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Wang, Shaochun (author), Xu, Lei (author), Zhang, X. (author), Long, Luyuan (author), Zhuang, Xiaoying (author)This study demonstrates the design and field implementation of an innovative servo concrete bracing system in foundation pit excavation. The bracing system comprises concrete struts, revised purlins, and hydraulic jacks, and its field performance is evaluated in a deep foundation pit project in Shanghai, China. The field measurements demonstrate...journal article 2024
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Jia, Junru (author), Menenti, M. (author), Jia, Li (author), Chen, Qiting (author), Xu, Anlun (author)Accurate and continuous estimation of surface albedo is vital for assessing and understanding land–surface–atmosphere interactions. We developed a method for estimating instantaneous all-sky at-surface shortwave upwelling radiance and albedo over the Tibetan Plateau. The method accounts for the complex interplay of topography and atmospheric...journal article 2024
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Jia, Junru (author), Menenti, M. (author), Jia, Li (author), Chen, Qiting (author), Xu, Anlun (author)Accurate knowledge of the at-surface solar irradiance (SSI) is essential for retrieving surface and atmospheric properties using satellite measurements of backscattered and reflected radiance. The latter is affected by surface-atmosphere interactions, including the effects of terrain. The SSI is affected by the same processes. This study...journal article 2024
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Xu, Xiaoyang (author)This research examines how construction project managers in China integrate sustainability into their decision-making processes despite other constraints, such as cost, time, and quality. Using a Q-methodology, the study reveals a variety of managers' perspectives and strategies on sustainability, highlighting the complexity of integrating...master thesis 2023
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MOUZAKIDIS, DIMITRIOS (author), Puti Nabila Riyadi, Puti (author), Nestoras, Konstantinos (author), Xu, Leon (author), Liu, Na (author), Köbben, Stein (author)Modern navigation heavily relies on Global Navigation Satellite Systems (GNSS) and digitized road network databases, but faces limitations in GNSS-denied areas and complex 2D road netowrks. This project addresses these challenges by developing a methodology to create and store a comprehensive 3D road and terrain dataset for enhanced navigation....student report 2023
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Xu, Chenghao (author)In recent years, visual Simultaneous Localization and Mapping (SLAM) have gained significant attention and found wide-ranging applications in diverse scenarios. Recent advances in computer vision and deep learning also enrich visual SLAM capabilities in scene understanding and large-scale operation. However, despite remarkable performance in...master thesis 2023
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Xu, Bingyan (author)Microwave Induced Plasma (MIP) is an advanced decapsulation tool developed by Jiaco Instruments. The goal of this thesis is to optimise the current MIP system. There are two directions: 1. Improve the etching rate. 2. Find selectivity between different materials (Si, SiO2, SiN). The experiments are divided into two parts in total, improved...master thesis 2023
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Xu, Y. (author)Micro air vehicles (MAVs) have shown significant potential in modern society. The development in robotics and automation is changing the roles of MAVs from remotely controlled machines requiring human pilots to autonomous and intelligent robots. There is an increasing number of autonomous MAVs involved in outdoor operations. In contrast, the...doctoral thesis 2023
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Xu, Ran (author)The controller placement problem concerns the placement of controllers on Software-Defined Networks such that a pre-defined objective is optimized. In this thesis, we conduct research on the controller placement problem with network availability as the performance metric. Unlike other approximate evaluations, we compute the exact value with the...master thesis 2023
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Xu, Cassie (author)Malware poses a serious security risk in today’s digital environment. The defense against malware mainly relies on proactive detection. However, antivirus products often fail to detect new malware when the signature is not yet available. In the event of a malware infection, the common remediation strategy is reinstalling the system. However, the...master thesis 2023
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Xu, Jiaming (author)Tabular data is widely used in various fields and applications, making the synthesis of such data an active area of research. One important aspect of this research is the development of methods for privacy-preserving data synthesis, which aims to generate synthetic data that retains statistical properties while protecting the privacy of...master thesis 2023
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Xu, Ke (author)The problem of assisting users in comprehending the robotic scenario information in a retail setting has been studied. To design the system, an integrated ontology composed of several IEEE standard ontologies and a labelled property graph (LPG)-based ontology modified from the Web Ontology Language (OWL)-based ontology was proposed to symbolize...master thesis 2023
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Xu, Zelin (author)There are multiple types of objects distributed along the rail trackside to support the operation of railroads. Damage to those objects will result in delay and cancellation of trains. Therefore, the maintenance of the objects is important to ensure the safety of railway operations, and the key to maintenance is to know the accurate position of...master thesis 2023
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Dianyu, E. (author), Su, Zhongfang (author), Zeng, Jia (author), Yang, Liuyimei (author), Li, Jing (author), Xu, Qiang (author), Wang, L. (author), Cui, Jiaxin (author)Ionic rare earth ore is a type of featured rare earth ore in China. Its mining process suffers from a long leaching cycle and considerable consumption of leaching agents. Improving mining efficiency requires a sound physical understanding of the leaching process. In this study, the CFD-based numerical model is used to analyze the physical...journal article 2023
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Wan, Z. (author), Xu, Y. (author), Šavija, B. (author)Compared with other self-healing mechanisms, embedding vascular networks in cementitious matrix enables repairing wider cracks and performing multiple healing cycles. For vascular-based self-healing cementitious composites, additive manufacturing (AM) allows fabricating vascular structures with complex geometry. For Fused Filament Fabrication ...book chapter 2023
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Wang, Guozhi (author), Pei, Binbin (author), Xu, Haojun (author), Lv, Maolong (author), Zhao, Z. (author), Bu, Xiangwei (author)This paper proposes a flight risk analysis method that combines risk assessment and visual deduction to study the causes of flight accidents, specifically the loss of control caused by failure factors. The goal is to explore the impact of these failure factors on loss-of-control events and illustrate the risk evolution under different scenarios...journal article 2023
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Xu, Z. (author), Ye, G. (author)One of the key problems that affect the durability of reinforced concrete structures is the corrosion of rebar induced by chloride. Despite the complicated transport mechanism of chloride ions in cementitious materials, diffusion is still the key mechanism of chloride ingress. The determination of the chloride diffusion coefficient will help to...journal article 2023
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Xie, Weiming (author), Sun, J. (author), Guo, Leicheng (author), Xu, Fan (author), Wang, Xianye (author), Ji, Hongyu (author), Fan, Yaoshen (author), Wang, Zhengbing (author), He, Qing (author)Coastal tidal flats provide valuable ecosystems, but are highly sensitive to tidal dynamics, sea-level rise, and human activities. Tidal inundation depth and frequency are known to affect tidal flat morphodynamics. However, the causes, processes and extent remain uncertain, particularly given the associated changes in sediment availability. In...journal article 2023
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Zhang, Yanxu (author), Wu, Peipei (author), Xu, Ruochong (author), Wang, Xuantong (author), Lei, Lili (author), Schartup, Amina T. (author), Peng, Yiming (author), Pang, Qiaotong (author), Luijendijk, Arjen (author)Correction to: Nature Communications, published online 13 March 2023 The original version of this Article contained an error in Fig. 2, in which c was incorrectly described as “middle scenario” where it should have been described as “low scenario”. The correct version of Fig. 2 is: (Figure presented.) which replaces the previous incorrect...journal article 2023
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Liu, Y. (author), Xu, M. (author), Portela, L. (author), Garbin, V. (author)Emulsions stabilized by nanoparticles, known as Pickering emulsions, exhibit remarkable stability, which enables applications ranging from encapsulation, to advanced materials, to chemical conversion. The layer of nanoparticles at the interface of Pickering droplets is a semi-permeable barrier between the two liquid phases, which can affect the...journal article 2023