主要学术贡献：长期致力于高水头、大流量水电工程泄水建筑物中的水动力学问题及工程实践，解决了低佛氏数下掺气减蚀和高水头、大流量泄洪洞三维掺气和水翅防治研究等关键科技难题。针对挑流消能工，提出水流堵塞临界条件、水舌挑距、水舌宽度和消能率冲刷等估算表达式，研发了差动燕尾坎挑流消能工，提高消能率，减免水流堵塞。研发了窄缝-阶梯溢洪道，将阶梯溢洪道单宽流量适用范围大幅提升。针对城市深层隧道雨洪水集蓄系统，研发了旋转阶梯泄水道入流竖井，成果被工程采用并产生可观效益。

代表性论著：

 (1) Ma Fei, Wu Jian-hua*. Flow choking over weir flow slit-type flip buckets [J]. Journal of Hydrodynamics, 2015, 27 (6): 907-912.

 (2) Ma Fei, Zhang Xiaoyan, Wu Jianhua*. Discussion of “Trajectories and air flow features of ski jump generated jets” by Pfister M, Hager W H, Boes R M[J]. Journal of Hydraulic Research, 2016, 54(2): 245-247.

 (3) Ma Fei, Wu Jian-hua*. Flow regimes below aerators for discharge tunnels [J].Journal of Hydrodynamics, 2012, 24 (3): 378-382.

 (4) Ma Fei*, Jiang Li, Zeng Ting. Reversing clogging in vertical-flow constructed wetlands by backwashing treatment [J]. Advanced Material Research, 2010,129-131: 1064-1068.

 (5) Ran Tian, Jianhua Wu, Zhun Xu and Fei Ma*. Jet trajectory of flow-separating slot-type flip bucket [J]. Water Supply, 2020,20(1): 65-72.

 (6) Ma Fei*, Wu Jian-hua. Jet deflection control of the slit-type ski jump [C]. Proceedings of the 38th IAHR World Congress, 2019.

 (7) Ma Fei*, Luo Chao, Wu Jian-hua. Hydraulics of dentate flip bucket with an aerator [C]. Proceedings of the 37th IAHR World Congress, 2017.  

 (8) Wu Jian-hua*, Ma Fei. Cavity flow regime for spillways aerators[J]. Science China (Technological Science), 2013 ,56(3)：818-823.

 (9) Wu Jian-hua*, Ma Fei. Discussion of “Deflector Effect on Chute Flow” by Jill Lucas, Willi H. Hager, and Robert M. Boes [J]. Journal of Hydraulic Research, 2013, 139(4): 444-449.

 (10)马飞*.一种新型燕尾坎消能工的流态和消能分析 [J].水电能源科学, 2016,34(12): 114-117.

 (11)马飞*,王宇.边表孔闸前吸气旋涡试验研究 [J].水利水电科技进展, 2016,34(12): 35-39.