Showing 7,021 - 7,040 results of 8,081 for search 'parameter composition', query time: 0.11s Refine Results
  1. 7021
  2. 7022

    Tunable physical properties and dye removal application of novel Chitosan Polyethylene glycol and polypyrrole/carbon black films by Sh. S. El-Khiyami, Heba Ali, A. M. Ismail, R. S. Hafez

    Published 2025-06-01
    “…The discussion covers the optical constants, such as the composites’ refractive index and optical conductivity. …”
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    Article
  3. 7023

    Reaction of Chromium(III) with 3,4-Dihydroxybenzoic Acid: Kinetics and Mechanism in Weak Acidic Aqueous Solutions by Kimon Zavitsanos, Konstantinos Tampouris, Athinoula L. Petrou

    Published 2008-01-01
    “…The first stage was found to be linearly dependent on ligand concentration k1(obs)_=k0+k1(obs)[3,4-DHBA], and the corresponding activation parameters were calculated as follows: ΔH1(obs)≠=51.2±11.5 kJ mol−1, ΔS1(obs)≠=−97.3±28.9 J mol−1 K−1 (composite activation parameters) . …”
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    Article
  4. 7024

    Enamel surface roughness after orthodontic adhesive removal: an in vitro study comparing four clearance methods by Denisa Raticová, Magadalena Koťová, Aleš Bezrouk, Leo Sala, Petra Křížová, Leger Aleš, Wanda Urbanová

    Published 2024-09-01
    “…Four CMs were used to clear the tooth surface of 15 premolars each: carbide bur (CB), carbide bur with titanium nitride surface treatment + fine carbide bur (CBCB), glass fiber-reinforced composite instrument (GFCB), zirconia bur + glass fiber-reinforced composite bur (ZBCB). …”
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    Article
  5. 7025

    Air-side Thermal-hydraulic Analysis and Parametric Optimization for Vertical-fin Microchannel Heat Exchanger by Zhao Rijing, Wei Xinghua, Huang Dong, Li Feng, Zhao Yongfeng

    Published 2023-01-01
    “…Subsequently, the sequence and connection of waves and louvers on composite fins were compared, and the effects of fin pitch, fin length, tube pitch, and fin thickness were investigated. …”
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    Article
  6. 7026

    Novel Ag/Kaolin Nanocomposite as Adsorbent for Removal of Acid Cyanine 5R from Aqueous Solution by Saeedeh Hashemian, Mohammad Reza Shahedi

    Published 2013-01-01
    “…Ag/kaolin nanocomposite was used for adsorption of acid cyanine 5R (AC5R) from aqueous solution. The effect of parameters such as contact time, pH, and mass of nano composite has been investigated. …”
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    Article
  7. 7027

    A Short Review: Tribology in Machining to Understand Conventional and Latest Modeling Methods with Machine Learning by Seisuke Kano

    Published 2025-01-01
    “…Friction is an essential factor in processes such as composite material machining and bonding. This short review highlights the recent advancements in controlling and leveraging tribological phenomena in machining. …”
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    Article
  8. 7028

    Wireless Temperature Monitoring of a Shaft Based on Piezoelectric Energy Harvesting by Piotr Micek, Dariusz Grzybek

    Published 2025-07-01
    “…This research included four connections of piezoelectric composite patches: delta, star, parallel, and series for different capacities of a storage capacitor. …”
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    Article
  9. 7029

    Increase in efficiency of quality and hole-making in glass-reinforced titanium laminate by reducing drilling vibroactivity by Sergey N. Shevtsov, Vladimir V. Sibirskiy, Evgeny G. Chigrinets

    Published 2016-03-01
    “…The work objective is to study the impact of the drill design value and geometrics on the quality of the processed holes, the efficiency, and the machining dynamics of the high-strength polymer composite - fiberglass plastic reinforced by titanium foil. …”
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    Article
  10. 7030
  11. 7031

    Two-year Results of Bronchoscopic Lung Volume Reduction Using One-Way Endobronchial Valves: Real-World Single Center Data by Bivort D, Blondeel A, Geysen H, Vandervelde CM, Coolen J, Ceulemans LJ, Dooms C, Janssens W, Everaerts S

    Published 2025-03-01
    “…A composite outcome combining FEV1 (forced expiratory volume in 1 second), 6MWD (6-minute walk distance), and SGRQ (St. …”
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    Article
  12. 7032

    Optimization of biodiesel production from refined cotton seed oil and its characterization by Dominic Okechukwu Onukwuli, Lovet Nwanneka Emembolu, Callistus Nonso Ude, Sandra Ogechukwu Aliozo, Mathew Chukwudi Menkiti

    Published 2017-03-01
    “…The significance of the different process parameters and their combined effects on the transesterification efficiency were established through a full factorial central composite design. …”
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    Article
  13. 7033

    A novel approach to volcano surveillance using gas geochemistry by Moussallam, Yves, Oppenheimer, Clive, Scaillet, Bruno

    Published 2022-10-01
    “…Here, we report an approach to restoration of measured volcanic gas compositions that enables tracking of variations in the temperature and/or oxidation state of the source magma. …”
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    Article
  14. 7034

    Addressee as a Factor in Document Type Adaptation by Marina V. Kosova, Mikhail K. Sheptukhin

    Published 2024-09-01
    “…Based on the material of two subtypes of the instruction, viewed as an organizational and legal document, which regulates various business processes, the parameters of the document that explicate its adaptation to the characteristics of the addressee are identified and described: the form as a specific implementation of the general document model; the compositional and meaningful structure of the text; speech organization, in particular the use of terminology, modality and speech tonality as a way of formatting the contents. …”
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    Article
  15. 7035

    Curing Reaction and Dielectric Properties of Rigid and Elastic Liquid Crystal Epoxy Networks Modified with Nanofillers by Magdalena Włodarska

    Published 2018-01-01
    “…Although the curing agent is the main factor determining the properties of the product, the nanofiller additive also modifies the values of specific parameters that characterize both the process of the reaction and the properties of the final composites. …”
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    Article
  16. 7036

    Optimization of separation and purification processes in diethyl ether production for improved efficiency and sustainability by Amin Hedayati Moghaddam, Morteza Esfandyari

    Published 2025-07-01
    “…Non-linear relationships between parameters, such as temperature and pressure, were modeled with high predictive accuracy. …”
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    Article
  17. 7037

    Optimization of the Mechanical Properties of Al-C Nanocomposite via Response Surface Methodology: A Molecular Dynamics Study by mostafa yazdani, Aazam Ghassemi, Mohamad Shahgholi, ali galedari, Javad Jafari

    Published 2025-04-01
    “…<p>Nowadays, various methods are being developed for new composites and nanocomposite compounds. Investigating the properties of nanocomposites and finding their optimal properties can enhance their utility. …”
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    Article
  18. 7038

    Taguchi analysis of shrinkage and warpage of injection-moulded polypropylene/multiwall carbon nanotubes nanocomposites

    Published 2009-10-01
    “…The additive model used works well for predicting the warpage and shrinkage behaviour of PP and PP/MWNT composites.…”
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    Article
  19. 7039

    METAL CHIP HEATING PROCESS INVESTIGATION (Part 3) by O. M. Dyakonov

    Published 2008-04-01
    “…The numerical solution algorithm of mathematical model of metal chip heating process in continuous muffle furnace and computer calculation program that allow to determine the heat- and mass transfer parameters have been worked out. The numerical modeling has been performed for three different lubricant-coolant compositions and six different furnace heights (all together 18 variants) at the furnace productivity2000 kgof chip per hour. …”
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    Article
  20. 7040

    Сalprotectin in the blood plasma as a new biomarker for assessing the activity of rheumatoid arthritis by A. A. Korolkova, V. V. Khizha, D. I. Kozlova, A. L. Maslyanskiy, T. V. Vavilova

    Published 2022-10-01
    “…The obtained results were compared with laboratory and clinical parameters, as well as with composite indices (DAS28, CDAI) of RA activity. …”
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    Article