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Showing 4,361 - 4,380 results of 15,724 for search 'determined (coefficient OR efficient) (method OR methods)', query time: 0.35s Refine Results
  1. 4361
  2. 4362

    The clean analysis process of Mn2+ for industries: a comparative study on direct determination of high-concentration Mn2+ in solution using spectrophotometry by Yanli Xu, Fuyuan Xu, Yong Liu, Guangbin Zhu, Ying Chen, Ning Duan

    Published 2025-01-01
    “…In this study, we evaluated the performance of four alternative methods—External Standard Calibration (EC), Area Under the Curve (AUC), Standard Addition (SA), and Multi-Energy Calibration (MEC)—for determining high-concentration Mn²⁺. …”
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  3. 4363

    Determinants of Bank Risk-Taking: The Role of Capital Adequacy Ratio, Return on Equity to Total Assets, and Loan to Deposit Ratio in The Indonesian Banking Sector by Angkut Angkut, Fadhil Yamaly, Mister Candera

    Published 2025-04-01
    “…The study employs a multiple linear regression method to examine the influence of independent variables on Bank Risk Taking, measured using Non-Performing Loans (NPL). …”
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    Article
  4. 4364

    Relationship between “self-efficiency“ competence levels and constant sportive self-respect levels of football players (Sample of Istanbul European Side) by Aydın Pekel, Kubilay Çimen

    Published 2017-10-01
    “…Methods: Population of the study consists of 80 super amateur cluster football clubs operating in European Side of İstanbul Province, and sample of the study consists of (n=310) volunteer football players playing football in 21 sports clubs determined with simple random method. …”
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    Article
  5. 4365

    Determination of mode shapes of a multiple cracked beam element and its application for free vibration analysis of a multi-span continuous beam by Tran Van Lien, Trinh Anh Hao

    Published 2013-11-01
    “…Numerical analysis of natural mode shapes of cracked simple support beams using the obtained expression shows a good agreement in comparison with the well-known analytical methods. The methodology approach and results presented in this article are new and basis for building an efficient method to identify cracks in beam structures using wavelet analysis of mode shapes. …”
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    Article
  6. 4366

    Technique for Evaluating the Uncertainty of Enthalpy of Water and Steam for Thermal Energy Metering Systems by Fedir Matiko, Oksana Slabyk, Leonid Lesovoy, Halyna Matiko

    Published 2018-12-01
    “…Equations for calculating relative expanded uncertainty of water (steam) enthalpy are developed taking into account methodical uncertainty of enthalpy calculation and uncertainties of metering temperature and pressure of water (steam). …”
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  7. 4367

    Comparison of diagnostic accuracy of 2D and 3D measurements to determine opportunistic screening of osteoporosis using the proximal femur on abdomen-pelvic CT. by Sun-Young Park, Hong Il Ha, Sang Min Lee, In Jae Lee, Hyun Kyung Lim

    Published 2022-01-01
    “…<h4>Objectives</h4>To compare the osteoporosis-predicting ability of computed tomography (CT) indexes in abdomen-pelvic CT using the proximal femur and the reliability of measurements in two- and three-dimensional analyses.<h4>Methods</h4>Four hundred thirty female patients (age range, 50-96 years) who underwent dual-energy X-ray absorptiometry and abdominal-pelvic CT within 1 month were retrospectively selected. …”
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  8. 4368

    Simultaneous Determination of Quercetin and Trans-Resveratrol in Winemaking Waste by Solid Phase Microextraction Coupled to High-Performance Liquid Chromatography with Fluorescence... by Antonella Maria Aresta, Giovanna Mancini, Nicoletta De Vietro, Carlo Zambonin

    Published 2025-05-01
    “…A solid phase microextraction (SPME) method coupled with liquid chromatography (LC) and fluorescence/ultraviolet-diode array detection was developed for the simultaneous determination of quercetin and trans-resveratrol. …”
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  9. 4369
  10. 4370

    Investigating the role of information technology system integration, user acceptance and information technology satisfaction and security on efficiency and accuracy of immigration... by Wilonotomo Wilonotomo, Mochamad Ryanindityo, Koesmoyo Ponco Aji, Anindito Rizki Wiraputra, Sri Kuncoro Bawono, Intan Nurkumalawati, Trisapto Wahyudi Agung Nugroho, Budy Mulyawan

    Published 2025-01-01
    “…This research method uses a quantitative method approach, The research data are obtained by distributing online questionnaires via the Google Form platform and the respondents for this research were 576 senior employees of the immigration department in Indonesia who were determined using a simple random sampling method. …”
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    Article
  11. 4371

    Analysis of Efficiency of Technical Condition of Heat Exchanger of Spent Fuel Pool Cooling System with WWER-1000 Reactor of Nuclear Power Plant by Tetiana Kovalenko, Vitalii Serdiuk

    Published 2022-12-01
    “…The potential mechanisms of aging of heat exchanger elements, aging effects, parameters of technical condition and methods of their control are determined. The efficiency of the heat exchanger of the spent fuel pool cooling system is calculated by determining the rating and design heat transfer areas. …”
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  12. 4372
  13. 4373

    Liquid Chromatography/Tandem Mass Spectrometry for the Simultaneous Determination of Alverine and its Metabolite, Monohydroxy Alverine, in Human Plasma: Application to a Pharmacoki... by Rahul C. Gavhane, Ketan K. Nerurkar, Ashok M. Kalamkar, Mitesh R. Patil, Satish G. Pingale, Prafullakumar Kulkarni

    Published 2011-01-01
    “…A rapid and sensitive LC-MS-MS method for the determination of alverine (ALV) and its major metabolite, monohydroxy alverine (MHA), in human plasma using imipramine as an internal standard was developed and validated. …”
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  14. 4374

    Determination of aflatoxin M<sub>1</sub> in milk by ultra-performance liquid chromatography and fluorimetric detection combined with large volume flow cell by WANG Junlin, CAI Zengxuan, REN Yiping

    Published 2013-03-01
    “…The results obtained from this method were similar to the classical method.In conclusion, this quantitative method has many advantages including simple pretreatment, rapid determination and high sensitivity, which can be applied to the determination and quantification of aflatoxin M 1 in milk sample.…”
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  15. 4375

    Improvement of Steam Injection Efficiency in Horizontal Well with the Semi-Analytical Model: A Case Study of Liaohe Oilfield Steam Injection Well by He Zhang, Xiaofeng Zhou, Ao Zhang

    Published 2022-01-01
    “…The flow pattern is determined by the modified Beggs-Brill method and different conservation equations are incorporated to calculate the steam pressure, steam temperature and steam quality. …”
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  16. 4376

    Facile green synthesis of silver doped NiO nanoparticles using aloe vera latex for efficient energy storage and photocatalytic applications by S. Alfadhli, Syed Khasim, A.A.A. Darwish, Khoulod Al-nahdi, Mervat Abdelkader, Raghad Gamal, Taymour A. Hamdalla

    Published 2025-01-01
    “…Herein, we report the biosynthesis of pure NiO and NiO nanoparticles doped with Silver (Ag@NiO NPs) 2, 4, 6, and 8 mol% from aloe vera extract by solution combustion method at 400 °C and calcined at 500 °C for 3 h. By utilizing silver-doped NiO nanoparticles synthesized with Aloe Vera latex, which not only enhances the material's properties but also promotes environmentally friendly fabrication methods. …”
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  17. 4377

    THE EFFECTIVE MEDIUM THEORY AS A TOOL FOR ANALYZING THE OPTICAL PROPERTIES OF NANOCOMPOSITES by A. N. Yurasov, M. M. Yashin

    Published 2018-04-01
    “…Since the concentration of the metal component was determined in our work, which is 7%, the method of Maxwell-Garnett effective medium method was chosen. …”
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  18. 4378

    Efficiency estimation of super-viscous oil recovery by in-situ catalytic upgrading in cyclic steam stimulation: from laboratory screening to numerical simulation by R. E. Safina, S. A. Usmanov, I. F. Minkhanov, I. I. Mukhamatdinov, Ya. O. Simakov, V. A. Vakhin, V. A. Sudakov, M. A. Varfolomeev, D. K. Nurgaliev

    Published 2024-04-01
    “…This article describes a method of predicting super-viscous oil deposit development performance by catalytic aquathermolysis process in cycling steam simulation (CSS). …”
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  19. 4379

    Determination of 16 Biogenic Amines in Cold-Chain Fish and Shrimp by Volatile Ion-Pair Reversed-Phase Liquid Chromatography-Tandem Mass Spectrometry by WU Jianxin, WANG Zongyi, YU Miao, BI Guibin, ZHANG Weiqing, DONG Ziqi, MA Xiaotong

    Published 2025-05-01
    “…A new method for the determination of 16 biogenic amines (BAs) including dimethylamine, trimethylamine, trimethylamine oxide, octopamine (OA), dopamine (DA), tyramine (TYR), 5-hydroxytryptamine (5-HT), benzylamine, putrescine, cadaverine, histamine, agmatine, 2-phenylethylamine, tryptamine, spermidine and spermine in cold-chain fish and shrimp products was established using liquid chromatography-tandem mass spectrometry (LC-MS/MS) without derivatization. …”
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  20. 4380

    Palladium‐Catalyzed Selectivity Controlled Highly Efficient Carbonylative Synthesis of Isoquinoline‐1,3(2H,4H)‐diones and Indanones by Ren‐Rui Xu, Chang‐Sheng Kuai, Prof. Dr. Xiao‐Feng Wu

    Published 2025-03-01
    “…Abstract Compared to the methods that rely on complex and structurally unique substrates for the synthesis of heterocyclic compounds through intra‐ and intermolecular cyclization, strategies starting from simple and readily available substrates, combined with finely tuned catalytic system to achieve different chemoselectivity, offer significant advantages in terms of efficiency, cost‐effectiveness, and versatility. …”
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