方雷，男，湖南岳阳人，博士，副研究员，硕士生导师，毕业于中南大学土木工程专业，主要从事先进土木工程材料的研究与教学工作。研究方向聚焦于有机/无机复合改性材料、材料功能化设计、绿色低碳建筑材料、复杂环境下材料劣化机理与耐久性提升。主持或参与国家级、省部级及横向课题10余项，累计主持到校科研经费近300万元。在国内外高水平期刊发表论文30余篇，近期部分代表性成果如下（第一作者或通讯作者）：

[1] Lei Fang, Zhixiang Liu, Jiaqi Zhou, Ju Lin, Song Xu, Xiaojuan Jia, Roles and optimal dosages of monomer and initiator in toughening cement paste via in-situ polymerization. Journal of Building Engineering, 2026, 117, 114869.

[2] Lei Fang, Zihao Zeng, Qiang Yuan, Song Xu, Zhixiang Liu, Ju Lin, Dynamic mechanical properties degradation model of cement-emulsified asphalt paste under calcium leaching. Construction and Building Materials, 2025, 498: 143991.

[3] Lei Fang, Dabao Fu, Qiang Yuan, Song Xu, Dong Zhang, Huangyi Cai, Xiaoqing Zeng, Yong Wang, Jin Zhou. Combined effects of low-heat cement, expansive agent and shrinkage-reducing admixture on drying shrinkage and cracking of concrete, Case Studies in Construction Materials, 2025, 22, e04344.

[4] Lei Fang, Jianghuai Huang, Zhen Chen, Bisheng Zhang, Song Xu, Jiacheng Lu. Frequency dependency and constitutive model of dynamical mechanical properties of cement asphalt binders. Journal of Materials in Civil Engineering, 2024, 36(6): 04024129.

[5] Lei Fang, Jiaqi Zhou, Qiang Yuan, Yun Que, Zhen Chen, Cailin Zhang. Rheological properties of fresh cement paste modified by in situ polymerization of acrylamide monomer. Journal of Materials in Civil Engineering, 2023, 35 (12): 04023467.

[6] Lei Fang, Jiaqi Zhou, Zhengxian Yang, Qiang Yuan, Yun Que. Interaction between cement and asphalt emulsion and its influences on asphalt emulsion demulsification, cement hydration and rheology. Construction and Building Materials, 2022, 329, 127220.

[7] Song Xu, Kangli Xiao, Lei Fang*, Xiangjie Niu, Qiang Yuan, Ju Lin, Xiaojuan Jia, Assessment of degradation in dynamic mechanical properties and aging degree of cement emulsified asphalt mortar under ultraviolet aging. Langmuir, 2026, 42, 4716-4727.

[8] Song Xu; Xubin Lin; Lei Fang*; Xiangjie Niu, Temperature cycling-induced degradation of dynamic mechanical properties of CA Mortar in slab ballastless track systems: distinct difference between dry and water-saturated states. Journal of Materials in Civil Engineering, 2026. 10.1061/JMCEE7/MTENG-23675.

[9] Song Xu, Xiangjie Niu, Runyu Huang, Shaoxu Cai, Hui Cai, Lei Fang*, Canlin Zhang, Hongyan Ma. Aging resistance of asphalt mixture modified by composites of organic intercalated layered double hydroxides and antioxidants. Journal of Materials in Civil Engineering, 2025, 37(10), 04025330.

[10] Yun Que, Shenghui Jia, Lun Wang, Lei Fang*, Honglin Mu. Substitution of tailings sand in cement-stabilized gravel base material for road construction: mechanical properties, durability, and microstructure. Journal of Materials in Civil Engineering, 2025, 37(4), 04025045.

[11] Song Xu, Xiangjie Niu, Shilong Pan, Bingtao Xu, Shaoxu Cai, Lei Fang*, Zhilong Cao, Hongyan Ma, Novel reactive rejuvenation strategy for aged SBS modified bitumen based on molecular structure modulation. Polymer Degradation and Stability, 2025, 239, 111377.

[12] Song Xu, Xiangjie Niu, Shaoxu Cai, Shaoxu Cai, Lei Fang*, Zhilong Cao, Canlin Zhang, Hongyan Ma, Investigation on active rejuvenation mechanism of aged SBS modified bitumen: Insights from experiments and molecular dynamics. Polymer Degradation and Stability, 2025, 238, 111336.

[13] Dehui Wang, Zhiwen Zhang, Rong Chen, Ming Wang, Ran Chen, Lincheng Wang, Longhui Chen, Lei Fang*. Thaumasite sulfate attack characteristic of seawater and sea sand concrete with limestone powder in different sulfate environment at low temperature, Construction and Building Materials, 2024, 437, 136815.

[14] Song Xu, Xiaojuan Jia, Shilong Pan, Zirong Ma, Lei Fang*, Canlin Zhang, Hongqin Song. Effect of Antioxidant/CA-LDHs on the Properties of SBS-Modified Bitumen. Journal of Materials in Civil Engineering, 2024, 36(3), 04023604.