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Showing 881 - 900 results of 15,724 for search 'determined (coefficient OR efficient) (method OR methods)', query time: 0.33s Refine Results
  1. 881

    Decision Analysis Approaches on the Collection Methods of Polyethylene Terephthalate Waste by Johnson A. Oyewale, Lagouge K. Tartibu, Imhade P. Okokpujie

    Published 2024-12-01
    “…The rising challenge of polyethylene terephthalate (PET) waste necessitates efficient collection methods to mitigate environmental impacts. …”
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    Article
  2. 882

    Progress in Icephobic Coatings for Wind Turbine Protection: Merging Chemical Innovation with Practical Implementation by Ghazal Minoofar, Amirhossein Jalali Kandeloos, Mohammad Sadegh Koochaki, Gelareh Momen

    Published 2025-01-01
    “…The review also combines insights from cutting-edge research on icephobic coatings that are coupled with active de-icing methods, known as the hybrid approach. By organizing and summarizing these innovations, the review aims to accelerate the development of reliable and efficient wind energy systems to pave the way for a cleaner and more sustainable future.…”
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  3. 883

    Methods and technologies of disposal of poly-chloride biphenyls in transformer oils by V. M. Bel’Kov

    Published 2016-02-01
    “…A review of the main methods of disposal of waste containing polychlorinated biphenyls (PCBs) is presented. …”
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  4. 884

    Perioperative metabolism in patients with secondary hyperparathyroidism and methods of its correction by A. I. Denysenko, V. I. Chernii

    Published 2021-12-01
    “…To study metabolism in patients with SHPT with PTSI and assess the possibilities of its correction. Materials and methods. The study was prospective, not randomized. …”
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    Article
  5. 885
  6. 886

    Optimization of properties and structure of lightweight materials using digital methods by Igor V. Bessonov, Alexey D. Zhukov, Ekaterina Yu. Bobrova, Elina A. Gorbunova, Ilya S. Govryakov

    Published 2025-04-01
    “…The basis of the methodology is digital methods of planning, processing results, and their analytical optimization. …”
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    Article
  7. 887

    Using of Multi-Criteria Decision-Making Methods in Waste Selection by Eren Batu Günaydın, Oğuzhan Turan, Hasan Bilgehan Kaplan, Mehmet Kaan Temiz, Mehmet Pınarbaşı

    Published 2025-07-01
    “…In this study, multi-criteria decision-making methods are used to identify and evaluate these criteria. …”
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    Article
  8. 888

    Inversion Methods of Soil Hydraulic Parameters Based on Hyperspectral Characteristics by WU Yanmei, ZHU Han, LI Ji, LI Zixin, HE Jianliang, LIN Kairong, ZHUANG Luwen, DONG Chunyu

    Published 2025-07-01
    “…For the bare land types, the coefficient of determination <italic>R</italic><sub>P</sub>² for all hydraulic characteristic parameters, except soil moisture content <italic>θ</italic>, is greater than 0.9, and RPD exceeds 2.0. ③ In most hydraulic characteristic models predicting the grassland types, the feature importance of the leaf area index(LAI) is the highest. …”
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    Article
  9. 889
  10. 890

    Analysis of autonomous UAV navigation methods in GPS dead zones by A.R. Kravchuk, A.H. Tkachuk, O.O. Dobrzhanskyi, Yu.V. Bogoyavlenska, D.Yu. Tkachuk

    Published 2025-07-01
    “…Various application options for each method are considered, and the possibilities of use are also determined taking into account the technical limitations of the UAV. …”
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    Article
  11. 891

    Some Reliability Issues of the Corrugated I-Beam Girder by Damian SOKOŁOWSKI, Marcin Marek KAMIŃSKI

    Published 2015-01-01
    “…The indices of reliability are determined for the maximum deflections of the beam as the function of an input coefficient of variation of the web’s thickness whose meaning is the extent of a corrosion process.…”
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  12. 892

    Comparison of Myometrial Invasion Depth Examination Methods in Endometrial Cancer by Savaş Özdemir, Ozan Doğan, Alp Koray Kinter, Özgür Akbayır, Fatih Şahin

    Published 2024-05-01
    “…The concordance of the assessments was determined using the kappa coefficient. The statistical significance level, represented by alpha (α), was set at p < 0.05. …”
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  13. 893

    Efficient extraction of ametryn in aqueous biphasic systems formed by polyethylene glycol and sodium sulfate by João O. Ferreira, Davi S.S. Souza, Giovana C. Zambuzi, Brenda S. Bega, Júlia S. Forster, Vinícius A.P. Tartare, Rafael C.R. Chagas, Adriano L. de Souza, Kelly R. Francisco

    Published 2025-07-01
    “…Five ATPS formulations with increasing concentrations of PEG and sodium sulfate were prepared: ATPS 1 to 5 contained (PEG/Na₂SO₄/water, (w/w%)) 8.75/7.68/83.57, 11.10/9.12/79.78, 12.80/10.05/77.16, 14.90/10.41/74.69, and 17.23/11.08/71.69, respectively. The extraction efficiency and partition coefficients (Kₚ) were determined for each system. …”
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  14. 894

    Prediction of Concrete Compressive Strength and Slump by Machine Learning Methods by M. Timur Cihan

    Published 2019-01-01
    “…According to the evaluation metrics, such as the correlation coefficient, root mean squared error, and mean absolute error, the fuzzy logic method makes better predictions than any other regression method. …”
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  15. 895

    Derivative Spectrophotometric Methods for the Analysis and Stability Studies of Colistin Sulphate by Mohammed Mutasim Elimam, Shaza Wagiealla Shantier, Elrasheed Ahmed Gadkariem, Magdi Awadalla Mohamed

    Published 2015-01-01
    “…Simple spectrophotometric methods were developed for the quantitative determination of colistin sulphate in bulk and dosage forms. …”
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  16. 896
  17. 897

    Spectrophotometric Methods for the Assay of Pyrilamine Maleate Using Chromogenic Reagents by V. Annapurna, G. Jyothi, V. Nagalakshmi, B. B. V. Sailaja

    Published 2010-01-01
    “…The optical characteristics such as Beers law limits, molar absorptivity and Sandell’s sensitivity for the methods (A-C) are given. Regression analysis using the method of least squares was made to evaluate the slope (b), intercept (a) and correlation coefficient (r) and standard error of estimation (Se) for each system. …”
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  18. 898
  19. 899

    Determining friction properties of ABS plastic in contact with loamy soil by S. A. Kvas, A. S. Zolotarev

    Published 2024-06-01
    “…(Results and discussion) Graphs were constructed to illustrate the relationship between of the friction parameters of acrylonitrile butadiene styrene (ABS plastic) on absolute soil moisture. It was determined that at absolute soil moistures of 18, 20 and 26 percent, the friction coefficients of acrylonitrile butadiene styrene are 0.45, 0.5 and 0.6, respectively. …”
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  20. 900

    Performance of different methods for reference evapotranspiration estimation in Jaíba, Brazil by Gustavo H. da Silva, Santos H. B. Dias, Lucas B. Ferreira, Jannaylton É. O. Santos, Fernando F. da Cunha

    “…Daily ET0 values were randomized, and 70% of these were used to determine the calibration parameters of the ET0 for the equations of each method under study. …”
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