Showing 1,121 - 1,140 results of 3,096 for search 'replacement optimization', query time: 0.12s Refine Results
  1. 1121

    Impact of lightweight clay aggregate with slag and biomedical waste ash on self-compacting concrete using machine learning approach by Kennedy C. Onyelowe, Viroon Kamchoom, Shadi Hanandeh, Ahmed M. Ebid, Janneth Alejandra Viñan Villagran, Raúl Gregorio Martínez Pérez, Fausto Ulpiano Caicedo Benavides, Paul Awoyera, Siva Avudaiappan

    Published 2025-04-01
    “…Abstract The self-compacting concrete (SCC) mixes were developed using lightweight expandable clay aggregate (LECA) as a partial substitute for coarse aggregate, ground granulated blast-furnace slag (GGBS) as a partial replacement for cement, and combusted bio-medical waste ash (BMWA) as a partial replacement for fine aggregate. …”
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  2. 1122

    Development of Strength-Maturity Relationship for Coral Sand Concrete Incorporating Bamboo Leaf Ash by Peter Kavita Nzimbi, Silvester Ochieng Abuodha, Erastus Karoki Kabando, Kiplagat Chelelgo

    Published 2024-01-01
    “…An increase in the amount of bamboo leaf ash was observed to lead to a lower rate of strength development for mixes containing no coral sand. The optimal mix was found to have 40% partial replacement of river sand with coral sand and 5% partial replacement of cement with bamboo leaf ash. …”
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  3. 1123

    High early strength concrete incorporating waste derived nanomaterials for sustainable construction by Nehal Hamed, M. I. Serag, M. M. El-Attar, M. S. El-Feky

    Published 2024-12-01
    “…Contour plots illustrated the optimization of compressive strength across different nanomaterial contents at each age. …”
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  4. 1124

    Maintaining Cyber Resilience in the Reconfigurable Networks with Immunization and Improved Network Game Methods by Maxim Kalinin, Evgeny Pavlenko, Georgij Gavva, Maxim Pakhomov

    Published 2024-11-01
    “…This model allows quickly identifying nodes that require disconnection or replacement when a cyber attack occurs, and understanding which network sectors might be affected by an attack. …”
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  5. 1125

    Current Approaches to the Treatment of Traumatic Shock (Review) by D. A. Ostapchenko, A. I. Gutnikov, L. A. Davydova

    Published 2021-08-01
    “…Respiratory support, stabilization of cardiac and circulatory parameters and optimization of oxygen status are the most important components of treatment of patients with traumatic shock. …”
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  6. 1126

    Influence of Orifice Channel Structure Parameters on Cavitation Effect by HAN Gui-hua, HONG Jian, HOU Jin-jun, LI Da-wei, ZHAO Meng-shi, PEI Yu, YAO Li-ming

    Published 2022-02-01
    “…When the distribution mode is unchanged, the smaller the degree of pore dispersion, the better the cavitation effect; the low surface roughness of hole can promote cavitation, and vice versa It is the basis of orifice cavitation device parameters optimization.…”
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  7. 1127

    Synergies and trade-offs between environmental impacts and farm profitability: The case of pasture-based dairy production systems by Philipp Mennig, Zita Szigeti

    Published 2025-06-01
    “…In order to identify strategies that support farmers on this path, many studies use mass flow simulation or optimization models. However, they do not account for “real farm practices” and typically focus on a specific environmental category only, mainly on greenhouse gas emissions. …”
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  8. 1128

    Microbial Community Distribution in Low Permeability Reservoirs and Their Positive Impact on Enhanced Oil Recovery by Jin Pang, Tongtong Wu, Xinan Yu, Chunxi Zhou, Jiaao Gao, Haotian Chen

    Published 2025-05-01
    “…This study provides a theoretical basis for the optimization of microbial enhanced oil recovery (MEOR) technology.…”
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  9. 1129

    Machine Learning (ML) Based Repair-Count and Periodic Maintenance Policy for Multipurpose CNC Machinery by Alifin Fakhri Ikhwanul, Winarno, Fasa Nadia, Darajatun Rizki Achmad, Kusnadi, Safariyani Eva

    Published 2025-01-01
    “…This study deals with developing a maintenance policy optimization framework using a machine learning approach for multipurpose CNC machinery in an automotive part manufacturer. …”
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  10. 1130

    Regenerative Strategies in Dentistry: Harnessing Stem Cells, Biomaterials and Bioactive Materials for Tissue Repair by Vidhya Rekha Umapathy, Prabhu Manickam Natarajan, Bhuminathan Swamikannu

    Published 2025-04-01
    “…Advanced bioengineering, popularly known as regenerative dentistry, has emerged and is steadily developing with the aim of replacement of lost or injured tissues in the mouth using stem cells and other biomaterials. …”
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  11. 1131

    Synergistic effects of basalt fiber and volcanic pumice powder in high-strength geopolymer concrete by Mohamed Abdellatief, Hassan Hamouda, Martin T. Palou, Taher A. Tawfik

    Published 2025-04-01
    “…HSGC mixtures were developed by partially replacing ground granulated blast furnace slag with 0–40% VPP while incorporating BF in the range of 0–1.5%. …”
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  12. 1132

    An Experimental Study on the Effects of Basalt Fiber and Iron Ore Tailings on the Durability of Recycled Concrete by Yang Zhang, Xu-Hui Wang, Xian-Jie Tang

    Published 2025-07-01
    “…The results showed that as the dosages of the two materials increased, the carbonation resistance and frost resistance of RAC initially improved and then declined. Specifically, the optimal volume content of BF was ascertained to be 0.1%, while the optimal replacement rate of IOTs was determined to be 40%. …”
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  13. 1133

    Formulation of unavailable diagnostic haptens for the detection of contact allergy to topical medications in the Polish Baseline Series by Radosław Śpiewak, Aldona Maciejewska, Krzysztof Niwiński

    Published 2024-08-01
    “…Ready-made medicinal products are not an optimal replacement due to relevant differences in concentrations as well as the mode of application when comparing with the diagnostic use. …”
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  14. 1134
  15. 1135

    The diagnostic value and efficacy evaluation of lung ultrasound score in neonatal respiratory distress syndrome: a prospective observational study by Jian Dong, Yuhong Deng, Jin Tong, Tingting Du, Wenguang Liu, Yan Guo

    Published 2025-01-01
    “…ROC curve analysis, Kappa statistics, and ANOVA were utilized to identify the optimal cut-off values for the lung ultrasound scores in diagnosing neonatal respiratory distress syndrome.Results89 neonates were diagnosed with respiratory distress syndrome, of whom 64 received surfactant replacement therapy. …”
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  16. 1136

    Synergistic impact of geopolymer binder and recycled coarse aggregates on the performance of concrete masonry units by Elen Abuowda, Hilal El-Hassan, Tamer El-Maaddawy

    Published 2024-12-01
    “…Geopolymer mixes made with RCA at replacement rates of up to 100 % were evaluated and compared to a cementitious control mix made with natural coarse aggregates. …”
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  17. 1137

    Experimental Study on Fire Resistance of Phase Change Energy Storage Concrete Partition Walls by Meichun Zhu, Jiangang Li, Ying Wang, Fanqin Meng

    Published 2025-03-01
    “…The reasons that the PCM concrete spalled in the double-layer wall specimen with a 10% replacement proportion are discussed. This study provides critical insights into optimizing the PCM content and wall design for fire-safe energy-efficient buildings, offering practical guidance for sustainable construction practices.…”
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  18. 1138

    Prediction of Electrical Resistivity of Concrete Containing Electric Arc Furnace Slag as Fine Aggregate Using Gene Expression Programming Method by Babak Behforouz, Sina Moghbel Esfahani, Davoud Tavakoli

    Published 2025-03-01
    “…To achieve these objectives, a series of concrete mixes were prepared with EAFS replacement levels ranging from 0% to 100% at water-to-cement ratios of 0.3, 0.4, and 0.5. …”
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  19. 1139

    Sustainable High-Performance Concrete Using Zeolite Powder: Mechanical and Carbon Footprint Analyses by Hasan Mostafaei, Hadi Bahmani

    Published 2024-11-01
    “…The optimal mix achieved 85 MPa compressive strength, 6 MPa tensile strength, and 7.8 MPa flexural strength with a 30% cement replacement, reducing the carbon footprint to approximately 659.72 kg CO<sub>2</sub>/m<sup>3</sup>. …”
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  20. 1140

    PHARMACOECONOMIC JUSTIFICATION OF A WIDER USE OF PREVENTIVE HEMOPHILIA THERAPY IN THE RUSSIAN FEDERATION by M. Yu. Frolov, V. A. Rogov

    Published 2018-02-01
    “…The aim – assess the clinical advantages and economic burden of various treatment strategies in patients with hemophilia A in the Russian Federation and propose the ways of optimizing this area of medical care.Materials and methods. …”
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