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Liang, M. (author), Li, Z. (author), He, S. (author), Chang, Z. (author), Gan, Y. (author), Schlangen, E. (author), Šavija, B. (author)Stress evolution of restrained concrete is a significant direct index in early-age cracking (EAC) analysis of concrete. This study presents experiments and numerical modelling of the early-age stress evolution of Ground granulated blast furnace slag (GGBFS) concrete, considering the development of autogenous deformation and creep. Temperature...journal article 2022
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Huang, Luyao (author), Chang, Weiwei (author), Zhang, Dawei (author), Huang, Ye (author), Li, Z. (author), Lou, Yuntian (author), Qian, Hongchang (author), Jiang, Chengying (author), Li, Xiaogang (author), Mol, J.M.C. (author)The influence of outward extracellular electron transfer (EET) of Pseudomonas aeruginosa in accelerating corrosion of 304 stainless steel was investigated. With less NO<sub>3</sub><sup>−</sup> available as electron acceptor, P. aeruginosa biofilm accelerated the pitting corrosion. The ICP-MS and XPS results indicated that P. aeruginosa...journal article 2022
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Gedik, E. (author), Olenick, Jeffrey (author), Chang, Chu-Hsiang (author), Kozlowski, Steve W.J. (author), Hung, H.S. (author)Space exploration is evolving with the recent increase in interest and investment. For the success of planned long-duration crewed missions, good interpersonal interactions between crew members are crucial. In this study, we evaluate the use of wearables for detection and estimation of the quality of each social interaction participants have...journal article 2022
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Qian, N. (author), Chang, Guobin (author), Ditmar, P.G. (author), Gao, Jingxiang (author), Wei, Zhengqiang (author)High-frequency and correlated noise filtering is one of the important preprocessing steps for GRACE level-2 products before calculating mass anomaly. Decorrelation and denoising kernel (DDK) filters are usually considered as such optimal filters to solve this problem. In this work, a sparse DDK filter is proposed. This is achieved by...journal article 2022
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Guo, P. (author), Chang, Z.Y. (author), Noothout, E.C. (author), Vos, H.J. (author), Bosch, Johan G. (author), de Jong, N. (author), Verweij, M.D. (author), Pertijs, M.A.P. (author)This article presents a compact analog front-end (AFE) circuit for ultrasound receivers with linear-in-dB continuous gain control for time-gain compensation (TGC). The AFE consists of two variable-gain stages, both of which employ a novel complementary current-steering network (CCSN) as the interpolator to realize continuously variable gain....journal article 2022
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Hussain, Mian Zahid (author), van der Linden, B. (author), Yang, Zhuxian (author), Jia, Quanli (author), Chang, Hong (author), Fischer, Roland A. (author), Kapteijn, F. (author), Zhu, Yanqiu (author), Xia, Yongde (author)In situformation of p-n heterojunctions between TiO<sub>2</sub>and Cu<sub>x</sub>O in heteroatom-doped carbon nanocomposites and their applications in photocatalytic H<sub>2</sub>evolution were demonstrated. One-step pyrolysis of bimetal-organic-frameworks NH<sub>2</sub>-MIL-125(Ti/Cu) in steam at 700 °C forms a p-n heterojunction between TiO...journal article 2021
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Kuo, P.C. (author), Illathukandy, Biju (author), Wu, Wei (author), Chang, Jo Shu (author)In this study, an energy, exergy, and environmental (3E) analyses of a plasma-assisted hydrogen production process from microalgae is investigated. Four different microalgal biomass fuels, namely, raw microalgae (RM) and three torrefied microalgal fuels (TM200, TM250, and TM300), are used as the feedstock for steam plasma gasification to...journal article 2021
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Chang, Miguel (author), Thellufsen, Jakob Zink (author), Zakeri, Behnam (author), Pickering, Bryn (author), Pfenninger, Stefan (author), Lund, Henrik (author), Østergaard, Poul Alberg (author)Energy system models are crucial to plan energy transition pathways and understand their impacts. A vast range of energy system modelling tools is available, providing modelling practitioners, planners, and decision-makers with multiple alternatives to represent the energy system according to different technical and methodological considerations...journal article 2021
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Kim, Taehoon (author), Fool, F. (author), Simoes dos Santos, D. (author), Chang, Z.Y. (author), Noothout, E.C. (author), Vos, H.J. (author), Bosch, Johan G. (author), Verweij, M.D. (author), de Jong, N. (author), Pertijs, M.A.P. (author)This paper presents an ultrasound transceiver application-specific integrated circuit (ASIC) directly integrated with an array of 12 × 80 piezoelectric transducer elements to enable next-generation ultrasound probes for 3D carotid artery imaging. The ASIC, implemented in a 0.18 µm high-voltage Bipolar-CMOS-DMOS (HV BCD) process, adopted a...journal article 2021
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Chang, L. (author), Rots, J.G. (author), Esposito, R. (author)Out-of-plane (OOP) failure of unreinforced masonry (URM) walls in two-way bending was widely observed after natural hazards such as earthquakes. Of various crucial factors influencing the force capacity of URM walls in OOP two-way bending (force capacity being defined as the wall peak force in terms of pressure), the pre-compression and...journal article 2021
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Chang, Ximing (author), Wu, Jianjun (author), Sun, Huijun (author), Correia, Gonçalo (author), Chen, JianHua (author)Free-floating bike sharing is an innovative and sustainable travel mode, where shared bikes can be picked up and returned at any proper place on the streets and not just at docking stations. Nevertheless, in these systems, two major problems arise. One is the imbalance of free-floating shared bikes (FFSB) between zones due to one-way trips,...journal article 2021
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van Willigen, D.M. (author), Kang, E. (author), Janjic, Jovana (author), Noothout, E.C. (author), Chang, Z.Y. (author), Verweij, M.D. (author), de Jong, N. (author), Pertijs, M.A.P. (author)This article presents an application-specific integrated circuit (ASIC) designed for intra-vascular ultrasound imaging that interfaces 64 piezoelectric transducer elements to an imaging system using a single micro-coaxial cable. Thus, it allows a single-element transducer to be replaced by a transducer array to enable 3-D imaging. The 1.5-mm...journal article 2021
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Ceron Chafla, P.S. (author), Chang, Yu Ting (author), Rabaey, Korneel (author), van Lier, J.B. (author), Lindeboom, R.E.F. (author)Volatile fatty acid accumulation is a sign of digester perturbation. Previous work showed the thermodynamic limitations of hydrogen and CO<sub>2</sub> in syntrophic propionate oxidation under elevated partial pressure of CO<sub>2</sub> (pCO<sub>2</sub>). Here we study the effect of directional selection under increasing substrate load as a...journal article 2021
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Heijmans, K. (author), Tranca, Ionut C. (author), Chang, Ming Wen (author), Vlugt, T.J.H. (author), Gaastra-Nedea, Silvia V. (author), Smeulders, David M.J. (author)Thermochemical heat-storage applications, based on the reversible endo-/exothermic hydration reaction of salts, are intensively investigated to search for compact heat-storage devices. To achieve a truly valuable storage system, progressively complex salts are investigated. For these salts, the equilibrium temperature and pressure conditions...journal article 2021
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Esmaeil Zadeh, I.Z. (author), Chang, J. (author), Los, Johannes W.N. (author), Gyger, Samuel (author), Elshaari, Ali W. (author), Steinhauer, Stephan (author), Dorenbos, S.N. (author), Zwiller, Val (author)Two decades after their demonstration, superconducting nanowire single-photon detectors (SNSPDs) have become indispensable tools for quantum photonics as well as for many other photon-starved applications. This invention has not only led to a burgeoning academic field with a wide range of applications but also triggered industrial efforts....journal article 2021
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Chang, Z. (author), Xu, Y. (author), Chen, Y. (author), Gan, Y. (author), Schlangen, E. (author), Šavija, B. (author)In this work, the lattice model is applied to study the printing process and quantify the buildability (i.e., the maximum height that can be printed) for 3D concrete printing (3DCP). The model simulates structural failure by incorporating an element birth technique, time-dependent stiffness and strength, printing velocity, non-uniform...journal article 2021
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Yang, Fawei (author), Xu, Feng (author), Fioranelli, F. (author), Le Kernec, Julien (author), Chang, Shaoqiang (author), Long, Teng (author)The latest progress of the multiple-input multiple-output (MIMO) radar system developed for small drones detection at Beijing Institute of Technology is presented herein. A low-cost S-band MIMO scanning radar system is designed for the detection of small drones. A practical design optimisation and implementation of a sparse array covering the...journal article 2021
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Cooke, R.M. (author), Joe, Harry (author), Chang, Bo (author)Regular vines (R-vines) copulas build high dimensional joint densities from arbitrary one-dimensional margins and (conditional) bivariate copula densities. Vine densities enable the computation of all conditional distributions, though the calculations can be numerically intensive. Saturated continuous nonparametric Bayes nets (CNPBN) are...journal article 2021
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Chang, J. (author), Los, J. W.N. (author), Tenorio Pearl, J.O. (author), Noordzij, N. (author), Gourgues, R.B.M. (author), Guardiani, A. (author), Zichi, J. R. (author), Pereira, S.F. (author), Urbach, Paul (author), Zwiller, V. (author), Dorenbos, S.N. (author), Esmaeil Zadeh, I.Z. (author)Single photon detectors are indispensable tools in optics, from fundamental measurements to quantum information processing. The ability of superconducting nanowire single photon detectors (SNSPDs) to detect single photons with unprecedented efficiency, short dead time, and high time resolution over a large frequency range enabled major...journal article 2021
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Li, Chao Chieh (author), Yuan, Min Shueh (author), Liao, Chia Chun (author), Chang, Chih Hsien (author), Lin, Yu Tso (author), Tsai, Tsung Hsien (author), Huang, Tien Chien (author), Liao, Hsien Yuan (author), Staszewski, R.B. (author)In this article, we introduce a fractional-N all-digital phase-locked loop (ADPLL) architecture based on a single LC-tank, featuring an ultra-wide tuning range (TR) and optimized for ultra-low area in 10-nm FinFET CMOS. Underpinned by excellent switches in the FinFET technology, a high turn-on/off capacitance ratio of LC-tank switched...journal article 2021