Showing 341 - 360 results of 4,366 for search '"optics"', query time: 0.06s Refine Results
  1. 341

    High-order optical Hall effect at the tight focus of laser radiation by V.V. Kotlyar, S.S. Stafeev, E.S. Kozlova

    Published 2023-10-01
    “…It is shown that when focusing a linearly polarized optical vortex with unit topological charge, four local subwavelength regions are formed in the focal plane, in which directions of the longitudinal projection of the spin angular momentum are opposite in the neighboring regions. …”
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  2. 342

    Vegetation optical depth as a key predictor for fire risk escalation by Dinuka Kankanige, Yi Y. Liu, Ashish Sharma

    Published 2025-05-01
    “…Using the McArthur Forest Fire Danger Index (FFDI) as a measure of fire danger, a clear association with the satellite-observed vegetation optical depth (VOD) was noted for segments illustrating risk increment. …”
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  3. 343

    Gamma-Induced Transformations in PVC-Based Nanocomposites for Tailored Optical Properties by Badriah Alshahrani, Ahmed Hassan Korna, Soad Saad Fares, Ahmed H. Ali

    Published 2024-01-01
    “…Gamma irradiation significantly enhances the optical conductivity (σopt) of the films, signifying increased light-to-current conversion efficiency. …”
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  4. 344
  5. 345

    All-Optical Switching Based on the Plasma Channel Induced by Laser Pulses by Chao Tan, Binliang Hu, Shiping Zhan, Yonghua Hu, Bin Zhong

    Published 2018-01-01
    “…We display a theoretical and experimental study of all-optical switching for signal lasers based on the plasma channel induced by the control laser. …”
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  10. 350

    Optical Coherence Tomographic Study of a Chronically Retained Coronary Guidewire by Natasha Corballis, Sreekumar Sulfi, Alisdair Ryding

    Published 2018-01-01
    “…This is a case of an urgent percutaneous coronary angioplasty in which a guidewire became entrapped behind a bare metal stent with subsequent fracture of the core filament, which could not be retrieved. Using optical coherence tomography, our case demonstrates extensive tissue coverage of the retained guidewire at twelve months. …”
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    Optically levitated nanoparticles as receiving antennas for low frequency wireless communication by Zhenhai Fu, Jinsheng Xu, Shaochong Zhu, Chaoxiong He, Xunming Zhu, Xiaowen Gao, Han Cai, Peitong He, Zhiming Chen, Yizhou Zhang, Nan Li, Xingfan Chen, Ying Dong, Shiyao Zhu, Cheng Liu, Huizhu Hu

    Published 2025-01-01
    “…Here we introduce a novel prototype of LF receiving antennas based on optically levitated nanoparticles, which overcomes the size-frequency limitation to reduce the antenna size to the hundred-nanometer scale. …”
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  13. 353

    Development of a MFL system with optical positioning for ferromagnetic plate inspection by A. Ahemadi, Abdelhalim Taieb brahimi

    Published 2025-02-01
    “…Our approach integrates a magnetic circuit using neodymium-iron-boron magnets, a Hall effect sensor for flux leakage detection, and an optical mouse for precise positioning. …”
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  14. 354

    Optical Coherence Tomography Angiography of Nonarteritic Cilioretinal Artery Occlusion Alone by Toyo Ikebukuro, Tsutomu Igarashi, Shuhei Kameya, Takeshi Arima, Tomoyuki Kunishige, Hiroshi Takahashi

    Published 2021-01-01
    “…Therefore, we followed the retinal circulation with optical coherence tomography angiography (OCTA). OCTA at 40 days postonset showed partial improvement in the retinal circulation.…”
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    Evaluation of Optical Low Coherence Reflectometry Parameters in Patients with Exfoliation Syndrome by Emrullah Beyazyıldız, Özlem Beyazyıldız, Süleyman Günaydın, Emrah Kan, Mert Şimşek, Pelin Yılmazbaş, Faruk Öztürk

    Published 2015-01-01
    “…Purpose. To evaluate optical low coherence reflectometry (OLCR) parameters in patients with exfoliation syndrome (EXS) undergoing cataract surgery. …”
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  18. 358

    Tuning of electronic, optical and lipophilic behaviours of adamantane through various substitutions by Aravindhan R, Jianping Hu, M Ummal Momeen

    Published 2025-01-01
    “…Successive tuning of electronic, optical and lipophilic characteristics of adamantane molecules are obtained by various halogen substitutions at bridgehead and bridge positions of adamantane. …”
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  19. 359

    Anterior Chamber Angle Evaluation with Fourier-Domain Optical Coherence Tomography by Matthew Bald, Yan Li, David Huang

    Published 2012-01-01
    “…New advances in anterior segment optical coherence tomography (OCT) technology development allow visualizing the anterior chamber angle of the eye with high speed and high resolution. …”
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