Showing 981 - 1,000 results of 1,272 for search '"chemical element"', query time: 0.15s Refine Results
  1. 981

    Basic Bioelement Contents in Anaerobic Intestinal Sulfate-Reducing Bacteria by Ivan Kushkevych, Daryna Abdulina, Dani Dordević, Monika Rozehnalová, Monika Vítězová, Martin Černý, Pavel Svoboda, Simon K.-M. R. Rittmann

    Published 2021-01-01
    “…The contents of 11 chemical elements in the bacterial cells of SRB were analyzed by the inductively coupled plasma-mass-spectrometry (ICP-MS) method. …”
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  2. 982

    Assessment of Metals Concentrations in Soils of Abu Dhabi Emirate Using Pollution Indices and Multivariate Statistics by Yousef Nazzal, Alina Bărbulescu, Fares Howari, Ahmed A. Al-Taani, Jibran Iqbal, Cijo M. Xavier, Manish Sharma, Cristian Ștefan Dumitriu

    Published 2021-04-01
    “…Firstly, we performed a land capability class determination of the agricultural soils from the Abu Dhabi Emirate, the United Arab Emirates, based on the concentrations of 17 chemical elements determined in the soil samples collected from 84 locations. …”
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  3. 983

    Mineral Prospectivity Mapping of Tungsten Polymetallic Deposits Using Machine Learning Algorithms and Comparison of Their Performance in the Gannan Region, China by Yonghang Lou, Yue Liu

    Published 2023-10-01
    “…The results show that the models are especially sensitive to the chemical elements: Be, Bi, Pb, and Cd, implying that they are closely related to tungsten polymetallic mineralization. …”
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  4. 984

    Thermophysical Properties of Pipe Steel in the Liquid State by Vladimir S. Tsepelev, Yuri N. Starodubtsev, Nadezhda P. Tsepeleva

    Published 2021-07-01
    “…At a low content of alloying elements and impurities, a high-temperature melt should have a large-scale cluster structure, which provides a more uniform distribution of chemical elements. The melt after vacuum degassing has a narrow transition zone near 1920 K, in contrast to the wide transition zone of the melt without vacuum degassing. …”
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  5. 985

    Surface water resources of Santa Catarina state’s southern region - geochemical background of the coal mining territory by Albert Teixeira Cardoso, Fernando Mainardi Fan, Melissa Franzen, Gustavo Simão, Guilherme Casarotto Troian

    Published 2022-11-01
    “…ABSTRACT In the environmental reclaiming process, it is essential to distinguish between chemical elements concentrations that occur naturally in water resources (geochemical background), from those originated from anthropogenic activities. …”
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  6. 986

    INTERDISCIPLINARY SHARED RESEARCH FACILITIES "GEOANALYST" UB RAS: OPERATING EXPERIENCE AND PROSPECTS by S. L. Votyakov, Yu. V. Shchapova

    Published 2022-06-01
    “…The article presents general information about the interdisciplinary Shared Research Facilities "Geoanalyst" of the Ural Branch of the Russian Academy of Sciences, the main directions of its work, analytical equipment and types of work that allow obtaining quantitative information on the chemical (elemental and isotopic) and phase composition, parameters of the crystal and electronic structure, type and concentration of the lattice defects, optical properties of samples including minerals, rocks, bottom sediments, ores, products of their enrichment and processing, natural and drinking water, as well as synthetic compounds, techno- and biogenic objects. …”
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  7. 987

    Women scientists in the circular economy: promoting educational promoting educational initiatives by Raquel Fernández Cézar, Yolanda Sevilla Vera, Natalia Solano Pinto

    Published 2020-06-01
    “…Thus, it proposes, on the one hand, to identify between 8 and 12 Spanish researchers and/or technicians who are working in the field of sustainability and/or the circular economy; videos will be produced that include interviews in which their life stories are collected, and brief descriptions or outlines of their research, emphasizing the chemical elements involved. These interviews will be hosted in a youtube channel that will be embedded in a web page created for the project. …”
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  8. 988

    On the Significance of the Thick Disks of Disk Galaxies by Sukyoung K. Yi, J. K. Jang, Julien Devriendt, Yohan Dubois, San Han, Taysun Kimm, Katarina Kraljic, Minjung Park, Sebastien Peirani, Christophe Pichon, Jinsu Rhee

    Published 2024-01-01
    “…We also use the NewHorizon2 simulation, which was run on the same initial conditions, but additionally traced nine chemical elements. Based on a sample of 27 massive disk galaxies with M _* > 10 ^10 M _⊙ in NewHorizon, the contribution of the thick disk was found to be 20% ± 11% in r -band luminosity or 35% ± 15% in mass to the overall galactic disk, which seems in agreement with observational data. …”
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  9. 989

    Fragmento das Dinâmicas Culturais: Aculturação e Enculturação by LEANDRO GOMES

    Published 2019-07-01
    “…In addition, we present an analogy, through physical-chemical elements, to aid in the understanding of cultural dynamics. …”
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  10. 990

    Plant Species Complementarity in Low-Fertility Degraded Soil by Zhang Wei, Thomas Maxwell, Brett Robinson, Nicholas Dickinson

    Published 2022-05-01
    “…The soil contained sufficient N but was low to deficient in P, Mn, S, Fe, and B. The uptake of chemical elements into the foliage differed significantly according to whether the plants were growing as single or mixed species. …”
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  11. 991

    Integrative Gene Expression and Metabolic Analysis Tool <i>IgemRNA</i> by Kristina Grausa, Ivars Mozga, Karlis Pleiko, Agris Pentjuss

    Published 2022-04-01
    “…While substrate modeling reflects the potential distribution of carbon and other chemical elements within the model, the additional use of omics data, e.g., transcriptome, has implications when researching the genotype–phenotype responses to environmental changes. …”
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  12. 992

    Aerotechnogenic Monitoring of Urban Environment on Snow Cover Pollution (on the Example of Voronezh City) by Prozhorina Tatyana Ivanovna, Bespalova Elena Vladimirovna, Kurolap Semen Aleksandrovich, Vinogradov Pavel Mikhaylovich

    Published 2014-09-01
    “…The coefficients of chemical elements concentration were calculated to provide objective characteristics of snow cover pollution. …”
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  13. 993

    Regional geological factors and diabetes by Iskhak Mansurovich Farkhutdinov, Leyla Muratovna Farkhutdinova, Rinat Sabitovich Sufiyarov

    Published 2017-09-01
    “…The authors have used the results of soil testing for the content of 45 chemical elements in different geological areas, estimated the prevalence of diabetes in the Republic of Bashkortostan according to the data of the diabetes register for 2010-2014 depending on geological conditions of the area; plot the prevalence map using the program ArcGIS 10.2, the method of classification is «natural breaks». …”
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  14. 994

    The effect of different production systems on the content of micronutrients and trace elements in potato tubers by Jadwiga Wierzbowska, Bogumił Rychcik, Arkadiusz Światły

    Published 2018-11-01
    “…In plant material selected microelements (chemical elements essential for living organisms) were analysed: boron (B), copper (Cu), iron (Fe), manganese (Mn) and zinc (Zn) as well as some trace elements (not regarded as essential element for living organisms): chromium (Cr), nickel, (Ni) and lead (Pb). …”
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  15. 995

    Determination of the Elemental Composition of Aromatic Plants Cultivated Industrially in the Republic of Moldova Using Neutron Activation Analysis by Alexandru Ciocarlan, Gergana Hristozova, Aculina Aricu, Ion Dragalin, Inga Zinicovscaia, Nikita Yushin, Dmitrii Grozdov, Violeta Popescu

    Published 2021-05-01
    “…Considering the levels of chemical elements, the medicinal herb samples investigated are considered as relatively safe for human consumption.…”
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  16. 996

    Experimental testing of irradiated engine oil using an e-beam by Martin Zachar, Jan Furch

    Published 2023-06-01
    “…The examined oil properties were of a physical and physico-chemical nature, and included mainly kinematic viscosity, viscosity index, the total base number, soot content, oxidation, sulfation, significant chemical elements and wear particles. Every oil attribute is compared with its original value. …”
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  17. 997

    Pore Variation Characteristics of Altered Wall Rocks in the Huize Lead–Zinc Deposit, Yunnan, China and Their Geological Significance by Yanglin Li, Zhigang Kong, Changqing Zhang, Yue Wu, Xue Yang, Yu Wang, Gang Chen

    Published 2023-03-01
    “…In the research, it was found that the hydrothermal fluids rich in chemical elements changed the properties of the surrounding rocks. …”
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  18. 998

    The levels of bioelements in the saliva and hair of young athletes by N. A. Troegubova, N. V. Rylova, R. R. Gilmutdinov, A. P. Sereda

    Published 2016-04-01
    “…Individual characteristics were found in the content of chemical elements in the test biological substrates in relation to the kind of sports: the salivary levels of calcium and magnesium were reduced and the hair level of iron was increased in fencers (p&lt;0,05); and the field-hockey players had higher zinc values (p&lt;0,05). …”
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  19. 999

    Exploring the Chemistry and Mass Function of the Globular Cluster 47 Tucanae with New Theoretical Color–Magnitude Diagrams by Roman Gerasimov, Adam J. Burgasser, Ilaria Caiazzo, Derek Homeier, Harvey B. Richer, Matteo Correnti, Jeremy Heyl

    Published 2024-01-01
    “…The computational efficiency is attained by matching chemical elements to the model components that are most sensitive to their abundance. …”
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  20. 1000

    Elementary Analysis of Nail Polishes by Danielle Cristine Narloch, Sergei Anatolyevich Paschuk, Catarina Alzira Montenegro Peddis Torres, Janine Nicolosi Corrêa

    Published 2021-04-01
    “…It is shows that EDXRF method is very efficient in detecting the chemical elements present in these samples. Besides, these results enable to compare elements presents in sample and recommendation stablish in Resolution No. 83.   …”
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