Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Phase Contrast and Differential Interference Contrast Microscopy01:26

Phase Contrast and Differential Interference Contrast Microscopy

9.5K
Phase-Contrast Microscopes
In-phase-contrast microscopes, interference between light directly passing through a cell and light refracted by cellular components is used to create high-contrast, high-resolution images without staining. It is the oldest and simplest type of microscope that creates an image by altering the wavelengths of light rays passing through the specimen. Altered wavelength paths are created using an annular stop in the condenser. The annular stop produces a hollow cone of...
9.5K
Three-Dimensional Microscopy in Microbiology01:28

Three-Dimensional Microscopy in Microbiology

294
Three-dimensional imaging techniques are essential in cell biology, allowing researchers to visualize intricate cellular structures with high resolution. Two prominent methods, Differential Interference Contrast Microscopy (DIC) and Confocal Scanning Laser Microscopy (CSLM), provide distinct advantages for imaging live and thick specimens, respectively.Differential Interference Contrast MicroscopyDIC microscopy enhances contrast in transparent, unstained samples by converting phase...
294
Confocal Fluorescence Microscopy01:16

Confocal Fluorescence Microscopy

14.3K
Confocal microscopy is an advanced microscopic technique. The prime advantage of the confocal microscope over other microscopy techniques is its ability to block the out-of-focus light from the illuminated samples using pinholes. It is widely used with fluorescence optics to obtain high-resolution, sharp contrast images. Unlike optical microscopes, confocal microscopes use a focused beam of light laser to scan the entire sample surface at different z-planes. These microscopes are, therefore,...
14.3K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

A predictive model for mortality in VA-ECMO patients based on early coagulation-immune interactions: A single-center retrospective study.

Respiratory medicine·2026
Same author

Design, Synthesis, Antibacterial Evaluation, and Mechanistic Insights of Garlic-Derived Disulfides against <i>Erwinia amylovora</i>.

Journal of agricultural and food chemistry·2026
Same author

The complete chloroplast genome sequence of <i>Malva pusilla</i> Sm. (Malvaceae), a medicinal plant.

Mitochondrial DNA. Part B, Resources·2026
Same author

Salt-Templated Crystallization Yields Oriented Interconnected Macroporous Polymer Gels for Ultrafast and High-Capacity Atmospheric Water Harvesting.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

Lanthanum-modified biochar for dual removal of particulate/dissolved phosphorus in agricultural runoff: Performance and reuse as slow-release fertilizer.

Journal of environmental sciences (China)·2026
Same author

From perception to action in public health emergencies: a three-gate integrated framework linking risk perception, information engagement, and protective responses.

Frontiers in public health·2026
Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026
Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026
Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026
Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026
Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026
Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026
查看所有相关文章

相关实验视频

Updated: Sep 11, 2025

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material
11:57

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material

Published on: May 20, 2013

13.6K

通过厚厚的散射介质扩散光场成像.

Hongkun Cao, Xin Jin, Junjie Wei

    Optics express
    |August 13, 2025
    PubMed
    概括
    此摘要是机器生成的。

    本研究引入了一种扩散光场成像模型 (DLIM),通过散射介质重建图像,即使在非常低的信号噪声比 (SNR) 中. DLIM有效地检索了向前散射的光子,克服了传统方法的局限性.

    更多相关视频

    Scattering And Absorption of Light in Planetary Regoliths
    11:34

    Scattering And Absorption of Light in Planetary Regoliths

    Published on: July 1, 2019

    10.4K
    Determining 3D Flow Fields via Multi-camera Light Field Imaging
    14:25

    Determining 3D Flow Fields via Multi-camera Light Field Imaging

    Published on: March 6, 2013

    16.7K

    相关实验视频

    Last Updated: Sep 11, 2025

    Measuring Spatially- and Directionally-varying Light Scattering from Biological Material
    11:57

    Measuring Spatially- and Directionally-varying Light Scattering from Biological Material

    Published on: May 20, 2013

    13.6K
    Scattering And Absorption of Light in Planetary Regoliths
    11:34

    Scattering And Absorption of Light in Planetary Regoliths

    Published on: July 1, 2019

    10.4K
    Determining 3D Flow Fields via Multi-camera Light Field Imaging
    14:25

    Determining 3D Flow Fields via Multi-camera Light Field Imaging

    Published on: March 6, 2013

    16.7K

    科学领域:

    • 光学和光子学 在光学和光子学.
    • 图像重建 图像的重建
    • 散射媒体成像 散射媒体成像

    背景情况:

    • 通过散射介质进行成像是具有挑战性的,因为信号与噪声比率 (SNR) 较低.
    • 对于传统成像至关重要的弹性光子,在厚厚的散射介质中变得可以忽略不计.
    • 现有的方法在极低的SNR条件下扎.

    研究的目的:

    • 开发一种新的成像模型,以超低SNR的分散介质重建清晰的图像.
    • 为了获取前向散射的光子作为可用于图像重建的可用的信号.
    • 将光场成像能力扩展到分散的环境中.

    主要方法:

    • 提出了一个分散光场成像模型 (DLIM).
    • 通过合成来自多个视图的辐射,在一个角积聚光场图像中构建了一个扩散源.
    • 用扩散方程分析解决了清晰的图像,并解卷了扩散的绿色函数.
    • 引入了用于数学演示的三平面参数化.

    主要成果:

    • DLIM成功地从散射光场图像中重建目标物体,即使它们看起来像随机噪声.
    • 与最先进的方法相比,该模型实现了显著更高的性能.
    • 在被动发光/自发光目标上,佩普罗格拉菲的表现分别优于1.70dB/4.76dBPSNR和0.167/0.172SSIM.

    结论:

    • DLIM是第一个具有物理意识的散射光场成像模型.
    • 它有效地将传统的光场成像从自由空间扩展到扩散媒体.
    • 该模型在极低SNR散射环境中显示出强大的性能.