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Showing 5,141 - 5,160 results of 15,724 for search 'determined (coefficient OR efficient) (method OR methods)', query time: 0.40s Refine Results
  1. 5141
  2. 5142

    In Situ Synthesis of a Magnetic Graphene Platform for the Extraction of Benzimidazoles from Food Samples and Analysis by High-Performance Liquid Chromatography by Qianchun Zhang, Yulan Liu, Xingyi Wang, Huimin Li, Junyu Chen

    Published 2017-01-01
    “…A novel method was proposed for the determination of five benzimidazoles (oxfendazole, mebendazole, flubendazole, albendazole, and fenbendazole) using magnetic graphene (G-Fe3O4). …”
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  3. 5143

    A Human Oral Fluid Assay for D- and L- Isomer Detection of Amphetamine and Methamphetamine Using Liquid-Liquid Extraction by Brian Robbins, Rob E. Carpenter, Mary Long, Jacob Perry

    Published 2022-01-01
    “…This paper presents a validated method of D- and L-isomer detection in human oral fluid from an extract used for determination of a large oral fluid assay (63 analytes) on an older AB SCIEX 4000 instrument. …”
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  4. 5144
  5. 5145
  6. 5146
  7. 5147

    Quantitative Analysis of Eight Triterpenoids and Two Sesquiterpenoids in Rhizoma Alismatis by Using UPLC-ESI/APCI-MS/MS and Its Application to Optimisation of Best Harvest Time and... by Yanni Tai, Fuxian Zou, Qiurong Zhang, Jia Wang, Ronghui Rao, Ruihua Xie, Shuisheng Wu, Kedan Chu, Wen Xu, Xiaoyan Li, Mingqing Huang

    Published 2019-01-01
    “…All recoveries of the 10 marker compounds ranged from 97.24% to 102.49% with RSDs less than 4.05%. The developed method efficiently determined the 10 marker compounds in RA and was subsequently applied to optimise harvest time and crude processing temperature. …”
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    Article
  8. 5148

    The effect of managers' communication skills on the job satisfaction of health sector employees: a systematic review study by Meisam Hasanpoor Haskooi, Mandana Saniee, Somayeh Tajik Esmaeili, Leila Niroomand

    Published 2024-12-01
    “… Background: This article explores the impact of managers' communication skills on the job satisfaction of health sector employees through a meta-analysis. The purpose is to determine how these communication skills influence job satisfaction and how strategic decisions can be improved for greater organizational efficiency. …”
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    Article
  9. 5149
  10. 5150

    Validation and Discriminant Analysis of the Athens Insomnia Scale in Older Adults by Huseyin Elbi, Melike Batum, Ece Ozlem Oztürk, Merve Vatansever Balcan, Ayşin Kisabay Ak, Hikmet Yilmaz, Omer Aydemir

    Published 2025-06-01
    “…ABSTRACT Objective This study aimed to validate and discriminate the “Athens Insomnia Scale” in aged. Methods Patients were assessed using the Athens Insomnia Scale (AIS) and the Pittsburg Sleep Quality Index (PSQI). …”
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  11. 5151

    Simultaneous Analysis of Ursolic Acid and Oleanolic Acid in Guava Leaves Using QuEChERS-Based Extraction Followed by High-Performance Liquid Chromatography by Chang Xu, Yiyi Liao, Chunyan Fang, Makoto Tsunoda, Yingxia Zhang, Yanting Song, Shiming Deng

    Published 2017-01-01
    “…In this paper, a novel method of QuEChERS-based extraction coupled with high-performance liquid chromatography has been developed for the simultaneous determination of ursolic acid (UA) and oleanolic acid (OA) in guava leaves. …”
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    Article
  12. 5152

    Red Wine Age Estimation by the Alteration of Its Color Parameters: Fourier Transform Infrared Spectroscopy as a Tool to Monitor Wine Maturation Time by M. Basalekou, C. Pappas, Y. Kotseridis, P. A. Tarantilis, E. Kontaxakis, S. Kallithraka

    Published 2017-01-01
    “…The proposed method is simpler, less time consuming, and more economical and does not require chemical reagents.…”
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  13. 5153

    Simultaneous Analysis of Losartan Potassium, Amlodipine Besylate, and Hydrochlorothiazide in Bulk and in Tablets by High-Performance Thin Layer Chromatography with UV-Absorption De... by Karunanidhi Santhana Lakshmi, Sivasubramanian Lakshmi

    Published 2012-01-01
    “…The suitability of this method for quantitative determination of these compounds was by validation in accordance with the requirements of pharmaceutical regulatory standards. …”
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    Article
  14. 5154

    Development of Sensitive and Specific Analysis of Vildagliptin in Pharmaceutical Formulation by Gas Chromatography-Mass Spectrometry by Ebru Uçaktürk

    Published 2015-01-01
    “…A sensitive and selective gas chromatography-mass spectrometry (GC-MS) method was developed and fully validated for the determination of vildagliptin (VIL) in pharmaceutical formulation. …”
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  15. 5155

    Measurement of Pharmacokinetics and Tissue Distribution of Four Compounds from Nauclea officinalis in Rat Plasma and Tissues through HPLC-MS/MS by Yuhuang Wu, Liyan Li, Guxu Ming, Xinyue Ma, Changfu Liang, Yonghui Li, Xiaoning He

    Published 2022-01-01
    “…Mass spectrometric detection was performed in multiple reaction monitoring (MRM) mode utilizing electrospray ionization (ESI) in negative mode. The developed method exhibited good linearity (determination coefficients, R2 ≥ 0.9849), and the lower limits of quantification were 2, 5, 5, and 25 ng/mL for chlorogenic acid, naucleactonin C, khaephuoside A, and 3,4-dimethoxyphenyl-1-O-β-apiofuroseyl(1 ⟶ 2)-β-D-glucopyranoside. …”
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  16. 5156
  17. 5157

    Exploring the Use of AI in Qualitative Data Analysis: Comparing Manual Processing with Avidnote for Theme Generation by S. M. Akramul Kabir, Fareeha Ali, Rana Lotfy Ahmed, Ruqayya Sulaiman-Hill

    Published 2025-04-01
    “…Avidnote, an AI platform designed for research, is compared with manual analysis methods for theme generation. The findings show that Avidnote provides fast theme generation, resulting in significant time and cost-saving benefits. …”
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  18. 5158

    Study on Dicarboxylic Acids in Aerosol Samples with Capillary Electrophoresis by Heidi Adler, Heli Sirén

    Published 2014-01-01
    “…Hot water and ultrasonication extraction methods were used to isolate the acids from membrane filters. …”
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  19. 5159

    A Chelating Resin of EDTA-Type Modified Cross-Linking Polystyrene to Preconcentrate Trace Metals for Seawater Detection by Chao Li, Linna Duan, Mingchao Han, Hongwei He, Mengxiang Yuan, Hairong Wang

    Published 2022-01-01
    “…Compared with the conventional solvent method, the novel material and enrichment device have high preconcentration efficiency, strong anti-interference ability, and low cost and could be directly applied for routine seawater detection.…”
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  20. 5160

    A multi-objective optimization approach to optimal sensor placement of irregular LSF structures by Mohammad Reza Hamedi, Masoud Mohammadgholiha, Hamid Reza Vosoughifar, Nadia Hamedi

    Published 2021-02-01
    “…To show the efficiency of the proposed method, a very large irregular museum building, which was built by using LSF system, has been considered. …”
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