-
4181
Optimizing polyphenol extraction and UPLC-MS/MS analysis from red clover (Trifolium pratense L.) species using response surface methodology
Published 2024-12-01“…The combined factors of ethanol concentration (60–80%), extraction time (15–45 min) and extraction temperature (40–80°C) were evaluated. Central composite design software was used to conduct Response Surface Methodology (RSM) modelling and optimize the polyphenol yield from the red clover. …”
Get full text
Article -
4182
Identifying and ranking the effective financial factors on rural entrepreneurial small businesses
Published 2024-03-01“…Data analysis and validation of financial factors on rural entrepreneurship in both service and agriculture sectors were performed using the fitting of a time-series regression model. The results indicate a positive and significant effect of rural population ratio, financing through financial institutions, economic growth, openness rate in business space, gender composition, and inflation rate in agriculture sectors, as well as a significant reverse effect of official employment rate, job-seeking population ratio, exchange rate uncertainty, government employment rate and graduation ratio on entrepreneurship in both service and agriculture sectors. …”
Get full text
Article -
4183
Microfluidics study on immiscible displacement mechanisms of oil by hybrid low salinity water and polymer in fractured porous media
Published 2025-08-01“…Abstract Application of hybrid low salinity water and polymer flooding (LSPF) as an enhanced oil recovery (EOR) method takes advantage from the wettability alteration by low salinity water and enhancement of mobility ratio by addition of polymer. …”
Get full text
Article -
4184
Muzyka i horror. "Lśnienie" Stanleya Kubricka
Published 2009-06-01“…The study shall employ Carl Dahlhaus’ (1971) model of “method of interpretative analysis” used in respect to Richard Wagner as well as the notion of Wagners Konzeption des musikalischen Dramas. …”
Get full text
Article -
4185
Enhanced photocatalytic degradation of methylene blue using zinc vanadate nanomaterials with structural and electrochemical properties
Published 2025-07-01“…Abstract The development of Zn₃(VO₄)₂ nanomaterials was successfully achieved via a green chemistry method utilizing Moringa Oleifera extract. The photocatalytic performance of the synthesized nanomaterials was tested for the degradation of methylene blue (MB) under visible light irradiation. …”
Get full text
Article -
4186
The effect of biofertilizer on water regime, intensity of photosynthesis and productivity of grain crops in the Steppe Pre-Urals
Published 2025-03-01“…The water regime parameters were studied according to the method of N.N. Kozhushko. Photometric diagnostics was carried out using a portable N-tester device (model PRAK 431155.022, manufactured by Agrotester LLC, Russia). …”
Get full text
Article -
4187
Exploring ultrasound-induced free radical formation: A comparative study in water and sour cherry juice using glutathione and terephthalic acid indicators
Published 2025-01-01“…This study aims to assess free radical (FR) generation potential of ultrasound in water and sour cherry juice (SCJ) model systems using an indirect method with specific indicators including glutathione (GSH), a well-known antioxidant, and terephthalic acid (TPA), which fluoresces upon oxidation. …”
Get full text
Article -
4188
Structural Characterizations and Biological Evaluation of a Natural Polysaccharide from Branches of <i>Camellia oleifera</i> Abel
Published 2025-01-01“…Additionally, we study its properties, such as monosaccharide composition, structural features, antioxidant, and anti-inflammatory abilities. …”
Get full text
Article -
4189
Association between appendicular skeletal muscle mass and myocardial glucose uptake measured by 18F‐FDG PET
Published 2025-02-01“…In men, myocardial glucose uptake was significantly associated with ASM/Ht2 even after adjusting for multiple confounders in a multivariable linear regression model (standardized β = 0.397, P = 0.004, in men; β = − 0.051, P = 0.698, in women). …”
Get full text
Article -
4190
Solid-Liquid Phase Equilibria of the Quaternary System (LiCl + LiBO2 + Li2B4O7 + H2O) at 308.15 K: Experimental and Theoretical Prediction
Published 2022-01-01“…The isothermal dissolution equilibrium method was employed to obtain the solubilities and physicochemical properties of the quaternary system (LiCl + LiBO2 + Li2B4O7 + H2O) at 308.15 K in this work. …”
Get full text
Article -
4191
Severe virus associated community acquired pneumonia: predictors of lethality
Published 2016-06-01“…Factors that were significant predictors of mortality as a result of univariate analysis were tested using multifactorial analysis using logistic regression. In the final model, each parameter must have had a significant impact on mortality. …”
Get full text
Article -
4192
Analysis of the speed and curvature of the trajectory in the problem of pursuing a set of targets
Published 2021-10-01“…In the group model of pursuing multiple goals, the pursuers try to adhere to a network of predictable trajectories.Materials and Methods. …”
Get full text
Article -
4193
TopoRSNet: A Unique Approach to Maintaining Topological Features for Digital Rock Image Rescaling With Minimal Quality Degradation
Published 2025-06-01“…The efficacy of TopoRSNet is validated on two common geological rocks, and the results are compared to other rescaling methods. This method enables scalable analysis of multiscale rock features, allowing for broader integration of 3D imaging in geoscientific modeling, simulation, and machine learning workflows.…”
Get full text
Article -
4194
Sorption Equilibria of Heavy Metals on Polysiloxane with Grafted 2-aminoethylpyridine Functional Groups
Published 2010-08-01“…A new silica-based organic-inorganic hybrid material with grafted 2-aminoethylpyridine functional groups (SiAEP) has been synthesized by sol-gel method. Methods of the elemental analysis, 13С and 1H NMR spectroscopy have been used in order to find substance composition; surface-structural characteristics of the SiAEP have been defined by method of nitrogen adsorption–desorption isotherms. …”
Get full text
Article -
4195
Kinetic regularities of neopentyl glycol esterification with acetic and 2-ethylhexanoic acids
Published 2024-03-01“…The paper presents the kinetic models of esterification.…”
Get full text
Article -
4196
Modulating the Plant Microbiome: Effects of Seed Inoculation with Endophytic Bacteria on Microbial Diversity and Growth Enhancement in Pea Plants
Published 2025-03-01“…Utilizing cutting-edge methods such as rarefaction curves, rank abundance modeling, and metagenomic analysis, this research provides a detailed understanding of how these bacterial strains influence plant associated microbiomes. …”
Get full text
Article -
4197
INTERNET OF THINGS FOR ROBOTIC PROJECTS
Published 2020-09-01“…The goal of the work is to integrate IOT technology with models and decision-making methods in order to create an adaptive control system for flexible robotic production. …”
Get full text
Article -
4198
THE COMPLEX USE OF LOCAL TYPES OF FUEL IN THE POROUS CONSTRUCTION MATERIALS PRODUCTION
Published 2014-08-01“…The article presents a comprehensive low-waste technology is the use of local fuels, which can be used in the technology of some porous building materials. Also provides new methods of preparation of porous building materials based on aggloporite using local fuels and waste energy on the basis of milled peat, fuel briquettes and wood chips allow to replace expensive imported components that comprise the raw mixtures (coal, anthracite).On the basis of mathematical modeling of cooling in reheat furnaces pusher drive developed a method of engineering calculation mode batch hardening in agglomeration. …”
Get full text
Article -
4199
Thermoelectric system for cooling and air conditioning in passenger cars
Published 2025-01-01“…The aim of the study is to develop a design of a thermoelectric system (TES) for cooling and air conditioning in the passenger compartment of a car, its calculation, analysis of parameters and electrical and thermal characteristics. Method. The study is based on the methods of natural and computational modeling of air conditioning and life support systems in order to find optimal solutions for efficiency, reliability and service life of low-temperature installations, machines and devices. …”
Get full text
Article -
4200
Multi-channel learning for integrating structural hierarchies into context-dependent molecular representation
Published 2025-01-01“…Yet, existing molecular SSL methods largely overlook chemical knowledge, including molecular structure similarity, scaffold composition, and the context-dependent aspects of molecular properties when operating over the chemical space. …”
Get full text
Article