主持各类科研项目共22项。其中国家级项目9项，横向课题13项。

国家重点研发计划课题                    主持

国家重点研发项目子课题                主持

国家自然科学基金面上项目             主持

天津市天自然科学基金重点项目      主持

天津市自然科学基金面上项目          主持

江西省重点基金                                主持

迄今为止，以第一作者和通讯作者在advanced functional materials、Nano energy、Chemical Engineering Journal等国内外学术期刊上发表SCI，EI及国际高水平会议等学术文章100余篇，被引用4330次。获得授权发明专利5项。

近期代表性文章：

1. Yifeng Yao, Jingyi Ma, Yunfeng Liu, Xiao Yang, He Meng, Fangfang Liu, Yunxiang Zhang, Wei Liu*, Achieving over 860 mV Open-Circuit Voltage in Low-Ag Wide-Bandgap Cu(In,Ga)Se2 Solar Cells Through Ion Diffusion and Band Structure Optimization, Adv. Funct. Mater. 2025, 2423228(1-12).

2. Yifeng Yao, Yunfeng Liu, Jingyi Ma, Xiao Yang, He Meng, Fangfang Liu, Yunxiang Zhang, Jiangjian Shi, Qingbo Meng, Wei Liu*, Analysis of the mechanism for enhanced crystalline quality of wide-bandgap Cu(In,Ga)Se2 films by pre-deposited Ag. Journal of Materials Chemistry A, 2024, 12: 21095.

3. Junfeng. Zhao, Zhongqing. Zhang, Shengpeng. Xie, Fangfang. Liu, Yongtai. Zhen, Sen. Li, Wenzhu. Liu, Anjun. Han, Liping. Zhang, Zhengxin. Liu, Yun. Sun, Wei. Liu, A novel dual functional gradient Zn(O,S)/Mg electron-selective contact for dopant-free silicon solar cells with efficiencies approaching 21 %. Chemical Engineering Journal 2024 498 155656.

4. Jingyi. Ma, Yunfeng. Liu, Yifeng. Yao, Xiao. Yang, He. Meng, Jiangjian. Shi, Qingbo. Meng, Wei. Liu,, Suppressing interface recombination via element diffusion regulation towards high-efficiency Cd-free Cu (In,Ga)Se2 solar cells. Nano Energy, 2024, 126: 109641.

5. Shiqing Cheng, Kaizhi Zhang, Jingwei Chen, Shuping Lin, Yifeng Yao, Yun Sun, Wei Liu,* Revealing surface modifications of caesium indium selenium treated Cu-rich Cu(In,Ga)Se2: A study of the suppression of the interfacial recombination,  Applied Surface Science 616 (2023) 156555.

6. Yifeng Yao, Kaizhi Zhang, Shiqing Cheng , Yunfeng Liu , Yunxiang Zhang , Zhaojing Hu , Yi Zhang , Yun Sun , Wei Liu*,Analysis of a novel method of alkalis treatment: Effect on energy band optimization and carrier recombination at the grain boundary, Solar Energy Materials & Solar Cells 248 (2022) 112007.

7. Yunxiang Zhang, Shishi Xu, Zhichao Mu, Kailu Liu, Jikun Chen, Chenliang Zhou,Yifeng Yao, Xiao Chen, Lin Shi, Zhongjie Wang, Yun Sun, Wei Liu*, Qinfang Zhang,Simulation analysis of Cd-free Cu(In,Ga)Se2 solar cells with novel BiOX(X=Cl, Br) buffer layers, Vaccum,Volume 206, December 2022, 111569.

8. Yunxiang Zhang, Shuping Lin, Shiqing Cheng, Zhichao He, Zhaojing Hu, Zhiqiang Zhou, Shulong Sun, Wei Liu*, Yun Sun. Boosting Cu(In,Ga)Se2 thin film growth in low-temperature rapid-deposition processes -- An improved design of single-heating Knudsen cells [J]. Engineering, 2021，7（4），534-541

9.  Yunxiang Zhang , Lin Shi, Zhongjie Wang, Hailu Dai, Zhaojing Hu, Shengjie Zhou, Hongyue Chen, Xichen Feng, Jun Zhu, Yun Sun, Wei Liu, Qinfang Zhang，Silver-assisted optimization of band gap gradient structure of Cu(In,Ga)Se2 solar cells via SCAPS，Solar Energy，Volume 227, October 2021, Pages 334-342

10. Shiqing Cheng, Kaizhi Zhang, Yunxiang Zhang, Zhichao He, Baolai Liang, Qian Du, Yun Sun, Wei Liu*，Effects of different Cs distribution in the film on the performance of CIGS thin film solar cells, Solar Energy Materials and Solar Cells, 222, 2021, 110917 (1-8) 

毕业去向——主要为半导体领域（芯片、集成电路、光伏等）

公司：华为，京东方，中芯国际，恩智浦，中建材，中兴能源，北方华创，中国移动 ，南京中电，三星半导体等 

 研究机构：18所/53所（天津），811所（上海），54所/13所（石家庄），暨南大学，天津理工大学等 

国外研究机构：NTU（新加坡南洋理工），德国德累斯顿固态材料所IFW ；新南威尔士大学；美国UIUC；南丹麦大学等 

本研究是基于国家863开发建立的一流研究平台上开展、聚焦于国际学科前沿及国内工业发展的重大需求，为国家培养短缺的新能源相关专业人才，欢迎物理、材料、电子与相关领域的学子报考本组的博士与硕士！

我们致力于以创新材料引领太阳能技术的革命性突破，研究方向符合国家“碳达峰”“碳中和”的绿色能源需求。历年来承担、参加多个国家级重大、重点、面上项目及横向课题，本团队有国家863开发建立的一流研究平台、配备了一流的实验设备，具有浓厚的学术氛围。既重视提升学生的综合能力，也关注学生的个人发展，为每一位研究者提供广阔的发展平台和成长空间。加入我们，共同书写新能源光电理论与技术的新篇章！