Showing 9,241 - 9,260 results of 11,088 for search '"chemical"', query time: 0.07s Refine Results
  1. 9241

    Phenolic Compounds from Apples: Reviewing their Occurrence, Absorption, Bioavailability, Processing, and Antioxidant Activity – a Review by Małgorzata Starowicz, Bohdan Achrem–Achremowicz, Mariusz K. Piskuła, Henryk Zieliński

    Published 2020-10-01
    “…Moreover, several methods have been screened to monitor the phenolic content and antioxidant activity of apple samples, based on spectrophotometry, HPLC, LC-MS, and LC-MS/MS techniques for chemical compound separation and identification. The main assumptions of these techniques and results obtained are described in this review.…”
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  2. 9242

    Effects of thermal aging on the performance of ordinary and novel superhydrophobic and oleophobic ultra-fine dry powder extinguishing agent by Yurong Liu, Ruiyu Chen, Wang Zhixuan, Rui Zhang, Hongling Jing, Daheng Yu, Renming Pan

    Published 2025-01-01
    “…This study investigates the effects of thermal aging cycles on various parameters of ordinary dry powder extinguishing agent (ODPEA) and novel superhydrophobic and oleophobic ultra-fine dry powder extinguishing agent (SHOU DPEA), including surface microscopic morphology, D90 (the diameter at which 90% of the cumulative volume of particles are equal to or smaller than this value), chemical structure, hydrophobic and oleophobic angles, flowability, extinguishing time and effectiveness. …”
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  3. 9243

    Morphological influence of graphene and FeSO4 on polyaniline and application of nanocomposite towards oxygen reduction reactions in acid medium by Francklin Philips Muthukrishnan, Pavithra Bharathi Sundararajan, Akilan Murugesan

    Published 2025-03-01
    “…We describe a potential catalyst for catalyzing the cathodic ORR, which is synthesized by a facile method: A graphene-polyaniline-iron nanoparticles/polyaniline-iron nanoparticles nanocomposite (Gr-PANI-Fe NPs/PANI-Fe NPs NCs) were prepared via a facile one-pot synthesis method involving chemical oxidative polymerization in acid medium. NCs are characterized for their morphology and microstructure by scanning electron microscope (SEM) with energy dispersive analysis of x-rays (EDAX), x-ray diffraction (XRD) analysis and x-ray photoelectron spectroscopy (XPS) analysis. …”
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  4. 9244

    Enhancing Cementitious Materials: A Detailed Review of Bentonite’s Role in Optimizing Concrete Performance by Zakaria Mekhnache, Tewfik Ali-Dahmane, Zine-El-Abidine Kameche, Ivan Alhama-Manteca, Ahmed Sofiane Benosman, Sidi-Mohammed Aissa-Mamoune

    Published 2024-12-01
    “…When added to cement mixtures, bentonite improves essential properties like decreasing permeability, enhancing workability, and boosting chemical resistance. Its pozzolanic activity aids in long-term strength development, making it valuable for standard and specialized applications, including geotechnical engineering and waste containment. …”
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  5. 9245

    Effects of Biogas Slurry Drip Irrigation on Growth Performance of Brassica chinensis L. and Soil Nutrient Dynamics by DongXue Yin, Jiajun Qin, Dongdong Chen, Baozhong Wang, Wei Liu, Yingxian Wang, Weijuan Lan, Zhihao Wang, Jiachen Wang

    Published 2025-01-01
    “…Drip irrigation with 21 L of biogas slurry is conducive to improving soil physical and chemical properties.…”
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  6. 9246
  7. 9247

    Seasonal Variations and Long-term Trend of Mineral Dust Aerosols over the Taiwan Region by Yanda Zhang, Yi-Jhen Cai, Fangqun Yu, Gan Luo, Charles C. K. Chou

    Published 2020-11-01
    “…In this paper, the seasonal variation, vertical properties, and long-term trend of ND,d>500nm over the Taiwan region are analyzed, using simulations from a global chemical transport model with size-resolved particle microphysics. …”
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  8. 9248

    Developing AI Smart Sprayer for Punch-Hole Herbicide Application in Plasticulture Production System by Renato Herrig Furlanetto, Ana Claudia Buzanini, Arnold Walter Schumann, Nathan Shawn Boyd

    Published 2024-12-01
    “…This precision approach reduces chemical inputs and minimizes the potential environmental impact, representing a significant advancement in sustainable plasticulture weed management.…”
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  9. 9249
  10. 9250

    Quantitative Analysis and Band Gap Determination for CIGS Absorber Layers Using Surface Techniques by Yun Jung Jang, Jihye Lee, Kang-Bong Lee, Donghwan Kim, Yeonhee Lee

    Published 2018-01-01
    “…In contrast to the bulk information, the surface techniques can supply detailed information about the chemical composition across the depth profile. Here, elemental depth distributions of CIGS thin films were investigated using magnetic sector secondary ion mass spectrometry (SIMS) and Auger electron spectroscopy (AES). …”
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  11. 9251

    Effects of a Multifunctional Cover Crop (LivinGro<sup>®</sup>) on Soil Quality Indicators in Zaragoza, Spain by Javier González-Pérez, José Antonio Sillero-Medina, Paloma Hueso-González, José Damián Ruiz-Sinoga, Francisco Javier Peris-Felipo, Ana Lia Gayán-Quijano

    Published 2024-12-01
    “…Measurements of physical, chemical, and biological indicators of soil quality can be used to examine the efficacy of strategies or methods that were designed to prevent soil degradation. …”
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  12. 9252

    Monitoring and assessment of a eutrophicated coastal lake using multivariate approaches by U.G. Abhjna

    Published 2016-05-01
    “…Seasonal variations of 14 different physicochemical parameters analyzed were as follows: pH (6.42-7.48), water temperature (26.0-31.28°C), salinity (0.50-26.81 ppt), electrical conductivity (47-20656.31 µs/cm), dissolved oxygen (0.078-7.65 mg/L), free carbon-dioxide (3.8-51.8 mg/L), total hardness (27.20-2166.6 mg/L), total dissolved solids (84.66-4195 mg/L), biochemical oxygen demand (1.57-25.78 mg/L), chemical oxygen demand (5.35-71.14 mg/L), nitrate (0.012-0.321 µg/ml), nitrite (0.24-0.79 µg/ml), phosphate (0.04-5.88 mg/L), and sulfate (0.27-27.8 mg/L). …”
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  13. 9253

    Four Decades of <i>Bacillus</i> Biofertilizers: Advances and Future Prospects in Agriculture by Xinmai Wu, Yan Liu, Baolei Jia, Lili Tao, Han Li, Jingbang Wang, Ziqi Yuan, Xiaobao Sun, Yanlai Yao

    Published 2025-01-01
    “…Over the past four decades, <i>Bacillus</i> biofertilizers, which are microbial formulations based on <i>Bacillus</i> species, have significantly contributed to sustainable agriculture by enhancing crop growth, improving soil health, and reducing the dependency on chemical fertilizers. <i>Bacillus</i> species, particularly known for their ability to promote plant growth, fix nitrogen, solubilize phosphorus, and produce growth-promoting substances such as phytohormones and antibiotics, have emerged as key players in the development of eco-friendly agricultural solutions. …”
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  14. 9254

    Atmospheric Deposition: Sampling Procedures, Analytical Methods, and Main Recent Findings from the Scientific Literature by M. Amodio, S. Catino, P. R. Dambruoso, G. de Gennaro, A. Di Gilio, P. Giungato, E. Laiola, A. Marzocca, A. Mazzone, A. Sardaro, M. Tutino

    Published 2014-01-01
    “…The atmosphere is a carrier on which some natural and anthropogenic organic and inorganic chemicals are transported, and the wet and dry deposition events are the most important processes that remove those chemicals, depositing it on soil and water. …”
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  15. 9255

    Bioactive Properties of <i>Pentacalia vaccinioides</i> (Kunth) Cuatrec. (Asteraceae) Essential Oils: Evaluation of Antimicrobial and Antioxidant Activities by Luis G. Sequeda-Castañeda, María A. Castellanos-Gómez, Carlos L. A. Céspedes-Acuña

    Published 2025-01-01
    “…Future research should investigate how microclimatic conditions and plant development affect the chemical composition and elucidate the molecular mechanisms behind the observed bioactivities to better understand their cellular actions. …”
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  16. 9256

    Direct Reprogramming of Mouse Fibroblasts to Neural Stem Cells by Small Molecules by Yan-Chuang Han, Yoon Lim, Michael D. Duffieldl, Hua Li, Jia Liu, Nimshitha Pavathuparambil Abdul Manaph, Miao Yang, Damien J. Keating, Xin-Fu Zhou

    Published 2016-01-01
    “…Thus, we have established a novel way to efficiently induce neural stem cells (iNSC) from fibroblasts using only small molecules without altering the genome. Such chemical induction removes the risks associated with current techniques such as the use of viral vectors or the induction of oncogenic factors. …”
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  17. 9257
  18. 9258

    Applications of cell penetrating peptide-based drug delivery system in immunotherapy by Jing-Jing Du, Ru-Yan Zhang, Shangchi Jiang, Shanshan Xiao, Yiting Liu, Yongheng Niu, Wen-Xiang Zhao, Dongyuan Wang, Dongyuan Wang, XianShi Ma

    Published 2025-01-01
    “…Besides, inappropriate chemical modification can lead to membrane disruption and nonspecific toxicity. …”
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  19. 9259

    Most Super-Earths Have Less Than 3% Water by James G. Rogers, Caroline Dorn, Vivasvaan Aditya Raj, Hilke E. Schlichting, Edward D. Young

    Published 2025-01-01
    “…Although our constraints are agnostic as to the origin of water, we show that our upper limits are consistent with its production via chemical reactions of primordial hydrogen-dominated atmospheres with magma oceans. …”
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  20. 9260

    Oxygen effect on the performance of β-Ga2O3 enhancement mode MOSFETs heteroepitaxially grown on a sapphire by Yueh-Han Chuang, Fu-Gow Tarntair, Tzu-Wei Wang, Anoop Kumar Singh, Po-Liang Liu, Dong-Sing Wuu, Hao-Chung Kuo, Xiuling Li, Ray-Hua Horng

    Published 2025-03-01
    “…In this study, β-Ga2O3 heteroepilayers were grown on c-plane sapphire using metalorganic chemical vapor deposition (MOCVD) at three different O2 flow rates. …”
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