Showing 641 - 660 results of 8,081 for search 'parameter composition', query time: 0.13s Refine Results
  1. 641

    Optimization of cereal productivity and physiological performance under desert conditions: varying irrigation, salinity and planting density levels by Pedro García-Caparros, Abdullah J. Al-Dakheel, Abdullah J. Al-Dakheel, Maria D. Serret, Maria D. Serret, Jose L. Araus, Jose L. Araus

    Published 2025-03-01
    “…The experimental design employed a factorial combination split-plot arrangement including five primary factors: crop species (barley, triticale and finger millet), genotypes (3 in barley, 3 in triticale and 2 in finger millet), salinity levels (2 and 10 dS m-1), irrigation levels (100%, 150%, and 200% ETo), and planting densities (30 and 50 cm of spacing between rows). Agronomic parameters (e.g. plant height, grain yield, total plant dry weight and harvest index) and physiological parameters [Normalized Difference Vegetation Index (NDVI) readings, together with nitrogen and carbon concentration isotopic composition, chlorophyll, flavonoids, and anthocyanins concentrations in flag leaves and the Nitrogen Balance Index (NBI)] exhibited distinct genotypic responses across the species investigated. …”
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  2. 642
  3. 643

    Effect of Structure Parameter on Stress Distribution of Double Helical Tooth Synchronous Timing Belt by Guo Jianhua, Li Shan, Hu Qingming

    Published 2017-01-01
    “…The Spiral angle and dislocation quantity is important structural parameters influencing the transmission error,noise and lifespan of the double helical tooth synchronous timing belt. …”
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  4. 644

    How Can Spatially Distributed Uncertainties Be Included in FEA and in Parameter Estimation for Model Updating? by M.W. Zehn, A. Saitov

    Published 2003-01-01
    “…Owing to manufacturing composite materials and others show considerable uncertainties in wall-thickness, fluctuations in material properties and other parameter, which are spatially distributed over the structure. …”
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  5. 645

    Optimization of composition and technology for tablets containing aspen bark extract by O. I. Onуshkiv

    Published 2015-04-01
    “…Influence of quantitativefactorsof basic quality parameters has been investigated for tabletscontainingextractofaspenbark, receivedbydirect pressingmethodand mathematicalplanningof experiment.To set the optimal composition of tablets containingaspen bark extract the proportion ofProsolv 90, Ludiflash and Polyplasdone XL 10 has been studied. …”
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  6. 646

    Designing a Composite Hydraulic Cylinder Using Genetic Algorithms by Michał Stosiak, Marek Lubecki, Mykola Karpenko

    Published 2025-02-01
    “…However, applications of new materials sometimes give rise to new challenges. The strength parameters of a new structure, such as a composite cylinder for a hydraulic actuator, depend on its structure, including the number of layers and the fibre angle. …”
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  7. 647

    Is Deterioration of Surface Properties of Resin Composites Affected by Filler Size? by H. Elbishari, N. Silikas, J. D. Satterthwaite

    Published 2020-01-01
    “…Statement of the problem. Resin composite restorations can lose their aesthetic properties in clinical service. …”
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  8. 648

    Estimation of Elasticity of Porous Rock Based on Mineral Composition and Microstructure by Zaobao Liu, Jianfu Shao, Weiya Xu, Chong Shi

    Published 2013-01-01
    “…Then the support vector machine (SVM) optimized by the particle swarm optimization algorithm (PSO) is examined to generate estimations of the ECS based on the mineral composition and microstructures. The SVM is trained with 30 samples to search for optimal parameters using the PSO, and thus the estimation model is established. …”
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  9. 649

    Thermal analysis of the prepared lignin/graphene oxide/polyurethane composite by M. Elshafie, M.G. Taha, S.M. Elhamamsy, Y. Moustafa, W.I.M. Elazab

    Published 2020-06-01
    “…Lignin/graphene oxide/polyurethane composite was prepared for removing polyaromatics from wastewater. …”
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  10. 650
  11. 651

    Masking Ability of Bleach Shade Composite Resins in Different Thicknesses by Haleh Valizadeh-Haghi, Shadieh Molaee, Aziz Kamran, Shiva Davoodzadeh

    Published 2022-01-01
    “…Masking ability and translucency parameters were calculated, and the influence of thickness, shade, and composite resin brand on these variables was analyzed using the Kruskal–Wallis and Mann–Whitney U tests. …”
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  12. 652
  13. 653

    Effect of temperature on sound transmission loss of laminated composite plate by Pham Ngoc Thanh, Tran Ich Thinh, Ta Thi Hien

    Published 2022-12-01
    “… In this investigation, by an analytical approach, the influence of several key parameters, especially the temperature on the sound isolation capacity of the symmetrically finite orthotropic laminated composite plate is studied. …”
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  14. 654

    The Effect of Body Composition on Osteoporosis Risk in Adults with Celiac Disease by Kinga Skoracka, Michał Michalak, Alicja Ewa Ratajczak-Pawłowska, Anna Maria Rychter, Agnieszka Zawada, Agnieszka Dobrowolska, Iwona Krela-Kaźmierczak

    Published 2024-10-01
    “…<b>Background:</b> Celiac disease (CD) has been linked with increased susceptibility to osteoporosis; therefore, we aimed to explore whether, in a group of patients with CD, body composition parameters impact bone parameters. <b>Methods:</b> This study covered 56 adults—47 women and 9 men—with CD, and 20 healthy controls—16 women and 4 men. …”
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  15. 655

    A Review on Tribological Behaviour of Polymeric Composites and Future Reinforcements by B. Aldousiri, A. Shalwan, C. W. Chin

    Published 2013-01-01
    “…It reviews several factors which control the wear and frictional characteristics of such materials, that is, additives, fibres, interfacial adhesion, tribology environment, operating parameters, and composite geometry. In addition to that, new bioreinforcement (fibre) is introduced associated with preliminary results. …”
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  16. 656
  17. 657

    Design and Efficiency Research of a New Composite Vibrating Screen by Zhanfu Li, Xin Tong, Bi Zhou, Xiaole Ge, Jingxiu Ling

    Published 2018-01-01
    “…The effects of vibration parameters, including swing angle, swing frequency, vibrating direction angle, and translation frequency, on the screening efficiency were researched by means of experiment research over a new laboratory-scale composite vibrating screen which is designed based on the new composite vibrating mode. …”
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  18. 658
  19. 659

    Spatial and temporal variation in vibroscape composition in two grassland habitats by Juan José López Díez, Rok Šturm, Jernej Polajnar, Meta Virant-Doberlet

    Published 2025-07-01
    “…The results obtained by simultaneous, multi-channel recordings showed that vibroscape composition changes throughout the day and from day to day, differs between plant species, depends on the spatial position of the plant within the habitat and is also influenced by environmental parameters. …”
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  20. 660