Showing 741 - 760 results of 4,366 for search '"optics"', query time: 0.06s Refine Results
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    Comparison of Fourier-Domain and Time-Domain Optical Coherence Tomography in the Measurement of Thinnest Corneal Thickness in Keratoconus by Chunxiao Wang, Xueying Xia, Bishan Tian, Shiyou Zhou

    Published 2015-01-01
    “…To compare fourier-domain optical coherence tomography (FD-OCT) and time-domain OCT (TD-OCT) in the determination of thinnest corneal thickness (TCT). …”
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  8. 748

    Enhanced Reflected Group Delay with Optical Tamm State via Graphene-Dielectric Bragg Mirror Configuration by Jiao Tang, Jiao Xu, Hui Zhou, Zhiwei Zheng, Yuxiang Zhou, Rui Weng, Yueying Wei, Yue Liu, Qiwei Liu, Leyong Jiang, Shengyou Qian

    Published 2019-01-01
    “…Group delay of the optical pulse reflected from the structure composed of graphene and one dimensional photonic crystal (1D PC) is studied. …”
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    Evaluation of the Lower Punctum Parameters and Morphology Using Spectral Domain Anterior Segment Optical Coherence Tomography by Riham S. H. M. Allam, Rania A. Ahmed

    Published 2015-01-01
    “…To study features of the lower punctum in normal subjects using spectral domain anterior segment optical coherence tomography (SD AS-OCT). Methods. …”
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  12. 752

    Thermal Wavelength Measurement of Nanofluid in an Optical-Fiber Thermal Wave Cavity Technique to Determine the Thermal Diffusivity by Monir Noroozi, Bijan Mohammadi, Shahidan Radiman, Azmi Zakaria

    Published 2018-01-01
    “…The application of optical-fiber thermal wave cavity (OF-TWC) technique was investigated to measure the thermal diffusivity of Ag nanofluids. …”
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  13. 753

    Retinal optical coherence tomography intensity spatial correlation features as new biomarkers for confirmed Alzheimer’s disease by Zi Jin, Xinmin Wang, Ying Lang, Yufeng Song, Huangxiong Zhan, Wuge Shama, Yingying Shen, Guihua Zeng, Faying Zhou, Hongjian Gao, Shuling Ye, Yanjiang Wang, Fan Lu, Meixiao Shen

    Published 2025-02-01
    “…However, retinal biomarkers need to be validated in clinical cohorts with confirmed AD biomarkers and optical coherence tomography (OCT). The main objective of this study was to investigate whether retinal metrics measured by OCT aid in the early screening and brain pathology monitoring for confirmed AD. …”
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  14. 754

    Prospective Study on Retinal Nerve Fibre Layer Thickness Changes in Isolated Unilateral Retrobulbar Optic Neuritis by Gordon S. K. Yau, Jacky W. Y. Lee, Patrick P. K. Lau, Victor T. Y. Tam, Winnie W. Y. Wong, Can Y. F. Yuen

    Published 2013-01-01
    “…To investigate the retinal nerve fibre layer (RNFL) thickness after unilateral acute optic neuritis using optical coherence tomography (OCT). …”
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  15. 755

    A New Optical Surface Measurement Method with Iterative Sparsity-Constrained Threshold Phase Retrieval Algorithm by Yi Niu, Yang Liu, Guangming Shi, Dahua Gao, Guo Li

    Published 2014-01-01
    “…Due to its low complexity and acceptable accuracy, phase retrieval technique has been proposed as an alternative to solve the classic optical surface measurement task. However, to capture the overall wave field, phase retrieval based optical surface measurement (PROSM) system has to moderate the CCD position during the multiple-sampling procedure. …”
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    Microstructural and Optical Characterization of Heterostructures of ZnS/CdS and CdS/ZnS Synthesized by Chemical Bath Deposition Method by Temesgen Geremew, Tizazu Abza

    Published 2020-01-01
    “…The optical study also confirmed refractive index values between 2 and 2.7 for ZnS/glass, ZnS/CdS, and CdS/ZnS thin films for incident photon energies between 1.2 eV and 3.8 eV. …”
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  20. 760

    To Evaluate the Effect of Chronic Obstructive Pulmonary Disease on Retinal and Choroidal Thicknesses Measured by Optical Coherence Tomography by Sait Alim, Helin Deniz Demir, Ayşe Yilmaz, Selim Demir, Alper Güneş

    Published 2019-01-01
    “…Cirrus EDI-OCT (enhanced depth imaging-optical coherence tomography) was used for choroidal thickness measurements with frame enhancement software. …”
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