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4741
Assessment of Uneven Wear of Freight Wagon Brake Pads
Published 2025-06-01“…It has been found that an uneven distribution of the brake pad pressure force leads to higher maintenance costs and lower braking efficiency. The main causes of uneven wear are worn kinetostatic units, differences in the geometric parameters of pads, and imperfections in the lever transmission design. …”
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4742
In Vitro Micropropagation of Kale (<i>Brassica oleracea</i> var. <i>sabellica</i> L.)
Published 2025-07-01“…The aim of this study is to develop optimised micropropagation protocols for three kale varieties. First, it was determined which seed surface disinfection method resulted in the highest germination rate and the lowest infection rate. …”
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4743
Environmental Risk Mitigation via Deep Learning Modeling of Compressive Strength in Green Concrete Incorporating Incinerator Ash
Published 2025-03-01“…Initial laboratory tests have determined the optimum mix design, weight variation, and compressive strength. …”
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4744
Environmental friendly carrier material for nifedipine as hypertension drug
Published 2020-10-01“…The composition of 100% polylactic acid produces the highest percent encapsulation efficiency of 89.84% but produces the lowest percentage of drug release at 6.80%. …”
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4745
Experimental study and optimizing the effective parameters on the extraction of the anti-cancer substance naringin under ultrasound waves
Published 2024-07-01“…Finally, the highest efficiency of naringin extraction was determined using 86.29% ethanol solvent at pH = 6.52, time 20 minutes, sample to solvent ratio 0.24, and extraction amount 123.27 mg/liter. …”
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4746
The enhanced antifungal effect against <i>Pyricularia oryzae</i> of Cu nanoparticles/chitosan supplemented with ammonium soap synthesised from palm oil
Published 2025-06-01“…The properties of AS, including the saponification reaction efficiency, pH, and its ability to reduce the surface tension of water, were also investigated. …”
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4747
Effect of Disk Friction Loss Reduction on Flow Phenomena in Low-specific Speed Centrifugal Pump: An Experimental and Numerical Approach
Published 2025-03-01“…Reducing the rear axial clearance (Cs,a,r) is profound method to lower the LDF and improve the efficiency of pump (η). …”
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4748
Investigation of Building Profiles for the Energy Simulation of a Factory Building: A Case Study in South Korea
Published 2024-11-01“…To achieve these goals, significant efforts are underway to improve the energy efficiency of buildings. Building energy simulation is a standard method for evaluating energy performance as it assesses the current performance and predicts the potential contributions of energy retrofitting initiatives. …”
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4749
Structural Designing of Supersonic Swirling Devices Based on Computational Fluid Dynamics Theory
Published 2024-12-01“…The structure of the supersonic swirling device has an important impact on the liquefaction efficiency. Therefore, this study presents a structural design method for supersonic cyclones based on CFD theory. …”
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4750
Entropy optimization of inverse Darcy-Forchheimer model of Jeffrey fluid flow over a curved stretching surface using ANOVA-Taguchi technique
Published 2025-06-01“…This study aims to analyse the significance of entropy generation in such a flow system and optimize heat transfer efficiency. To achieve this, the fourth-fifth order Runge-Kutta-Fehlberg method is used for numerical solution, while ANOVA-Taguchi optimization technique is employed to determine optimal conditions for enhancing heat transfer performance. …”
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4751
Solving four-dimensional superconformal Yang-Mills theories with Tracy-Widom distribution
Published 2025-04-01“…We exploit this relationship to develop an efficient method for computing the observables in superconformal Yang-Mills theories at both weak and strong coupling. …”
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4752
Air-side Thermal-hydraulic Analysis and Parametric Optimization for Vertical-fin Microchannel Heat Exchanger
Published 2023-01-01“…Vertical-fin microchannel heat exchangers (VMHXs) have efficient thermal-hydraulic performance and favorable drainage performance, such that they are capable of being utilized in air source heat pumps under wide operating conditions. …”
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4753
The influence of nano-scale aluminum on the energetic potential of energetic materials: Theoretical and experimental observations
Published 2024-01-01“…For selected energetic materials, the energetic potential during combustion in an inert atmosphere was determined using the method of isoperibolic calorimetry. …”
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4754
Mesh-free SPH modelling of sediment scouring and flushing considering grains transport and transformation
Published 2024-12-01“…To tackle this challenge, a comprehensive sediment model based on the meshless Smoothed Particle Hydrodynamics (SPH) method was developed. Firstly, to enhance computational efficiency and mitigate the high cost of Fluid-Solid Interaction (FSI) between water and sediments, cohesionless sediment grains were modelled as non-Newtonian fluids, with yield strength determined according to a combined strength criterion. …”
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4755
ANALYTICAL SYNTHESIS OF FORCED PULSE ELECTRONIC DRIVE CONTROL OF A TRACKING SYSTEM
Published 2018-02-01“…Expressions are obtained for the matrix of transitions of the system and the control signal in a vector form.As an example, the electric drive described by the widespread second-order mathematical model is considered to evaluate the efficiency of the proposed method. Qualitative illustrations of the operability of the proposed approach, obtained by modeling in the Mathcad environment, and quantitative characteristics of the change in the input and output signals of the hypothetical control system are presented. …”
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4756
CALCULATION OF OPERATION MODE OF OUTDOOR LIGHTING LINE WITH BILATERAL SUPPLY. Part 1
Published 2016-12-01“…Estimation of the efficiency the mode on the basis of ensuring the necessary level of voltage at the luminaires was implemented. …”
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4757
ENVIRONMENTAL SECURITY STRUCTURE FORMING THE GROUNDWORK FOR A TERRITORIAL ENVIRONMENTAL PASSPORT
Published 2020-04-01“…The structure of a building site's environmental passport is presented, taking the entire spectrum of its direct impact and environmental pollution into account, as well as the indirect impact, energy efficiency and autonomy of the site. The scope of the environmental passport comprises the entire building lifecycle, from design to operation and liquidation. …”
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4758
Crop water stress index assessment of safflower (Carthamus tinctorius L.) under limited water conditions
Published 2024-11-01“…The irrigation water (I) and water use efficiency (WUE) were 0.42 and 0.51 kg m–3 in the first year, and 0.47 and 0.59 kg m–3 in the second year, respectively, for the subject fully irrigated throughout the season. …”
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4759
Performance Evaluation of Micro and Small Industries in East Java Province, Indonesia Using SMA and DEA: A Case Study
Published 2025-03-01“…The stepwise modeling approach (SMA) and data envelopment analysis (DEA) methods were applied to identify MSIs' effectiveness, determine the classification of inefficient MSIs, and formulate an inefficient MSI development strategy. …”
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4760
Highly sensitive split ring resonator-based sensor for quality monitoring of edible oils
Published 2025-01-01“…Additionally, the design has a high Q-factor of 149, indicating its efficiency in determining adulteration in edible oils. …”
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