Jiajia Shen

ORCID: 0000-0003-2763-1147
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About
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Research Areas
  • Structural Analysis and Optimization
  • Structural Load-Bearing Analysis
  • Composite Structure Analysis and Optimization
  • Advanced Materials and Mechanics
  • Structural Engineering and Vibration Analysis
  • Structural Behavior of Reinforced Concrete
  • Vibration and Dynamic Analysis
  • High Entropy Alloys Studies
  • Intermetallics and Advanced Alloy Properties
  • Innovative concrete reinforcement materials
  • Cellular and Composite Structures
  • Structural Health Monitoring Techniques
  • Advanced Sensor and Energy Harvesting Materials
  • Dynamics and Control of Mechanical Systems
  • Aluminum Alloys Composites Properties
  • Control and Dynamics of Mobile Robots
  • Flame retardant materials and properties
  • Soft Robotics and Applications
  • Additive Manufacturing Materials and Processes
  • Injection Molding Process and Properties
  • Silicone and Siloxane Chemistry
  • Surface Modification and Superhydrophobicity
  • Organophosphorus compounds synthesis
  • Topology Optimization in Engineering
  • Biochemical and Molecular Research

Jiaxing University
2025

University of Bristol
2020-2024

University of Exeter
2024

National Composites Centre
2020-2023

Jiangsu University
2017-2021

Zhejiang University
2020

Imperial College London
2016-2019

Steel-concrete composite walls, valued for their capacity to combine the strengths of steel and concrete, have become a prevalent construction choice. During past few decades, performance steel-concrete walls has been studied by means structural tests, theoretical analysis, numerical simulation. Different types proposed researchers satisfy miscellaneous requirements. Meanwhile, new forms were continually being developed further improve mechanical performance. This review paper examines...

10.54113/j.sust.2024.000035 article EN cc-by Sustainable Structures 2024-05-01

Abstract Influence of nano-strengthening immersion on the properties recycled aggregate (RA) and concrete (RAC) microstructure interfacial transition zones (ITZs) between mortar were studied in this paper. Results showed that was helpful to reduce crushing value total pore area RA, significantly improve mechanical strength RAC, modify bond RAC steel rebar structural beams. Mercury intrusion porosimetry (MIP), micro-hardness (MH) scanning electron microscope (SEM) observation conducted order...

10.1515/ntrev-2020-0008 article EN cc-by Nanotechnology Reviews 2020-01-01

Prestressed stayed columns (PSCs) are structural systems whose compressive load-carrying capacity is enhanced through pre-tensioned cable stays. Much research has demonstrated that PSCs buckle subcritically when their prestressing levels maximize the critical buckling load of theoretically perfect arrangement. Erosion cables’ effectiveness (e.g. creep or corrosion) can thus lead to sudden collapse. The present goal develop a health monitoring (SHM) technique for in-service returns current...

10.1098/rsta.2022.0033 article EN cc-by Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences 2023-02-13

Biology is a wellspring of inspiration in engineering design. This paper delves into the application elastic instabilities-commonly used biological systems to facilitate swift movement-as power-amplification mechanism for soft robots. Specifically, inspired by nonlinear mechanics hummingbird beak-and shedding further light on it-we design, build and test novel, rapid-response, end effector. The beak embodies capacity movement, achieving closure less than [Formula: see text]. Previous work...

10.1098/rsif.2024.0148 article EN cc-by Journal of The Royal Society Interface 2024-09-01

Buckling-driven shape-shifting is increasingly being used in metamaterials to achieve mechanical programmability and novel functionality. Here, we show that the post-buckling response ensuing behavior, of lattice can be programed through so-called passive active modal nudging. Numerical continuation first explore exhaustively bifurcation manifold a compressed, elastomeric metamaterial. We then tailor natural postcritical behavior metamaterial by judiciously altering baseline geometry using...

10.1103/physrevb.107.214103 article EN cc-by Physical review. B./Physical review. B 2023-06-15

Overprinting is a new emerging hybrid manufacturing process that combines composite and additive manufacturing, offering the dual advantages of cost-effectiveness design freedom. This study presents first endeavour overprinting high temperature polymers. The joint strength was measured by rib-on-plate test. A modified non-isothermal healing model developed to predict interfacial bond strength, based on thermal history at interface during overprinting. captures how crystallisation impedes...

10.1016/j.compositesa.2024.108217 article EN cc-by Composites Part A Applied Science and Manufacturing 2024-04-19

10.1016/j.jmps.2024.105900 article EN cc-by Journal of the Mechanics and Physics of Solids 2024-10-11

Shape-shifting between multiple stable deformation states offers attractive pathways to design adaptive structures. Ideas have been conceptualised in diverse fields, including soft robotics and aerospace engineering. The success of shape-shifting relies on overcoming the energy barrier separating adjacent configurations, which necessitates efficient actuation strategies. Recently, multistable mechanical metamaterials designed with controlled by an actuator at local scale, i.e embedded...

10.1016/j.tws.2024.112222 article EN cc-by Thin-Walled Structures 2024-07-15

10.1016/j.ijnonlinmec.2016.11.007 article EN International Journal of Non-Linear Mechanics 2016-11-24

10.1016/j.ijsolstr.2020.11.038 article EN publisher-specific-oa International Journal of Solids and Structures 2020-12-11

10.1016/j.ijsolstr.2020.11.037 article EN publisher-specific-oa International Journal of Solids and Structures 2020-12-07

Surface wrinkling in stiff-film/soft-substrate bilayers is a common phenomenon biological systems and increasingly being exploited thin-film technology. While the onset of surface end-compressed well understood, questions remain with regards to evolution pattern intermediate deep post-wrinkling regimes, especially when substrate strongly pre-compressed. Here, we explore bifurcation landscape pre-compressed substrates, using hyperelastic, plane strain finite-elements generalized...

10.1098/rspa.2022.0173 article EN cc-by Proceedings of the Royal Society A Mathematical Physical and Engineering Sciences 2022-09-01
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