Results 1 to 10 of about 227,831 (184)

Study on Reaction Mechanism of Sulfur and Phosphorus Type Additives Using an Acoustic Emission Technique

open access: yesTribology Online, 2022
Sulfur and phosphorus additives are used in lubricants as extreme-pressure and antiwear agents, which are typically used together to ensure reliability over a wide range of lubrication conditions.
Miho Morita   +3 more
doaj   +1 more source

Comparison of experimental results between using auxetic shoe, conventional shoe and barefoot on the kinematics of vertebral column during drop vertical jump [PDF]

open access: yesمهندسی مکانیک شریف, 2023
Footwear condition has been found to change kinematics of body especially in high-demanding activities. The present study compared the kinematics of healthy individuals when different footwear conditions were used.
M. R‌a‌h‌m‌a‌n‌i D‌e‌h‌a‌g‌h‌   +3 more
doaj   +1 more source

Laser-Ultrasound-Based Grain Size Gauge for the Hot Strip Mill

open access: yesApplied Sciences, 2022
The paper summarizes the creation of a robust online grain size gauge for a hot strip mill. A method and algorithm for calculating the grain size from the measured ultrasonic attenuation is presented. This new method is self-calibrating, does not rely on
Mikael Malmström   +9 more
doaj   +1 more source

In Situ FTIR Observation of the Polymer FM Enrichment at the EHL Contact

open access: yesTribology Online, 2020
Research interests recently increased in studying polymer-type friction modifiers (polymer FM) consisting of a polymer backbone and a functional group because of their good friction reduction capability.
Reina Goto   +5 more
doaj   +1 more source

Review on Drowsiness Detection [PDF]

open access: yesEAI Endorsed Transactions on Smart Cities, 2020
This paper relates the street mishaps that happen because of driver's drowsiness. Recent studies state that more disastersare caused due to doziness. Drivers can feel drowsiness due to sleep deprivation, continuously driving, drugs andmedicines, and
Apoorva Apoorva, D Vali, Rakesh R
doaj   +1 more source

Can Wavelet Denoising Improve Motor Unit Potential Template Estimation? [PDF]

open access: yesJournal of Biomedical Physics and Engineering, 2020
Background: Electromyographic (EMG) signals obtained from a contracted muscle contain valuable information on its activity and health status. Much of this information lies in motor unit potentials (MUPs) of its motor units (MUs), collected during the ...
S H Hasanzadeh, H Parsaei, M M Movahedi
doaj   +1 more source

Quantitation in EMG [PDF]

open access: yesCanadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques, 1998
AbstractThe neuromuscular system may be affected by disorders of the central nervous system as well as other disorders affecting motoneurons, axons, neuromuscular transmission, the sarcolemmal membrane, the contractile elements and other components of the muscle fibers themselves.
K M, Chan, W F, Brown
openaire   +2 more sources

Psychophysiological correlates of peritraumatic dissociative responses in survivors of life-threatening cardiac events [PDF]

open access: yes, 2002
The psychophysiological startle response pattern associated with peritraumatic dissociation (DISS) was studied in 103 survivors of a life-threatening cardiac event (mean age 61.0 years, SD 13.95).
Deisenhofer, I.   +7 more
core   +1 more source

Clinical utility of contact heat evoked potentials (CHEPs) in a case of mentalis nerve lesion

open access: yesClinical Neurophysiology Practice, 2018
Objective: Nociceptive evoked potentials are still infrequently used in electrodiagnostic studies of single patients. We report a case in which the results of contact heat evoked potentials (CHEPs) provided unique information for the diagnosis.
Amparo Lugo   +5 more
doaj   +1 more source

Raised electrical uterine activity and shortened cervical length could predict preterm delivery in a low-risk population [PDF]

open access: yes, 2012
PURPOSE: To compare diagnostic accuracy of sonographic cervical length (CL) measurement and uterine electric activity assessed by electromyography (EMG) in second trimester regarding prediction of preterm delivery (PTD).
Grgić, Ozren   +2 more
core   +1 more source

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