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Showing 2,221 - 2,240 results of 15,724 for search 'determined (coefficiency OR efficient) methods', query time: 0.27s Refine Results
  1. 2221

    Complex Analysis of the Epidemiological Situation of Tuberculosis used as an Additional Tool for Determining the «Risk Areas»on the Siberian Federal District by P. A. Khromova, V. V. Sinkov, E. D. Savilov, O. B. Ogarkov

    Published 2021-07-01
    “…The essence of the method consists in ranking the statistical indicators used from the minimum values to the maximum values for the entire study period, and further summing the ranks for each indicator. …”
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    Article
  2. 2222

    Rapid Determination of Mercury Ions in Environmental Water Based on an N-Rich Covalent Organic Framework Potential Sensor by Jinjin Tian, Yulin Zhu

    Published 2022-01-01
    “…The proposed method can be successfully applied to the determination of Hg2+ in 3 typical environmental water samples, with a recovery rate of 98.6–101.8%. …”
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  3. 2223

    Determination of 10 organic acid contents in tea using high performance liquid chromatography-diode array detector by WANG Lili, YANG Junguo, LIN Qingxia, XIANG Lihui, SONG Zhenshuo, ZHANG Yinggen, CHEN Lin

    Published 2019-02-01
    “…It is appeared that the newly developed method can yield fine linear relationship, desirable precision, repeatability and separability for determinations of 10 organic acids in tea.…”
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  4. 2224

    Determination of Methomyl Residue in Tobacco Samples by Heart-Cutting Two-Dimensional Liquid Chromatography with Tandem Mass Spectrometry by Shihao Shen, Min Chen, Tiannan Wang, Ting Fei, Dianhai Yang, Miaoling Cao, Da Wu

    Published 2020-01-01
    “…A dynamic range of 2.5 ng/mL to 500 ng/mL was achieved with correlation coefficient (r2) greater than 0.9995. The limit of detection and limit of quantification were determined to be 0.69 and 2.30 ng/mL, respectively. …”
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    Article
  5. 2225

    Determination of Total Iron in Carbon-Containing Iron Ore by Perchloric Acid-Assisted Digestion and Potassium Dichromate Titration by Shiyuan REN, Yunfeng WANG, Chunying GAO, Nan WANG, Lin WANG, Zaizheng DONG

    Published 2025-05-01
    “…Rapid and accurate determination of total iron content in iron ore is crucial for mineral processing research and improving iron-making efficiency. …”
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    Article
  6. 2226

    Objective determination of initiation stress and damage stress in rock failure using acoustic emission and digital image correlation by Peng Liang, Yanbo Zhang, Xulong Yao, Guangyuan Yu, Qiang Han, Junling Liu

    Published 2025-05-01
    “…The research aimed to explore a method for determining rock characteristic stresses by integrating acoustic emission monitoring with the DIC method. …”
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  7. 2227
  8. 2228

    Factor selection techniques based on partial least squares for classification to determine the risk factors of sexually transmitted infections by Zhiping Liu, Maryam Sadiq, Zhiguang Li

    Published 2025-07-01
    “…This study focused on improving factor selection techniques based on partial least squares for classification and therefore, traditional, recent, and proposed approaches are evaluated by means of efficiency. All considered techniques are executed on a real data set of sexually transmitted infections among men belonging to Balochistan (Pakistan) using the Monte Carlo simulation method. …”
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    Article
  9. 2229

    Environmental Profile of a Community's Health (EPOCH): an instrument to measure environmental determinants of cardiovascular health in five countries. by Clara K Chow, Karen Lock, Manisha Madhavan, Daniel J Corsi, Anna B Gilmore, S V Subramanian, Wei Li, Sumathi Swaminathan, Patricio Lopez-Jaramillo, Alvaro Avezum, Scott A Lear, Gilles Dagenais, Koon Teo, Martin McKee, Salim Yusuf

    Published 2010-12-01
    “…This report describes the design and reliability of an instrument to measure environmental determinants of CV risk factors.<h4>Method/principal findings</h4>THE ENVIRONMENTAL PROFILE OF COMMUNITY HEALTH (EPOCH) INSTRUMENT COMPRISES TWO PARTS: (I) an assessment of the physical environment, and (II) an interviewer-administered questionnaire to collect residents' perceptions of their community. …”
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  10. 2230

    Mono- and Binuclear Complexes in a Centrifuge-Less Cloud-Point Extraction System for the Spectrophotometric Determination of Zinc(II) by Kiril B. Gavazov, Petya V. Racheva, Antoaneta D. Saravanska, Fatma Genc, Vassil B. Delchev

    Published 2024-09-01
    “…The method developed is characterized by simplicity, convenience, profitability, sensitivity, and ecological friendliness. …”
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  11. 2231

    Determination of Residual Behavior of Flufenacet in Wheat and its Dietary Risk Assessment by Liquid Chromatography-Tandem Mass Spectrometry by Jing YANG, Xin-ju WEI, Xiao-long MA, Li JI, Xiao-jing WANG

    Published 2025-05-01
    “…A method of liquid chromatography-tandem mass spectrometry (LC-MS/MS) was developed for the determination of flufenacet and its metabolites in wheat. …”
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  12. 2232

    Direct analysis of algae for determination of major and minor elements using energy dispersive x-ray fluorescence (EDXRF) by Sewgil Saaduldeen Anwer

    Published 2023-10-01
    “…There are very few studies that determine the elements in microalgae with EDXRF, which is a rapid, easy method to determine what components and in what quantities they are contained to be used (no chemical pre-treatments are required). …”
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  13. 2233

    Determining the Optimal Level of Service of the Airport Passenger Terminal for Low-Cost Carriers Using the Analytical Hierarchy Process by Jelena Pivac, Igor Štimac, Dajana Bartulović, Andrija Vidović

    Published 2025-02-01
    “…A hierarchical AHP decision-making model with associated criteria and sub-criteria was developed to determine the optimal level of service for low-cost carriers. …”
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  14. 2234
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  16. 2236

    Optimisation of bioaerosol sampling using an ultralight aircraft: A novel approach in determining the 3-D atmospheric biodiversity by Maria P. Plaza, Athanasios Charalampopoulos, Vivien Leier-Wirtz, Pia Viuf Ørby, Mathilde Kloster, Michael Dines Christiansen, Claudia Traidl-Hoffmann, Athanasios Damialis, Ulrich Gosewinkel

    Published 2024-10-01
    “…Three campaigns were made, where the comparability, efficiency and accuracy of different sampling devices were determined, namely of the abovementioned impactor, and of the mobile conventional Hirst-type pollen sampler. …”
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  17. 2237

    Development and application of sex-specific indel markers for Hippophae salicifolia based on third-generation sequencing by Zhefei Zeng, Shutong Zhang, Xin Tan, Norzin Tso, Zhuo Shang, Jifeng Zhang, Wei Li, Junwei Wang, Wenju Zhang, La Qiong

    Published 2025-05-01
    “…Cross-species validation revealed limited applicability of Hsa09 in closely related Hippophae species, suggesting notable divergence in sex determination mechanisms within the genus. This study establishes the first molecular tool for early sex identification in H. salicifolia, overcoming the dependence on reproductive organ development in traditional methods. …”
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  18. 2238

    Economic Analysis of Strip and Pit Cultivation Methods in Desertification Projects by Reza Barzegar Ardakani, Saeideh Kalantari, Mohamadreza Fazelpour, Mahdi Tazeh

    Published 2024-05-01
    “…From an economic standpoint, the best method can be determined by comparing the estimated and actual costs of implementing both strip and pit cultivation methods. …”
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  19. 2239

    Performance of methods for estimation of table beet water requirement in Alagoas by Daniella P. dos Santos, Célia S. dos Santos, Leiliane M. da Silva, Márcio A. L. dos Santos, Cícero G. dos Santos

    “…Beet ETc showed a cumulative demand of 202.11 mm for a cumulative reference evapotranspiration of 152.00 mm. Kc values determined using the Penman-Monteith-FAO 56 and Hargreaves-Samani methods were overestimated, in comparison to the Kc values of the FAO-56 standard method. …”
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  20. 2240

    Control of Tribological Characteristics of Wear-Resistant AlCrBN Coatings by Nanoscratch Testing by V. A. Lapitskaya, T. A. Kuznetsova, B. Warcholinski, A. V. Khabarova, T. V. Hamzeleva, A. Gilewicz, S. A. Chizhik

    Published 2025-07-01
    “…The use of this method made it possible to perform multi-cycle tribotesting of the AlCrBN coatings, determine the average values of the friction coefficient, and completely eliminate the influence of microparticles (the characteristic defects for coatings deposited by the cathodic arc method) on the measurements. …”
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