Showing 501 - 520 results of 1,758 for search '"geometry"', query time: 0.06s Refine Results
  1. 501

    ESTIMATION OF TOPOGRAPHIC DEFECTS DIMENSIONS OF SEMICONDUCTOR SILICON STRUCTURES by S. F. Sianko, V. A. Zelenin

    Published 2018-03-01
    “…Sequential calculation of deviation of element ends from ideal plane based on determining their curvature radius has allowed obtaining geometry of a target surface in a set range of elements. …”
    Get full text
    Article
  2. 502
  3. 503

    Multi-Band mm-Wave Wearable Antenna Synthesized with a Genetic Algorithm by Arebu Dejen, Murad Ridwan, Jeevani Jayasinghe, Jaume Anguera

    Published 2022-01-01
    “…The reference patch antenna was etched on a flexible polytetrafluoroethylene (PTFE) fabric substrate with an overall dimension of 18 mm × 18 mm × 0.6 mm and optimized the patch geometry using a binary-coded genetic algorithm. The algorithm iteratively creates a new shape of the path surface, evaluates the cost function, and returns the best-fitted geometry based on the formulated fitness function. …”
    Get full text
    Article
  4. 504

    Optimization of the heat transfer efficiency of a ground source heat pump heating system via FLUENT numerical simulation with fluid–solid coupling by Wei Wei

    Published 2025-01-01
    “…This study innovatively considers the influence of multiple factors, including circulating water flow, U-tube geometry, and soil thermal conductivity, on the heat transfer efficiency of GSHPs. …”
    Get full text
    Article
  5. 505

    Investigation of Multistage Hydraulic Fracture Optimization Design Methods in Horizontal Shale Oil Wells in the Ordos Basin by Suotang Fu, Jian Yu, Kuangsheng Zhang, Hanbin Liu, Bing Ma, Yuliang Su

    Published 2020-01-01
    “…Based on the analysis of the typical Ordos well groups, this study began with the accurate characterization of the fracture geometry by adopting advanced laboratory experiment methods and monitoring techniques. …”
    Get full text
    Article
  6. 506

    Quantification of nipple size and shape among an ethnically diverse sample of US women by Peter Wildfeuer, Alexis Alban, Bob Worrell, Shilo Ben Zeev, Judith Shamian, Mike Woolridge

    Published 2023-09-01
    “…Outcome: This is the largest study undertaken with a non-clinical, ethnically diverse population of women, employing a novel scanning process and applying a novel purpose-built algorithm—with a view to characterizing the shape and size of the nipple-areola complex, by collecting normative data on nipple geometry.…”
    Get full text
    Article
  7. 507

    Impact of Plant Root Morphology on Rooted-Soil Shear Resistance Using Triaxial Testing by Suyun Meng, Guoqing Zhao, Yuyou Yang

    Published 2020-01-01
    “…According to the results, both the root geometry and distribution characteristics affect the rooted-soil shearing strength. …”
    Get full text
    Article
  8. 508

    Off-Design Considerations through the Properties of Some Pressure-Ratio Line of Radial Inflow Turbines by N. Binder, X. Carbonneau, P. Chassaing

    Published 2008-01-01
    “…The emergence of variable-geometry systems leads to the distinction between two off-design concepts: operational and geometric off-designs. …”
    Get full text
    Article
  9. 509

    Development and Validation of an Age-Specific Lower Extremity Finite Element Model for Simulating Pedestrian Accidents by Jing Huang, Yongcheng Long, Yu Yan, Lin Hu

    Published 2018-01-01
    “…The effects of age on the material mechanical property of bone and soft tissues of the lower extremities as well as the geometry of the long bone were studied. Then an existing 50th percentile male pedestrian lower extremity model was rebuilt to depict lower extremity morphology for 30- to 70-year-old (YO) individuals. …”
    Get full text
    Article
  10. 510

    Transition Metal(II) Complexes with Cefotaxime-Derived Schiff Base: Synthesis, Characterization, and Antimicrobial Studies by Aurora Reiss, Mariana Carmen Chifiriuc, Emilia Amzoiu, Cezar Ionuţ Spînu

    Published 2014-01-01
    “…Based on spectral data and magnetic moments, an octahedral geometry may be proposed for Co(II), Ni(II), and Zn(II) complexes while a tetragonal geometry for Cu(II) complex. …”
    Get full text
    Article
  11. 511

    The Second Eigenvalue of the p-Laplacian as p Goes to 1 by Enea Parini

    Published 2010-01-01
    “…The limit setting depends only on the geometry of the domain. In the particular case of a planar disc, it is possible to show that the second eigenfunctions are nonradial if p is close enough to 1.…”
    Get full text
    Article
  12. 512

    Osculating paraboloid by Kazimieras Navickis

    Published 2023-09-01
    “… Osculating paraboloid of second order have been studied in classical differential geometry. In this article we generalize this concept to osculating paraboloids of higher order. …”
    Get full text
    Article
  13. 513

    A general asymptotic dynamic model for Lipschitzian elastic curved rods by Rostislav Vodák

    Published 2005-01-01
    “…We study the asymptotic behaviour of solutions to the linear evolution problem for clamped curved rods with the small thickness ε under minimal regularity assumptions on the geometry. In addition, nonconstant density of the curved rods is considered.…”
    Get full text
    Article
  14. 514

    An Underactuated Drift-Free Left Invariant Control System on a Specific Lie Group by Camelia Pop Arieşanu

    Published 2012-01-01
    “…The Hamilton-Poisson realization of the dynamics offers us the possibility to study the system from mechanical geometry point of view.…”
    Get full text
    Article
  15. 515

    Stable Sheaves on a Smooth Quadric Surface with Linear Hilbert Bipolynomials by Edoardo Ballico, Sukmoon Huh

    Published 2014-01-01
    “…We investigate the moduli spaces of stable sheaves on a smooth quadric surface with linear Hilbert bipolynomial in some special cases and describe their geometry in terms of the locally free resolution of the sheaves.…”
    Get full text
    Article
  16. 516

    Hybridization in Metal Wire Additive Manufacturing: A Case Study of an Impeller by Shahu R. Karade, Siddhartha Siddhartha, Neel Kamal Gupta, Ganesan G, K. P. Karunakaran, Henning Zeidler

    Published 2025-01-01
    “…The hybrid approach significantly reduced the manufacturing time for the selected impeller geometry from 3536 min to 792 min (saving 77.6% manufacturing time) and minimized material waste to 9.3%, compared with 74.07% in traditional machining. …”
    Get full text
    Article
  17. 517

    Spatial variations of shear-wave velocity anomaly derived from Love wave ambient noise seismic tomography along Lembang Fault (West Java, Indonesia) by Syaifuddin Firman, Zulfakriza, Nugraha Andri D., Daryono Mudrik R.

    Published 2025-01-01
    “…In earthquake mitigation, it is crucial to accurately describe the geometry of potential earthquake sources. Therefore, a subsurface model supported by high-resolution data is necessary to adequately characterize the geometry of the Lembang fault. …”
    Get full text
    Article
  18. 518

    Deformation and degradation study using point clouds in natatio of the Western Baths at La Alcudia in Elche (Alicante) by José Antonio Huesca-Tortosa, María del Rosario Pacheco-Mateo, Mercedes Tendero-Porras, David Torregrosa-Fuentes, Yolanda Spairani-Berrio

    Published 2024-01-01
    “…This paper deals with the study of construction and geometry, as well as with the analysis of deformations and active degradations of the natatio belonging to the Western Baths in La Alcudia archaeological site. …”
    Get full text
    Article
  19. 519

    Physics and applications of terahertz metagratings by Shreeya Rane, Shriganesh Prabhu, Dibakar Roy Chowdhury

    Published 2024-11-01
    “…It has been demonstrated that the terahertz characteristics of these metagratings can be modified by carefully designing the grating geometry along with meticulously tuning the material characteristics. …”
    Get full text
    Article
  20. 520

    Spectral Investigation and In Vitro Antibacterial Evaluation of NiII and CuII Complexes of Schiff Base Derived from Amoxicillin and α-Formylthiophene (αft) by Narendra Kumar Chaudhary, Parashuram Mishra

    Published 2015-01-01
    “…FT-IR and electronic absorption spectral evidences suggest distorted tetrahedral and square planar geometry for CuII and NiII complexes, respectively. …”
    Get full text
    Article