Kai Su

ORCID: 0009-0003-7622-7201
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About
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Research Areas
  • Advanced materials and composites
  • High-Temperature Coating Behaviors
  • High Entropy Alloys Studies
  • Innovative concrete reinforcement materials
  • Composite Structure Analysis and Optimization
  • Smart Grid Security and Resilience
  • Non-Destructive Testing Techniques
  • Data Stream Mining Techniques
  • Fluid Dynamics and Vibration Analysis
  • Smart Grid Energy Management
  • Vibration and Dynamic Analysis
  • Blockchain Technology Applications and Security
  • Data Management and Algorithms
  • Geophysical Methods and Applications
  • Synthetic Aperture Radar (SAR) Applications and Techniques
  • Fire effects on concrete materials
  • Advanced Data Storage Technologies
  • Concrete Properties and Behavior

Tsinghua University
2024

North China University of Water Resources and Electric Power
2023

South China University of Technology
2018-2021

University of Hong Kong
2018-2019

Nanyang Technological University
2019

Chinese University of Hong Kong
2019

Guangdong Institute of New Materials
2018

A NbMoTaWVTi refractory high entropy alloy (HEA) has been successfully synthesized by mechanical alloying (MA) and spark plasma sintering (SPS). The microstructure properties of this are investigated. It is observed that only two types body-centered cubic (BCC) solid solutions formed in the powders after ball milling for 40 h. However, a new face-centered (FCC) precipitated phase BCC matrix bulk material consolidated SPS. FCC identified as TiO, due to introduction O during preparing process...

10.3390/ma11050669 article EN Materials 2018-04-25

Learned indexes have been demonstrated to outperform traditional ones in memory-resident scenarios. However, recent studies show that they fail B+tree when extended disks directly. In this paper, we argue it is feasible create efficient disk-based learned by applying a set of general transformations and optimizations existing in-memory ones. Through theoretical analysis controlled experiments, propose six transformation guidelines applicable various state-of-the-art index structures fully...

10.1145/3654954 article EN cc-by-nc Proceedings of the ACM on Management of Data 2024-05-29

Various bifurcation phenomena in a nonlinear curved beam subjected to base harmonic excitation, which is governed by coupled equation with both quadratic and cubic nonlinearities, are investigated using the incremental balance (IHB) method. The partial differential that governs motion of given Hamilton’s principle. A spatially discretized governing derived Galerkin’s method, yielding set second-order ordinary different equations. high-dimensional model can take coupling into account derived....

10.1142/s0218127418300239 article EN International Journal of Bifurcation and Chaos 2018-06-30

Due to the rapid development of vehicle manufacturing industry, hazards caused by scrap tire rubber have become one serious problems faced people today. Rubber concrete is made waste into different particle sizes replace fine aggregate in ordinary formed a new type composite material, for disposal tires and opened up way, so that can be reused. compared has Light weight, good elasticity, high toughness, ductility, impact resistance, damping, frost but its strength reduced. From perspective...

10.9734/jerr/2023/v25i10996 article EN Journal of Engineering Research and Reports 2023-10-17

In recent years, application of high strength concrete (HSC) has attracted increasing interest in the construction industry due to its significant economic, architectural, and structural advantages, compared conventional normal (NSC).However, under fire condition, which is one most common hazards that attack building structures, HSC members may be subjected explosive spalling.Strength reduction occur, leading severe consequences such as failure or even collapse whole structure.A newly...

10.30958/ajte.6-3-1 article EN Athens Journal of Τechnology & Engineering 2019-09-01

Abstract To improve the security and efficiency of smart grid power trading, this study designs a trading system based on blockchain technology. The transaction module composed contracts order-matching algorithms is proposed. credit consensus mechanism adopts designed credit-based hybrid mechanism. experimental results showed that under system, successful prices consumers bidding were between price recycling price, making more reasonable. highest utilization rate was 0.84, lowest 0.67,...

10.1186/s44147-024-00562-z article EN cc-by Journal of Engineering and Applied Science 2024-12-01

Nuclear graphite has been widely used as moderating and reflecting materials. However, due to severe neutron irradiation under high temperature, nuclear is prone deteriorate, resulting in massive microscopic flaws even cracks large stress the later period of its service life. It indispensable, therefore, understand fracture behavior provide reference structural integrity safety analysis members reactors. In this paper, we investigated expansion based on PDE image processing methods. We...

10.1117/12.2184552 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2015-06-22
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