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Wang, Yihui (author), Zhu, Songwei (author), Li, Shukai (author), Yang, Lixing (author), De Schutter, B.H.K. (author)In practice, the operation of high-speed trains is often affected by adverse weather conditions or equipment failures, which result in delays and even cancellations of train services. In this article, a novel two-layer hierarchical model predictive control (MPC) model is proposed for on-line high-speed railway delay management and train...journal article 2022
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Ren, Jie (author), Zhang, Lihai (author), Zhu, Yingcan (author), Li, Z. (author), San Nicolas, Rackel (author)This study compares the degradation behavior of the alkali-activated slag/fly ash (AASF) and ordinary Portland cement (OPC) mortars exposed to phosphoric acid with different pH values. The experimental results show that AASF mortars exhibit better resistance than OPC mortars against surface damage, although both systems get white deposits on the...journal article 2022
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Ahvanooey, Milad Taleby (author), Zhu, Mark Xuefang (author), Li, Qianmu (author), Mazurczyk, Wojciech (author), Choo, Kim Kwang Raymond (author), Gupta, Brij B. (author), Conti, M. (author)User authentication remains a challenging issue, despite the existence of a large number of proposed solutions, such as traditional text-based, graphical-based, biometrics-based, Web-based, and hardware-based schemes. For example, some of these schemes are not suitable for deployment in an Internet of Things (IoT) setting, partly due to the...journal article 2022
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Li, Meng (author), Zhu, Liehuang (author), Zhang, Zijian (author), Lal, C. (author), Conti, M. (author), Alazab, Mamoun (author)Traffic monitoring services collect traffic reports and respond to users' traffic queries. However, the reports and queries may reveal the user's identity and location. Although different anonymization techniques have been applied to protect user privacy, a new security threat arises, namely, n-by-1 jamming attack, in which an anonymous...journal article 2022
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He, Yuxin (author), Li, L. (author), Zhu, X. (author), Tsui, Kwok Leung (author)Short-term forecasting of passenger flow is critical for transit management and crowd regulation. Spatial dependencies, temporal dependencies, inter-station correlations driven by other latent factors, and exogenous factors bring challenges to the short-term forecasts of passenger flow of urban rail transit networks. An innovative deep...journal article 2022
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Wang, Jue (author), Yuan, Weiyi (author), Li, Z. (author), Zhu, Yingcan (author), Santos, Thebano (author), Fan, J. (author)This paper presents a convenient and efficient method to predict the mechanical solutions of a laminated Liquid Crystal Elastomers (LCEs) system subjected to combined thermo-mechanical load, based on a back propagation (BP) neural network which is trained by machine learning from a database established by analytical solutions. Firstly, the...journal article 2022
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Zhu, Songfeng (author), Li, Xueyuan (author), Qu, Xinyi (author), Liu, Qi (author), Li, Z. (author)This paper proposes a linear quadratic controller based on particle swarm algorithm for the rear wheel control of four-wheel steering vehicle. Particle swarm optimization with fitness functions is used to optimize the coefficients of the weight matrix offline. The fuzzy rules following the controller is used if the road condition is terrible....conference paper 2022
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Rabiee, Hesamoddin (author), Ge, Lei (author), Zhao, Jing (author), Zhang, Xueqin (author), Li, Mengran (author), Hu, Shihu (author), Smart, Simon (author), Rufford, Thomas E. (author), Zhu, Zhonghua (author)Regulating the rational wettability on gas-diffusion electrodes (GDEs) plays a pivotal role to improve the efficiency of CO<sub>2</sub>RR via fine-tuning the reaction zone and boosting the formation of triple-phase interfaces. Herein, we present a wettability regulation strategy that modulates the triple-phase reaction zone in the catalyst...journal article 2022
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Zhu, Liang (author), Guo, Mingxing (author), Li, G. (author), Zhang, Jishan (author)The intergranular corrosion (IGC) resistance of age-hardening Al–Mg–Si–Cu alloys is closely related to the precipitation behavior adjacent to grain boundaries. In this study, we proposed to regulate the interaction of solute atoms and solute partitioning of Zn-containing Al–Mg–xSi–Cu alloys by introducing dislocations, which can...journal article 2022
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Li, Yuanyuan (author), Li, Jun (author), Li, Chao (author), Chen, Anqi (author), Bai, Tao (author), Tang, Shimin (author), Wu, Shaopeng (author), Gao, Y. (author), Zhu, Hongbin (author), Feng, Jianlin (author)A self-compacting steel slag epoxy resin concrete (SERC) was designed with steel slag as aggregate and epoxy resin as binder for rapid repair of road expansion joints and pavement. At the same time, a group of self-compacting basalt epoxy resin concrete (BERC) with basalt as coarse aggregate and limestone as fine aggregate was set up as the...journal article 2022
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Li, Meng (author), Gao, Jianbo (author), Zhu, Liehuang (author), Zhang, Zijian (author), Lal, C. (author), Conti, M. (author), Alazab, Mamoun (author)Ride-Hailing Service (RHS) has drawn plenty of attention as it provides transportation convenience for riders and financial incentives for drivers. Despite these benefits, riders risk the exposure of sensitive location data during ride requesting to an untrusted Ride-Hailing Service Provider (RHSP). Our motivation arises from repetitive...journal article 2022
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Ahvanooey, Milad Taleby (author), Zhu, Mark Xuefang (author), Mazurczyk, Wojciech (author), Li, Qianmu (author), Kilger, Max (author), Choo, Kim Kwang Raymond (author), Conti, M. (author)While encryption can prevent unauthorized access to a secret message, it does not provide undetectability of covert communications over the public network. Implementing a highly latent data exchange, especially with low eavesdropping/discovery probability, is challenging for practical scenarios, such as social and political movements in...journal article 2022
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Wang, Fu (author), Zhu, Hongbin (author), Li, Yuanyuan (author), Gu, Dengjun (author), Gao, Y. (author), Feng, Jianlin (author), Shu, Benan (author), Li, Chao (author), Wu, Shaopeng (author)Conventional asphalt mixture has poor microwave absorbing performance and microwave heating efficiency. Based on the characteristics of dielectric loss of scrap tire pyrolysis carbon black (PCB), it is proposed to improve the microwave absorbing performance and self-healing rate of bitumen. The phase composition and electromagnetic parameters...journal article 2022
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Zhu, Xinting (author), Lin, Yu (author), He, Yuxin (author), Tsui, Kwok Leung (author), Chan, Pak Wai (author), Li, L. (author)With the dynamic air traffic demand and the constrained capacity resources, accurately predicting airport throughput is essential to ensure the efficiency and resilience of air traffic operations. Many research efforts have been made to predict traffic throughputs or flight delays at an airport or over a network. However, it is still a...journal article 2022
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Wang, Fu (author), Zhu, Hongbin (author), Shu, Benan (author), Li, Yuanyuan (author), Gu, Dengjun (author), Gao, Y. (author), Chen, Anqi (author), Feng, Jianlin (author), Wu, Shaopeng (author)Traditional asphalt mixtures can't absorb microwave energy efficiently, which limits the development of microwave heating technology in the field of road maintenance. Based on the microwave heating characteristics of basalt aggregates, the overall microwave self-healing rate of the asphalt mixture can be enhanced. The basalt was tested by XRF,...journal article 2022
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Zhu, Yonghao (author), Hu, Yanjun (author), Guo, Qianqian (author), Zhao, Lingqin (author), Li, Lianming (author), Wang, Y. (author), Hu, Guixiang (author), Wibowo, Haryo (author), Di Maio, F. (author)One of the main challenges of bottom ash reutilization is heavy metal and salts' leaching potential. The effect of wet treatment on chemical composition and leaching toxicity of bottom ash were investigated in this study to mitigate this leaching potential. Batch leaching and column leaching tests were first conducted to investigate the...journal article 2022
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Li, Wei (author), Zhu, Lehong (author), Xie, Guohu (author), Hu, Peng (author), de Vriend, H.J. (author)The past decades have witnessed frequent flood peak discharges increase in the Lower Yellow River (LYR). Yet no consensus for its mechanism has been achieved. Here 21 events of the peak discharge increase (PDI) in the period of 1973–2012 are analysed. It is shown that the mean increment of peak discharge increases from 810 m<sup>3</sup>/s to...journal article 2022
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Zhu, Xiuxing (author), Xu, Yingpeng (author), Li, Xiaoyang (author), Hou, Rui (author), Ye, G. (author)The contact stress of flexible joint is an important factor affecting the safety of ultra-short-radius drilling tools. However, calculating the contact stress accurately is difficult, because the method for solving the multibody collision of the flexible joint is complex. A novel analytical method for the contact stress of ball cage flexible...journal article 2022
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van Bergeijk, H.D. (author), Zhu, P. (author), Zhu, Yin (author), Li, Y. (author)本文介绍了荷兰建筑史学家赫尔曼·凡·贝赫艾克和其博士生团队对荷兰著名建筑师赫尔曼·赫茨伯格的专访。此次采访是为了准备 2022 年赫茨伯格 90 岁生日的庆祝活动。讨论的重点包括时间和手绘、结构主义、设计的延续性、建筑教育以及赫茨伯格目前关注的领域。在采访中，凡·贝赫艾克和他的团队成员就手绘在设计过程中的重要性、赫茨伯格对结构主义建筑运动的看法以及设计中延续性与时间概念的关系提出了引人思考的问题。此外，讨论还涉及赫茨伯格在建筑教育方面的经验和想法，以及他对该领域目前的兴趣。这次专访提供了对赫茨伯格在建筑基本方面看法宝贵见解，并深入了解了他对于设计标志性建筑的理念。<br/><br/>This article presents an interview with renowned...journal article 2023
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Zhu, Yifan (author), Lu, Huimin (author), Wang, Jianping (author), Yu, Tongjun (author), Li, Z.Z.L. (author), Tian, Yucheng (author)In order to improve the light extraction of AlGaN-based short wavelength ultraviolet light emitting diodes (DUC-LEDs), a type of microstructure with high aspect ratio is introduced and optimized on the AlN substrate surface. And, particle swarm optimization (PSO) algorithm is used to inverse design of the surface microstructure to maximize...journal article 2023