自1989年1月硕士毕业留校至今一直从事高分子材料的改性及耐高温聚合物-聚酰亚胺的合成制备研究。1996年至1999年攻读在职博士，2007年在美国Akron大学聚合物科学系作访问学者。作为负责人，主持了2项国家863、3项国家自然基金等项目及1项国家973课题，完成几十项企业委托开发课题。作为主要完成人，获得了8项省部级以上的奖励，其中4项国家级奖励；发表学术论文200余篇，其中SCI收录140余篇；申请中国发明专利60余项，其中近40项授权。

1. Mengying Zhang, Hongqing Niu, Dezhen Wu. Polyimide fibers with high strength and high modulus: Preparation, strcutures, properties and applications. Macromolecular Rapid Communications. 2018-6-5 published online. DOI: 10.1002/marc.201800141.

2. Xiaona Yan, Mengying Zhang, Shengli Qi, Guofeng Tian, Hongqing Niu, Dezhen Wu*. A high-performance aromatic co-polyimide fiber: structure and property relationship during gradient thermal annealing. Journal of Materials Science, 2018, 53: 2193-2207.

3. Li Cao, Mengying Zhang, HongqingNiu，JingjingChang,WeiweiLiu,HuichuanYang,WeiyuCao,Dezhen Wu*. Structural relationship between random copolyimides and their carbon fibers. Journal of Materials Science, 2017, 52: 1883-1897.

4. Meng Sun, Jingjing Chang, GuofengTian,HongqingNiu,DezhenWu*. Preparation of high-performance polyimide fibers containing benzimidazole and benzoxazoleunits. Journal of Materials Science, 2016, 51(6):2830-2840.

5. Jingjing Chang, Min He, HongqingNiu,GangSui,DezhenWu*. Structures and properties of polyimide/polyacrylonitrile blend fibers during stabilization process. Polymer, 2016, 89:102-111.

6. Jingjing Chang, Weiwei Liu, Mengying Zhang, Li Cao, QiyanGe, HongqingNiu, Gang Sui and Dezhen Wu*. Structures and properties of polyimide fibers containing fluorine groups. RSC advances, 2015, 5, 71425-71432.

7. Hongqing Niu, Mingjun Huang, Shengli Qi, Enlin Han, Guofeng Tian, Xiaodong Wang, Dezhen Wu*, High-Performance Copolyimide Fibers containing Quinazolinone Moiety: Preparation, Structure and Properties, Polymer, 2013, 54:1700-1708

8. JingjingChang, HongqingNiu, MengyingZhang, QiyanGe, YaLi, Dezhen Wu *. Structures and properties of polyimide fibers containing ether units. Journal of Materials Science, 2015, 50:4014-4114.

9. HongqingNiu, ShengliQi, EnlinHan, GuofengTian, XiaodongWang, DezhenWu*. Fabrication of high-performance copolyimide fibers from 3,3’,4,4’-biphenyltetracarboxylic dianhydride, p-phenylenediamine and 2-(4-aminophenyl)-6-amino-4(3H)-quinazolinone. Materials Letters, 2012, 89(15):63-65.

10. Enlin Han, Yue Wang, Xue Chen, Gongping Shang, Wenxiao Yu, HongqingNiu, ShengliQi, Dezhen Wu, RiguangJin. Consecutive large-scale fabrication of surface-silvered polyimide fibers via an integrated direct ion-exchange self-metallization strategy. ACS Applied Materials and Interfaces, 2013, 5(10): 4293-4301.