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

Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

881
Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it...
881
Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

704
Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...
704
Relative Motion Analysis using Rotating Axes - Acceleration01:22

Relative Motion Analysis using Rotating Axes - Acceleration

754
Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame. The absolute velocity of point B is determined by adding the absolute velocity of point A, the relative velocity of point B in the rotating frame, and the effects caused by the angular velocity within the rotating frame.
Time differentiation is...
754
Absolute Motion Analysis- General Plane Motion01:24

Absolute Motion Analysis- General Plane Motion

539
Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
539
Properties of Enantiomers and Optical Activity02:24

Properties of Enantiomers and Optical Activity

21.3K
It is essential to understand the difference between chiral and achiral interactions and the implications thereof in optical activity and their applications. Just as our feet, which are chiral, interact uniquely with chiral objects, such as a pair of shoes, but identically with achiral socks, enantiomers of a molecule exhibit different properties only when they interact with other chiral media. An example of a significant implication from this facet is the phenomenon known as optical activity,...
21.3K

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

FGFR1 frameshift mutation mediates the dysfunction of mesenchymal stem cells in craniofacial microsomia.

Stem cell research & therapy·2026
Same author

Pangenome and resequencing analyses reveal flowering evolution and genetic control in Cerasus.

Nature communications·2026
Same author

Current Status of Treg Therapy in Transplantation and Autoimmune Disease.

Immunology·2026
Same author

Prolonged intratumoral treatment with TLR7/8 agonist R848 regulates the tumor immune microenvironment resulting in enhanced antitumor activity.

Cancer biology & therapy·2026
Same author

ORP10 Maintains Mitochondrial Energy Metabolism by Modulating BCR-Evoked Ca<sup>2+</sup> Signaling in Diffuse Large B-Cell Lymphoma Cells.

FASEB journal : official publication of the Federation of American Societies for Experimental Biology·2026
Same author

Neurosurgical Robot-Assisted Navigation Enhances Precision in Bypass Surgery for Moyamoya Disease: A Study of Vascular Protection and Haemodynamic Optimization.

The international journal of medical robotics + computer assisted surgery : MRCAS·2026

相关实验视频

Updated: Jan 17, 2026

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter
05:14

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter

Published on: September 16, 2025

575

基于旋转和实验研究的波绝对测试的研究.

Zhongming Li, Junlin Li, Hongwen Li

    Optics express
    |September 23, 2025
    PubMed
    概括
    此摘要是机器生成的。

    本研究提出了一种新的基于旋转的方法,用于准确测量光学系统中的波面偏差. 该技术通过结合多个测量和补偿错误来提高检测精度,这对于高精度光学至关重要.

    更多相关视频

    Subjective Refraction Test Using a Smartphone for Vision Screening
    05:36

    Subjective Refraction Test Using a Smartphone for Vision Screening

    Published on: October 18, 2024

    1.7K
    Three Dimensional Vestibular Ocular Reflex Testing Using a Six Degrees of Freedom Motion Platform
    10:12

    Three Dimensional Vestibular Ocular Reflex Testing Using a Six Degrees of Freedom Motion Platform

    Published on: May 23, 2013

    16.4K

    相关实验视频

    Last Updated: Jan 17, 2026

    Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter
    05:14

    Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter

    Published on: September 16, 2025

    575
    Subjective Refraction Test Using a Smartphone for Vision Screening
    05:36

    Subjective Refraction Test Using a Smartphone for Vision Screening

    Published on: October 18, 2024

    1.7K
    Three Dimensional Vestibular Ocular Reflex Testing Using a Six Degrees of Freedom Motion Platform
    10:12

    Three Dimensional Vestibular Ocular Reflex Testing Using a Six Degrees of Freedom Motion Platform

    Published on: May 23, 2013

    16.4K

    科学领域:

    • 光学工程是指光学工程.
    • 计量学 计量学 计量学

    背景情况:

    • 波面偏差是评估高精度光学系统的关键参数.
    • 准确绝对检测波面偏差对于系统性能至关重要.

    研究的目的:

    • 引入一种使用旋转的新型组合误差分离方法,以改进波面偏差检测.
    • 分析和补偿主要错误来源,如旋转桌和镜头安装错误.

    主要方法:

    • 使用波面偏移的对称分布 (泽尼克多项式).
    • 在特定的旋转角度进行多次测量以提高精度.
    • 使用物理光学模拟错误源并应用检测/校准进行补偿.

    主要成果:

    • 显著提高了波面偏移的检测准确度.
    • 成功识别和补偿旋转桌和镜头安装错误.
    • 实验验证证了联合错误分离方法的有效性.

    结论:

    • 开发的组合误差分离方法提高了波面偏差检测的准确性.
    • 这种技术对于高精度光学系统测试和光学表面形状检测至关重要.
    • 实验验证强调了该方法的实际适用性.