Results 11 to 20 of about 726,001 (302)

Energy Optimal Trajectories in Human Arm Motion Aiming for Assistive Robots [PDF]

open access: yesModeling, Identification and Control, 2017
The energy expenditure in human arm has been of great interests for seeking optimal human arm trajectories. This paper presents a new way for calculating metabolic energy consumption of human arm motions. The purpose is to reveal the relationship between
Lelai Zhou, Shaoping Bai, Yibin Li
doaj   +1 more source

Effect of Cycling Exercise Resisting Electrically Stimulated Antagonist Muscle Contractions in Healthy Males

open access: yesMetabolites, 2023
A hybrid training system (HTS) combining antagonist muscle electrical stimulation and voluntary muscle contraction has been developed using eccentric antagonist muscle contractions with electrical stimulation as resistance to voluntary muscle ...
Masayuki Omoto   +9 more
doaj   +1 more source

A novel Movement Amplification environment reveals effects of controlling lateral centre of mass motion on gait stability and metabolic cost [PDF]

open access: yesRoyal Society Open Science, 2020
During human walking, the centre of mass (COM) laterally oscillates, regularly transitioning its position above the two alternating support limbs. To maintain upright forward-directed walking, lateral COM excursion should remain within the base of ...
Mengnan/Mary Wu   +4 more
doaj   +1 more source

Investigation of the nutritional and growth indices of Leucania loreyi (Lepidoptera: Noctuidae) on different maize hybrids [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران
The maize caterpillar, Leucania loreyi (Duponchel) is one of the economical and important pests of maize that the host plant resistance can have a significant role in controlling of its population.
Hasan Jafari   +3 more
doaj   +1 more source

Metabolic costs of brain size evolution [PDF]

open access: yesBiology Letters, 2006
Abstract In the ongoing discussion about brain evolution in vertebrates, the main interest has shifted from theories focusing on energy balance to theories proposing social or ecological benefits of enhanced intellect. With the availability of a wealth of new data on basal metabolic rate (BMR) and brain size and with the aid of reliable ...
Karin, Isler, Carel P, van Schaik
openaire   +2 more sources

Influences of dynamic load phase shifts on the energetics and biomechanics of humans

open access: yesRoyal Society Open Science, 2023
Using load-suspended backpacks to reduce vertical peak dynamic load exerted on humans can reduce metabolic costs. However, is it possible to further reduce metabolic cost by modulating dynamic load phase shift? If so, is anti-phase better than the others?
Qinhao Zhang   +5 more
doaj   +1 more source

Differential effects of food availability on minimum and maximum rates of metabolism [PDF]

open access: yes, 2016
Metabolic rates reflect the energetic cost of living but exhibit remarkable variation among conspecifics, partly as a result of the constraints imposed by environmental conditions.
Anderson, Graeme J.   +4 more
core   +3 more sources

Iterative Learning Control for a Soft Exoskeleton with Hip and Knee Joint Assistance

open access: yesSensors, 2020
Walking on different terrains leads to different biomechanics, which motivates the development of exoskeletons for assisting on walking according to the type of a terrain.
Chunjie Chen   +6 more
doaj   +1 more source

A Wearable Lower Limb Exoskeleton: Reducing the Energy Cost of Human Movement

open access: yesMicromachines, 2022
Human body enhancement is an interesting branch of robotics. It focuses on wearable robots in order to improve the performance of human body, reduce energy consumption and delay fatigue, as well as increase body speed.
Xinyao Tang   +6 more
doaj   +1 more source

Effects of Joint Assistance on the Muscle Metabolism and Strength in Different States Based on Simulation

open access: yesIEEE Access, 2020
A powered exoskeleton on reasonable design can effectively reduce the metabolic cost during walking. In order to explore the metabolism and muscle strength with powered exoskeleton assisted on joints under different states, we involved seven healthy ...
Yue Liu   +5 more
doaj   +1 more source

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