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Article
Numerical and Experimental Research on Diffusion Characteristic of Polymer Slurry in Narrow Slot at Constant Pressure
To determine the diffusion behavior of a polymer slurry in a narrow slot under a constant pressure head, a relevant simulation model was established based on the theory of a time-varying viscosity, and a visua...
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Article
Deformation and Failure Behaviour of Coal-Backfilling Composite Structure Under Double Shearing
The interface is the weakest region of the coal-backfilling composite structure (CBCS) for underground mines, the sawtooth angles of which is one of the most critical concerns to be accounted. However, limited...
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Article
Flexible supply-demand matching mechanism for C2B crowdsourcing logistics platforms with heterogeneous environment-inclined merchants
Customer-to-Business (C2B) crowdsourcing logistics presents a viable solution to the last-mile delivery problem in e-retailing, offering new prospects for sustainable supply chains. In response to this trend, ...
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Article
Open AccessDrug conjugates for the treatment of lung cancer: from drug discovery to clinical practice
A drug conjugate consists of a cytotoxic drug bound via a linker to a targeted ligand, allowing the targeted delivery of the drug to one or more tumor sites. This approach simultaneously reduces drug toxicity ...
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Article
Open AccessStudy of the Dynamic Failure Characteristics of Anisotropic Shales Under Impact Brazilian Splitting
The mechanical behaviors of shales with transversely isotropic characteristics under dynamic loading have great significance for structural instability in geotechnical engineering. To understand the effect of ...
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Article
Investigation of the Fracture Characteristics of Rock Mass After Thermal–Mechanical Damage Coupling
Thermal–mechanical damage is an important problem threatening the safety of deep rock engineering. In this paper, the effects of coupling damage on the deformation and failure characteristics of rock mass were...
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Article
Air pollution and technological innovation in China: a two-way dynamic perspective
This study establishes a simultaneous equations model to identify the bi-directional causal relationship between technological innovation and air pollution from a two-way dynamic endogenous perspective, and em...
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Article
DEM Modeling of Simultaneous Propagation of Multiple Hydraulic Fractures Across Different Regimes, from Toughness- to Viscosity-Dominated
To improve the effectiveness of fracturing treatment, it is vital to understand how multiple fractures interact with each other. This study presents a fully coupled hydraulic fracture model that considers both...
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Article
Multi-scale adaptive learning network with double connection mechanism for super-resolution on agricultural pest images
Accurate recognition of pests can effectively reduce the negative impact of pests on the agricultural economy. The unprofessional shooting ways result in low-resolution images, which seriously influences the a...
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Article
Experimental Research on Dynamic Failure of Rock–Cemented Material–Rock Interface Considering Strain Rate Effect
Due to the presence of natural joints and weak interlayer interfaces in the rock mass, the rock mass will be damaged or even deformed to high degree under the action of dynamic loads such as strong seismic act...
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Article
Method for Identifying the Grout Defects of the Anchors at Ultra-Early-Stage Based on Time-Domain Waveform Characteristic Reflection Points
Anchors constitute a common form of structural support in geotechnical engineering. Precise identification of ultra-early-stage (UES) anchoring quality is crucial to ensure the integrity of the secondary linin...
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Article
Failure behaviors of granitic rocks induced by point/local loads under biaxial compression stress state
It is acknowledged that most surrounding rocks of underground engineering are subjected to biaxial static stresses and various dynamic fatigue loads. In most cases, the dynamic loads have a point or local acti...
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Article
Seismic response and deformation mechanism of near-fault deep tunnels in a strong earthquake area
The frequent occurrence of seismic activity in strong earthquake areas has led to the serious damage of deeply buried underground engineering structures. In the face of numerous and densely distributed fault f...
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Article
Experimental study of the improvement of surrounding soils due to the grouting with a geotextile
In an anchor support system, once the soil strength is improved by grouting with a geotextile, the pull-out force of anchors increases. To investigate the improvement of surrounding soils due to the grouting w...
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Article
Failure characteristics and the damage evolution of a composite bearing structure in pillar-side cemented paste backfilling
A backfilling body-coal pillar-backfilling body (BPB) structure formed by pillar-side cemented paste backfilling can bear overburden stress and ensure safe mining. However, the failure response of BPB composit...
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Article
Open AccessAnalysis of rock cuttability based on excavation parameters of TBM
Rock cuttability has great influence on the rock excavation efficiency of TBM (tunnel boring machine). In order to evaluate rock cuttability in real time, quickly, accurately and efficiently during TBM excavat...
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Article
Open AccessTheoretical considerations of field penetration index model and its application in TBM performance prediction
Field penetration index (FPI) is a representative key indicator for tunnel boring machine (TBM) performance estimation, however its application in real tunneling projects is still limited because of the lack o...
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Article
PAST-net: a swin transformer and path aggregation model for anthracnose instance segmentation
Anthracnose is a common disease that affects crops, and rapid diagnosis using computer vision technology can reduce economic losses. The convolutional neural network is still the mainstream crop disease detect...
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Article
SEViT: a large-scale and fine-grained plant disease classification model based on transformer and attention convolution
Plant diseases are the leading cause of crop yield reduction. Rapid diagnosis using deep learning-based methods can effectively control the deterioration and spread of diseases. Convolutional Neural Network (C...
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Article
Fabrication of graphene oxide/poly (L-lactide-co-ε-caprolactone) nanocomposite with NIR light-induced shape memory effect and antibacterial properties
Poly(L-lactide-co-ε-caprolactone) (PLCL) nanocomposites reinforced with graphene oxide modified by poly (L-lactic acid) (g-GO) were prepared by solution casting, where the graft ratio of PLLA to GO is about 11...
