Showing 41 - 60 results of 133 for search '"sulphur"', query time: 0.06s Refine Results
  1. 41

    Characterization of Some Nigerian Coals for Power Generation by M. Chukwu, C. O. Folayan, G. Y. Pam, D. O. Obada

    Published 2016-01-01
    “…Based on results of tests carried out, Amansiodo coal is a bituminous, low sulphur, and medium ash coal, while Owukpa coal is a subbituminous A, low sulphur, low ash coal rich in huminites, Odagbo coal is a subbituminous B, medium sulphur, low ash coal rich in huminites, Ezimo coal is a subbituminous C, low sulphur, high ash coal, and Inyi coal is a subbituminous C, low sulphur, high ash coal. …”
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  2. 42

    Laboratory and field efficacy of natural products against the invasive pest Halyomorpha halys and side effects on the biocontrol agent Trissolcus japonicus by Elena Chierici, Elisa Marchetti, Adriana Poccia, Antonio Russo, Vito Antonio Giannuzzi, Lorenzo Governatori, Luca Zucchi, Gabriele Rondoni, Eric Conti

    Published 2025-02-01
    “…Calcium polysulfide, azadirachtin and sulphur achieved more than 50% mortality. All treatments except azadirachtin and kaolin had negative effects on T. japonicus, with mortality exceeding 80% for calcium polysulfide and sulphur. …”
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  3. 43

    Structural and Optical Properties of In2S3 Thin Films Prepared by Flash Evaporation by K. Bouabid, A. Ihlal, A. Outzourhit, E. L. Ameziane

    Published 2004-01-01
    “…The energy dispersive X-ray (EDX) analysis reveals that the sulphurized films are nearly stoichiometric and those annealed in vacuum are sulphur deficient. …”
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  4. 44

    Bacterial desulphurization of coal from mine CSA Most by Fecko P., Sitavancova Z., Cvesper L., Cablik V.

    Published 2006-01-01
    “…Applying bacterial leaching it is possible to remove from 24 to 40% of total sulphur and from 20 to 37% of pyritic sulphur from the coals.…”
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  5. 45

    Components and predictability of pollutants emission intensity by Z. Farajzadeh, M.A. Nematollahi

    Published 2023-04-01
    “…The examined pollutants were far beyond carbon dioxide, including nitrogen oxides, sulphur dioxide, and carbon monoxide, emitted from energy product consumption. …”
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    Article
  6. 46

    Multimodel Anomaly Identification and Control in Wet Limestone-Gypsum Flue Gas Desulphurization System by Xiaoli Li, Quanbo Liu, Kang Wang, Fuqiang Wang, Guimei Cui, Yang Li

    Published 2020-01-01
    “…Sulphur dioxide, as one of the most common air pollutant gases, brings considerable numbers of hazards on human health and environment. …”
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  7. 47

    The Impact of Air Pollution on Disease Activity in Bullous Pemphigoid and Pemphigus by Ron Feldman, Emily F. Cole

    Published 2025-05-01
    “…We compared standardized disease activity measures with inhalable particulate matter (particulate matter ≤2.5, particulate matter ≤10), ozone, atmospheric pollutants (sulphur dioxide, carbon monoxide, nitrogen dioxide), and air quality index. …”
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  8. 48

    Galvanic enhancement for high pressure leaching of chalcopyrite by Kim D.H., Kim W.J., Kim H.S., Han K.S., Tran T., Kim M.J.

    Published 2016-01-01
    “…A slow heating time seems to produce more sulphur coating, reducing the leaching performance, yielding much lower Cu recovery when the teflon lining was used, although this does not greatly affect the other case when the reactor was lined with titanium. …”
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  9. 49
  10. 50

    Heavy Oil Residue Upgrading With Iron Based Catalysts Under High Hydrogen Pressure by Muzaffer Yaşar, Solmaz Akmaz, Savaş Gürdal, Kadir Yılmaz

    Published 2021-12-01
    “…FeSO4.H2O, the binary mixtures of FeSO4.H2O with metal oxides (Fe2O3, Al2O3, CaO, SiO2) and the mixtures Fe2O3, Al2O3 and SiO2 with elementary sulphur were used as catalyst. Experiments were conducted at 425 0C for 90 minutes with the initial pressure 100 bar H2. …”
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  11. 51

    INFLUENCE OF SILUMIN DEOXIDIZER-MODIFIER ON THE STRUCTURE OF STEEL INGOTS by V. Ju. Stetsenko, A. P. Gutev, V. V. Novikov

    Published 2010-08-01
    “…It is shown that introduction of structural-superfine silumin deoxidizer-modifier allows to decrease the quantity of input into liquid steel lump and tribe-hardware deoxidizers more than by 30%, to reduce the defects of ingots by liquating stripes half, to reduce the content of sulphur in steel by 11–26% and of phosphorus by 12–42% and also to grind the steel grade 2–8 times as much.…”
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  12. 52

    DESULFURIZATION OF STEEL IN CONDITIONS OF GUP «LPZ». DEVELOPMENT OF RECOMMENDA¬TIONS ON INCREASE OF ITS EFFICIENCY by V. A. Chajkin, A. V. Chajkin, K. A. Myagkov, V. V. Ishutin

    Published 2011-09-01
    “…The analysis of sulphur removal of steels in the stove-busket is carried out. …”
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  13. 53

    Anti-aging effect of TMQ on EPDM for Various Cure Systems by Şehriban Öncel, Bağdagül Karaağaç, Hakan Erdoğan, Mahir Burak Efe, Gürcan Gül

    Published 2023-12-01
    “…Short and long term aging behaviour of both sulphur and peroxide cured EPDM has been studied in literature. …”
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  14. 54

    Statistical trend analysis and forecast modeling of air pollutants by A. Jaiswal, C. Samuel, V.M. Kadabgaon

    Published 2018-10-01
    “…Carbon monoxide, nitrogen dioxide<sub>, </sub>sulphur dioxide, particulate matter particles as PM2.5 and PM10 are the pollutants on which the study focuses. …”
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  15. 55

    On Stack Reconstruction Problem by V. D. Akeliev, V. D. Sizov, V. V. Pitirimov

    Published 2009-08-01
    “…The paper describes analytical investigations that study relation of fuel combustion regimes with concentration values of sulphur anhydride in flue gases and acid dew point. …”
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  16. 56

    Evaluation of the Nutrient Composition of Maize in Different NPK Fertilizer Levels Based on Multivariate Method Analysis by Csaba Bojtor, Árpád Illés, Seyed Mohammad Nasir Mousavi, Adrienn Széles, Brigitta Tóth, János Nagy, Csaba L. Marton

    Published 2021-01-01
    “…The first cluster included nitrogen and sulphur and the second included calcium and zinc in the NPK treatments on the stalk of plants. …”
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  17. 57

    Cr(III),Mn(II),Fe(III),Co(II),Ni(II),Cu(II) and Zn(II) Complexes with Diisobutyldithiocarbamato Ligand by Mohammad Tarique

    Published 2011-01-01
    “…The synthesis of sulphur and nitrogen containing dithiocarbamato ligand derived from diisobutylamine as well as its coordination compounds with 3d series transition metals is presented. …”
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  18. 58

    Fluorescent Thiol-Derivatized Gold Clusters Embedded in Polymers by G. Carotenuto, S. De Nicola, L. Nicolais

    Published 2013-01-01
    “…Differently from the thiolate precursors, such cluster compounds show very intensive visible fluorescence characteristics that can be tuned by alloying the gold clusters with silver atoms or by conjugating the electronic structure of the metallic core with unsaturated electronic structures in the organic ligand through the sulphur atom. Here, the photoluminescence features of some examples of these systems are shortly described.…”
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  19. 59

    Evaluation of Elemental and Chemical Compositions of Some Fuelwood Species for Energy Value by A. M. Dadile, O. A. Sotannde, B. D. Zira, M. Garba, I. Yakubu

    Published 2020-01-01
    “…Among the tree species, hydrogen content ranged from 3.99% in P. reticulatum to 4.66% in C. arereh. The variation in sulphur contents ranged from 0.24% in C. arereh to 0.93% in A. sieberiana. …”
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  20. 60