting Wang,# Yixin Dong,# Jiahao Guo, Qiaohui Li, Zhitao Chang, Mingqian Chen, Rui Wang, Yongsheng Liu*. Integrated Quasi-2D Perovskite/Organic Solar Cells with Efficiency over 19% Promoted by Interface Passivation. Adv. Funct. Mater. 2021, 31, 2107129.
3. 3. Guangwei Lv,# Ling Li,# Di Lu,# Zhiyuan Xu, Yixin Dong, Qiaohui Li, Zhitao Chang, Wan-Jian Yin,* and Yongsheng Liu*. Multiple-Noncovalent-Interaction-Stabilized Layered Dion−Jacobson Perovskite for Efficient Solar Cells. Nano Lett. 2021, 21, 5788–5797. (# equally contribution as first author)
4. 4. Qiaohui Li, Yixin Dong, Guangwei Lv, Tingting Liu, Di Lu, Nan Zheng, Xiyue Dong, Zhiyuan Xu, Zengqi Xie, and Yongsheng Liu*. Fluorinated Aromatic Formamidinium Spacers Boost Efficiency of Layered Ruddlesden–Popper Perovskite Solar Cells. ACS Energy Lett. 2021, 6, 2072–2080.             (Energy Spotlight)
5. 5. Yang Cheng,# Qiang Fu,# Xueping Zong*, Yixin Dong, Wenhua Zhang, Quanping Wu, Mao Liang, Zhe Sun, Yongsheng Liu*, Song Xue*. Coplanar phenanthro [9, 10-d] imidazole based hole-transporting material enabling over 19%/21% efficiency in inverted/regular perovskite solar cells. Chem. Eng. J., 2021, 421, 129823. 
6. 6. Zhitao Chang,# Jiahao Guo,# Qiang Fu, Ting Wang, Rui Wang, Yongsheng Liu*. Central‐Core Engineering of Dopant‐Free Hole Transport Materials for Efficient n‐i‐p Structured Perovskite Solar Cells. Solar RRL, 2021, 5, 2100184. (# equally contribution as first author)
7. 7. Tingting Liu,# Jiahao Guo,# Di Lu, Zhiyuan Xu, Qiang Fu, Nan Zheng, Zengqi Xie, Xiangjian Wan, Xiaodan Zhang, Yongsheng Liu*, and Yongsheng Chen. Spacer Engineering Using Aromatic Formamidinium in 2D/3D Hybrid Perovskites for Highly Efficient Solar Cells. ACS Nano 2021, 15, 7811–7820. 
8. 8. Qiang Fu,# Zhiyuan Xu,# Xingchen Tang, Tingting Liu, Xiyue Dong, Xiaodan Zhang, Nan Zheng, Zengqi Xie, and Yongsheng Liu*. Multifunctional Two-Dimensional Conjugated Materials for Dopant-Free Perovskite Solar  Cells with Efficiency Exceeding 22%. ACS Energy Lett. 2021, 6, 1521–1532. 
9. 9. Dongxue Liu,#* Ting Wang,# Zhitao Chang, Nan Zheng, Zengqi Xie and Yongsheng Liu*. Fused or unfused? Two-dimensional non-fullerene acceptors for efficient organic solar cells. J. Mater. Chem. A, 2021, 9, 2319-2324. ( # equally contribution as first author)
10. 10. Qiang Fu,# Ting Wang,# Yanna Sun, Nan Zheng, Zengqi Xie, Di Lu, Zhiyuan Xu, Xiangjian Wan, Yamin Zhang, and Yongsheng Liu*. A Solution-Processed Nanoscale COF-Like Material towards Optoelectronic Applications. Sci. China Chem.  2021, 64, 82–91. 

2020

1. 1. Hongtao Lai, Di Lu, Zhiyuan Xu, Nan Zheng, Zengqi Xie, and Yongsheng Liu*. Organic-Salt-Assisted Crystal Growth and Orientation of Quasi-2D Ruddlesden–Popper Perovskites for Solar Cells with Efficiency over 19%. Adv. Mater. 2020, 32, 2001470.
2. 2. Di Lu,# Guangwei Lv,# Zhiyuan Xu, Yixin Dong, Xiaofei Ji, and Yongsheng Liu*. Thiophene-based Two-Dimensional Dion–Jacobson Perovskite Solar Cells with over 15% Efficiency. J. Am. Chem. Soc. 2020, 142, 11114−11122. 
3. 3. Yixing Dong, Di Lu, Zhiyuan Xu, Hongtao Lai, Yongsheng Liu*, 2-Thiopheneformamidinium-Based 2D Ruddlesden-Popper Perovskite Solar Cells with Efficiency of 16.72% and Negligible Hysteresis. Adv. Energy Mater. 2020, 10, 2000694.
4. 4. Zhiyuan Xu, Di Lu, Feng Liu, Hongtao Lai, Xiangjian Wan, Xiaodan Zhang, Yongsheng Liu*, and Yongsheng Chen. Phase Distribution and Carrier Dynamics in Multiple-Ring Aromatic Spacers-Based Two-Dimensional Ruddlesden-Popper Perovskite Solar Cells. ACS Nano, 2020, 14, 4871-4881.
5. 5. Xiaofei Ji,# Tong Zhou,# Xin Ke, Wenxuan Wang, Shanyu Wu, Mingtao Zhang, Di Lu,  Xiaodan Zhang and Yongsheng Liu*. Mixed hole transport material employing a highly planar conjugated molecule for efficient and stable perovskite solar cells. J. Mater. Chem. A, 2020, 8, 5163-5170. 
6. 6. Yongsheng Liu and Yongsheng Chen*. Integrated Perovskite/Bulk-Heterojunction Organic Solar Cells. Adv. Mater. 2020, 32, 1805843. 

2019

1. 1. Dongxue Liu,# Ting Wang,# Xin Ke, Nan Zheng, Zhitao Chang, Zengqi Xie and Yongsheng Liu*. Ultra-narrow Bandgap Non-fullerene Acceptors for Organic Solar Cells with Low Energy Loss. Mater. Chem. Front., 2019, 3, 2157-2163. ( # equally contribution as first author)
2. 2. Tong Zhou, Hongtao Lai, Tingting Liu, Di Lu, Xiangjian Wan, Xiaodan Zhang, Yongsheng Liu*, and Yongsheng Chen*. Highly Efficient and Stable Solar Cells based on Crystalline Oriented 2D/3D Hybrid Perovskite. Adv. Mater. 2019, 31, 1901242.
3. 3. Dongxue Liu, Yongsheng Liu*. Recent progress of noncovalent interactions-based nonfullerene acceptor photovoltaic materials. Sci. Sin. Chim., 2019, 49, 716.

2018

1. 1. Hongtao Lai, Bin Kan, Tingting Liu, Nan Zheng, Zengqi Xie, Tong Zhou, Xiangjian Wan, Xiaodan Zhang, Yongsheng Liu*, and Yongsheng Chen*. Two-dimensional Ruddlesden–Popper Perovskite with Nanorod-like Morphology for Solar Cells with Efficiency Exceeding 15%. J. Am. Chem. Soc. 2018, 140, 11639-11646.
2. 2. Dongxue Liu,# Bin Kan,# Xin Ke, Nan Zheng, Zengqi Xie, Di Lu, and Yongsheng Liu*. Extended Conjugation Length of Nonfullerene Acceptors with Improved Planarity via Noncovalent Interactions for High-Performance Organic Solar Cells. Adv. Energy Mater. 2018, 8, 1801618. ( # equally contribution as first author)
3. 3. Tingting Liu, Hongtao Lai, Xiangjian Wan, Xiaodan Zhang, Yongsheng Liu*, and Yongsheng Chen*. Cesium Halides-Assisted Crystal Growth of Perovskite Films for Efficient Planar Heterojunction Solar Cells. Chem. Mater. 2018, 30, 5264-5271.

2017

1. 1. Shiqi Dong, Yongsheng Liu*, Ziruo Hong, En-Ping Yao, Pengyu Sun, Lei Meng, Yuze Lin, Jinsong Huang, Gang Li, and Yang Yang*. Unraveling the High Open Circuit Voltage and High Performance of Integrated Perovskite/Organic Bulk-Heterojunction Solar Cells. Nano Lett. 2017, 17, 5140-5147. 
2. 2. Dongxue Liu, Yongsheng Liu*. Recent progress of dopant-free organic hole-transporting materials in perovskite solar cells. Journal of Semiconductors, 2017, 38, 011005.

2016&Before

Yongsheng Liu, Ziruo Hong, Qi Chen, Huajun Chen, Wei-Hsuan Chang, Yang (Michael) Yang, Tze-Bin Song, Yang Yang. Perovskite Solar Cells Employing Dopant-Free Organic Hole Transport Materials with Tunable Energy Levels. Adv. Mater., 2016, 28, 440-446.

Nicholas De Marco, Huanping Zhou, Qi Chen, Pengyu Sun, Zonghao Liu, Lei Meng, En-Ping Yao, Yongsheng Liu, Andy Schiffer, Yang Yang. Guanidinium: a route to enhanced carrier lifetime and open-circuit voltage in hybrid perovskite solar cells. Nano Lett., 2016, 16, 1009–1016.

Jingbi You, Lei Meng, Tze-Bin Song, Tzung-Fang Guo, Yang (Michael) Yang, Wei-Hsuan Chang, Ziruo Hong, Huajun Chen, Huanping Zhou, Qi Chen, Yongsheng Liu, Nicholas De Marco & Yang Yang. Improved air stability of perovskite solar cells via solution-processed metal oxide transport layers. Nat. Nanotech. 2016, 11, 75–81.

Letian Dou,# Yongsheng Liu,# Ziruo Hong, Gang Li*, Yang Yang*. Low-Bandgap Near-IR Conjugated Polymers/Molecules for Organic Electronics. Chemical Reviews, 2015, 115, 12633-12665. (#equally contribution as first author)

Yongsheng Liu, Qi Chen, Hsin-Sheng Duan, Huanping Zhou, Yang (Michael) Yang, Huajun Chen, Song Luo, Tze-Bin Song, Letian Dou, Ziruo Hong and Yang Yang. A Dopant-Free Organic Hole Transport Material for Efficient Planar Heterojunction Perovskite Solar Cells. J. Mater. Chem. A, 2015, 3, 11940-11947.

Yongsheng Liu, Ziruo Hong, Qi Chen, Weihsuan Chang, Huanping Zhou, Tze-Bin Song, Eric Young, Yang (Michael) Yang, Jingbi You, Gang Li and Yang Yang. Integrated Perovskite/Bulk-Heterojunction toward Efficient Solar Cells. Nano Lett. 2015, 15, 662-668.

Yaowen Li, Yue Zhao, Qi Chen, Yang (Michael) Yang, Yongsheng Liu, Ziruo Hong, Zonghao Liu, Yao-Tsung Hsieh, Lei Meng, Yongfang Li, and Yang Yang. Multifunctional Fullerene Derivative for Interface Engineering in Perovskite Solar Cells. J. Am. Chem. Soc. 2015, 137, 49, 15540–15547.

Qi Chen, Huanping Zhou, Yihao Fang, Adam Z. Stieg, Tze-Bin Song, Hsin-Hua Wang, Xiaobao Xu, Yongsheng Liu, Shirong Lu, Jingbi You, Pengyu Sun, Jeff McKay1, Mark S. Goorsky, Yang Yang. The optoelectronic role of chlorine in CH3NH3PbI3−XClX based perovskite solar cells. Nat. Commun., 2015, 6, 7269.

Tze-Bin Song, Qi Chen, Huanping Zhou, Chengyang Jiang, Hsin-Hua Wang, Yang Michael Yang, Yongsheng Liu, Jingbi You, Yang Yang. Perovskite solar cells: film formation and properties . J. Mater. Chem. A, 2015, 3, 9032.

Jiaqi Cheng, Fengxian Xie, Yongsheng Liu, EI Wei, Xinchen Li, Yang Yang, Wallace CH Choy. Efficient hole transport layers with widely tunable work function for deep HOMO level organic solar cells. Journal of Materials Chemistry A, 2015, 3, 23955-23963.

Jingbi You, Yang Michael Yang, Ziruo Hong, Tze-Bin Song, Lei Meng, Yongsheng Liu, Chengyang Jiang, Huanping Zhou, Wei-Hsuan Chang, Gang Li, Yang Yang. Moisture assisted perovskite film growth for high performance solar cells. Appl. Phys. Lett. 2014, 105, 183902.

En-Ping Yao, Chun-Chao Chen, Jing Gao, Yongsheng Liu, Qi Chen, Min Cai, Wei-Chou Hsu, Ziruo Hong, Gang Li, Yang Yang. The study of solvent additive effects in efficient polymer photovoltaics via impedance spectroscopy. Sol. Energy Mater. Sol. Cells. 2014, 130, 20-26.

You Seung Rim, Huajun Chen, Yongsheng Liu, Sang-Hoon Bae, Hyun Jae Kim, Yang Yang. Direct Light Pattern Integration of Low-Temperature Solution-Processed All-Oxide Flexible Electronics. ACS Nano, 2014, 8, 9680–9686.

Huanping Zhou, Qi Chen, Gang Li, Song Luo, Tze-bing Song, Hsin-Sheng Duan, Ziruo Hong, Jingbi You, Yongsheng Liu, Yang Yang. Interface engineering of highly efficient perovskite solar cells. Science. 2014, 542-546.

Qi Chen, Huanping Zhou, Tze-Bin Song, Song Luo, Ziruo Hong, Hsin-Sheng Duan, Letian Dou, Yongsheng Liu, Yang Yang. Controllable self-induced passivation of hybrid lead iodide perovskites toward high performance solar cells. Nano Lett., 2014, 14, 4158-4163.

Jaemyung Kim, You Seung Rim, Yongsheng Liu, Andrew Clark Serino, John Christopher Thomas, Huajun Chen, Yang Yang, and Paul S. Weiss. Interface Control in Organic Electronics Using Mixed Monolayers of Carboranethiol Isomers. Nano Lett. 2014, 14, 2946-2951.

Jing Gao, Wei Chen, Letian Dou, Chun-Chao Chen, Wei-Hsuan Chang, Yongsheng Liu, Gang Li, Yang Yang. Elucidating Double Aggregation Mechanisms in the Morphology Optimization of Diketopyrrolopyrrole-Based Narrow Bandgap Polymer Solar Cells. Adv. Mater. 2014, 26, 3142-3147.

Wei-Hsuan Chang, Jing Gao, Letian Dou, Chun-Chao Chen, Yongsheng Liu, Yang Yang. Side-Chain Tunability via Triple Component Random Copolymerization for Better Photovoltaic Polymers. Adv. Energy Mater. 2014, 4, 1300864.

Jingbi You, Ziruo Hong, Yang (Michael) Yang, Qi Chen, Min Cai, Tze-Bin Song, Chun-Chao Chen, Shirong Lu, Yongsheng Liu, Huanping Zhou, and Yang Yang. Low-Temperature Solution-Processed Perovskite Solar Cells with High Efficiency and Flexibility. ACS Nano, 2014, 8, 1674-1680.

Qi Chen, Huanping Zhou, Ziruo Hong, Song Luo, Hsin-Sheng Duan, Hsin-Hua Wang, Yongsheng Liu, Gang Li, and Yang Yang. Planar Heterojunction Perovskite Solar Cells via Vapor-Assisted Solution Process. J. Am. Chem. Soc., 2013, 136, 622-625.

Guangrui He, Xiangjian Wan, Zhi Li, Qian Zhang, Guankui Long, Yongsheng Liu, Yanhui Hou, Mingtao Zhang, Yongsheng Chen. Impact of fluorinated end groups on the properties of acceptor–donor–acceptor type oligothiophenes for solution-processed photovoltaic cells. J. Mater. Chem. C 2014, 2, 1337-1345.

Yongsheng Liu,# Chun-Chao Chen,# Ziruo Hong, Jing Gao, Yang (Michael) Yang, Huanping Zhou, Letian Dou, Gang Li & Yang Yang. Solution-processed small-molecule solar cells: breaking the 10% power conversion efficiency. Sci. Rep. 2013, 3, 3356. (#equally contribution as first author)

Yongsheng Liu, Yang (Michael) Yang, Chun-Chao Chen, Qi Chen, Letian Dou, Ziruo Hong, Gang Li and Yang Yang. Solution Processed Small Molecules Using Different Electron Linkers for High Performance Solar Cells. Adv. Mater., 2013, 25, 4657-4662.

Guankui Long, Xiangjian Wan, Peng Yun, Jiaoyan Zhou, Yongsheng Liu, Miaomiao Li, Mingtao Zhang, Yongsheng Chen. Bromination of Isothianaphthene Derivatives towards the Application in Organic Electronics. Chin. J. Chem. 2013, 31, 1391-1396.

Jiaoyan Zhou, Yi Zuo, Xiangjian Wan, Guankui Long, Qian Zhang, Wang Ni, Yongsheng Liu, Zhi Li, Guangrui He, Chenxi Li, Bin Kan, Miaomiao Li, and Yongsheng Chen. Solution processed and high performance organic solar cells using small molecules with benzodithiophene unit.J. Am. Chem. Soc., 2013, 135, 8484-8487.

Xiangjian Wan, Yongsheng Liu, Fei Wang, Jiaoyan Zhou, Guankui Long, Yongsheng Chen. Improved efficiency of solution processed small molecules organic solar cells using thermal annealing. Org. Electron. 2013, 14, 1562-1569.

Vladan Jankovi, Yang (Michael) Yang, Jingbi You, Letian Dou, Yongsheng Liu, Puilam Cheung, Jane P. Chang and Yang Yang. Active Layer-Incorporated, Spectrally Tuned Au/SiO2 Core/Shell Nanorod-Based Light Trapping for Organic Photovoltaics.ACS Nano, 2013, 7, 3815-3822.

Letian Dou, Chun-Chao Chen, Ken Yoshimura, Kenichiro Ohya, Wei-Hsuan Chang, Jing Gao, Yongsheng Liu, Eric Richard, and Yang Yang. Synthesis of 5H-Dithieno[3,2-b:2′,3′-d]pyran as an Electron-Rich Building Block for Donor–Acceptor Type Low-Bandgap Polymers. Macromolecules, 2013, 46, 3384-3390.

Guankui Long, Xiangjian Wan, Bin Kan, Yongsheng Liu, Guangrui He, Zhi Li, Yawei Zhang, Yi Zhang, Qian Zhang, Mingtao Zhang, and Yongsheng Chen. Investigation of Quinquethiophene Derivatives with Different End Groups for High Open Circuit Voltage Solar Cells. Adv. Energy Mater. 2013, 3, 639-646.

Jiaoyan Zhou, Xiangjian Wan, Yongsheng Liu, Yi Zuo,  Zhi Li, Guangrui He,  Guankui Long,  Wang Ni, Chenxi Li, Xuncheng Su, and Yongsheng Chen. Small Molecules Based on Benzo[1,2-b:4,5-b']dithiophene Unit for High-Performance Solution-Processed Organic Solar Cells.J. Am. Chem. Soc., 2012, 134 (39), pp 16345-16351.

Guankui Long, Xiangjian Wan, Jiaoyan Zhou, Yongsheng Liu, Zhi Li,Guangrui He, Mingtao Zhang, Yanhui Hou, Yongsheng Chen. Isothianaphthene-Based Conjugated Polymers for Organic Photovoltaic Cells. Macromol. Chem. Phys. 2012, 213, 1596-1603.

Guangrui He, Zhi Li, Xiangjian Wan, Yongsheng Liu, Jiaoyan Zhou, Guankui Long, Mingtao Zhang and Yongsheng Chen. Impact of dye end groups on acceptor–donor–acceptor type molecules for solution-processed photovoltaic cells. J. Mater. Chem., 2012, 22, 9173-9180.

Zhi Li, Guangrui He, Xiangjian Wan, Yongsheng Liu, Jiaoyan Zhou, Guankui Long, Yi Zuo, Mingtao Zhang, Yongsheng Chen. Solution processable rhodanine-based small molecule organic photovoltaic cells with a power conversion efficiency of 6.1%. Adv. Energy Mater., 2012, 2, 74-77.

Yongsheng Liu, Xiangjian Wan, Fei Wang, Jiaoyan Zhou, Guankui Long, Jianguo Tian, Yongsheng Chen. High Performance Solar Cells using a Solution Processed Small Molecule Containing Benzodithiophene Unit. Adv. Mater., 2011, 23, 5387-5391.

Yongsheng Liu, Xiangjian Wan, Fei Wang, Jiaoyan Zhou, Guankui Long, Jianguo Tian, Jingbi You, Yang Yang, and Yongsheng Chen. Spin-coated Small Molecules for High Performance Solar Cells. Adv. Energy Mater., 2011, 1, 771-775.

Jiaoyan Zhou, Xiangjian Wan, Yongsheng Liu, Guankui Long, Fei Wang, Zhi Li, Yi Zuo, Chenxi Li, Yongsheng Chen. A planar small molecule with dithienosilole core for high efficiency solution-processed organic photovoltaic cells. Chem. Mater., 2011, 23, 4666-4668.

Yanhui Hou, Huikai Wang, Zhi Li, Yongsheng Liu, Xiangjian Wan, Xiaosong Xue, Yongsheng Chen, Ao Yu. Organic radicals based on phenalenyl and verdazyl units. Tetra. Lett., 2011, 52, 3670-3673.

Jiaoyan Zhou, Xiangjian Wan, Yongsheng Liu, Fei Wang, Guankui Long, Chenxi Li, Yongsheng Chen. Synthesis and photovoltaic properties of a poly (2,7-carbazole) derivative based on dithienosilole and benzothiadiazole. Macromol. Chem. Phys. 2011, 212, 1109-1114.

Fei Wang, Yongsheng Liu, Xiangjian Wan, Jiaoyan Zhou, Yongsheng Chen. Synthesis and Properties of Copolymers Based on 5,6-dinitrobenzothiadiazole with Low Band Gap and Broad Absorption Spectra. Science China: Chemistry. 2011, 54, 617-624.

Yongsheng Liu, Xiangjian Wan, Bin Yin, Jiaoyan Zhou, Guankui Long, Shougen Yin and Yongsheng Chen. Efficient Solution Processed Bulk-Heterojunction Solar Cells Based a Donor-Acceptor Oligothiophene. J. Mater. Chem., 2010, 20, 2464-2468.

Yongsheng Liu, Qian Liu, Xiangjian Wan, Shougen Yin, Yongsheng Chen. Synthesis and Photovoltaic Properties of One Donor-Acceptor Molecule. Acta Scientiarum Naturalium Universitatis Nankaiensis. 2010, 43, 76-80.

Fei Wang, Yongsheng Liu, Xiangjian Wan, Jiaoyan Zhou, Guankui Long, Yongsheng Chen. Synthesis of New Conjugated CNPPV Derivatives Containing Different lengths of Oligothiophene Units for Organic Solar Cells. Macromol. Chem. Phys. 2010, 211, 2503-2509.

Bin Yin, Liying Yang, Yongsheng Liu, Yongsheng Chen, Qingjin Qi, Fengling Zhang, and Shougen Yin. Solution-processed bulk heterojunction organic solar cells based on an oligothiophene derivative. Appl. Phys. Lett. 2010, 97, 023303.

Yongsheng Liu, Jiaoyan Zhou, Xiangjian Wan, Yongsheng Chen. Synthesis and Properties of Acceptor-Donor-Acceptor Molecules Based on Oligothiophenes with Tunable and Low Band Gap. Tetrahedron, 2009, 65, 5209-5215.

Yongsheng Liu, Jiaoyan Zhou, Xiaoliang Zhang, Zhibo Liu, Xiangjian Wan, Jianguo Tian, Tuo Wang, Yongsheng Chen. Oligothiophene Covalently Functionalized Graphene Material: Synthesis, Characterization and Optical Limiting Property. Carbon, 2009, 47, 3113-3121.

Yongsheng Liu, Xiangjian Wan and Fengbo Xu. An Arene−Mercury(II) N-Heterocyclic Carbene Complex. Organometallics, 2009, 28, 5590-5592.

Xiaoliang Zhang, Xin Zhao, Zhibo Liu, Yongsheng Liu, Yongsheng Chen, Jianguo Tian. Enhanced nonlinear optical properties of graphene-oligothiophene hybrid material. Opt. Express, 2009, 17, 23959-23964.

Yongsheng Liu, Fengbo Xu, Junwen Wang, Qingshan Li, Haibin Song and Zhengzhi Zhang. 9,10-Bis[3-(2-pyridylmethyl)imidazolium-1-ylmethyl] anthracene bis(hexafluorophosphate). Acta Cryst. 2005, E61, o2930-o2931.