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  • Open Access

    ARTICLE

    Spatio-Temporal Variations of River Water Quality for Material Processing Purposes

    Tatyana Lyubimova1,*, Anatoly Lepikhin2, Yanina Parshakova1, Andrey Bogomolov2, Alibek Issakhov3

    FDMP-Fluid Dynamics & Materials Processing, Vol.21, No.4, pp. 741-756, 2025, DOI:10.32604/fdmp.2025.061649 - 06 May 2025

    Abstract The article presents the results of in-kind measurements and numerical modeling of the formation of water characteristics in the Kama River, which is used for technical water supply in the production of potash fertilizers. In the warm season, risks arise that threaten the sustainability of the water supply. It was found that in the summer, when the studied section of the Kama River is backed up by the Kama Hydroelectric Power Station, there is a significant decrease in flow rates, which leads to vertical stratification of water properties. This, in turn, significantly limits the possibilities… More >

  • Open Access

    REVIEW

    Essential Oils Usage on Vitis vinifera L., from the Vineyard to Post-Harvest: Advantages, Limitations, and Future Perspectives

    Pamela Lippi1, Aleš Eichmeier2, Sergio Puccioni3, Giovan Battista Mattii1, Eleonora Cataldo1,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.4, pp. 1047-1072, 2025, DOI:10.32604/phyton.2025.064272 - 30 April 2025

    Abstract The search for environmentally friendly approaches in viticulture is increasing, driven by the need to minimize the ecological footprint of conventional methods while ensuring high grape quality and stable yields. Among the various alternatives explored, essential oils (EOs) have drawn attention due to their natural origin and bioactive properties, including antimicrobial, antifungal, and insect-repellent effects. They are characterized by numerous utilisations, from managing diseases and pests in vineyards to post-harvest applications to preserve and prolong storage duration. This innovative review examines, for the first time, the topic of EOs on viticulture, embracing their multiple uses… More >

  • Open Access

    ARTICLE

    The Moderating Role of Control Strategies on the Relationship between Negative Emotions and QoL in the Elderly: A Longitudinal Study

    Ran Ma1,#, Chunyang Zhang2,#, Wei Xu1,*

    International Journal of Mental Health Promotion, Vol.27, No.4, pp. 469-483, 2025, DOI:10.32604/ijmhp.2025.060351 - 30 April 2025

    Abstract Background: Maintaining optimal quality of life (QoL) is a pivotal for “successful aging”. Understanding how the QoL of the elderly develops and what role psychological factors play in its development will help improve QoL from a psychological perspective. Embedded within the lifespan theory of control, this longitudinal study aimed to (1) map the temporal trajectory of QoL among Chinese older adults, (2) examine differential effects of tripartite negative emotions (stress, anxiety, depression), and (3) test the moderating role of control strategies (goal engagement, goal disengagement, self-protection) in emotion-QoL dynamics. Method: A prospective cohort of 345 community-dwelling… More >

  • Open Access

    ARTICLE

    How Does Physical Activity Shape Adolescents’ Coping Skills? Unveiling the Chain Mediation of Friendship Quality and Psychological Resilience

    Jin Yan1,#, Liu Yang2,#, Dongye Lyu3, Songjian Du1,*

    International Journal of Mental Health Promotion, Vol.27, No.3, pp. 333-345, 2025, DOI:10.32604/ijmhp.2025.062297 - 31 March 2025

    Abstract Background: Adolescents face increasing academic and social pressures, which significantly impact their mental well-being and coping strategies. Physical activity (PA) has been recognized as crucial in promoting psychological resilience and social development. This study investigates the relationship between PA and adolescents’ coping styles, with a particular focus on the mediating roles of friendship quality and psychological resilience. By examining these associations, the study aims to provide insights into how PA contributes to adolescents’ ability to navigate challenges and develop adaptive coping mechanisms. Methods: This study employed a cross-sectional design and was conducted in Suzhou, Jiangsu… More >

  • Open Access

    ARTICLE

    Effects of Different Fertilization Treatments on the Growth, Quality, and Microbial Community Structure of Grona styracifolia

    Bingbing Zhang1, Minghao Li1, Xiaoli Huang1, Siqi Zheng1, Guorong Lai1, Quan Yang1,2,3,4,*, Xiaomin Tang1,2,3,4,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.3, pp. 843-860, 2025, DOI:10.32604/phyton.2025.063062 - 31 March 2025

    Abstract Fertilization is essential for high yield and quality in Chinese herbs. Grona styracifolia (Osbeck) H. Ohashi, a distinctive medicinal plant in the Lingnan region, currently encounters cultivation issues stemming from the overuse of chemical fertilizers. Adopting organic and microbial fertilizers presents a sustainable solution for its cultivation management. This study compared a no-fertilization control group with eight treatment groups using various concentrations of compound, organic, compound microbial, and Bacillus amyloliquefaciens fertilizers to evaluate their effects on G. styracifolia and soil microbial communities. The results demonstrated that the different fertilization treatments significantly enhanced plant growth and quality of G. styracifolia,… More > Graphic Abstract

    Effects of Different Fertilization Treatments on the Growth, Quality, and Microbial Community Structure of <i>Grona styracifolia</i>

  • Open Access

    ARTICLE

    Optimizing Efficiency and Performance in a Rankine Cycle Power Plant Analysis

    Ramesh Kumar1,2, Abdullah Bin Queyam3, Manish Kumar Singla1,4,*, Mohamed Louzazni5, Mishra Dipak Kumar6

    Energy Engineering, Vol.122, No.4, pp. 1373-1386, 2025, DOI:10.32604/ee.2025.058058 - 31 March 2025

    Abstract Enhancing the efficiency of Rankine cycles is crucial for improving the performance of thermal power plants, as it directly impacts operational costs and emissions in light of energy transition goals. This study sets itself apart from existing research by applying a novel optimization technique to a basic ideal Rankine cycle, focusing on a specific power plant that has not been previously analyzed. Currently, this cycle operates at 41% efficiency and a steam quality of 76%, constrained by fixed operational parameters. The primary objectives are to increase thermal efficiency beyond 46% and raise steam quality above… More >

  • Open Access

    REVIEW

    Mitochondrial Oxidative Stress-Associated Mechanisms in the Development of Metabolic Dysfunction-Associated Steatotic Liver Disease

    Juan Yang1,2,#, Jiahui Zhang3,#, Le Zhang1,2,*, Zhenshan Yang4,*

    BIOCELL, Vol.49, No.3, pp. 399-417, 2025, DOI:10.32604/biocell.2025.059908 - 31 March 2025

    Abstract With the prevalence of obesity, metabolic dysfunction-associated steatotic liver disease (MASLD) has become the most common chronic liver disease worldwide and can cause a series of serious complications. The pathogenesis of MASLD is complex, characterized by oxidative stress, impaired mitochondrial function and lipid metabolism, and cellular inflammation. Mitochondrial biology and function are central to the physiology of the liver. It has been suggested that mitochondrial oxidative stress plays a crucial role in MASLD progression. Excessive oxidative stress response is an important trigger for the occurrence and development of MASLD. In this review, we aim to More >

  • Open Access

    ARTICLE

    Optimizing 2D Image Quality in CartoonGAN: A Novel Approach Using Enhanced Pixel Integration

    Stellar Choi1, HeeAe Ko2, KyungRok Bae3, HyunSook Lee2, HaeJong Joo4, Woong Choi5,*

    CMC-Computers, Materials & Continua, Vol.83, No.1, pp. 335-355, 2025, DOI:10.32604/cmc.2025.061243 - 26 March 2025

    Abstract Previous research utilizing Cartoon Generative Adversarial Network (CartoonGAN) has encountered limitations in managing intricate outlines and accurately representing lighting effects, particularly in complex scenes requiring detailed shading and contrast. This paper presents a novel Enhanced Pixel Integration (EPI) technique designed to improve the visual quality of images generated by CartoonGAN. Rather than modifying the core model, the EPI approach employs post-processing adjustments that enhance images without significant computational overhead. In this method, images produced by CartoonGAN are converted from Red-Green-Blue (RGB) to Hue-Saturation-Value (HSV) format, allowing for precise adjustments in hue, saturation, and brightness, thereby… More >

  • Open Access

    ARTICLE

    Correlation Analysis of Power Quality and Power Spectrum in Wind Power Hybrid Energy Storage Systems

    Jian Gao1, Hongliang Hao2, Caifeng Wen1,*, Yongsheng Wang3, Zhanhua Han4, Edwin E. Nykilla2, Yuwen Zhang2

    Energy Engineering, Vol.122, No.3, pp. 1175-1198, 2025, DOI:10.32604/ee.2025.061083 - 07 March 2025

    Abstract Power quality is a crucial area of research in contemporary power systems, particularly given the rapid proliferation of intermittent renewable energy sources such as wind power. This study investigated the relationships between power quality indices of system output and PSD by utilizing theories related to spectra, PSD, and random signal power spectra. The relationship was derived, validated through experiments and simulations, and subsequently applied to multi-objective optimization. Various optimization algorithms were compared to achieve optimal system power quality. The findings revealed that the relationships between power quality indices and PSD were influenced by variations in More >

  • Open Access

    ARTICLE

    Innovative Mechanical Ventilation Control for Enhanced Indoor Air Quality and Energy Efficiency

    Giovanni Miracco1,*, Francesco Nicoletti1, Vittorio Ferraro2, Dimitrios Kaliakatsos1

    Energy Engineering, Vol.122, No.3, pp. 861-883, 2025, DOI:10.32604/ee.2025.060750 - 07 March 2025

    Abstract Indoor air quality (IAQ) is often overlooked, yet a poorly maintained environment can lead to significant health issues and reduced concentration and productivity in work or educational settings. This study presents an innovative control system for mechanical ventilation specifically designed for university classrooms, with the dual goal of enhancing IAQ and increasing energy efficiency. Two classrooms with distinct construction characteristics were analyzed: one with exterior walls and windows, and the other completely underground. For each classroom, a model was developed using DesignBuilder software, which was calibrated with experimental data regarding CO₂ concentration, temperature, and relative… More >

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