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6621
Green-Fueled synthesis of rGO/CuO for catalytic degradation of methyl violet dye
Published 2024-12-01“…Scavenger experiments were conducted to determine the active species involved in the degradation process, and total organic carbon (TOC) removal was measured to assess mineralization efficiency. …”
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6622
Influence of Rotating Speeds and Thermodynamic Effects on LOX Turbopump Performance
Published 2023-01-01“…As a key factor of a reusable turbopump, axial thrust directly determines the reliability of the bears and seals, especially considering the influence of rotational speeds and thermodynamic effects. …”
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6623
Investigation of the influence of the parameters of a hydropneumatic accumulator on the operation of the device for controlling the position of a cylindrical brush of a communal ma...
Published 2022-09-01“…One of the main parameters of the working process of a communal machine with brush working equipment, which determines the cleaning efficiency and brush life, is the brush pressing force against the surface to be cleaned. …”
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6624
Experimental Investigation of Two-Phase Closed Thermosyphons for Boiler Economizers
Published 2020-06-01“…The lack of experimental data on the thermal efficiency of thermosyphons in the operating conditions of economizers of low-power boilers determines the relevance of this work. …”
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6625
Hyperbolic Paraboloid Free-Surface Breakwaters: Hydrodynamic Study and Structural Evaluation
Published 2025-01-01“…This study investigates the potential of hyperbolic paraboloid (hypar) shapes for enhancing wave attenuation and structural efficiency in Free-Surface Breakwaters (FSBW). A decoupled approach combining Smoothed Particle Hydrodynamics (SPH) and Finite Element Method (FEM) is employed to analyze hypar-faced FSBW performance across varying hypar warping values and wave characteristics. …”
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6626
Research on optimal control design of displaced left turn signal at one two way and three one way traffic intersections
Published 2025-02-01“…We then constructed a calculation method for determining the important design parameters in the DLT signal traffic organization, based on the design of the channelization form of the intersection of Haihe Road and Xuanqing Street in Harbin City, China. …”
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6627
Characterization of Activated Coconut Shell Charcoal as a Zinc Absorbent for Used Oil Lubricant
Published 2020-08-01“…So that to handle lubricating oil is used the adsorption method using coconut shell as adsorbent. This study aims to determine the efficiency of zinc adsorption on lubricating oil with stirring speed, percent solvent, mesh size, and mass of adsorbent variation; to learn the equibilium equation of adsorpsion of Zn metal ion on the activated carbon of coconut shell charcoal using Freundlich and Langmuir equilibirium; and to calculate adsorbtion kinetic constanta using the pseudo first model or pseudo second order kinetics approach. …”
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6628
Effect of longitudinal and cross feed on flatness and surface roughness in flat grinding
Published 2025-03-01“…A full-factorial experimental design is implemented to systematically analyze the interaction between these factors. Statistical methods, including regression analysis, are used to determine the significance of the variables and their effect on surface characteristics. …”
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6629
Simulation Optimization of Shovel-Truck System in Open-Pit Mines Considering Rockmass Parameters
Published 2025-01-01“…The findings highlight the effectiveness of this method in improving overall operational efficiency and economics in open-pit mining. …”
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6630
Supervised Density-Based Metric Learning Based on Bhattacharya Distance for Imbalanced Data Classification Problems
Published 2024-09-01“…The results of the experiments show that using the proposed method significantly improves the efficiency of the classifier in imbalance classification problems. …”
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6631
The Effectiveness of Instruction Based on the Four-Component Instructional Design (4C-ID) Model on Meaningful Learning and Critical Thinking in Sixth-Grade Students of Ardabil
Published 2025-01-01“…The sample size was determined to be 40 students, using a non-random convenience sampling method from two sixth-grade classes in Ardabil. …”
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6632
Enhancing sand screen performance with integrated slurry testing and CFD-DEM modelling
Published 2025-01-01“…The study evaluated a 200-μm wire-wrapped screen (WWS) using slurry tests to determine the amount of sand retained, sand produced and retained permeability to assess screen efficiency. …”
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6633
Two-layer optimization model of distribution network line loss considering the uncertainty of new energy access
Published 2025-01-01“…Moreover, existing distribution network optimization methods face high computational complexity, low efficiency, and susceptibility to local optima. …”
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6634
Artificial intelligence performance in ultrasound-based lymph node diagnosis: a systematic review and meta-analysis
Published 2025-01-01“…Abstract Background and objectives Accurate classification of lymphadenopathy is essential for determining the pathological nature of lymph nodes (LNs), which plays a crucial role in treatment selection. …”
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6635
A Novel Variable-Order Threshold Serial Belief Propagation-Based Decoding Algorithm for LT Codes
Published 2025-01-01“…The proposed algorithm integrates the serial belief propagation (SBP) method with a reliability metric for check nodes, enabling accurate determination of the sequence for message updates. …”
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6636
Compression Index Regression of Fine-Grained Soils with Machine Learning Algorithms
Published 2024-09-01“…This study involves leveraging the efficiency and effectiveness of these algorithms in geotechnical engineering applications, offering a promising alternative to traditional oedometer testing methods. …”
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6637
Imaging Estimation for Liver Damage Using Automated Approach Based on Genetic Programming
Published 2025-02-01“…Instead of using invasive methods to determine the level of damage, the proposal allows us to measure the damage in the livers. …”
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6638
Employment of Graduates of Pedagogical Universities: Statistics vs Mythology
Published 2020-11-01“…In the current research, it is proved that the allegations of low efficiency of the system of teacher education are untenable. …”
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6639
Analysis of Factors Influencing Adoption of Human Resource Practices by Small and Medium Scale Enterprises in Nigeria
Published 2020-06-01“…Methodological tools of this study are methods of analysis and synthesis, comparative and regression analysis. …”
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6640
“There’s just such a mismatch”: a qualitative exploration of health systems and organizational-level barriers to accessing cancer services among people experiencing structural marg...
Published 2025-06-01“…Results Four interrelated themes were developed through our analysis, with the overarching thread of a ‘mismatch evident throughout: (1) the design of cancer services does not always account for social contexts and structural determinants of health; (2) discourses of operational efficiency are competing with equity-oriented care; (3) the physical spaces of cancer care matter; and (4) experiences of stigma and discrimination are incompatible with accessing cancer care. …”
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