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Showing 361 - 380 results of 15,724 for search 'determined (coefficiency OR efficient) (method OR methods)', query time: 0.32s Refine Results
  1. 361
  2. 362

    Determination of an efficiency parameter for the use of electric vehicles by Ervand H. Keyan, Alexey N. Melnikov, Olga A. Tamoshina

    Published 2025-03-01
    “…The paper presents a mathematical model for efficient operation of electric vehicles, taking into account the relationship of the technical characteristics of cars, charging infrastructure with the purpose and operating conditions of cars.Materials and methods. …”
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    Article
  3. 363

    Ammonium Content Determination by Different Analytical Methods in the Manure with Different Additives and Its Change During Storage by Irmantas Parašotas, Violeta Juškienė, Alvyra Šlepetienė, Gitana Kadžienė

    Published 2024-12-01
    “…We compared three analytical methods for NH<sub>4</sub><sup>+</sup> determination: distillation, ionometry, and spectrophotometry. …”
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    Article
  4. 364

    Acceptability criteria for linear dependence in validating UV-spectrophotometric methods of quantitative determination in forensic and toxicological analysis by L. Yu. Klimenko, G. P. Petyunin, S. M. Trut, V. P. Moroz

    Published 2014-08-01
    “…Materials and methods. UV-spectrophotometric method of doxylamine quantitative determination in blood. …”
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    Article
  5. 365
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    Determination of morphine, codeine and 6-monoacetylmorphine in saliva of substance-abuse patients using HPLC/MS methods by Milovanović Vesna, Ćirić Biljana, Milenković Jasna, Kilibarda Vesna, Ćurčić Marijana, Vučinić Slavica, Antonijević Biljana

    Published 2012-01-01
    “…Saliva represents an alternative specimen for substances abuse determination in toxicology. Hence, the aim of this study was to optimize a method for saliva specimen preparation for heroin metabolites, morphine and 6-monoacetylmorphine (6-mam), and codeine determination by liquid chromatography-mass spectrometry (LC/MS), and to apply this method on saliva samples taken from the patients. …”
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    Article
  7. 367

    Development and psychometric evaluation of the child marriage cognitive determinants questionnaire (CMCDQ): a mixed-methods study by Bahman Baraie, Haidar Nadrian, Mehdi Rezaei, Abdolrasoul Safaiyan, Hossein Matlabi

    Published 2025-08-01
    “…This study aimed to develop and evaluate the Child Marriage Cognitive Determinants Questionnaire (CMCDQ). An exploratory sequential mixed methods research design was conducted from 2021 to 2022 in Sanandaj, Iran. …”
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    Article
  8. 368

    Decision Support System for Determining Disease and Pest Handling in Chili Plants Using WP and VIKOR Methods by Muhammad Mulkan Jalila, Wahyu Fuadi, Ar Razi

    Published 2025-07-01
    “…The WP method is used to calculate attribute assessments by multiplication, where each criterion is weighted according to its level of importance. …”
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  9. 369
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  11. 371

    FORECASTING OF PRODUCTION OUTPUT FOR LIGHT INDUSTRY ENTERPRISES WITH PURPOSE TO DETERMINE THEIR POWER RESOURCES REQUIREMENTS. Part 1 by V. N. Romaniuk, D. B. Muslina

    Published 2015-08-01
    “…It is proposed to use statistical methods for searching requirements. In this connection it is necessary to take into account industry development rate (pre-determined by State Programs, Plans, Governmental solutions, including directive instructions), production volumes of competitive goods and actual goods situation on the sales market.The paper presents the first part of the executed complex investigations which are directed on the development of scientifically-substantiated proposals for higher energy efficiency of the industry as a whole. …”
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    Article
  12. 372
  13. 373

    Simultaneous Determination of Multiple Acid-Suppressing Drugs by UPLC-MS/MS Method and Application for Pharmacokinetics Study by Li X, Liu S, Yu M, Xi W, Wu X, Liu D, Liu A, Wang H

    Published 2025-02-01
    “…Precisely quantifying their plasma levels is crucial for clinical pharmacokinetic assessments and therapeutic drug monitoring.Aim: This study aimed to establish a generic and efficient ultra-performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS) assay for the determination of five PPIs (esomeprazole, rabeprazole, ilaprazole, lansoprazole, and pantoprazole) and the P-CAB (vonoprazan) in human plasma.Methods: The six analytes were extracted from human plasma via protein precipitation and a single dilution step. …”
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  14. 374

    ALTERNATIVE METHOD FOR DETERMINING METAL UPTAKE FROM WATER BY ESCHERICHIA COLI K12 CD3 by N. M. T. Jebril, A. K. Murad, R. A. Majeed, A. H. Al-Sabary, I. A. Abed, B. H. Hashim

    Published 2025-06-01
    “…By comparison, usual TEM-EDX analyzes show that the concentration was not qualitatively determined. At the same time, the ICP-M device was not as efficient in measuring cadmium concentrations. …”
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    Methodology study for determining the half-value layer using the Monte Carlo code PHITS by Ronald Soares, Marco Aurélio Lacerda

    Published 2024-09-01
    “…Just like many other radiological quantities of interest, the HVL can be estimated via simulations employing the Monte Carlo Method (MCM). Among the variety of MCM based codes available, the Particles and Heavy Ions Transport Code System (PHITS) was the one adopted in this study. …”
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  18. 378
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    Development and validation of an HPLC-DAD analytical method for quantitative and simultaneous determination of cefoperazone and prednisolone in intramammary ointment by Patrícia Espinosa dos Santos, Jefferson Annunciatto, Teófilo Fernando Mazon Cardoso, Marcos Serrou do Amaral, Nájla Mohamad Kassab

    Published 2025-07-01
    “…The method was applied in intramammary ointments, showing linearity, for CPZ, from 0.25 to 25 μg mL-1 (r=0.9999); and, for PRED, from 0.75 to 30 μg mL-1 (r=0.9997), with low limits of detection and quantification, precision with coefficients of variation less than 2%, in accuracy, presented recovery close to 100% for both drugs, in addition to demonstrating their robustness by the Youden test, which evaluated the effects and concluded that the altered parameters in the test were not sufficient to change the values obtained in the determinations. …”
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  20. 380

    Development and Validation of a High‐Performance Liquid Chromatography Method for the Determination of Epoxyaurapten From Pomelo Peel by Hui Ni, Dongfeng Guo, Xue Li, Lijun Li, Yuanfan Yang, Xiping Du, Yang Hu, Shuyu Zhang, Feng Chen, Fan He

    Published 2025-08-01
    “…The effects of extraction solvent, liquid‐to‐material ratio, ultrasonic time, and extraction cycles on the extraction of epoxyaurapten from pomelo peel were investigated, and the optimal sample pretreatment conditions were determined to ensure the extraction efficiency. The results indicated a high degree of precision with a linear correlation coefficient of 0.9999. …”
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