Showing 1,581 - 1,600 results of 5,540 for search 'surface average', query time: 0.11s Refine Results
  1. 1581

    Innovative nanocomposite comprising of ZrO2, MnCO3, and CdCO3 for superior crystal violet dye adsorption: synthesis, characterization, and regeneration insights by Nada S. Al-Kadhi, Ehab A. Abdelrahman, Fowzia S. Alamro, Fawaz A. Saad, Doaa S. Al-Raimi

    Published 2025-02-01
    “…The ZrO2@MnCO3@CdCO3 nanocomposite exhibited a mesoporous structure (22.38 m2/g surface area, 0.0935 cm3/g total pore volume, and 8.79 nm average pore size) and an average crystallite size of 76.30 nm. …”
    Get full text
    Article
  2. 1582

    Long-term dynamics, distribution, and protection of the Eurasian beaver Castor fiber in Poland by Jakub Paderewski, Dorota Sienkiewicz-Paderewska

    Published 2025-02-01
    “…The C. fiber population was negatively affected by standing surface waters and drainage ditches, while flowing surface waters increased its number.…”
    Get full text
    Article
  3. 1583

    Tunable Environment-Enhanced Mid-Infrared Absorber Based on Voltage Modulation by Gongli Xiao, Zifan Lai, Hongyan Yang, Bing Wang, Haiou Li

    Published 2023-01-01
    “…MIMA maintains 80% average absorption within an incidence angle of 50 and it is polarization insensitive. …”
    Get full text
    Article
  4. 1584

    Heat Transfer Analysis of Ventilated Photovoltaic Wall Panels with Curved Ribs for Different Parametric Cavity Structures by Na Song, Xitong Xu, Yongxiao Zheng, Jikui Miao, Hongwen Yu

    Published 2025-04-01
    “…Compared to the flat-plate cavity structure, the parameter-optimized curved-rib cavity structure significantly reduces the average surface temperature of PV panels. As solar radiation intensity increases, the optimized structure’s heat dissipation effect strengthens, achieving a 6 °C temperature reduction at 1000 W/m<sup>2</sup> solar radiation.…”
    Get full text
    Article
  5. 1585

    Characterization of wildland-urban interfaces using LiDAR data to estimate the risk of wildfire damage by A. Robles, M. A. Rodríguez-Garrido, M. F. Alvarez-Taboada

    Published 2016-02-01
    “…We used LiDAR data to generate three spatial models (DTM: Digital Terrain Model, DSM: Digital Surface Model and nDSM: Normalized Digital Surface Model) and two statistics to characterize the forest stands (density of dominant trees per hectare and their average height). …”
    Get full text
    Article
  6. 1586

    Urban Land Subsidence Characteristics and Their Relationship with Locations Liable to Waterlogging Based on SBAS-InSAR by LIU Huanyu, WU Zhen, YU Huanghao, CHEN Guangcheng, XIAO Yang, LI Kuang, LI Binquan

    Published 2025-01-01
    “…The results show that: ① the average subsidence rate in Nansha District is 1.363 mm/a, and the subsidence area is mainly located in the river bank, construction area, and reclamation area. …”
    Get full text
    Article
  7. 1587

    Investigation of Multiscaled Pore Structure of Gas Shales using Nitrogen Adsorption and FE-SEM Imaging Experiments by Aiwei Zheng, Hanyong Bao, Li Liu, Mingkai Tu, Changpeng Hu, Lei Yang

    Published 2022-01-01
    “…Low-pressure nitrogen adsorption experiments at 77 K were conducted to obtain the adsorption-desorption isotherms, BET-specific surface area, pore size distribution, pore volume, and average pore diameter values. …”
    Get full text
    Article
  8. 1588

    Ecological monitoring of landscape technogenic neoplasms by Daria A. Dostovalova, Alexander Z. Glukhov, Nikolay S. Podgorodetsky, Sergey P. Zhukov

    Published 2024-12-01
    “…The main optimal measure to reduce the impact of rock dumps on the environment for Donbass is the biological reclamation of their surface. It is based on mandatory continuous environmental monitoring, which represents a set of observations of the current state and forecasting of further changes in: the state of atmospheric air, surface waters, radiation conditions, soil conditions, flora, fauna and public health in the territory of a landscape technogenic neoplasm and adjacent areas. …”
    Get full text
    Article
  9. 1589

    IMPROVING PERFORMANCE OF FLAT-LINK CHAIN FEEDER IN POULTRY HOUSES by Tarek FOUDA, Asaad DERBALA, Adel HELAL, Ahmed MORSY

    Published 2019-01-01
    “…The differences on sphericity altered from 86.27 to 85.12%. Similarly surface area changed from 21.99 to 29.95 mm2. Also, the average dimensions of ambrosia weed ranged according imported place the length ranged from 5.20 to 7.53mm, width from 2.46 to 4.00 mm, thickness from 1.57 to 2.97 mm, volume from 11.05 to 41.72 mm3, geometric mean diameter from 3.10 to 4.70 mm, the arithmetic mean diameter from 3.10 to 4.70 mm, and sphericity from 50.16 to 70.14 %. …”
    Get full text
    Article
  10. 1590

    An Experimental Study of Heat and Mass Transfer in a Falling Liquid Film Evaporation into a Crossflow of Neutral Gas by Lukashov V. K., Kostiuchenko Y. V., Timofeev S. V., Ochowiak M.

    Published 2020-06-01
    “…The work aimed to experimentally determine the average heat transfer coefficients from a heated surface to the film, heat transfer and mass transfer from the film to the gas flow and to establish their dependence on the input parameters of the heat and mass transfer process. …”
    Get full text
    Article
  11. 1591

    Water Quality Parameters Evaluation of Sipna Stream, Duhok area, Kurdistan Region-Iraq by Muslih A. Solaiman, Hikmat S. Al-Jaleel, Imaddadin Hassan

    Published 2023-08-01
    “…The findings indicate that Ca-bicarbonate and TDS values range from 219-606 ppm with an average of 321 ppm for the dry season and 188-685 ppm with an average of 251 ppm for the wet season, it is the dominant water type in the study area. …”
    Get full text
    Article
  12. 1592

    Fabracation and study of Structural properties for the compounds (Mg1-xZnxFe2O4) prepared by chemical precipitation method by Saif Amer Mahdi

    Published 2023-02-01
    “…XRD analysis showed that all the samples having face-centered cubic (FCC) structure and is miller indices (220),(331),(222) (400),(422),(511),(440) The Lattice constant (a) increased with the Zinc concentration (8.36 ـــ 8.67 ºA) increase and also increasing of the homogeneous surface structure caused best in the physical properties, while the Microscope examinations showed that the average roughness surface and Grain size (Dnm) were decreasing with the increase in Zn-concentration . …”
    Get full text
    Article
  13. 1593

    COMPARING OF SOIL REFLECTANCE VALUES BY USING DIFFERENT PROGRAMS by Taha Abdul Hadi Taha Dawood Al-jawwadi

    Published 2012-06-01
    “…This study found that there is necessary to select a large number of pixels to digital image of rough surface of soil to read the reflectance because the clear difference with the previous study, but there is no clear different with lab preparing soft surface of soil.…”
    Get full text
    Article
  14. 1594

    ERRORS ANAYSIS OF PLANAR INTERNAL GEAR SINGLE-ENVELOPING CROWN WORM DRIVE by SUN ShuMin, WANG JinGe, CHEN YongHong, WANG Shuang

    Published 2016-01-01
    “…The results show that: there are five pairs tooth surface are contemporary meshing,and the contact lines are straight line,as well as the contact lines are average distributed and along the tooth height; the negative values of centre distance error and worm axial displacement error are better than the true values of those; the shaft angle error,the inclination angle error and the base circle radius error are seriously affect the actual meshing status of the planar internal gear single-enveloping crown worm drive.…”
    Get full text
    Article
  15. 1595

    Morphology and Electrochemical Properties of Thermal Modified Nanoporous Carbon as Electrode of Lithium Power Sources by V.I. Mandzyuk, N.I. Nagirna, R.P. Lisovskyy

    Published 2014-04-01
    “…The structural and sorption properties of these materials – specific surface area, micropore surface, total pore volume, micropore volume, average pore diameter, are defined by low-temperature porometry method. …”
    Get full text
    Article
  16. 1596

    Numerical analysis of the impact of fin design and solar radiation on the cooling performance of a power transformer by fatima almosawy, Hadi Basher

    Published 2023-08-01
    “…Several fin shapes and other geometric aspects of the transformer were analyzed numerically (trapezoidal, wavy, and triangle fins).According to the findings, the trapezoidal fin shapes were the most effective in lowering the transformer's average surface and core temperatures, followed by the wavy fins and the triangular fins compared to the traditional transformer shape (straight fins). …”
    Get full text
    Article
  17. 1597
  18. 1598

    An Interspecific Assessment of Bergmann’s Rule in Tenebrionid Beetles (Coleoptera, Tenebrionidae) along an Elevation Gradient by Simone Fattorini

    Published 2024-09-01
    “…However, patterns of increasing body size with decreasing temperatures can also be observed in ectotherms if selection for more stable internal temperatures leads to smaller surface area-to-volume ratios. Data on tenebrionids from Latium (Central Italy) were used to model elevational variations in average values of body size (total length, mass and volume) and surface area-to-volume ratio. …”
    Get full text
    Article
  19. 1599

    Tracking the Filling, Outburst Flood and Resulting Subglacial Water Channel From a Large Canadian Arctic Subglacial Lake by Laurence Gray, Benoît Lauzon, Luke Copland, Wesley VanWychen, Christine Dow, Will Kochtitzky, Karen E. Alley

    Published 2024-10-01
    “…Rapid outflow occurred over ∼30 days at an average rate of ∼1,500 m3s−1 resulting in the formation of a single ∼15 km subglacial outflow path detectable from post‐outflow surface depression. …”
    Get full text
    Article
  20. 1600

    Thermoelectric device for transpalpebral hypothermia of the anterior segment of the human eyeball by O. V. Evdulov, G. I. Aminov, I. Yu. Aminova, I. G. Aminov, G. A. Mutalipova

    Published 2024-04-01
    “…The device includes an impact tip mated with one surface to the human eyelid, and the opposite surface to the cold surface of the thermo-electric module. …”
    Get full text
    Article