Results 1 to 10 of about 3,216 (261)

Basketball Surfaces and Coefficient of Restitution

open access: yesInternational Scholastic Journal of Science, 2015
A basketball was released from varying drop heights to simulate the impact speeds of a typical soft, medium, and hard dribble. This was repeated across four different surfaces that students typically play on–exposed aggregate concrete, maple wood ...
Kristyn Peacock, Faith Pearson
doaj   +1 more source

Coefficient of Restitution of Badminton Smashes

open access: yesInternational Scholastic Journal of Science, 2019
Badminton smashes were recorded and analyzed at high speed, measuring the velocities of the shuttlecock and racquet head to determine the relationship between initial impact velocity and the coefficient of restitution. It was found that the coefficient
Tee Monsereenusorn
doaj   +1 more source

Coefficient of Restitution of a Squash Ball

open access: yesInternational Scholastic Journal of Science, 2019
The coefficient of restitution of a Double Yellow Dot squash ball was examined at impact velocities ranging from 13 to 29 m/s. A high-speed camera was used with video analysis to record and analyze the motion of a squash ball as it collided against a ...
Marvin Limpijankit
doaj   +1 more source

Improvement of Contact Force Calculation Model Considering Influence of Yield Strength on Coefficient of Restitution

open access: yesEnergies, 2022
Aiming at the problem that the current coefficient of restitution model cannot effectively predict energy dissipation in the multi-body system collision process, a coefficient of restitution model considering the yield strength is proposed in this ...
Xichun Liu, Wei Chen, Hu Shi
doaj   +1 more source

Influencing Factors Analysis and Simulation Calibration of Restitution Coefficient of Rice Grain

open access: yesApplied Sciences, 2021
It is difficult to determine the coefficient of restitution accurately due to the small size, light weight, and complex influencing factors of rice grain.
Jinwu Wang   +8 more
doaj   +1 more source

Coefficient of Restitution of a Tennis Ball

open access: yesInternational Scholastic Journal of Science, 2007
The coefficient of restitution (COR) of a tennis ball was investigated over a range of impact velocities. It was found that the COR of the ball was lower than ATP regulations specify, and that the COR decreased with increasing impact velocity.
Andre Roux, Jennifer Dickerson
doaj   +1 more source

Investigating the Effect of Preimpact Energy Dissipation on Coefficient of Restitution regarding the Slope-Boulder Interaction

open access: yesAdvances in Civil Engineering, 2021
Coefficient of restitution is regarded as a dominating parameter in rockfall research. Generally, small-scale experiments were developed without considering interactions between boulder and slope.
Ran Bi   +4 more
doaj   +1 more source

Interval of restitution coefficient for chattering in impact damper

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2022
Based on the impact damper, a dynamic model of a non-fixed constrained collision system was established. The coefficient of restitution is used as the main control parameter to analyze the system’s periodic movement and its bifurcation region.
Zongqi Li, Yanchen Du
doaj   +1 more source

Coefficient of restitution as a fluctuating quantity [PDF]

open access: yesPhysical Review E, 2011
4 pages, 4 ...
Montaine, Marina   +4 more
openaire   +3 more sources

Effect of the Impact Coefficient of Restitution on the Nonlinear Dynamics Phenomenon of Flat-Faced Follower Mechanism with Clearance

open access: yesMathematics, 2022
The effect of impact coefficient of restitution on the nonlinear response of the follower is investigated at different follower guides’ clearances, different cam speeds and different followers’ offsets.
Louay S. Yousuf
doaj   +1 more source

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