杜疆，男，重庆市九龙坡人，博士研究生（美国史蒂文斯理工学院，导师：蒙维娜教授/保义教授），讲师，硕士生导师，博士后（合作导师：国家杰青、长江学者周建庭教授）。入选教育部第一批博士后海外引才专项，现就职于山区桥梁及隧道工程国家重点实验室，主要从事绿色低碳、多功能、超高性能混凝土材料研发及桥梁结构加固方面的研究工作。

研究成果累积发表SCI论文24篇（第一/通讯作者11篇，中科院一区Top期刊15篇，ESI Highly Cited Papers 2篇，ESI Hot Papers 1篇），谷歌学术引用1008次。以第一作者身份发表在行业顶刊Composites Part B: Engineering上关于超高性能混凝土（UHPC）发展的综述论文，近三年引用数641次，为该期刊2021年1月以来引用次数最多的文章。申请低碳型UHPC制备国际专利1项。获批教育部第一批博士后海外引才专项，主持国家自然科学基金青年基金、重庆市自然科学基金、重庆市教委青年项目3项，参研国家重点研发子课题、美国自然科学基金项目、美国新泽西州交通运输部项目、美国国防部项目、新加坡CeEntek Pte Ltd公司项目等5项。担任Construction and Building Materials, Journal of Materials in Civil Engineering, Journal of Bridge Engineering等期刊审稿人，受邀出席国内外学术会议并做主旨报告、特邀报告、口头汇报等10余次。

招生指标：每年招收硕士研究生1-2名；专业需求：土木工程类，材料科学类，机器学习等。

课题组主要研究方向：

     （1）固废利用、二氧化碳液相矿化封存技术研究。

     （2）多功能水泥基复合材料研发（自感知、自清洁、温度调节）

     （3）水泥基超级电容及固态电解质研究

     （4）超高性能混凝土（UHPC）收缩开裂控制

     （5）桥梁结构加固及性能提升

 

[1] Du, J., Meng, W., Khayat, K.H., Bao, Y., Guo, P., Lyu, Z., Abu-obeidah, A., Nassif, H., and Wang, H., New development of ultra-high-performance concrete (UHPC). Composites Part B: Engineering, 2021. 224: p. 109220.

[2] Du, J., Wang, Y., Guo, P., and Meng, W., Tailoring of steel fiber surface by coating cellulose nanocrystal for enhanced flexural properties of UHPC. Cement and Concrete Composites, 2024. 154: p. 105773.

[3] Du, J., Liu, Z., Christodoulatos, C., Conway, M., Bao, Y., and Meng, W., Utilization of off-specification fly ash in preparing ultra-high-performance concrete (UHPC): Mixture design, characterization, and life-cycle assessment. Resources, Conservation and Recycling, 2022. 180: p. 106136.

[4] Du, J., Guo, P., Liu, Z., and Meng, W., Highly thixotropic ultra-high-performance concrete (UHPC) as an overlay. Construction and Building Materials, 2023. 366: p. 130130.

[5] Du, J., Guo, P., and Meng, W., Effect of water-based nanoclay and ambient temperature on rheological properties of UHPC pastes. Construction and Building Materials, 2023. 370: p. 130733.

[6] Du, J., Mahjoubi, S., Bao, Y., Banthia, N., and Meng, W., Modeling mixing kinetics for large-scale production of Ultra-High-Performance Concrete: effects of temperature, volume, and mixing method. Construction and Building Materials, 2023. 397: p. 132439.

[7] Du, J., Tan, X., Wang, Y., Bao, Y., and Meng, W., Reducing the cracking potential of ultra-high-performance concrete (UHPC) with the prewet expansive agent. Construction and Building Materials, 2024. 431: p. 136597.

[8]  Li, Z., Huang, W., Wang, X., Du, J.*, and Yang, J., Effect of MgO-based expansive agent on strengths, volume stability, and microstructures of C80 SCC in steel tube arch. Case Studies in Construction Materials, 2024. 21: p. e03484.

[9] Long, Y., Jiang, Z., Zou, K., Du, J.*, and Yang, J. Numerical Simulation Analysis of the Bending Performance of T-Beams Strengthened with Ultra-High-Performance Concrete Based on the CDP Model. Buildings, 2024. 14.

[11] Liu, Z., Du, J., and Meng, W., Achieving low-carbon cementitious materials with high mechanical properties using CaCO3 suspension produced by CO2 sequestration. Journal of Cleaner Production, 2022. 373: p. 133546.

[12] Tan, X., Du, J., Zhang, Q., Meng, W., and Bao, Y., Monitoring restrained shrinkage and cracks of ultra-high-performance concrete (UHPC) using distributed fiber optic sensors. Construction and Building Materials, 2024. 422: p. 135789.

[13] Holland, R., Du, J., Obeidah, A., Meng, W., and Nassif, H., Early-age crack-free ultra-high-performance concrete under restrained ring test for large-scale production as an overlay. Construction and Building Materials, 2023. 409: p. 133949.

[14] Liu, Z., Du, J., Christodoulatos, C., Meng, W., and Bao, Y., Recycling Off-Specification Fly Ash for Producing Strain-Hardening Cementitious Composites. Journal of Materials in Civil Engineering, 2024. 36(1): p. 04023531.

[16] Liu, Z., Du, J., Steere, R., Schlegel Joshua, P., Khayat Kamal, H., and Meng, W., Cement-Based Materials with Solid–Gel Phase Change Materials for Improving Energy Efficiency of Building Envelope. Journal of Materials in Civil Engineering, 2023. 35(11): p. 04023425.

[17] Neve, S., Du, J., Barhemat, R., Meng, W., Bao, Y., and Sarkar, D. Valorization of Vetiver Root Biochar in Eco-Friendly Reinforced Concrete: Mechanical, Economic, and Environmental Performance. Materials, 2023. 16,  DOI: 10.3390/ma16062522.

[18] Guo, P., Meng, W., Du, J., Stevenson, L., Han, B., and Bao, Y., Lightweight ultra-high-performance concrete (UHPC) with expanded glass aggregate: Development, characterization, and life-cycle assessment. Construction and Building Materials, 2023. 371: p. 130441.

[19] Leng, J., Yang, J., Zhang, Z., Du, J., Zou, Y., and Zhou, J., Effect of vehicle-induced vibration on the strength, nano-mechanical properties, and microstructural characteristics of ultra-high-performance concrete during hardening process. Cement and Concrete Composites, 2024. 148: p. 105487.

[20] Leng, J., Yang, J., Zhang, Z., Zou, Y., Du, J., and Zhou, J., Mechanical behavior of a novel compact steel-UHPC joint for hybrid girder bridges: Experimental and numerical investigation. Journal of Constructional Steel Research, 2024. 218: p. 108742.

[21] Wang, Z., Wang, X., Zhang, Z., Du, J., Zou, Y., Cucuzza, R., and Yang, J., Influence of fiber orientation and hybrid ratios on tensile response and hybrid effect of hybrid steel fiber-reinforced Cementitious Composites. Construction and Building Materials, 2024. 449: p. 138377.

[22] Du, J. and  Meng, W., Development of Ultra-High-Performance Concrete (UHPC) for Bridge Deck Overlay, International Interactive Symposium on Ultra-High Performance Concrete. 2023, 3(1): 49.

 

（1）教育部博士后海外引才专项（2023，主持）

（2）国家自然科学基金项目（2024，主持）

（3）重庆市自然科学基金面上项目（2024，主持）

（4）重庆市教委青年项目（2024，主持）