Showing 501 - 520 results of 929 for search '"clay"', query time: 0.06s Refine Results
  1. 501

    Petrophysical Properties and Microstructural Analysis of Faulted Heterolithic Packages: A Case Study from Miocene Turbidite Successions, Italy by Hannah Riegel, Miller Zambrano, Fabrizio Balsamo, Luca Mattioni, Emanuele Tondi

    Published 2019-01-01
    “…The fault core, normally composed by fault rock or smeared clay material, commonly acts as a flow inhibitor across the fault. …”
    Get full text
    Article
  2. 502

    Temporal variation of Manning roughness coefficient in furrow irrigation and its relationship with various field parameters by Hadi Rezaei Rad, Hamed Ebrahimian, Abdolmajid Liaghat, Fatemeh Khalaji, Mahshid Shabani Arani

    Published 2024-12-01
    “…Three irrigation events (first to third), advance and storage phases, two irrigation intervals, and two soil textures (Clay loam and Silty clay loam) were considered. Results indicated that the Manning’s n ranged from 0.017 to 0.636, 0.015 to 0.317, and 0.015 to 0.34 in the advance, storage, and whole irrigation phases during the first to third irrigation events, with mean values of 0.083, 0.054, and 0.055, respectively. …”
    Get full text
    Article
  3. 503

    Comparative Study on Two Pretreatment Processes for Chemical Phase Analysis of Gold in Geological Samples by Atomic Absorption Spectrometry by Xiaodan Tang, Hang Li, Hongyan Liu, Bing Li, Yuyan Zhao, Jilong Lu, Jian Zhou, Qingqing Liu

    Published 2019-01-01
    “…The results show that the gold content of water-soluble, ion exchange and clay adsorption, iron-manganese oxide, and naked or seminaked states in the rock and ore samples is low, and some samples have high gold content of insoluble silicate states in the two methods. …”
    Get full text
    Article
  4. 504

    Explosive Performance Assessment of Buried Steel Pipeline by Seyed-Mohammad Seyed-Kolbadi, Mohammad Safi, Ayoub Keshmiri, S. Mahdi S. Kolbadi, Masoud Mirtaheri

    Published 2021-01-01
    “…It was also observed that the pipe performance in clay and loose sands is better than that in compacted sand, respectively.…”
    Get full text
    Article
  5. 505

    Analysis of the Particle Characteristics of Aeolian Sand in Yulin Area, China by Qinglong You, Zhang Yang, Jinglian Ma, Xili Yan, Taiwo Sesay, Haifeng Wang, Zhou Liang

    Published 2022-01-01
    “…Based on the sieve analyses results, the size distribution of the Aeolian sand particles in this region is mainly between 0.075 mm and 0.3 mm with low clay content (0.69–10.3%). Also, it was found that the square mesh is more effective than the round mesh for conducting sieve analysis of Aeolian sand, with the 0.15 mm sieve identified as the key sieve size. …”
    Get full text
    Article
  6. 506

    Coupling Action of Cooling and Dynamic Load Impact on Deformation Characteristics of High-Salinity Saline Soils by Yu Zhang, Meisi Zou, Runze Tian, Anhua Xu, Yunlong Hou, Bingbing Han, Xuemei Li

    Published 2021-01-01
    “…Firstly, the freezing temperature experiment was carried out on SS (sandy silt) and HS (high-sulfate silty clay). The test results showed that the freezing temperature of SS is -0.32°C, while that of HC (high-chloride silty clay) and HS will not freeze at -20°C, due to the presence of salt. …”
    Get full text
    Article
  7. 507

    Les « grottes-sanctuaires » gallo-romaines du Morbihan, éléments d’une géographie du sacré chez les Vénètes by Patrick Galliou

    Published 2024-12-01
    “…In Morbihan, three natural cavities, caves and rock shelters, explored briefly at the end of the 19th century and the beginning of the following century, yielded a wealth of archaeological material from the Roman period, mainly made up of white clay statuettes (Venus, mother goddesses, etc.). …”
    Get full text
    Article
  8. 508

    Figurine Embodiment and Household Ritual in an Early Mixtec Village by Nathan J. Meissner, Katherine E. South, Andrew K. Balkansky

    Published 2013-09-01
    “…An excavated collection of 3000-year-old fired-clay figurines from the Mixteca Alta, Oaxaca, Mexico, provides evidence for household practices of embodiment at a time of emerging social differences. …”
    Get full text
    Article
  9. 509

    La gestion de l’eau à Bibracte (Saône-et-Loire), avant et après la Conquête romaine by Laetitia Borau

    Published 2020-12-01
    “…The bottom was also covered by a layer of clay. A pipe built from stone was used to evacuate of water. …”
    Get full text
    Article
  10. 510

    Experimental verification of the results of the melts flow modeling, received with the help of the computer system “Prolit-1” by V. F. Sobolev, S. G. Lihouzov, F. S. Lukashevich, O. I. Chichko

    Published 2003-08-01
    “…There are carried out the computer calculations of the speed fields and time characteristics of the aluminium melt stream in the three-dimensional form, received on the basis of the sand-clay mixtures. There are presented the experimental results of the time characteristics of the moving melt, received with the help of micro-controller timing device. …”
    Get full text
    Article
  11. 511

    La Vénus Jōmon, grande oubliée du panthéon des arts japonais ? by Chloé-Alizée Clément

    Published 2021-12-01
    “…The Jōmon Venus (3500–2400 BCE), a dogū (anthropomorphic clay figurine), is an emblematic work from the Jōmon period (14,000–1st millennium BCE) discovered not far from Nagano in central Japan less than forty years ago. …”
    Get full text
    Article
  12. 512

    Purification of manufacturing wastewater from oil products in machinery construction and metallurgy by O. A. Belyj, A. I. Ratjko, A. S. Panasjugin, G. V. Bondareva, N. V. Kitikova, A. E. Tsvetkov

    Published 2000-11-01
    “…It is shown that mineral sorbents of high activity on the basis of aluminosilicates suitable for water purification from oil products are manufactured by thermal activation of clay minerals containing organic matters.…”
    Get full text
    Article
  13. 513

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

    Published 2006-01-01
    “…Based on the results of bacterial leaching and petrologic analyses of the given samples, it is possible to state that the individual samples are very similar, they contain significant shares of clay materials and pyrite is predominantly represented in a framboidal form, which intergrowths into a massive form. …”
    Get full text
    Article
  14. 514

    Effects of Soil and Water Conservation Structures on Selected Soil Physicochemical Properties: The Case of Ejersa Lafo District, Central Highlands of Ethiopia by Adugna Tolesa, Siraj Mammo, Eve Bohnett

    Published 2021-01-01
    “…The implementation of SWC structures improved some of the physicochemical properties of soil, such as SMC, clay particle, pH, EC, total N, AP, AK, and OC in the study area. …”
    Get full text
    Article
  15. 515

    Pore Structure, Fractal Features, and Oil Content Evaluation of Lacustrine Shale: A Case Study of First Member of Paleogene Shahejie Formation, NE China by Enze Wang, Gang Chen, Hanqi Li, Yanchen Song, Jianwei Wang, Zhuoya Wu, Yue Feng

    Published 2021-01-01
    “…The fractal dimensions have relatively strong positive correlations with PV and SA, which means more heterogeneous and complex pore structures provide more storage space and adsorption sites for shale oil accumulation. The clay mineral content is the most important factor which controls the pore structure parameter, and high clay content indicates high SA and PV. …”
    Get full text
    Article
  16. 516

    Shale Heterogeneity in Western Hunan and Hubei: A Case Study from the Lower Silurian Longmaxi Formation in Well Laidi 1 in the Laifeng-Xianfeng Block, Hubei Province by Peng Zhang, Junwei Yang, Yuqi Huang, Jinchuan Zhang, Xuan Tang, Chengwei Liu

    Published 2022-01-01
    “…Moreover, the fractal dimension has a positive correlation with organic matter abundance, TOC, clay mineral content, and pyrite content and a negative correlation with quartz content. …”
    Get full text
    Article
  17. 517

    The Influence of Reservoir Composition on the Pore Structure of Continental Shale: A Case Study from the Qingshankou Formation in the Sanzhao Sag of Northern Songliao Basin, NE Chi... by Jianguo Yang, Liu Wang, Shichao Li, Cheng Zuo, Fei Xiao, Yuchu Chen, Yulai Yao, Longhui Bai

    Published 2021-01-01
    “…The results show that intergranular pores related to clay minerals and quartz, intragranular dissolution pores related to feldspar, and other mineral intragranular pores are developed. …”
    Get full text
    Article
  18. 518

    Pore Structure and Fractal Characteristics of Inter-Layer Sandstone in Marine–Continental Transitional Shale: A Case Study of the Upper Permian Longtan Formation in Southern Sichua... by Jianguo Wang, Jizhen Zhang, Xiao Xiao, Ya’na Chen, Denglin Han

    Published 2024-12-01
    “…The pore size distribution of the sandstone primarily falls below 30 nm and above 1000 nm, with the main pore types being inter-granular pores and micro-fractures in clay minerals. The pore volume and specific surface area are largely attributed to the micropores and mesopores of clay minerals. …”
    Get full text
    Article
  19. 519

    Imagining the future of prison administration in response to the climate emergency by Julien Sipra, Anouk Mousset

    Published 2025-01-01
    “…Heatwaves, coastal and inland floods, storms, droughts and swelling-shrinking of clay soils are the main climate hazards identified as posing risks to French prisons. …”
    Get full text
    Article
  20. 520

    Application of 3D-printing extrusion technology in foundry production by N. K. Tolochko, A. A. Andrushevich, P. N. Vasilevsky, P. S. Chugaev

    Published 2019-01-01
    “…The possibilities to produce the foundry forming tooling from clay viscous-flowing materials using extrusion 3D-ptinting technology are demonstrated experimentally.…”
    Get full text
    Article