Results 11 to 20 of about 1,360,575 (252)

Electromagnetic radiation at extreme angular velocity [PDF]

open access: yesJournal of High Energy Physics, 2023
We consider a system rotating at extremely high angular velocity, so that its matter is found mostly at the light-cylinder. We posit that it can be described by quantum fields confined to the two-dimensional cylindrical surface rotating about its ...
Matteo Buzzegoli, Kirill Tuchin
doaj   +2 more sources

Effects of Rotating Frame on a Vector Boson Oscillator

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2021
We analyze the effects of the spacetime topology and angular velocity of rotating frame on the dynamics of a relativistic vector boson oscillator (VBO). To determine these effects on the energy of the VBO we solve the corresponding vector boson equation ...
Abdullah Guvendi
doaj   +1 more source

Gait event detection using linear accelerometers or angular velocity transducers in able-bodied and spinal-cord injured individuals [PDF]

open access: yes, 2006
We report on three different methods of gait event detection (toe-off and heel strike) using miniature linear accelerometers and angular velocity transducers in comparison to using standard pressure-sensitive foot switches.
Allum, John H.   +8 more
core   +1 more source

Sample 3D angular velocity time-series and associated DTW scores.

open access: yes, 2023
a) Raw 3D angular velocity time-series during a face touch, b) angular velocity time-series after vertical alignment, c) angular velocity time-series after down-sampling and quantization, and d) the DTW scores calculated comparing the pattern of ...
Hossein Rouhani (14642446)   +3 more
core   +1 more source

Slow Rotation of Concentric Spheres with Source at Their Centre in a Viscous Fluid

open access: yesJournal of Applied Mathematics, 2009
The problem of concentric pervious spheres carrying a fluid source at their centre and rotating slowly with different uniform angular velocities Ω1, Ω2 about a diameter has been studied.
Deepak Kumar Srivastava
doaj   +1 more source

Angular velocity curves of crank.

open access: yes, 2020
Angular velocity curves of crank.
Qingyang Ma (6792521)   +5 more
core   +1 more source

Synchronized Tracking Control of Dynamic System of Unmanned Rear-Wheel Vehicles Based on Dynamic Analysis

open access: yesDrones, 2023
From the classic automatic guided vehicle system, the system of the unmanned rear-wheel drive vehicle (URWDV) based on a dynamic analysis is studied. In the URWDV system, the relationship among the position information, velocity, and the heading angular ...
Can Zhao   +3 more
doaj   +1 more source

A New Open-Loop Fiber Optic Gyro Error Compensation Method Based on Angular Velocity Error Modeling

open access: yesSensors, 2015
With the open-loop fiber optic gyro (OFOG) model, output voltage and angular velocity can effectively compensate OFOG errors. However, the model cannot reflect the characteristics of OFOG errors well when it comes to pretty large dynamic angular ...
Yanshun Zhang   +4 more
doaj   +1 more source

Rigid Flexible Coupling Dynamics Research of the Flap Transmission Mechanism with Clearance Joints

open access: yesJixie chuandong, 2023
In order to study the dynamic characteristics of flap transmission mechanism with clearance joints, based on an improved nonlinear normal impact force model with variable stiffness, and the elastic factor of connecting rod, the angular velocity and ...
Zhang Tao, Liu Geng, Ma Shangjun
doaj  

‘Whip from the hip’: thigh angular motion, ground contact mechanics, and running speed

open access: yesBiology Open, 2020
During high-speed running, lower limb vertical velocity at touchdown has been cited as a critical factor needed to generate large vertical forces. Additionally, greater leg angular velocity has also been correlated with increased running speeds. However,
Kenneth P. Clark   +2 more
doaj   +1 more source

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