Showing 1,481 - 1,500 results of 3,796 for search '"atmosphere"', query time: 0.07s Refine Results
  1. 1481

    Dust Particle Size Distributions during Spring in Yinchuan, China by Jiangfeng Shao, Jiandong Mao

    Published 2016-01-01
    “…With increasing wind speed and decreasing humidity, fine particles were dominant in the atmosphere and the number and mass distributions of the coarse particles were indicative of long-range transport from surrounding deserts. …”
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  2. 1482

    Make Learning Fun sebagai Upaya Mahasiswa Kampus Mengajar dalam Pengelolaan Kelas Inovatif by Suhari Muharam, Ahmad Yusuf Sobri

    Published 2025-01-01
    “…Students are able to think innovatively in classroom management by making the learning process not only transfer knowledge but also create a fun, interesting, interactive learning atmosphere according to the needs of students without eliminating aspects of learning objectives. …”
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  3. 1483

    Geopolitical competition of great powers in the Arctic by E. S. Karsanova

    Published 2024-09-01
    “…The article examines the complex issues of Arctic security arising from changing geopolitical realities; explores the new Cold War atmosphere in the region mixed with melting ice, which affects military planning and opens new economic opportunities and access to natural resources. …”
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  4. 1484

    Recovery and Then Individual Separation of Platinum, Palladium, and Rhodium from Spent Car Catalytic Converters Using Hydrometallurgical Technique followed by Successive Precipitat... by Ahmed M. Yousif

    Published 2019-01-01
    “…In this work, the honeycomb of a car catalytic converter was primarily processed by crushing, grinding, and then treating in a hydrogen atmosphere. In order to establish an economic and ecofriendly method for the recovery of studied PGMs, different experimental conditions of changing HCl/H2O2 (as a leaching solution) ratio, temperature, and contact time were studied through batch experiments to obtain the optimum leaching conditions. …”
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  5. 1485

    Coalescence of carbon nanotubes while preserving the chiral angles by Akira Takakura, Taishi Nishihara, Koji Harano, Ovidiu Cretu, Takeshi Tanaka, Hiromichi Kataura, Yuhei Miyauchi

    Published 2025-02-01
    “…Furthermore, the reaction occurs efficiently even at 600 °C in an atmosphere containing trace amounts of oxygen. These findings offer routes for the structure-selective synthesis of large-diameter nanotubes and modification of the properties of nanotube assemblies via postprocessing.…”
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  6. 1486

    SIGMA: Wireless System with Geolocation for Environmental Monitoring by Christian Tipantuña, Jeaneth Acero, Christian Reyes, Danny S. Guamán, José Estrada-Jiménez

    Published 2025-01-01
    “…This kind of technology can contribute to improving air quality by controlling the emissions of harmful substances into the atmosphere. This paper shows a prototype system for environmental monitoring using open hardware and software technologies. …”
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  7. 1487

    Solar Coronal Mass Ejection and Post–Coronal Mass Ejection Blob Formation in Two-fluid Simulations by J. C. Du, Z. W. Ma

    Published 2025-01-01
    “…A coronal mass ejection (CME) and post-CME blob phenomena in the solar atmosphere, associated with shear flow and convergent flow perturbations in the photosphere, are investigated using a resistive two-fluid (electron–ion) code. …”
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  8. 1488
  9. 1489
  10. 1490

    Analysis of the rhetorical and linguistic concept of the two linguistic signs "Mohtasb" and "Donya" in a lyric by Hafez Based on Omberto Eco's semiotic approach by Yahya Nooraddini Agdam, Narges Mohammadi Badr, Gholamreza Ghaybi

    Published 2020-05-01
    “…The research results indicate that Hafez uses concrete signs in his literary and contemporary atmosphere to express his poetry's thoughts and realms; his use of these signs is not limited to the exterior level of the language, but he tries to do so by the means that we can use it. …”
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  11. 1491

    The Relationship between Chewing Betel Habit and Periodontal Disease in an Indonesian Village Community - An Evaluative Study by Nurdin Nurdin, Herry Imran, Arnela Nur, Cut R. Keumala, Nasri Nasri, Reca Reca

    Published 2024-11-01
    “…Background: The habit of chewing betel has some very adverse effects due to the use of lime in the betel leaf, which causes an alkaline atmosphere in the mouth, leading to the buildup of calculus. …”
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  12. 1492

    Response of the Thermosphere‐Ionosphere System to an X‐Class Solar Flare: 30 March 2022 Case Study by Volkan Sarp, Erdal Yiğit, Ali Kilcik

    Published 2024-10-01
    “…Owing to the absence of accompanying severe geomagnetic activity, it was possible to isolate the effects of the flare on the upper atmosphere. TEC data are processed for Continental USA (CONUS), employing filtering and binning techniques to create 2D variation maps. …”
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  13. 1493

    Asymmetric Response to Global Warming by Anatoliy Zhukov, Walery Zukow

    Published 2025-01-01
    “…It is established that the content of water vapor in the atmosphere exceeds the content of CO₂ by 100 times. …”
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  14. 1494

    Ukraine-Russian Federation Relations within the Concepts of Security Dilemma and Responsibility To Protect (R2P) by Tuba Taşlıcalı Koç

    Published 2023-07-01
    “…However, as can be seen from history, these institutions could not provide the establishment of security sufficiently and as a matter of fact, the wars experienced throughout history became the evidence of the atmosphere of this insecurity causing the concepts of “security dilemma” and “responsibility to protect (R2P)” to take their place in international relations discipline. …”
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  15. 1495

    Investigating the Relationship between Imaginary System and Cultural Origin of Vargheh and Galshah Systems Based on Gilbert Durand's Theory by Aiasghar Rahnama, Esmat Esmaeli, Seyyed Hasan Tabatabaei

    Published 2021-12-01
    “…Imagination creates an infinite atmosphere in the poet's mind that leads to his creativity and artistic expression. …”
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  16. 1496

    Investigation on the thermodynamic analysis, preparation and characterization of LaNi5 - hydrogen storage alloy by magnesiothermic reduction diffusion process by Giresan G., Sankaranarayanan S.R., Berchmans L.J.

    Published 2016-01-01
    “…The thermal reduction process was carried out at 900 ºC for 9 hrs in Ar atmosphere. After the completion of reaction, the contents were purified by treating with dilute acetic acid followed by de-ionized water. …”
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  17. 1497

    Hydrothermal Synthesis and Photocatalytic Properties of Graphene@Ag/AgSb2O5.8 Composites: Reaction Laws of the Composites in Sintering Process by Haomei Liu, Xihai Hao, Yuejun Liu, Aiguo Yan

    Published 2022-01-01
    “…The morphology, structure, and chemical composition of G @Ag/ASO and its sinters at different temperatures in the air atmosphere were systematically characterized by a range of techniques. …”
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  18. 1498

    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
    “…For the purpose of reducing the detrimental effect it brings, it is of urgent necessity to control emissions of flue gas in power plants, since a substantial proportion of sulphur dioxide in the atmosphere stems from flue gas generated in the whole process of electricity generation. …”
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  19. 1499

    Carbon Nanofoam by Pulsed Electric Arc Discharges by David Saucedo-Jimenez, Isaac Medina-Sanchez, Carlos Couder Castañeda

    Published 2018-01-01
    “…The synthesis was carried out in a controlled atmosphere at 200 torr of hydrogen pressure. The pulsed electric arc discharge was established between two graphite electrodes with 22.8 kVA of power and 150 A DC current; the cathode was relatively motionless and was made of a pure carbon rod of 6 mm diameter, and the spinner anode was a pure carbon disc spinning at 600 rpm; over the disc was an annular cavity where the new catalytic mixture of 93.84/2.56/1.43/0.69/1.48 of C/Ni/Fe/Co/S molar fraction was deposited in a geometrically fixed way by 8 catalytic mixture blocks and 8 empty spaces, and the discharge frequency was 80 Hz. …”
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  20. 1500

    Temporal and Spatial Evolution Features of Precipitable Water in China during a Recent 65-Year Period (1951–2015) by Hao Wang, Jianxin He

    Published 2017-01-01
    “…Water vapor in the atmosphere is not only an important greenhouse gas, but also an important factor that significantly affects the variations of global climate and water circulation. …”
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