Search alternatives:
optical » optimal (Expand Search)
Showing 1,821 - 1,840 results of 3,725 for search 'optical different methods', query time: 0.16s Refine Results
  1. 1821

    Segmentation of Multitemporal PlanetScope Data to Improve the Land Parcel Identification System (LPIS) by Marco Obialero, Piero Boccardo

    Published 2025-06-01
    “…A segmentation workflow was designed, employing the Normalized difference Vegetation Index (NDVI) alongside the Edge segmentation method with varying sensitivity thresholds. …”
    Get full text
    Article
  2. 1822

    Improved Algorithm to Estimate All-Sky Shortwave Net Radiation Based on Top-of-Atmosphere Albedo by Gaofeng Wang, Tianxing Wang, Wanchun Leng, Pei Yu, Xuewei Yan

    Published 2025-01-01
    “…Solar zenith angle (SZA), PWC, DEM, aerosol optical depth (AOD), TOA albedo, and aerosol type are the key factors for estimating SWNR, and it is necessary to fully consider them. …”
    Get full text
    Article
  3. 1823

    Bio-capped synthesis of TiO2 nanoparticle using Murraya koenigii leaf extract via ultrasonication assisted sol-gel method and its advanced DSSC performance by Yoganand Singh, Himanshu Patel, Ananya Rai, Sakshi Singh, Nikhil Srivastav, Pankaj Srivastava

    Published 2025-07-01
    “…The presence of these phytochemicals in MK extract was confirmed using qualitative phytochemical analysis, UV–visible, FTIR spectroscopy and HRMS. Different characterization techniques, including UV–visible measurements, FTIR, XRD, HRTEM and XPS analysis, were employed to analyze the optical properties, crystalline nature, morphology, purity, and size of the synthesized TiO2 nanoparticles. …”
    Get full text
    Article
  4. 1824

    Frequency of retinal changes in patients with COVID-19: an observational study by A. R. Illarionova, O. M. Potapova, O. A. Kosareva, Yu. R. Kuznetsova

    Published 2020-12-01
    “…The maximum corrected visual acuity didn’t differ from the previously defined one; no violations of retinal light sensitivity were detected. …”
    Get full text
    Article
  5. 1825
  6. 1826

    Synthesis and characterization of nitrogen and zirconium ions doped TiO<sub>2</sub> films for photocatalytic application by O. P. Linnik

    Published 2016-11-01
    “…The composition of the films and the synthesis methods changed the optical properties of the materials as namely almost no effect of both doping agents on the band gap energy value was noted for the films obtained by pulse laser deposition technique, while its sharp narrowing was observed for nitrogen doped titania sol-gel sample. …”
    Get full text
    Article
  7. 1827

    Design and Analysis of a Graded-Index Strained Si<inline-formula><tex-math notation="LaTeX">$_{1-x}$ </tex-math></inline-formula>Ge<inline-formula><tex-math notation="LaTeX">$_x$</... by Darpan Mishra, Ramesh Kumar Sonkar

    Published 2018-01-01
    “…The quasi-vectorial finite difference method, non-local empirical pseudopotential method and the Payne-Lacey model has been used to analyze the proposed device. …”
    Get full text
    Article
  8. 1828

    Mechanical and finite element models of corneal keratoprostheses by A. N. Soloviev, N. I. Glushko, A. N. Epikhin, M. Swain, О. N. Lesnyak, А. Е. Ivanov

    Published 2020-12-01
    “…When developing ocular prostheses, a number of problems arise, one of which is the construction of the connection between the hard optical part and the soft corneal tissue. Their Young's modules can differ by three orders of magnitude. …”
    Get full text
    Article
  9. 1829
  10. 1830

    The Influence of Seasonal Allergic Conjunctivitis and Its Treatment on Choroidal Vascular Index by Neslihan Sevimli, Ümit Çallı, Fatin Çoban

    Published 2023-12-01
    “…The choroid was imaged by using enhanced depth imaging optical coherence tomography (EDI-OCT) instrument without pupillary dilation. …”
    Get full text
    Article
  11. 1831

    A comparative study of new traveling wave solutions for the (2+1)-dimensional fractional Wazwaz Kaur Boussinesq equation using novel modified (G′/G2)-expansion method by Amna Mumtaz, Muhammad Shakeel, Abdul Manan, Nehad Ali Shah, Shams Forruque Ahmed

    Published 2025-03-01
    “…This study uses an innovative modified (G′/G2)-expansion method to reveal various soliton solutions to the (2+1)-dimensional Wazwaz Kaur Boussinesq problem. …”
    Get full text
    Article
  12. 1832

    Analyzing the ophthalmic red reflex test in children with congenital Zika syndrome by Marcia Beatriz Tartarella, Islane Maria Castro Verçosa, Paloma Castro Verçosa, Paula Carneiro, Reno Castro Verçosa, Eduarda Tartarella-Nascimento, Luciano Pamplona de Goés Cavalcanti, Erlane Marques Ribeiro, João Borges Fortes Filho

    Published 2025-06-01
    “…ABSTRACT Objective: To evaluate the red reflex test in children with congenital Zika syndrome in order to predict the occurrence of retinal lesion or optic nerve hypoplasia in these patients. Methods: A descriptive cohort study was conducted in children with Congenital Zika Syndrome. …”
    Get full text
    Article
  13. 1833

    Postresuscitative Changes of Brain-Derived Neurotrophic Factor (BDNF) Protein Expression: Association With Neuronal Death by M. Sh. Avrushchenko, I. V. Ostrova

    Published 2017-09-01
    “…The BDNF expression level was determined by evalution on the base of the average optical density. The number of neurons with different BDNF expression levels and the total number of neurons per 1 mm of the layer length were computed. …”
    Get full text
    Article
  14. 1834

    Combining Dark Pixels and Spectral Characteristics for Thin Cloud Removal in High-Resolution Remote Sensing Images by Tao Jiang, Huanfeng Shen, Huifang Li, Liying Xu

    Published 2025-01-01
    “…In addition, high-resolution optical satellites have obvious spectral limitations, and the existing thin cloud removal methods are mostly designed for low- and medium-resolution images lacking applicability to high-resolution images. …”
    Get full text
    Article
  15. 1835

    Perspectives of La0.9Sr0.1Fe0.9Co0.1O3±δ perovskite obtained by Pechini and sonochemical methods: a case study by Gloria E. de la Huerta-Hernández, Tatiana Rodríguez-Flores, Armando Reyes-Montero, Iván Castro-Cisneros, Isaías Hernández-Pérez, José A. Chávez-Carvayar

    Published 2024-12-01
    “…The sonochemical method is a novel synthesis route that takes advantage of the use of ultrasonic radiation to obtain different nanomaterials with an improvement in the process variables and material characteristics. …”
    Get full text
    Article
  16. 1836

    Synthesis and Research of Alumina Ceramics Properties by Evgeniy I. Frolov, Polina V. Notina, Sergey V. Zvonarev, Evgeniya A. Il'ina, Vyacheslav Yu. Churkin

    Published 2020-12-01
    “…The article describes in detail alumina powder synthesis by different methods at varying parameters. The technique of obtaining ceramics and the research of the optical properties for determining the materials with the maximum luminescence efficiency is presented. …”
    Get full text
    Article
  17. 1837

    Fabrication and study of the structural and spectral properties of the composites (y) Mn0.6 Zn0.4 Fe2O4 + (1-y) PZT prepared by the powder technology method by Ismaeal K. Jasem, Abdul-Samee Fawzi Abdul-Aziz, Nibras Malallah Ibrahim

    Published 2019-01-01
    “… Ferrite-ferroelectric composites holds following chemical formula (y) Mn0.6 Zn0.4 Fe2O4 + (1-y) PZT with different weight rations (y=0.15, 0.30 and 0.45) are prepared by the powder technology method at annealing temperature (1000 °C) for (12hrs). …”
    Get full text
    Article
  18. 1838

    Dynamic Electromagnetic Control Technology and Its Application Based on Metasurface by Yuxi LI, Ruichao ZHU, Sai SUI, Yuxiang JIA, Chang DING, Yajuan HAN, Shaobo QU, Jiafu WANG

    Published 2025-06-01
    “…On the basis of the dynamic control method, the EM metasurface can accurately control the phase, amplitude, polarization mode, propagation mode, and other characteristics of EM waves to realize wavefront control in different application scenarios. …”
    Get full text
    Article
  19. 1839

    CHARACTERIZATION OF ENERGY BAND GAP THIN FILM BaTiO3 – BaZr0.5Ti0.5O3 USING DIFUSION REFLECTANCE SPECTROSCOPY (DRS) METHOD by Rahmi Dewi, Wesly Arianto Manalu, Brian Noval Asrinaldo, Ari Sulistyo Rini, Yanuar Yanuar

    Published 2023-04-01
    “…Thin films of 0.3BaTiO3 – 0.7BaZr0.5Ti0.5O3 were grown on FTO substrates using the sol-gel method. The films of 0.3BaTiO3 – 0.7BaZr0.5Ti0.5O3 were annealed at different temperatures of 700°C, 750°C and 800°C within 1 hour. …”
    Get full text
    Article
  20. 1840