Showing 501 - 520 results of 1,272 for search '"chemical element"', query time: 0.17s Refine Results
  1. 501

    Identification of Heavy Metals Pollution Sources in The Territory Adjacent to NSC “Kharkiv Institute of Physics & Technology” by PMF Method by Maryna F. Kozhevnikova, Volodymyr V. Levenets, Oleksii Yu. Lonin, Oleksandr P. Omelnik

    Published 2024-03-01
    “…The nuclear-physical methods were used to determine the content of chemical elements in the soil samples taken in 30 points at the territory of Pyatihatki settlement in 2011-2021. …”
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    Article
  2. 502

    Elemental composition of macrophytes of thermokarst lakes in Western Siberia by Rinat M. Manasypov, Sergey N. Kirpotin, Lyudmila Sergeevna Shirokova, Oleg Sergeevich Pokrovsky, Nadezhda S. Zinner

    Published 2018-08-01
    “…Macrophytes are one of the key participants in accumulation of chemical elements in lake ecosystems, but despite this, the issue of elemental composition of macrophytes of thermokarst lakes in Western Siberia and accumulation of chemical elements relative to the sediments and pore water remains practically unexplored. …”
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    Article
  3. 503

    Elemental composition of macrophytes of thermokarst lakes in Western Siberia by Rinat M. Manasypov, Sergey N. Kirpotin, Lyudmila Sergeevna Shirokova, Oleg Sergeevich Pokrovsky, Nadezhda S. Zinner

    Published 2018-08-01
    “…Macrophytes are one of the key participants in accumulation of chemical elements in lake ecosystems, but despite this, the issue of elemental composition of macrophytes of thermokarst lakes in Western Siberia and accumulation of chemical elements relative to the sediments and pore water remains practically unexplored. …”
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    Article
  4. 504

    Geochemical criterions for identifying reservoirs and predicting their petroleum potential (Vankor field) by Elena Rinatovna Isaeva, Valery Gavrilovich Voroshilov, Timothy Vasilyevich Timkin, Mansour Ziaii

    Published 2018-05-01
    “…The regularities of chemical elements distribution allow predicting petroleum potential of terrigenous sediments section. …”
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    Article
  5. 505

    Structure Formation in Antifriction Composites with a Nickel Matrix and Its Effect on Properties by Kayode Olaleye, Tetiana Roik, Adam Kurzawa, Oleg Gavrysh, Iulia Vitsiuk, Krzysztof Jamroziak

    Published 2022-05-01
    “…The uniform distribution of chemical elements determines the uniform arrangement of carbides and intermetallics in the composite. …”
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    Article
  6. 506

    Concentrations of heavy metals in bottom sediments of the Yenisei river near Krasnoyarsk by Dmitry Dementyev, Aleksander Bolsunovsky, Roman Borisov, Elena Trofimova

    Published 2019-05-01
    “…The relevance of the study is determined by the necessity to obtain information on concentrations of chemical elements in sediments of the Yenisei River under impacts of continuous human activity. …”
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    Article
  7. 507

    GEOCHEMICAL FEATURES OF NATURAL WATER OF BUILDING STONE QUARRIES IN PITKÄRANTA AREA (KARELIA) by Evgeniya S. Sidkina, Andrey S. Toropov, Artem A. Konyshev

    Published 2023-04-01
    “…The speciation of chemical elements in natural waters were calculated using the HCh software package. …”
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    Article
  8. 508

    Investigation on the effect of machining parameters in EDMing of titanium alloy by S. Sharif, Rival

    Published 2003
    “…Titanium alloys are metals that contain a mixture of titanium and other chemical elements. Such alloys have very high tensile strength and toughness (even at extreme temperatures). …”
    Conference or Workshop Item
  9. 509

    The microelement structure of a ground of northern part of the Caspian Sea by E. I. Melyakina, A. V. Kisilev, V. F. Zaytsev, N. G. Shaboyants

    Published 2015-01-01
    “…Intensity of receipt of microcells from ground adjournment depend on physical structure and the chemical nature of last, defining in turn force of communication with them chemical elements…”
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    Article
  10. 510

    Supporting dataset for elemental traits of plant-invertebrate food web components of oilseed rape fields by Grzegorz Orłowski, Jerzy Karg, Piotr Kamiński, Jędrzej Baszyński, Małgorzata Szady-Grad, Krzysztof Ziomek, Jacek J. Klawe

    Published 2019-10-01
    “…Supplementary data are given on the following: (1) the full taxonomic list of invertebrates (n = 12 916) classified into food guilds and functional groups, which were sampled in 34 oilseed rape fields in SW Poland in spring 2015; (2) concentrations of 12 chemical elements measured in invertebrates; (3) the relationships between abundance and percentage (%) in the community of major invertebrate groups, and habitat variables; (4) the statistical tests comparing the concentrations of chemical elements between the different groupings of organisms; (5) the relationships between the elemental traits of oilseed rape plant samples and major functional invertebrate groupings or main taxonomic insect groups, and the habitat variables of oilseed rape fields. …”
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    Article
  11. 511

    '... a metal conducts and a non-metal doesn't'. by Edwards, P, Lodge, M, Hensel, F, Redmer, R

    Published 2010
    “…Here, we review the issues-theoretical and experimental-attendant on studies of the metal to non-metal transition in doped semiconductors at temperatures close to absolute zero (T=0.03 K) and fluid chemical elements at temperatures far above absolute zero (T>1000 K). …”
    Journal article
  12. 512

    IDENTIFICATION OF GEOCHEMICAL MARKERS OF VOLCANISM BY THE CLUSTER ANALYSIS FOR THE BOTTOM SEDIMENTS OF THE THERMAL LAKE FUMAROLNОЕ ACCORDING TO SR-XRF by I. S. Kirichenko, E. V. Lazareva, S. M. Zhmodik

    Published 2022-06-01
    “…The chemical composition of the bottom sediments showed the presence of different layers in which such chemical elements as: Ca, Sr, As, Sb, Mo. Cluster analysis performed for chemical elements revealed the boundaries of layers with different geochemical characteristics. …”
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    Article
  13. 513

    Elemental composition of solid dental deposits in patients with somatic pathology by R. V. Polyakova, N. A. Nikolaev, V. B. Nedoseko

    Published 2019-02-01
    “…Correlation analysis carried out in the ratio of chemical elements in dental plaque in patients with essential hypertension (EH), diabetes mellitus (DM) and chronic pyelonephritis (KP). …”
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    Article
  14. 514

    SIMPLE METHODOLOGY FOR LONG-TERM PREDICTION OF GRAIN QUALITY by Yuri B. Kirsta, Alexander V. Puzanov, Tamara A. Rozhdestvenskaya

    Published 2022-09-01
    “…Wheat crops were sampled in 10 municipal districts with different climatic conditions. A total of 19 chemical elements (Pb, Cd, Co, Cr, Cu, Hg, Ni, Zn, Al, As, Ba, Ca, Fe, K, Mg, Mn, Mo, Na, P) content was studied. …”
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    Article
  15. 515

    Experimental Investigation into the Effects of Fuel Dilution on the Change in Chemical Properties of Lubricating Oil Used in Fuel Injection Pump of Pielstick PA4 V185 Marine Diesel... by Piotr Kaminski

    Published 2022-07-01
    “…In this paper, the chemical elements and fuel dilution of engine oil are analyzed under real engine operating conditions. …”
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    Article
  16. 516

    MODERN PROBLEMS OF GEOCHEMISTRY OF TECHNOGENESIS by Dolin V.

    Published 2019-08-01
    “…Artificial emission of some chemical elements (Pb,Se) more than 100 times exceeds their natural emission. …”
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    Article
  17. 517

    Comprehensive Assessment of Biological Substrates of Professional Sick Person Group by Chemometric and Nuclear Physical Methods by Maryna Коzhevnikova, Volodymyr Levenets, Oleksandr Omelnyk, Andriy Shchur

    Published 2022-09-01
    “…After measurements, data arrays were obtained on the content of 14 chemical elements (N, Na, S, Cl, K, Ca, Ti, Mn, Fe, Cu, Zn, Br, Sr, Pb) in blood and hair. …”
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    Article
  18. 518

    Trace element accumulation by soils and plants in the North Caucasian geochemical province by Vladimir A. Alekseenko, Natalya V. Shvydkaya, Jaume Bech, Alexander V. Puzanov, Aleksey V. Nastavkin

    Published 2021-04-01
    “…Long-term studies of the North Caucasian geochemical province allowed to establish regional abundances and calculate accumulation (dispersion) factors for chemical elements in rocks, soils, and plants. Certain natural regional patterns characterize the province. …”
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    Article
  19. 519

    Impact of Using Pendowo Liquid Organic Fertilizer Toward Land Potential at Jenar, Sragen, Central Java by Retno Woro Kaeksi

    Published 2004-01-01
    “…The objectives of this research are to know the content of chemical elements found in waste of fluid organic in Jenar Banker in sub district of Jenar, Sragen and to know the influence of fluid organic fertilizer on the potency of area in Jenar. …”
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    Article
  20. 520

    The Relationship Between Geological and Environmental Aspects with the Anomalies of Track Elements and Heavy Metal Elements in the Volcanic Area of the Muria Peninsula by Winarno Tri, Sendjaja Purnama, Rizaldy Wibowo Faris

    Published 2023-01-01
    “…Volcanic activity on Mount Muria, can be used to study geological conditions, which were closely related to chemical elements. The presence of chemical elements in the river sediments of the Muria Peninsula was also influenced by anthropogenic heavy metal pollutants present in river deposits along the Muria Peninsula. …”
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    Article