Zobrazeno 1 - 10
of 3 270
pro vyhledávání: '"JIANWEI ZHANG"'
Publikováno v:
Journal of Materials Research and Technology, Vol 34, Iss , Pp 479-489 (2025)
In this paper, a finite element model is developed to investigate residual stress and microstructural changes in 18CrNiMo7-6 alloy steel during pre-mixed jet strengthening. The model employs a dislocation density-based constitutive relationship, with
Externí odkaz:
https://doaj.org/article/edc70412d92041ffa685b5c1d52e6f04
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 12, Pp 5109-5120 (2024)
Bacterial suspension is an essential component of microbially induced carbonate precipitation (MICP)-based biocement and a large-scale production is required for field applications. In this study, a new bacterial concentration method is proposed to e
Externí odkaz:
https://doaj.org/article/c1965deb19814c1099843239e682f639
Autor:
Yajie Weng, Hanjiang Lai, Junjie Zheng, Mingjuan Cui, Yihang Chen, Zhitao Xu, Wensong Jiang, Jianwei Zhang, Yu Song
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 12, Pp 5135-5146 (2024)
The one-phase-low-pH method is a simple, efficient, and user-friendly biogrouting technique that can effectively improve the biomineralization of enzyme-induced carbonate precipitation (EICP) using free urease enzyme. One of the most significant adva
Externí odkaz:
https://doaj.org/article/f2771f99a25b4953a278a85b241d1de4
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract This study conducts push-out tests on eight geopolymer concrete filled steel tube column specimens with varying design parameters to evaluate the effects of steel tube wall thickness, concrete strength, and the presence of welded longitudina
Externí odkaz:
https://doaj.org/article/eff5a7d0d9f142a3b286082e6dc0417c
Publikováno v:
IET Power Electronics, Vol 17, Iss 15, Pp 2572-2583 (2024)
Abstract Conventional single‐vector model predictive control (MPC) can suffer from low control accuracy, while multi‐vector MPC is often criticized for its complexity and heavy computational burden. In order to address these issues, an adjacent v
Externí odkaz:
https://doaj.org/article/9d4fa881fcf24c1abb48185640f3943b
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-15 (2024)
Abstract The booming air transportation industry inevitably burdens air traffic controllers’ workload, causing unexpected human factor-related incidents. Current air traffic control systems fail to consider spoken instructions for traffic predictio
Externí odkaz:
https://doaj.org/article/b5c15e2313304a43bebfa66fc5354c71
Autor:
Jianwei Zhang, Mengna Liang, Chaoqi Zhang, Kai Yang, Wei Song, Fuping Feng, Yan Zhou, Yan Yang
Publikováno v:
Alexandria Engineering Journal, Vol 114, Iss , Pp 404-418 (2025)
Coal rock has well-developed bedding and joint, strong brittleness, oil-wet surface, poor affinity with cement, and poor mechanical properties. Therefore, it cannot provide high-quality wellbore sealing, which further restricts the development of coa
Externí odkaz:
https://doaj.org/article/cfec705c2b16452bb378e2119b57e9a6
Publikováno v:
IET Computer Vision, Vol 18, Iss 7, Pp 968-981 (2024)
Abstract Human actions are predominantly presented in 2D format in video surveillance scenarios, which hinders the accurate determination of action details not apparent in 2D data. Depth estimation can aid human action recognition tasks, enhancing ac
Externí odkaz:
https://doaj.org/article/321068b827f64ce5ad6abb9722650ae0
Publikováno v:
Natural Gas Industry B, Vol 11, Iss 5, Pp 553-568 (2024)
The interaction between shale bedding planes and fluids significantly weakens their structural integrity, profoundly affecting borehole stability in shale reservoirs. However, traditional analyses often overlook fluid intrusion from the borehole into
Externí odkaz:
https://doaj.org/article/08856f720fc84971bc052042c93ce757
Publikováno v:
BMC Endocrine Disorders, Vol 24, Iss 1, Pp 1-10 (2024)
Abstract Objective The current systematic review and meta-analysis assessed the prevalence of central precocious puberty (CPP) throughout the novel coronavirus disease 2019 (COVID-19) pandemic. Design A systematic review and meta-analysis were carrie
Externí odkaz:
https://doaj.org/article/cf012050976d49229044205aaec1f590