Results 261 to 270 of about 1,990,834 (349)

Molecular beam studies of unimolecular reactions: Cl, F + C/sub 2/H/sub 3/Br. [Angular and velocity distributions, mechanism]

, 1978
Richard J. Buss, M. J. Coggiola, Y. T. Lee   +2 more
openalex   +1 more source

Development of a Novel Low-Cost Knee Brace to Quantify Human Knee Function During Dynamic Tasks: A Feasibility Study from the North-West Province. [PDF]

Sensors (Basel)
Thomson I, Kramer M.
europepmc   +1 more source

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Angular Velocity. Angular Acceleration

2016
This is the first chapter devoted not to position theory, but to continuous motion. The essential kinematical quantities are velocity, acceleration, angular velocity and angular acceleration.
J. Wittenburg
openaire   +2 more sources

Full Attitude Control of a Quadrotor Using Fast Nonsingular Terminal Sliding Mode With Angular Velocity Planning

IEEE transactions on industrial electronics (1982. Print), 2023
In this article, a fast nonsingular terminal sliding mode combined with angular velocity planning (FNTSM-AVP) controller is developed to achieve high-speed, accurate, and robust attitude tracking performance for a quadrotor.
Shi Lian, Wei Meng, Ke Shao, Jinchuan Zheng, Shiquan Zhu, Hongyi Li   +5 more
semanticscholar   +1 more source

Ultrahigh Precision Angular Velocity Measurement using Frequency Shift of Partially Coherent Beams

Laser & Photonics Reviews, 2023
In the recent decade, the rotational Doppler effect has garnered considerable attention for stimulating the development of applications such as rotational Doppler velocity and topological charge measurements. Previous studies performed measurements under
Xuechun Zhao, Zhuoyi Wang, Xingyuan Lu, Hao Zhang, Junan Zhu, Jianbo Gao, Q. Zhan, Yangjian Cai, Chengliang Zhao   +8 more
semanticscholar   +1 more source

Angular Velocity Measurement With Improved Scale Factor Based on a Wideband-Tunable Optoelectronic Oscillator

IEEE Transactions on Instrumentation and Measurement, 2021
Optoelectronic oscillator (OEO) has received growing attentions from researchers in the field of demodulations for optical sensors because of its excellent performance of combining optics and electronics in signal processing.
Jing Zhang, Muguang Wang, Yu Tang, Qi Ding, Chuncan Wang, Xiaodi Huang, Desheng Chen, F. Yan   +7 more
semanticscholar   +1 more source

Fixed-Time Attitude Tracking Control for Rigid Spacecraft Without Angular Velocity Measurements

IEEE transactions on industrial electronics (1982. Print), 2020
This article considers the problem of velocity-free fixed-time attitude tracking control for rigid spacecraft. With the help of the homogeneity theorem, a semiglobal observer is introduced to estimate the unmeasured angular velocities within fixed time ...
An‐Min Zou, Zhun Fan
semanticscholar   +1 more source

Fault-Tolerant Attitude Control for Rigid Spacecraft Without Angular Velocity Measurements

IEEE Transactions on Cybernetics, 2019
In this paper, a fault-tolerant control scheme is proposed for the rigid spacecraft attitude control system subject to external disturbances, multiple system uncertainties, and actuator faults.
Xianghua Wang, Chee Pin Tan, Fen Wu, Jiandong Wang   +3 more
semanticscholar   +1 more source