Results 31 to 40 of about 22,236 (295)

Research on Data Platform of Urban Rail Signaling Intelligent Operation and Maintenance System

open access: yes, 2021
Aiming at the problem of massive data processing in the construction and application of urban rail signaling intelligent operation and maintenance system, this paper studies a data platform of urban rail signaling intelligent operation and maintenance ...
YANG Jiang, DENG Yongqi, YANG Yibin
core   +1 more source

Performance evaluation and selection of the core drill bits for lunar rock

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources
The objective of this study is to systematically examine the drilling efficiency and performance of various core drill bits in lunar rock formation using the discrete element method (DEM) and drilling experiments conducted in a lunar vacuum environment ...
Xuan Wang   +6 more
doaj   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Offshore wind power digital twin modeling system for intelligent operation and maintenance applications [PDF]

open access: yes
Offshore wind power operates in a complex and harsh environment, while turbines continue to develop in the direction of large capacity and scale. Therefore, offshore wind power increasingly needs to reduce the overall operation and maintenance costs and ...
Shen Feng   +5 more
core   +3 more sources

Energy Release Mechanism of Underwater Implosion With Different Structural Bodies

open access: yesGeofluids
Underwater implosion is typically accompanied by intense shock wave energy. The investigation of its energy release mechanism is crucial for structural safety protection, marine environmental monitoring, ocean acoustic field analysis, and energy ...
Yuhao Zhang   +5 more
doaj   +1 more source

Design and experimental study of a tethered self-excavating drilling and coring scheme for lunar deep mining

open access: yesMeitan kexue jishu
The development and utilization of lunar mineral resources is an important way to solve the earth’s energy crisis. Drilling and coring, an effective method for lunar section sample collection, is a key prerequisite for accurately identifying the ...
Mingzhong GAO   +10 more
doaj   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

Research on train wheel point cloud registration algorithm based on key points by fusing Super-4PCS and ICP

open access: yesScientific Reports
Wheels are critical components of railway vehicles, and the dynamic measurement of wheel parameters is of paramount importance for the safe operation of trains.To enhance the matching accuracy in the existing dynamic measurement processes for train wheel
Qian Xiao   +5 more
doaj   +1 more source

Interpretable Data-Driven Explicit Shear Formula for Keyed Dry Joints Considering Steel Fiber Contribution

open access: yesBuildings
Precast concrete segmental bridges rely on keyed dry joints to transfer shear forces, yet existing formulas have insufficient accuracy for normal concrete (NC) and ultra-high-performance concrete (UHPC) joints.
Qingkun Wei   +5 more
doaj   +1 more source

Single‐cell DNA methylation profiling: Technologies, computation, and applications in precision oncology

open access: yesMolecular Oncology, EarlyView.
Single‐cell DNA methylation (scDNAme) profiling maps epimutational clonal evolution, revealing mechanisms of malignancy and therapeutic resistance across diverse cancer types. By providing a high‐resolution landscape of intratumoral heterogeneity, these technologies empower precise patient stratification, guide the development of enhanced ...
Ik Soo Kim
wiley   +1 more source

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