Di Zhao, Beijing University of Technology, 100 Pingyuan, Chaoyang District, Beijing, China. 2020-present: Study the constitutive relationship of confined and unconstrained recycled brick -concrete aggregate (RBCA) concrete, the axial compressive properties of RBCA concrete filled steel tube columns, the seismic performance of reinforced RBCA concrete columns and the seismic performance of RBCA concrete filled steel tub columns. Zhao D, Zhang J, Liang H, Sun Y. Mechanical properties and constitutive models of rectilinear stirrup confined recycled brick-concrete aggregate concrete. (Under Review, Construction and Building Materials) Axial compressive behavior of recycled brick-concrete aggregate concrete filled steel tube. (In Preparation) Axial compressive behavior of steel tube confined recycled brick-concrete aggregate concrete columns. (In Preparation) Zhang J, Zhao D, Dong H, Sun Y. Analytical and experimental investigation of bond behavior of confined recycled brick-concrete aggregate concrete. Journal of Building Engineering. (2024): 111452. Zhang J, Wang F, Zhao D, Cao W. Hysteretic behavior of the corroded recycled aggregate concrete columns with ultrahigh strength bars. Advances in Structural Engineering. (2024): 13694332241260139. Wang F, Zhang J, Zhao D, Wang H. Seismic Performance of the Corroded Reinforced Recycled Aggregate Concrete Columns. International Journal of Civil Engineering. 22.4 (2024): 655-674. Zhang J, Zhong B, Zhao D, Dong H. Bond-slip behavior between confined brick-concrete recycled aggregate concrete and reinforcement bars. Construction and Building Materials. 436 (2024): 136919. Zhang J, Liu Y, Zhao D, Tao X, Zhang M. Bond stress-slip behavior of ultrahigh-strength steel bars with spiral grooves embedded in plain and steel fiber high-strength recycled aggregate concrete. Journal of Building Engineering. 80 (2023): 108056. Liu Y, Zhang J, Zhao D, Tao X, Zhang M. Bond-slip response of ultrahigh-strength steel bars with spiral grooves embedded in reinforced concrete. Structures. 70 (2024): 107646. Zhang J, Wang F, Zhao D, Zhang M, Cao W. Seismic performance of resilient recycled aggregate piloti-type structure employing ultra-high strength bars. Engineering Structures. 282 (2023): 115795. Wang F, Zhang J, Liu W, Zhao D, Cao W. Seismic behavior of rehabilitated recycled aggregate piloti-type structure reinforced with ultra-high strength bars. Journal of Building Engineering. 84 (2024): 108673. Zhang J, Peng J, Tao X, Zhao D, Cao W. Bond Behavior Between Recycled Concrete and Corroded Ultrahigh-Strength Steel Bars. International Journal of Civil Engineering. 21.7 (2023): 1195-1217.

Title of Talk : Constitutive relations of confined recycled brick-concrete aggregate concrete