Showing 3,521 - 3,540 results of 4,331 for search '"geometry"', query time: 0.10s Refine Results
  1. 3521

    Synthesis and structural studies of covalent organic frameworks prepared from polyhedral oligosilsesquioxane for naproxen adsorption by Bala, Suleiman

    Published 2022
    “…Covalent organic frameworks (COFs) are porous crystalline materials made up of organic components joined by strong reversible covalent bonds that have a persistent influence on the geometry and permeability of the arrangement. These substances are totally composed of light components such as H, B, C, N, O, and Si. …”
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    Thesis
  2. 3522

    Three-dimensional finite element modeling of groundwater flow and solute transport for the lower indus Basin, Pakistan by Chandio, Abdul Samad

    Published 2012
    “…The model is capable of handling free surface moving boundaries, aquifer geometry, aquifer heterogeneity and anisotropy, well configurations and constant head and concentration boundaries. …”
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    Thesis
  3. 3523

    Spatial prediction of landslide hazards and risk areas using integrated statistical and data mining approaches by Althuwaynee, Omar Faisal S.

    Published 2014
    “…Slope failures are a result of multiple triggering factors, including anthropogenic activities, earthquakes,and intense rainfall, and of reactions of a host of unstable surface materials related to geology, land cover, slope geometry, moisture content, and vegetation. This thesis presents a set of novel GIS-based statistical approaches developed for the hazard mapping of rainfall-induced landslides. …”
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    Thesis
  4. 3524

    Crushing behavior and failure modes of kenaf fibre-reinforced composite hexagonal tubes by Alkbir, Munir Faraj Almabrouk

    Published 2016
    “…Phase three involved fabrication and testing of five different hexagonal tubes of reinforced natural kenaf (mat) with different angles from a range of 40ο to 60ο and in 5ο increments of the angle, to determine the effect of geometry on crashworthiness parameters of natural kenaf fibre reinforced composite hexagonal tubes. …”
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    Thesis
  5. 3525

    Development of landslide risk maps using high resolution airborne LiDAR data by Mohd Yusof, Norbazlan

    Published 2016
    “…Slope failures are a result of multiple triggering parameters, including anthropogenic activities, intense earthquakes, and intense rainfall, and physical properties of unstable surface materials related to geology, land cover, slope geometry, moisture content, and vegetation. This thesis presents a set of novel GIS-based statistical approaches developed for the hazard mapping of rainfall-induced landslides using LiDAR derived data and parameters especially along the highway corridor. …”
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    Thesis
  6. 3526

    Evaluation of osteogenic potential of demineralized bone matrix in pigeon (Columba livia Gmelin) by Sanaei, Mohamad Reza

    Published 2011
    “…This confirmed that implant geometry (shape and size) could affect DBM associated osteogenesis in avian species. …”
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    Thesis
  7. 3527

    Synthesis and characterization of copper oxide/porous silicon composite for photodetector applications by Al-Jumili,, Batool Eneaze Bandar

    Published 2017
    “…The third step was to integrate the yield of pulse laser ablation and electrochemical etching to produce CuO/PS nanocomposites with highly consistent shape and structure. The control of the geometry of the nanostructures was investigated by modifying several deposition parameters that included solution concentration, deposition time, current density and post-annealing temperature. …”
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    Thesis
  8. 3528

    Experimental and Computational Fluid Dynamics (Cfd) Analysis of Wind-Induced Noise In Two-Way Radio by Mohd Fisol , Ummi Masyitah

    Published 2016
    “…Pengesahan telah dilakukan dengan membandingkan simulasi dengan eksperimen Koschatzky et al. (2011) menggunakan geometri rongga yang sama untuk kelajuan angin 12 dan 15 m/s. …”
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    Thesis
  9. 3529

    Development of performance and safety monitoring system for low cost ultrasound medical device for prenatal diagnosis by Supriyanto, Eko, Ramli, Norhafizah

    Published 2008
    “…The meter is able to improve the resolution, contrast and geometry accuracy of measured images. All of developed device has been tested in laboratory and clinic to characterize the functionality, safety, stability and reliability. …”
    Monograph
  10. 3530

    Self-learning shape recognition in medical images by Ma, Jingting

    Published 2019
    “…However, major challenges exist in medical image segmentation such as the low intensity contrast to surrounding tissues and complex geometry of shape. Moreover, limited amounts of labeled training data give rise to difficulties as well. …”
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    Thesis
  11. 3531

    Effect of micro texture on the performance of cutting tools for aluminium by Durairaj, Shanmugasundaram

    Published 2020
    “…In summary, the micro-texture effect on the cutting tool was demonstrated experimentally, and the contribution of texture geometry parameters and their distribution was estimated statistically. …”
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    Thesis-Doctor of Philosophy
  12. 3532

    Parallel discrete geodesic algorithms by Du, Jie

    Published 2020
    “…Discovering their arrangement is helpful in understanding and analyzing of model geometry. Observing that patterns have consistent matching between the corresponding points, we propose a local feature matching algorithm. …”
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    Thesis-Doctor of Philosophy
  13. 3533

    Acoustic measurements of supersonic jet flows by Wei, Xiaofeng

    Published 2020
    “…In many earlier studies, some nonuniform nozzle geometries were proposed to attain noise reductions in supersonic jets. …”
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    Thesis-Doctor of Philosophy
  14. 3534

    Sustainable wind turbine design for tropical wind conditions by Sundar, Dhivya

    Published 2021
    “…Rethinking the turbine design in terms of material and geometry, focussing on the skin and the spar - the two most important elements of a turbine blade, should be the starting point of working towards solving these challenges. …”
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    Thesis-Master by Research
  15. 3535

    Femtosecond laser additive manufacturing of micro-3D optical devices and their applications by Li, Shufan

    Published 2021
    “…Parametric studies were carried out to optimize the device geometry and surface quality to meet the requirements of the micro-optical elements. …”
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    Thesis-Doctor of Philosophy
  16. 3536

    Effect of varying the TD-lc-DFTB range-separation parameter on charge and energy transfer in a model pentacene/buckminsterfullerene heterojunction by Darghouth, Ala Aldin M. H. M., Casida, Mark E., Zhu, Xi, Natarajan, Bhaarathi, Su, Haibin, Humeniuk, Alexander, Titov, Evgenii, Miao, Xincheng, Mitrić, Roland

    Published 2021
    “…The default value of Rlc = 3.03 a0 is found to be much too small as neither energy nor charge transfer is observed until Rlc ≈ 10 a0. Tests at a single geometry show that the best agreement with high-quality ab initio spectra is obtained in the limit of no lc (i.e., very large Rlc). …”
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    Journal Article
  17. 3537

    Experimental and numerical investigations on the aerodynamics of a simplified helicopter fuselage by Cheawchan, Atcha-uea

    Published 2022
    “…Most of the studies are based on the arbitrary ramp geometry with smooth transition or curvature connecting between the horizontal plate and incline plate. …”
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    Thesis-Doctor of Philosophy
  18. 3538

    Strong coupling between plasmonic nanoantennae and 2D materials by Liu, Lin

    Published 2023
    “…The coupling strength of nanoantenna arrays can be efficiently modified by changing the geometry of the arrays, which includes the shape, side length, gap size, and period of the arrays. …”
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    Thesis-Doctor of Philosophy
  19. 3539

    Collective epithelial cell migration in response to two-dimensional geometrical extracellular matrix patterns by Xu, Hongmei

    Published 2024
    “…Our results show that MDCK cell reepithelialization is closely regulated by the gap geometry and may occur through different pathways. …”
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    Thesis-Doctor of Philosophy
  20. 3540

    Isogeometric analysis-based phase-field modeling of brittle fracture in piezoelectric materials by Kiran Raj

    Published 2024
    “…Isogeometric analysis (IGA), with its precise geometry representation and high-order approximation capabilities, has emerged as a promising approach. …”
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    Thesis-Doctor of Philosophy