Articles with "video rate" as a keyword



Video-rate high-precision time-frequency multiplexed 3D coherent ranging.

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Published in 2022 at "Nature communications"

DOI: 10.1038/s41467-022-29177-9

Abstract: Frequency-modulated continuous wave (FMCW) light detection and ranging (LiDAR) is an emerging 3D ranging technology that offers high sensitivity and ranging precision. Due to the limited bandwidth of digitizers and the speed limitations of beam… read more here.

Keywords: precision; rate; video rate; frequency ... See more keywords

The video-rate imaging of sub-10 nm plasmonic nanoparticles in a cellular medium free of background scattering†

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Published in 2021 at "Chemical Science"

DOI: 10.1039/d0sc04764c

Abstract: Plasmonic nanoparticles (e.g., gold, silver) have attracted much attention for biological sensing and imaging as promising nanoprobes. Practical biomedical applications demand small gold nanoparticles (Au NPs) with a comparable size to quantum dots and fluorescent… read more here.

Keywords: video rate; microscopy; plasmonic nanoparticles; cellular medium ... See more keywords
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Video-Rate Dual-Modal Wide-Beam Harmonic Ultrasound and Photoacoustic Computed Tomography

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Published in 2022 at "IEEE Transactions on Medical Imaging"

DOI: 10.1109/tmi.2021.3122240

Abstract: Dual-modal ultrasound (US) and photoacoustic (PA) imaging has tremendous advantages in biomedical applications, such as pharmacokinetics, cancer screening, and imaging-guided therapy. Compared with ring-shaped arrays, a linear piezoelectric transducer array applies to more anatomical sites… read more here.

Keywords: video rate; wide beam; dual modal; computed tomography ... See more keywords

Automated instrument-tracking for 4D video-rate imaging of ophthalmic surgical maneuvers.

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Published in 2022 at "Biomedical optics express"

DOI: 10.1364/boe.450814

Abstract: Intraoperative image-guidance provides enhanced feedback that facilitates surgical decision-making in a wide variety of medical fields and is especially useful when haptic feedback is limited. In these cases, automated instrument-tracking and localization are essential to… read more here.

Keywords: video rate; automated instrument; instrument tracking; surgical maneuvers ... See more keywords

Video-rate high-resolution single-pixel nonscanning photoacoustic microscopy.

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Published in 2022 at "Biomedical optics express"

DOI: 10.1364/boe.459363

Abstract: Optical-resolution photoacoustic microscopy (OR-PAM) is widely utilized in biomedical applications because of its ability to noninvasively image biological tissues in vivo while providing high-resolution morphological and functional information. However, one drawback of conventional OR-PAM is… read more here.

Keywords: video rate; resolution; microscopy; high resolution ... See more keywords

Video-rate two-photon microendoscopy using second harmonic resonance fiber scanning

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Published in 2024 at "Biomedical Optics Express"

DOI: 10.1364/boe.534399

Abstract: We present a 2.5-mm-diameter resonant fiber scanning two-photon microendoscope with a 30-mm long forward-viewing rigid probe tip that enables video-rate imaging (20 Hz frame rate) suitable for hand-held imaging of tissues without motion artifacts. Higher-order… read more here.

Keywords: video rate; rate; resonance; fiber scanning ... See more keywords

Compact module for video-rate image mosaics in two-photon microscopy.

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Published in 2024 at "Optics express"

DOI: 10.1364/oe.544906

Abstract: Biological applications using multiphoton microscopy increasingly seek a larger field of view while maintaining sufficient temporal sampling to observe dynamic biological processes. Multiphoton imaging also requires high numerical aperture microscope objectives to realize efficient non-linear… read more here.

Keywords: compact module; image mosaics; rate image; module video ... See more keywords