Showing 621 - 640 results of 906 for search 'mode composition methods', query time: 0.12s Refine Results
  1. 621

    Phenolic compounds of ethanol extracts of Lemna minor L., Lemna trisulca L. and Lemna polyrrhiza L. Schleid and their immunomodulating activity by Sergazy M. Adekenov, Marina G. Danilets, Svetlana A. Ivasenko, Leonid A. Nikiforov, Sergey V. Krivoshchekov, Anastasija A. Ligacheva, Evgenija S. Trofimova, Evgeny Yu. Sherstoboev, Vadim V. Zhdanov, Mikhail V. Belousov

    Published 2017-10-01
    “…In qualitative and quantitative analysis of the samples studied the method of reversed-phase high-performance liquid chromatography on an Agilent 1100 Series instrument (USA) was used in isocratic mode. …”
    Get full text
    Article
  2. 622

    The Effects of Employment Center Characteristics on Commuting Time: A Case Study of the Seoul Metropolitan Area by Sangyeon Nam, Sungjo Hong

    Published 2025-03-01
    “…Differences in commuting behavior, including average commuting time and mode share, were observed among workers at different employment centers. …”
    Get full text
    Article
  3. 623

    Medium wavelength infrared HgCdTe discrete photodetectors by Z. F. Tsybrii, K. V. Andreeva, M. V. Apatska, S. G. Bunchuk, M. V. Vuichyk, O. G. Golenkov, N. V. Dmytruk, V. V. Zabudsky, I. O. Lysiuk, K. V. Svezhentsova, M. I. Smolii, F. F. Sizov

    Published 2017-12-01
    “…FTIR transmission spectra were measured to evaluate samples quality and find the composition of x of Hg1–xCdxTe epitaxial layers grown by liquid phase epitaxy method. …”
    Get full text
    Article
  4. 624

    Effect of radiation therapy on the dentin bond strength of a universal adhesive by Pipop Saikaew, P Hannongbua, P Jianratanajit, I Wongkertprayot, P Chaiklahan, N Srimaneekarn, A Prayongrat, P Eamsa-ard, AFMA Chowdhury, K Katekovit, S Hidehiko

    Published 2025-05-01
    “…Paul, MN, USA): etch-and-rinse (ER) or self-etch (SE) mode. After adhesive application, the resin composite was constructed and stored in distilled water at 37 °C for 24 h. …”
    Get full text
    Article
  5. 625

    Determination Modal parameters a Turning machining system by Юрій Петраков, Олександр Охріменко, О. Пасічник, А. Петришин

    Published 2025-06-01
    “…A dynamic model of the machining system of a lathe has been developed as a composition of the main units using the receptance coupling method, which made it possible to calculate the rigidity of the entire system, reduced to the tip of the cutter, as a function of the longitudinal coordinate when machining a workpiece installed in a chuck and in a chuck and rear center. …”
    Get full text
    Article
  6. 626

    Specialist Savvy Versus Generalist Grit: Elucidating the Trade‐Offs in Adaptive Dietary Ecomorphology Amongst African Green and Bush Snakes by Hanlie M. Engelbrecht, Kimberley E. J. Chapelle, Graham J. Alexander

    Published 2025-06-01
    “…There is limited knowledge of how small variations in prey type composition may influence feeding morphology among closely related species sharing similar ecological niches. …”
    Get full text
    Article
  7. 627

    Comparative microbiological and phytochemical study of extracts from leaves of varietal forms of the genus <i>Mentha</i> L. by M. A. Kazakova, V. A. Kurkin, V. M. Ryzhov, A. V. Lyamin, A. V. Kozlov

    Published 2025-03-01
    “…To screen and compare the antimicrobial activity of aqueous-alcoholic extracts from peppermint leaves and mint varieties and to perform comparative qualitative analysis by high performance liquid chromatography (HPLC).Materials and methods. The objects of the study were aqueous-alcoholic extracts on 70 % ethyl alcohol obtained by fractional percolation method from leaves of varieties of peppermint (Mentha L.) and alcoholic solutions of standard samples of luteolin and menthol. …”
    Get full text
    Article
  8. 628

    Celiac Disease and Pregnancy Outcomes in Patients with Gestational Diabetes Mellitus by Maria Grazia Dalfrà, Gloria Giovanna Del Vescovo, Silvia Burlina, Ilaria Baldan, Silvia Pastrolin, Annunziata Lapolla

    Published 2020-01-01
    “…The aim of our study was to examine pregnancies complicated by GDM in celiac and nonceliac women in terms of their metabolic parameters and maternal and fetal outcomes. Methods. The study involved 60 women with GDM, 20 with and 40 without celiac disease. …”
    Get full text
    Article
  9. 629

    Polycomplex Carrier for Buccal Mucoadhesion Delivery of Metronidazole by R. I. Moustafine, V. V. Budnikov, S. G. Abdullina, Sh. F. Nasibullin, R. A. Saleev

    Published 2020-05-01
    “…As a result of studies on the physicochemical and pharmaceutical properties, there was selected the optimal composition of a polycomplex carrier (IPEC 2) based on Eudragit® EPO and Noveon® AA-1, which is characterized by the required bioadhesive properties and the ability of providing controlled release of drug from the tablet matrix (with weight ratio MD/IPEC-2 1:0.5) in conditions mimicking oral cavity environment, which provides the necessary mode of buccal delivery of metronidazole in accordance with Fick's law of diffusion.Conclusion. …”
    Get full text
    Article
  10. 630

    Structural Damage Evolution of Mesoscale Representative Elementary Areas of Mudstones by Qijun Hu, Junsen Zeng, Leping He, Chengyi Huang, Shiqing Feng

    Published 2023-01-01
    “…The damage evolution and failure mode are sensitive to the inclusion geometric features, e.g., inclination, grain size, and spacing. …”
    Get full text
    Article
  11. 631

    UNIVERSAL INFORMATION BLOCKS AS PART OF THE DATABASE MANAGEMENT SYSTEM OF THE OPERATIONAL DUTY SHIFT OF THE СONTROL СENTER IN CRISIS SITUATIONS by A. L. Popov

    Published 2019-07-01
    “…The aim of the study is to develop a set of interconnected information blocks for the formation, subsequent processing and application of data in the preparation of reporting and functional documents.Method. The choice of regularly used templates as a basis for the development of information blocks. …”
    Get full text
    Article
  12. 632

    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
    “…The established HPLC method was methodologically assessed and applied to teas, which included maintaining TSKgel ODS-100V column (4.6 mm×250 mm, 5 μm) at 40 ℃, using 0.10% phosphoric acid-water solution (mobile phase A) and 50% acetonitrile-water solution (mobile phase B) with the gradient elution mode of 100% A (0 min)→100% A (12 min)→0% A (17 min)→0% A (25 min)→100% A (30 min)→100% A (33 min) with 2 min post-run at the flow rate of 1.0 mL/min, and detecting at the wavelengths of 210 and 245 nm for ascorbic acid, and 210 nm for other organic acids by diode array detector (DAD). …”
    Get full text
    Article
  13. 633

    WALL CERAMIC MATERIALS BASED ON TECHNOGENIC RAW MATERIALS OF COAL SERIES by A. S. Gaishun, E. S. Gaishun, E. V. Kovaleristova, K. S. Yavruyan

    Published 2019-07-01
    “…The changes introduced during the production of products using this method will help achieve a significant energy saving of gas and optimization of the firing mode.…”
    Get full text
    Article
  14. 634
  15. 635

    Ball milling preparation and the effect of calcination temperature on the photocatalytic performance of titanium dioxide by Israa Zahwa, Ahmad Kassas, Mohamed Mouyane, Jérôme Bernard, Javier Navas, Tayssir Hamieh, David Houivet

    Published 2025-06-01
    “…This study highlights the potential of ball milling as a scalable method for tailoring TiO2-based photocatalysts with optimized phase composition and photocatalytic properties.…”
    Get full text
    Article
  16. 636

    A Seamless Switching Strategy for Hybrid AC/DC Microgrids Under Varied Control Complexities by Huayu Zhang, Shan He, Zhi Yuan, Zhijiang Cheng, Jing Cheng, Bing Hu, Lijun Xu, Xiaochao Fan

    Published 2025-01-01
    “…The proposed strategy couples the current inner loops of the above control methods (droop control and PQ control) to develop a dual-mode combined controller operating based on current tracking. …”
    Get full text
    Article
  17. 637

    Maternal dietary iron intake during pregnancy has a potential effect on the neonate gut microbiota profile by Qi Qi, Danmeng Liu, Liang Wang, Yingze Zhu, Mitslal Abrha Gebremedhin, Zhonghai Zhu, Lingxia Zeng, Lingxia Zeng, Lingxia Zeng, Lingxia Zeng

    Published 2025-06-01
    “…After stratification by delivery mode, in the stratum of normal vaginal delivery (NVD), Simpson diversity remained higher in the infants’ GM of mothers with higher intakes of iron (p = 0.04). …”
    Get full text
    Article
  18. 638

    Analgesic effect of Dahuang Fuzi Decoction in neuropathic pain through inhibiting TNF-α and PI3K-AKT signaling by Jinglian Qu, Qian Gong, Siyu He, Jiuyan Peng, Lingyan Chen, Long Wang, Peng Chen

    Published 2024-12-01
    “…However, the mechanisms through which DF exerts its effects remain largely unknown.MethodsIn this study, we employed ultra-high-performance liquid chromatography coupled with high-resolution mass spectrometry (UHPLC-HRMS) to analyze the chemical composition of DF. …”
    Get full text
    Article
  19. 639

    General principles of expanding the speed range of operation of autonomous power supply systems for passenger cars by S. L. Samoshkin, S. S. Mironov, O. S. Samoshkin, M. V. Khodenkov, A. S. Sarikov

    Published 2020-09-01
    “…It is solved by forcing the excitation of the generators.Analysis of modern systems of autonomous power supply of passenger cars showed that the expansion of the speed range of its operation can be achieved in three ways:•             raising the gear ratio of the gearbox to ensure it is switched on to the nominal mode at a carriage speed of 15 - 20 km/h without changing the parameters of the generator and the entire system of autonomous power supply;•             modernization of the electrical equipment complex for passenger cars to ensure the operation of the main power consumers and charge the battery while driving at low speeds (over 18 km/h) without changing the mechanical parameters and composition of the serial generator-drive unit;•             modernization of the generator in order to reduce its turnon revolutions to the power required to provide the main power consumers without changing the mechanical parameters of the drive.All three methods have its advantages and disadvantages, the choice of any of them is determined by the technical requirements for a specific car model.…”
    Get full text
    Article
  20. 640

    <i>One-pot</i> determination of amino acids in drugs by pre-column derivatization with phenyl isothiocyanate by P. A. Kalmykov, T. P. Kustova, S. O. Kustov, P. S. Shestakovskaya, T. R. Azmetov, A. A. Kalmykova

    Published 2024-05-01
    “…Objectives. To develop a new method to determine amino acids in drugs by means of reverse-phase high-performance chromatography (RP HPLC) with pre-column derivatization using phenyl isothiocyanate (PITC) and one-pot sample preparation.Methods. …”
    Get full text
    Article