Showing 7,861 - 7,880 results of 11,088 for search '"chemical"', query time: 0.10s Refine Results
  1. 7861
  2. 7862

    Laboratory study of the nutrient release rate for vinasse on sandy soil and three coastal clay soils of Guyana by Clairmont Clementson, Lalita Gopaul

    Published 2020-06-01
    “…Previous study showed that short-term crops grown with vinasse-amended soil provided higher yield than crops treated with chemical NPK (15:15:15) fertilizer. To understand this phenomenon, this study sought to establish the nutrient release rates of vinasse in the agricultural soils of Guyana.…”
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  3. 7863

    DEVELOPMENT OF MELTED EXPANDED POLYSTYRENE AS ΒITUMEN MODIFIER FOR PAVEMENT CONSTRUCTION by AREMU TAJUDEEN ORIAJE, BAMIDELE IBUKUNOLU OLUGBEMI DAHUNSI, KAZEEM ADEKUNLE ADEYEMO

    Published 2023-02-01
    “…Specific gravity of the EPS and chemical composition were determined by AAS analyses. …”
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  4. 7864

    Treatment Efficiency by means of a Nonthermal Plasma Combined with Heterogeneous Catalysis of Odoriferous Volatile Organic Compounds Emissions from the Thermal Drying of Landfill L... by Daniel Almarcha, Manuel Almarcha, Elena Jimenez-Coloma, Laura Vidal, Montserrat Puigcercós, Iban Barrutiabengoa

    Published 2014-01-01
    “…Under conditions of maximum capacity of the treatment system, the results show VOC depuration efficiencies around 69%, with average depuration efficiencies between 44 and 95% depending on the chemical family of the substance. Compounds belonging to the following families have been detected in the samples: organic acids, alcohols, ketones, aldehydes, pyrazines, and reduced sulphur compounds, among others. …”
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  5. 7865

    சோ. தர்மன் படைப்புகளில் இயற்கை வேளாண்மையும் நீர் மேலாண்மையும் / Organic Farming and Water Management in Cho. Dharman’s Novels... by ச. கண்ணகி / S. Kannaki

    Published 2025-01-01
    “… Today, agriculture is facing difficult times due to various factors such as population growth, increasing demand, technological development, globalization, wars, global warming, climate change, environmental damage, unpredictable seasons resulting in severe floods, drought, high temperatures, water scarcity and the use of chemical fertilizers and pesticides for rapid production. …”
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  6. 7866

    Preparation of different biochars and their adsorption performance for heavy metals and antibiotics by DENG Zhihua, LIU Rui, LI Biqing

    Published 2025-01-01
    “…The adsorption behaviors of four biochars on single heavy metal and antibiotic were chemical adsorption. Composite biochar was prepared from SBC and YBC at 700 ℃, and its adsorption effect on Cu, Zn and one antibiotic compound contaminant was studied. …”
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  7. 7867

    Basis Set Effects in the Description of the Cl-O Bond in ClO and XClO/ClOX Isomers (X = H, O, and Cl) Using DFT and CCSD(T) Methods by Kenneth Irving, Martina Kieninger, Oscar N. Ventura

    Published 2019-01-01
    “…The results obtained employing composite chemical methods (G4, CBS-QB3, and W1BD) were also used for the comparisons, as well as the experimental results when they are available. …”
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  8. 7868

    Assessment model of ozone pollution based on SHAP-IPSO-CNN and its application by Xiaolei Zhou, Xingyue Wang, Ruifeng Guo

    Published 2025-01-01
    “…Effective control of ozone pollution still faces complex challenges from factors such as complex precursor interactions, variable meteorological conditions and atmospheric chemical processes. To address this problem, a convolutional neural network (CNN) model combining the improved particle swarm optimization (IPSO) algorithm and SHAP analysis, called SHAP-IPSO-CNN, is developed in this study, aiming to reveal the key factors affecting ground-level ozone pollution and their interaction mechanisms. …”
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  9. 7869

    Insights into the lemon (Citrus limon) epiphytic microbiome: impact of the biocontrol yeast Clavispora lusitaniae 146 by Maria Cecilia Rasuk, José Matías Irazoqui, María Florencia Perez, Martina María Pereyra, Pedro Eugenio Sineli, Anja Poehlein, Rolf Daniel, Julian Rafael Dib

    Published 2025-01-01
    “…Abstract Background Postharvest lemons are affected by several fungal infections, and as alternatives to chemical fungicides for combating these infections, different microbial biocontrol agents have been studied, with the Clavispora lusitaniae 146 strain standing out. …”
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  10. 7870
  11. 7871

    Purification, structural elucidation, and in vitro antitumor effects of novel polysaccharides from Bangia fuscopurpurea by Jingna Wu, Xiaoting Chen, Kun Qiao, Yongchang Su, Zhiyu Liu

    Published 2021-01-01
    “…The structural characteristics of BFP-3 were investigated by chemical and spectroscopic methods, including partial acid hydrolysis, methylation analysis, one- and two-dimensional nuclear magnetic resonance, and gas chromatography-mass spectrometry. …”
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  12. 7872
  13. 7873
  14. 7874
  15. 7875
  16. 7876

    Characterization of Nanocrystalline SiGe Thin Film Solar Cell with Double Graded-Dead Absorption Layer by Chao-Chun Wang, Dong-Sing Wuu, Shui-Yang Lien, Yang-Shih Lin, Chueh-Yang Liu, Chia-Hsum Hsu, Chia-Fu Chen

    Published 2012-01-01
    “…The nanocrystalline silicon-germanium (nc-SiGe) thin films were deposited by high-frequency (27.12 MHz) plasma-enhanced chemical vapor deposition (HF-PECVD). The films were used in a silicon-based thin film solar cell with graded-dead absorption layer. …”
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  17. 7877

    Effect of Addition Titanium Dioxide Nanoparticle on Properties of Pineapple Leaf Fiber Mediated TEMPO Oxidation Oxidation by Rahmad Ikrom Ramadhan, Heru Suryanto, Ahmad Atif Fikri, Aminnudin Aminnudin, Jibril Maulana, Faqih Fadillah, Mohamed T Mito, Kemal Masera

    Published 2024-05-01
    “…The PALF was collected from the Subang plantation (Indonesia). The chemical treatment was carried out with pre-treatment using an alkalization process for 3 hours, and the oxidation process was carried out with TEMPO. …”
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  18. 7878

    A Green Preconcentration Method for Determination of Cobalt and Lead in Fresh Surface and Waste Water Samples Prior to Flame Atomic Absorption Spectrometry by Naeemullah, Tasneem Gul Kazi, Faheem Shah, Hassan Imran Afridi, Sumaira Khan, Sadaf Sadia Arian, Kapil Dev Brahman

    Published 2012-01-01
    “…Experiments were conducted to assess the effect of different chemical variables such as pH, amounts of reagents (oxine and Triton X-114), temperature, incubation time, and sample volume. …”
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  19. 7879
  20. 7880

    Pengaruh aplikasi edible coating gel lidah buaya (Aloe Vera L.) dengan penambahan carboxymethyl cellulose terhadap mutu buah melon (Cucumis Melo L.) potong by Rohula Utami, Alifa Sekar Jannah, Asri Nursiwi

    Published 2025-01-01
    “…This research was aimed to determine the effect of aloe vera gel edible coating application with the addition of various concentrations of carboxymethylcellulose on the physical, chemical, and microbiological properties of fresh-cut melon stored for two days at room temperature (27-30oC) and six days at refrigerated temperature (5oC). …”
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