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  1. 861
    “…Here, we present proof of principle experiments of an optical gating concept for free electrons via direct time-domain visualization of the sub-optical cycle energy and transverse momentum structure imprinted on the electron beam. …”
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    Optical gating and streaking of free electrons with sub-optical cycle precision
  2. 862
    “…The simulation results showed that the optical Q factor and the sensitivity of the accelerometer reach up to 8.857 × 10(7) and 9 pm/g, respectively. …”
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    Theoretical Analysis of an Optical Accelerometer Based on Resonant Optical Tunneling Effect
  3. 863
    “…A discrete optical system can broaden the spatial distribution of the input light through optical coupling in array waveguides, just like diffraction in continuous media. …”
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    Design, transform and control of optical field in discrete optical system: an example
  4. 864
    “…Taking advantages of ultra-narrow bandwidth and high noise rejection performance of the Faraday anomalous dispersion optical filter (FADOF), simultaneously with the coherent amplification of atomic stimulated emission, we propose a stimulated amplified Faraday anomalous dispersion optical filter (SAFADOF) at cesium 1470 nm. …”
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    Atomic optical stimulated amplifier with optical filtering of ultra-narrow bandwidth
  5. 865
    “…BACKGROUND: The differential diagnosis of optic disc edema at the acute phase can be challenging. …”
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    Optical coherence tomography angiography at the acute phase of optic disc edema
  6. 866
    “…It is of significant interest to provide molecular imaging contrast that is complementary to structural contrast provided by optical coherence tomography (OCT) and intravascular ultrasound imaging (IVUS). …”
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    All-optical dual photoacoustic and optical coherence tomography intravascular probe
  7. 867
    “…All participants underwent ophthalmologic examination and handheld optical coherence tomography (OCT) of the macula and ON head. …”
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    Retinal and optic nerve changes in microcephaly: An optical coherence tomography study
  8. 868
    por Neshev, Dragomir, Aharonovich, Igor
    Publicado 2018
    “…Optical metasurfaces (OMs) have emerged as promising candidates to solve the bottleneck of bulky optical elements. …”
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    Optical metasurfaces: new generation building blocks for multi-functional optics
  9. 869
    “…Here we show that the sign of the optical torque can be negative in mesoscopic optical matter arrays of metal nanoparticles (NPs) assembled in circularly polarized optical traps. …”
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    Crossover from positive to negative optical torque in mesoscale optical matter
  10. 870
    “…Acquisition of high-resolution images from within internal organs using endoscopic optical imaging has numerous clinical applications. …”
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    Nano-optic endoscope for high-resolution optical coherence tomography in vivo
  11. 871
    “…It is highly desirable to design optical devices with diverse optomechanical functions. …”
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    Polarization-Dependent Lateral Optical Force of Subwavelength-Diameter Optical Fibers
  12. 872
    “…Optical trapping is widely used in different areas, ranging from biomedical applications, to physics and material sciences. …”
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    Optical Fiber Tweezers: A Versatile Tool for Optical Trapping and Manipulation
  13. 873
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    Personalized Optical Designs and Manipulating Optics: Applications on the Anterior Segment of the Eye
  14. 874
    “…We exploit a nanowire optical waveguide, such that the local transverse optical spin of its guided modes selectively excites a specific valley pseudospin. …”
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    Nanoscale Optical Addressing of Valley Pseudospins through Transverse Optical Spin
  15. 875
    “…A 46-year-old female with a history of 5 months of progressive painless visual loss in the left eye was found to have an optic nerve sheath meningioma. Optical coherence tomography angiography showed a reduction in the superficial capillary plexus density consistent with her visual field defect and peripapillary retinal nerve fiber layer thinning. …”
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    Optical Coherence Tomography Angiography Findings in Optic Nerve Sheath Meningioma
  16. 876
    por Perova, Tatiana
    Publicado 2020
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    Special Issue: Optical Characterizations of Novel Composite and Optically Active Materials
  17. 877
    por Siemion, Agnieszka
    Publicado 2020
    “…Diffractive optical elements are well known for being not only flat but also lightweight, and are characterised by low attenuation. …”
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    The Magic of Optics—An Overview of Recent Advanced Terahertz Diffractive Optical Elements
  18. 878
    “…Fourty-seven-year-old woman with 5-year history of progressive decreased left eye vision. Optical coherence tomography showed optic nerve atrophy (left > right) and brain MRI revealed T2 hyperintense signal along the course of left optic radiations. …”
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    Trans-synaptic degeneration of the optic radiation from optic nerve atrophy
  19. 879
    “…PURPOSE: The objective of this study was to identify the diagnostic features of optic nerve head melanocytoma (ONH-MCT) on spectral domain optical coherence tomography (SD OCT) and OCT angiography (OCT-A). …”
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    Optic nerve head melanocytoma: Optical coherence tomography/angiography features
  20. 880
    “…Search for new types of efficient magnetoplasmonic structures that combine high transparency with strong magneto-optical (MO) activity is an actual problem. Here, we demonstrate that composite heterostructures based on thin perfectly-arranged opal films and a perforated cobalt nanolayer meet these requirements. …”
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    Size Effects in Optical and Magneto-Optical Response of Opal-Cobalt Heterostructures
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