Results 71 to 80 of about 16,297,520 (247)

Characterizing Biopolymer Electrolytes in Zinc–Air Batteries: Challenges, Best Practices, and a Robust Workflow Guiding Future Research Paths

open access: yesAdvanced Energy Materials, EarlyView.
Bio‐based gel polymer electrolytes promise sustainable, mechanically adaptable zinc–air batteries, yet their progress is constrained by inconsistent characterization. This review critically links formulation, structure, interfaces, and cell performance, identifies methodological gaps under alkaline operating conditions, and proposes application ...
Matteo Milanesi   +6 more
wiley   +1 more source

Fuel consumption prediction of driverless trucks in Open-pit mines based on deep Siamese Transformer network model

open access: yesScientific Reports
Accurate prediction of fuel consumption for driverless trucks is crucial for intelligent dispatching and cost reduction in open-pit mines. To address the challenges of limited sample data and complex, interrelated factors, this paper proposes a fuel ...
Jingchang Zhao   +3 more
doaj   +1 more source

Small Target Detection Model for Open-Pit Coal Mines Based on UAV Perspective

open access: yesIEEE Access
To address issues such as missed detection of small targets, low computational efficiency, and difficulties in deploying on edge devices encountered in the detection of uncrewed mining trucks under the complex environment of open-pit coal mines, this ...
Kuan Lv   +4 more
doaj   +1 more source

Harnessing Machine Learning to Understand and Design Disordered Solids

open access: yesAdvanced Intelligent Discovery, EarlyView.
This review maps the dynamic evolution of machine learning in disordered solids, from structural representations to generative modeling. It explores how deep learning and model explainability transform property prediction into profound physical insight.
Muchen Wang, Yue Fan
wiley   +1 more source

Research on Diaphragm Pump Fault Diagnosis Method Based on Res‐DCB‐Net

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Nonstationary pressure pulsation signals of diaphragm pumps contain strong background noise and coupled characteristics. This makes it challenging to extract incipient fault features and to decouple faults with similar physical mechanisms. To address these limitations, this paper proposes a spatiotemporal fault diagnosis model named Res‐DCB ...
Jiahui Wang   +7 more
wiley   +1 more source

Evolution law of crack propagation in sandstone with holes and fractures under loading

open access: yesJournal of Safety and Sustainability
To reveal the evolution law of crack propagation in sandstone under the coupling effect of holes and fractures under loading, uniaxial compression tests were carried out on red sandstone specimens prefabricated with different hole diameters (0–20 mm) and
Xuelong Li   +3 more
doaj   +1 more source

Sustainability assessment of alluvial and open pit mining systems in Colombia: life cycle assessment, exergy Analysis, and emergy accounting [PDF]

open access: yes, 2018
In this doctoral thesis the sustainability of two mining systems in Colombia is evaluated; open-pit and alluvial mining from cradle to gate, through the implementation of environmental, social and / or economic indicators provided by Life Cycle ...
Cano Londoño, Natalia
core  

Composition‐Tunable Lignocellulosic Aerogels From Eucalyptus spp. Bark for Oil and Cu2+ Adsorption

open access: yesJournal of Applied Polymer Science, EarlyView.
Composition‐tunable lignocellulosic aerogels are produced from Eucalyptus spp. bark by combining cellulose, lignin, and microfibrillated cellulose without post‐synthetic functionalization. The resulting porous architectures show contaminant‐dependent performance: CEL favors cooking‐oil uptake, CEL‐M favors pump‐oil uptake, and CEL‐L‐M provides the ...
Patricia Oliveira Schmitt   +15 more
wiley   +1 more source

Open pit uranium mine Zee-2

open access: yes, 2022
Date scanned: 2002-7-18.Figure 6 Open pit uranium mine Zee-2 showing massive failure along south wall. Outlined area "A" of figure 5. NASA Photograph 58-0007, May 1974.Held in the Russell L.

core  

Comparative cranial biomechanics reveal macroevolutionary trends in theropod dinosaurs, with emphasis on Tyrannosauroidea

open access: yesThe Anatomical Record, EarlyView.
Abstract Tyrannosaurus is viewed as a model organism in vertebrate paleontology, with numerous studies analyzing its feeding biomechanics. Nonetheless, the evolution of this feeding performance has been under‐addressed in Tyrannosauroidea, especially in basal tyrannosauroids. Here we used muscle‐force reconstruction and finite element analysis (FEA) to
Evan Johnson‐Ransom   +4 more
wiley   +1 more source

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