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Chen, Wei (author), Liu, Xu (author), Hu, D. (author), Liu, X. (author), Zhu, Xi (author), Fan, Xuejun (author), Zhang, Kouchi (author), Fan, J. (author)During operation in environments containing hydrogen sulfide (H<sub>2</sub>S), such as in offshore and coastal environments, sintered nanoCu in power electronics is susceptible to degradation caused by corrosion. In this study, experimental and molecular dynamics (MD) simulation analyses were conducted to investigate the evolution and...journal article 2024
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Gao, Y. (author), Liu, X. (author), Ren, S. (author), Assaf Martinez-Streignard, E.I. (author), Liu, Pengfei (author), Zhang, Yuqing (author)Bitumen fatigue resistance is critical to determine the overall fatigue performance and service life of asphalt pavements. However, the mechanisms responsible for fatigue damage of bitumen have previously not been well understood. Molecular dynamics (MD) simulation has recently emerged as a powerful computer-aided numerical technique to model...journal article 2024
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Lin, P. (author), Liu, X. (author), Ren, S. (author), Li, Yi (author), Erkens, S. (author), Welvaarts, B. (author), Brouns, K. (author)Developed by Delft University of Technology, the tri-component polyurethane modified cold binder (PMCB) displays impressive durability and strength in asphalt mixtures, showing promise as a reliable binder for cold in-place recycling. However, when applying PMCB for rapid, in-situ recycling, the presence of moisture in reclaimed asphalt...conference paper 2024
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Assaf Martinez-Streignard, E.I. (author), Liu, X. (author), Lin, P. (author), Erkens, S. (author)This paper presents a United Atom (UA) force field for simulating hydrocarbon molecules in bituminous materials, integrating explicit hydrogens into beads with their parent atom. This method simplifies all-atom molecular models, significantly accelerating Molecular Dynamics (MD) simulations of bitumen by 10 to 100 times. Key advantages...journal article 2024
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Chen, Wei (author), Liu, Xu (author), Yang, Zhoudong (author), Liu, X. (author), Hu, D. (author), Zhu, Xi (author), Fan, X. (author), Zhang, Kouchi (author), Fan, J. (author)The power semiconductor joining technology through sintering of copper nanoparticles is well-suited for die attachment in wide bandgap (WBG) semiconductors, offering high electrical, thermal, and mechanical performances. However, sintered nanocopper will be prone to degradation resulting from corrosion in sulfur-containing corrosive...journal article 2024
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Li, Shizhen (author), Liu, X. (author), Gao, Chenshan (author), Wang, S. (author), Li, Jun (author), Ye, Huaiyu (author), Zhang, Kouchi (author), Wu, Shaohui (author)The significance of wafer bonding is fundamental to the progression of electronic systems. Common fabrication techniques for Cu pillars play a crucial role in establishing resilient and efficient interconnects within semiconductor devices. It is imperative to explore the potential of nano-copper as an alternative material to overcome limitations...conference paper 2024
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Ren, S. (author), Liu, X. (author), Erkens, S. (author)The low-temperature relaxation and fatigue cracking performance are two essential aspects in estimating the rejuvenation efficiency of recycling agents (RAs). This study aims to fundamentally investigate the effects of recycling agent type/dosage and aging degree of bitumen on thermodynamic and rheological properties of rejuvenated bitumen at...journal article 2024
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- Liu, X. (author) doctoral thesis 2023
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Liu, X. (author), Xiao, Yuchun (author), Jiang, Huihuang (author), Guo, Y. (author), Yu, Mengwen (author), Tan, Wanzhong (author)This study presents the analogical assessment of the train-induced vibration and radiated noise in a proposed theater. The theater is to be constructed in a region with crowded metro lines, and the assessment is implemented in an analogical building with comparable structural type and metro condition. Prior to the assessment, the comparability...journal article 2023
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Lin, P. (author), Liu, X. (author), Erkens, S. (author), Welvaarts, Bart (author), Brouns, Koen (author)Cold in-place recycling is gaining more attention worldwide because of its lower energy consumption, while the normally used asphalt emulsion and foamed asphalt cannot meet this requirement of short traffic disturbance and road performance of the surface layer. In this research, a polyurethane-modified cold binder (PMCB) was designed and...journal article 2023
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- Liu, X. (author), Zhang, Yuqing (author), You, Zhanping (author), Wang, Linbing (author), Zhou, Changhong (author) contribution to periodical 2023
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Tan, C. (author), Wang, S. (author), Yang, Huiru (author), Huang, Qianming (author), Li, Shizhen (author), Liu, X. (author), Ye, H. (author), Zhang, Kouchi (author)Short-wave ultraviolet (also called UVC) irradiation is a well-adopted method of viral inactivation due to its ability to damage genetic material. A fundamental problem with the UVC inactivation method is that its mechanism of action on viruses is still unknown at the molecular level. To address this problem, herein we investigate the...journal article 2023
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Assaf Martinez-Streignard, E.I. (author), Liu, X. (author), Lin, P. (author), Erkens, S. (author), Nahar, Sayeda (author), Mensink, Liz I.S. (author)Conventional Molecular Dynamics (MD) models of bitumen are built by homogeneously mixing molecules in a volume without considering that the molecules in bitumen are known to exhibit phase behavior and form distinctive molecular arrangements. These are known to have a significant impact in the behavior of bitumen, and considering their...journal article 2023
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Jing, R. (author), Apostolidis, P. (author), Liu, X. (author), Naus, R. (author), Erkens, S. (author), Scarpas, Athanasios (author)Epoxy asphalt attracted the attention of road authorities in many countries as a solution for du-rable open-graded porous asphalt (OGPA) surface layers with enhanced longevity. Nevertheless, the recycla-bility of aged epoxy asphalt materials has not been thoroughly studied yet. This research presents an experi-mental program conducted in the...conference paper 2023
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Liu, X. (author), Dabiri, A. (author), Xun, Jing (author), De Schutter, B.H.K. (author)This paper deals with the train scheduling problem for metro networks taking into account time-dependent passenger origin–destination demands and train speed profiles. The aim is to adjust train schedules online according to time-dependent passenger demands so that passenger satisfaction and operational costs are jointly optimized. An...journal article 2023
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Zhao, J. (author), Liu, X. (author), Wu, Zijin (author), Ibrahim, B. (author), Thieme, J. (author), Brocks, Geert (author), Tao, Shuxia (author), Bannenberg, L.J. (author), Savenije, T.J. (author)State-of-the-art triple cation, mixed halide perovskites are extensively studied in perovskite solar cells, showing very promising performance and stability. However, an in-depth fundamental understanding of how the phase behavior in Cs<sub>0.05</sub>FA<sub>0.85</sub>MA<sub>0.10</sub>Pb(I<sub>0.97</sub>Br<sub>0.03</sub>)<sub>3</sub> (CsMAFA)...journal article 2023
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Liu, X. (author), Dabiri, A. (author), De Schutter, B.H.K. (author)Effective timetable scheduling strategies are essential for passenger satisfaction in urban rail transit networks. Most existing passenger-centric timetable scheduling approaches generate a timetable according to deterministic passenger origin-destination (OD) demands. As passenger OD demands in urban rail transit networks generally show a...journal article 2023
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Sattari, R. (author), Hu, D. (author), Liu, X. (author), van Zeijl, H.W. (author), Vollebregt, S. (author), Zhang, Kouchi (author)The rapid development of power electronics has challenged the thermal integrity of semiconductor packaging. Further developments in this domain can be supported significantly by utilizing fast and flexible thermal characteristic evaluation. This study employs the transient dual interface method (TDIM) to characterize and compare the thermal...journal article 2023
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Wang, Sheng (author), Huang, Weidong (author), Liu, X. (author), Lin, P. (author)The goal of this study was to investigate the effect of styrene-butadiene-styrene (SBS) polymer on the aging properties of high-content terminal blend rubber modified asphalt (HCTBMA). All asphalt was tested for chemo-rheological properties using an attenuated total reflection-Fourier transform infrared spectroscopy (ATR-FTIR) test,...journal article 2023
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Liu, X. (author), Kayser, Manfred (author), Kushner, S.A. (author), Tiemeier, H (author), Rivadeneira, F (author), Jaddoe, Vincent (author), Niessen, W.J. (author), Wolvius, E.B. (author), Roshchupkin, G.V. (author)STUDY QUESTION: Is there an association between low-to-moderate levels of prenatal alcohol exposure (PAE) and children's facial shape? SUMMARY ANSWER: PAE before and during pregnancy, even at low level (<12 g of alcohol per week), was found associated with the facial shape of children, and these associations were found attenuated as...journal article 2023