- document
-
Chen, B. (author), Zuo, Yibing (author), Zhang, Shizhe (author), Miranda de Lima Junior, L.C. (author), Liang, X. (author), Chen, Y. (author), van Zijl, Marc Brito (author), Ye, G. (author)This work evaluated the reactivity and leaching potential of municipal solid waste incineration (MSWI) bottom ash as supplementary cementitious material (SCM) and precursor for alkali-activated materials (AAM). The chemical composition of the amorphous phase in MSWI bottom ash was found to be in the same range as that of Class F coal fly ash....journal article 2023
- document
-
Jiang, Xi (author), Zhu, Hehua (author), Yan, Zhiguo (author), Zhang, Fengshou (author), Ye, Fei (author), Li, Peinan (author), Zhang, X. (author), Dai, Zhiren (author), Bai, Yun (author), Huang, Baoshan (author)Backfill grouting plays a vital role in shield tunneling. This paper aims to present a comprehensive review of the development and progress of backfill grouting materials specifically designed for shield tunneling. Initially, the various components of grouts, such as pozzolanic materials, filling fine aggregates, and chemical additives, are...journal article 2023
- document
-
Sheng, Yue (author), Jin, Sheng (author), Comeau, M.J. (author), Hou, Zengqian (author), Zhang, Letian (author), Wei, Wenbo (author), Ye, Gaofeng (author)The Dinggye region, in the central part of the Himalayan orogenic belt, includes the southern part of the Xainza-Dinggye rift and the Mabja Gneiss Dome with leucogranite cores. Previous studies of gneiss domes in this region report the existence of channel flow processes or tectonic exhumation, in addition to partial melting of orogenic mid...journal article 2023
- document
-
Jiang, Jing (author), Wang, S. (author), Liu, X. (author), Liu, Jianhui (author), Li, Jun (author), Zhou, Dexiang (author), Zhang, Kouchi (author), Ye, H. (author), Tan, C. (author)High electric-field stress is an effective solution to the recovery of irradiated devices. In this paper, the dependence of the recovery level on the magnitude of gate voltage and duration is investigated. Compared with the scheme of high gate-bias voltage with a short stress time, the transfer characteristics are significantly recovered by...journal article 2022
- document
-
Zhang, Shizhe (author), Ye, G. (author), Lukovic, M. (author), Hendrik, H. (author), Scharringa, A. (author)In Nederland wordt veel aandacht besteed aan geopolymeerbeton als een van de mogelijkheden om de CO₂-voetafdruk van beton te verlagen. Hoewel dit materiaal op laboratoriumschaal uitgebreid is onderzocht, zijn praktische toepassingen en ervaringen nog maar beperkt beschikbaar. Bovendien bestaan er voor een brede en grootschalige constructieve...journal article 2022
- document
-
Liu, X. (author), Li, Shizhen (author), Tan, C. (author), Gao, Chenshan (author), Liu, Yang (author), Ye, H. (author), Zhang, Kouchi (author)Nano copper sintering technology has great potential to be widely applied in the wide-bandgap semiconductor packaging. In order to investigate the coalescence kinetics of copper nano particles for this application, a molecular dynamic (MD) simulation was carried out at low temperature on a special model containing two substrate and multiple...journal article 2022
- document
-
Avet, François (author), Li, Xuerun (author), Ben Haha, Mohsen (author), Bernal, Susan A. (author), Bishnoi, Shashank (author), Cizer, Özlem (author), Cyr, Martin (author), Ye, G. (author), Zhang, Shizhe (author)The results of phase 1 of an interlaboratory test, coordinated by the RILEM TC 267-TRM “Tests for Reactivity of Supplementary Cementitious Materials” showed that the R<sup>3</sup> (rapid, relevant, reliable) test method, by measurement of heat release or bound water, provided the most reliable and relevant determination of the chemical...journal article 2022
- document
-
Ye, Guigen (author), Fan, X. (author), Middelburg, L.M. (author), el Mansouri, B. (author), Poelma, René H. (author), Zhang, Kouchi (author)In this paper, stability and mechanistic simulations for a four-beam-mass-based MEMS gravimeter were conducted, and guidelines for the gravimeter design were proposed. Based on a prototyped MEMS device, the nonlinear finite element model was validated first against the experimental results. Then, we demonstrated three different scenarios in...journal article 2022
- document
-
Tan, C. (author), Wang, S. (author), Yang, Huiru (author), Huang, Qianming (author), Li, Shizhen (author), Liu, X. (author), Ye, H. (author), Zhang, Kouchi (author)Recent reports focus on the hydrogenation engineering of monolayer boron phosphide and simultaneously explore its promising applications in nanoelectronics. Coupling density functional theory and finite element method, we investigate the bowtie triangle ring microstructure composed of boron phosphide with hydrogenation based on structural and...journal article 2022
- document
-
Zhang, Y. (author), Wu, Kai (author), Yang, Zhengxian (author), Ye, G. (author)Reliable characterization of the pore structure is essentially important for transport-related durability studies of cementitious materials. Mercury intrusion porosimetry has been commonly used for pore structure measurement while the ink-bottle effect significantly affects the trustworthiness of pore size features of cementitious materials....journal article 2022
- document
-
Zhao, Menglian (author), Zhao, Yibo (author), Zhang, H. (author), Hu, Yaopeng (author), Bao, Yuanxin (author), Ye, Le (author), Qu, Wanyuan (author), Tan, Zhichao (author)This article presents a fully dynamic scalable switched-capacitor delta-sigma modulator that achieves a 94.1-dB dynamic range (DR). Power-and- bandwidth scalability by only changing the clock frequency is achieved using a capacitively biased and swing-enhanced floating inverter operational transconductance amplifier (OTA). Fabricated in a 180...journal article 2022
- document
-
Li, Shizhen (author), Liu, X. (author), Jiang, Jing (author), Tan, C. (author), Gao, Chenshan (author), Liu, Yang (author), Ye, H. (author), Zhang, Kouchi (author)Cu-Ag core-shell (CS) nanoparticle (NP) is considered as a cost-effective alternative material to nano silver sintering material in die attachment application. To further reduce the cost, the thickness of the Ag shell can be adjusted. Whereas the shell thickness will also affect the thermal stability of the Cu-Ag CSNPs. In this study, molecular...conference paper 2022
- document
-
Tan, C. (author), Wang, S. (author), Liu, X. (author), Jiang, Jing (author), Zhang, Kouchi (author), Ye, H. (author)On the basis of the development and application requirements of flexible DC transmission techniques, a 1 kA/10 kV half-bridge IGBT press-pack module is studied. The module is composed of three subunits in series, and each subunit consists of IGBT chips in parallel. In order to solve the problem of chips failure caused by non-uniform rigid...conference paper 2022
- document
-
Ye, G. (author), Fan, X. (author), Zhang, Kouchi (author)In this paper, we presented several practical aspects for building robust and reliable finite element models in thermomechanical modeling in electronics packaging using finite element analysis. Firstly, for layered or patterned structures, a homogenized equivalent model, with equivalent orthotropic material properties, gives excellent...journal article 2022
- document
-
Yang, Huiru (author), Li, Junfeng (author), Shao, Ziyuan (author), Tan, C. (author), Gao, Chenshan (author), Cui, Hongyuan (author), Tang, Xiaosheng (author), Liu, Yufei (author), Zhang, Kouchi (author), Ye, H. (author)The development of high-performance gas sensing materials is one of the development trends of new gas sensor technology. In this work, in order to predict the gas-sensitive characteristics of HfSe<sub>2</sub> and its potential as a gas-sensitive material, the interactions of nonmetallic element (O, S, Te) doped HfSe<sub>2</sub> monolayer and...journal article 2022
- document
-
Sun, Yubo (author), Zhang, Shizhe (author), Rahul, A. V. (author), Tao, Yaxin (author), Van Bockstaele, Filip (author), Dewettinck, Koen (author), Ye, G. (author), De Schutter, Geert (author)This study aims to interpret the early-stage rheology of alkali-activated slag (AAS) paste from microstructure perspectives. The microstructures visualized by cryogenic scanning electron microscopy (cryo-SEM) revealed the essential distinction between hydroxide and silicate-activated slag pastes. The hydroxide-based mixture showed typical...journal article 2022
- document
-
Londono-Zuluaga, Diana (author), Gholizadeh-Vayghan, Asghar (author), Winnefeld, Frank (author), Avet, François (author), Ben Haha, Mohsen (author), Bernal, Susan A. (author), Cizer, Özlem (author), Ye, G. (author), Zhang, Shizhe (author)RILEM TC 267 TRM– “Tests for Reactivity of Supplementary Cementitious Materials” recommends the Rapid Reliable Relevant (R3) test as a method for determining the chemical reactivity of supplementary cementitious materials (SCMs) in Portland cement blends. In this paper, the R3 test was applied to 52 materials from a wide range of conventional...journal article 2022
- document
-
Tan, C. (author), Wang, S. (author), Li, Shizhen (author), Liu, X. (author), Wei, Jia (author), Zhang, Kouchi (author), Ye, H. (author)Owing to the outstanding physical properties of graphene, its biosensing applications implemented by the terahertz metasurface are widely concerned and studied. Here, we present a novel design of the graphene metasurface, which consists of an individual graphene ring and an H-shaped graphene structure. The graphene metasurface exhibits a dual...journal article 2022
- document
-
Tan, C. (author), Zhou, Quan (author), Liu, X. (author), Zhang, Kouchi (author), Ye, H. (author), Wu, Qibao (author)Combining the first principles calculations and the non-equilibrium Green’s function formalisms, we decipher the structural, electronic, and transport properties of boron phosphide (BP) with hydrogenation. Hydrogenated BP monolayer is an indirect semiconductor with a wide-bandgap of 3.76 eV that is favorable in power devices. We find that the...journal article 2022
- document
-
Chen, Jing (author), Liu, X. (author), Zeng, Xiao Liang (author), Ye, Huai Yu (author), Zhang, Kouchi (author)Hexagonal boron nitride (BN) is often used as filler to improve the thermal conductivity of polymer matrix due to its high thermal conductivity. However, previously reported BN-based composites always have a high in-plane thermal conductivity, which is not beneficial for vertical heat dissipation. In addition, high BN content results in the...journal article 2022