Showing 541 - 560 results of 4,366 for search '"optics"', query time: 0.06s Refine Results
  1. 541

    Pose Measurement of the EndoWrist Round Tip Scissor Instrument with Optical Coherence Tomography by Schöne Sandra, Pol Nirmal, Kahrs Lueder A.

    Published 2024-09-01
    “…To automate surgical (sub-)tasks in robotic surgery, the knowledge of the exact pose of the instrument is mandatory. The application of Optical Coherence Tomography (OCT) to the problem of pose measurement appears promising due to its advantages of 3D imaging and micron-scale resolution. …”
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    Article
  2. 542

    Optimal Packet Length for Free-Space Optical Communications with Average SNR Feedback Channel by Ghassan Alnwaimi, Hatem Boujemaa, Kamran Arshad

    Published 2019-01-01
    “…In this article, a method to enhance data rates of free-space optical (FSO) systems using packet length optimization is proposed. …”
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    Article
  3. 543
  4. 544

    Research and Software Design of an Φ-OTDR-Based Optical Fiber Vibration Recognition Algorithm by Bernard Marie Tabi Fouda, Dezhi Han, Bowen An, Xiangzhi Chen

    Published 2020-01-01
    “…Distributed optical fiber vibration signal plays a significant role in the communication and safety of any perimeter security monitoring system. …”
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    Article
  5. 545

    Measurement of Photoreceptor Layer in Glaucoma: A Spectral-Domain Optical Coherence Tomography Study by Ning Fan, Nina Huang, Dennis Shun Chiu Lam, Christopher Kai-shun Leung

    Published 2011-01-01
    “…To measure and compare photoreceptor layer thickness between normal and glaucomatous eyes using spectral-domain optical coherence tomography (OCT). Methods. Thirty-eight healthy normal volunteers and 47 glaucoma patients were included in the analysis. …”
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    Article
  6. 546
  7. 547

    Optical Properties of GaAs Nanowires with an Electric Potential That Varies Inversely with the Square of the Radial Distance by Moletlanyi Tshipa

    Published 2019-01-01
    “…A theoretical investigation of optical properties of a cylindrical quantum wire (CQW) is presented. …”
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    Article
  8. 548

    Optical Properties of Thick TiO<sub>2</sub>-P25 Films by Grazia Giuseppina Politano

    Published 2025-01-01
    “…This modeling approach provided deeper insights into the internal structure of the films, particularly how the graded structural characteristics impact the overall optical behavior. Understanding these depth-dependent variations is essential for optimizing the use of TiO<sub>2</sub>-P25 films in technologies such as solar cells and optical devices.…”
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  9. 549

    Optical properties of 2D GeTe under strain: A DFT study by O. Ruiz-Cigarrillo, G. Flores-Rangel, U. Zavala-Moran, J. Puebla, R. E. Balderas-Navarro, B. Mizaikoff

    Published 2025-01-01
    “…Monolayer germanium telluride (GeTe) exhibits tunable electronic and optical properties, making it promising for device applications. …”
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    Article
  10. 550

    Chloramphenicol-infused N-vinyl-based soft contact lenses for therapeutic and optical applications by Lina M. Shaker, Ahmed Alamiery, Abdulamier Ahmed Abdulamier, Wan Nor Roslam Wan Isahak

    Published 2025-01-01
    “…This promising formulation shows merit as a safe, comfortable, and extended use CL option by providing comprehensive protection, excellent optical performance, and essential properties like water content and oxygen permeability. …”
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    Article
  11. 551

    Angular Circle Array Multiple Input Multiple Output Underwater Optical Wireless Communications by Zhuoqi Chen, Yuhe Liu, Xiang Yi, Ruiqin Zhao

    Published 2024-12-01
    Subjects: “…underwater wireless optical communication…”
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    Article
  12. 552

    Vision Improvement after Osimertinib Treatment in Paraneoplastic Optic Neuropathy Associated with Lung Adenocarcinoma by Masaomi Kubota, Nobumasa Tamura, Takaaki Hayashi, Euido Nishijima, Haruhiko Yanagisawa, Akira Kojima, Tadashi Nakano

    Published 2021-01-01
    “…Treatments for paraneoplastic optic neuropathy (PON), a tumor-related autoimmune disease, include immunosuppression, plasma exchange, and immunoglobulin therapies, as well as treatment of the underlying disease. …”
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    Article
  13. 553

    MICROWAVE HOLOGRAPHIC SYSTEM WITH RING APERTURE FOR DETECTING PEOPLE BEHIND OPTICALLY OPAQUE OBSTACLES by P. D. Kuharchik, V. G. Semenchik, V. A. Pahomov

    Published 2015-03-01
    “…Modeling process results of people detection behind optically opaque obstacles made by holographic system with ring aperture are presented.…”
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  14. 554

    An electro-optically tunable arrayed waveguide grating fabricated on thin film lithium niobate by Zhe Wang, Zhiwei Fang, Yiran Zhu, Jian Liu, Lang Gao, Jianping Yu, Haisu Zhang, Min Wang, Ya Cheng

    Published 2025-01-01
    “…Experiments show that the fabricated electro-optically controlled TFLN AWG has a channel spacing of 200 GHz and a wavelength tuning efficiency of 10 pm/V.…”
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  15. 555
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  18. 558

    A Performance Comparison of Centralized and Distributed Spectrum Management Techniques in Elastic Optical Networks by Tushar Mathur, Gokhan Sahin, Donald R. Ucci

    Published 2019-01-01
    “…Elastic optical networks (EONs) have emerged to provide higher spectrum efficiency than traditional Dense Wavelength-Division-Multiplexing (DWDM) by utilizing enabling technologies such as flexible spectrum grid, Orthogonal Frequency Division Multiplexing (OFDM), and distance adaptive rate and modulation. …”
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  19. 559

    Optic Nerve Head Hemoglobin Levels in Glaucoma: A Structural and Functional Correlation Study by Janaina A. G. Rocha, Diego T. Dias, Maria Betânia C. Lemos, Fábio N. Kanadani, Augusto Paranhos, Carolina P. B. Gracitelli, Tiago S. Prata

    Published 2021-01-01
    “…To investigate structural and functional correlations in glaucoma patients using optic nerve head hemoglobin (ONH Hb) measurements as determined by automated colorimetric analysis of conventional retinography. …”
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  20. 560

    Prognostics optical coherence tomography biomarker in macular oedema secondary to retinal vein occlusion by Andrea R. Silitonga, Hanna T.H. Silitonga, Rova Virgana, Iwan Sovani, Arief Kartasasmita, Erwin Iskandar, Grimaldi Ihsan, Made Indra

    Published 2025-01-01
    “…Aim: This study aimed to identify baseline optical coherence tomography (OCT) predictors of visual prognosis in RVO-MO following intravitreal bevacizumab (IVB) injection. …”
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    Article