Articles with "contact forces" as a keyword



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An assessment of discrete element approaches to infer intergranular forces from experiments on 2D granular media

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Published in 2020 at "International Journal of Solids and Structures"

DOI: 10.1016/j.ijsolstr.2019.01.010

Abstract: Abstract We propose a new way to estimating interparticle contact forces in granular materials, based on the combination of experimental measurements and numerical techniques that take the contact laws respectively from Molecular Dynamics and Non-Smooth… read more here.

Keywords: contact; contact dynamics; discrete element; force ... See more keywords
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Measurements of wall-media contact forces and work in a vibratory finisher

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Published in 2020 at "Powder Technology"

DOI: 10.1016/j.powtec.2019.10.066

Abstract: Abstract The bulk flow and local impact velocities of loose abrasive particles in vibratory finishing operations have been explained in the literature in terms of the forces exerted by the vibrating container walls. In the… read more here.

Keywords: measurements wall; forces work; media contact; contact forces ... See more keywords
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Glenohumeral contact force during flat and topspin tennis forehand drives

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Published in 2017 at "Sports Biomechanics"

DOI: 10.1080/14763141.2016.1216585

Abstract: Abstract The primary role of the shoulder joint in tennis forehand drive is at the expense of the loadings undergone by this joint. Nevertheless, few studies investigated glenohumeral (GH) contact forces during forehand drives. The… read more here.

Keywords: flat topspin; contact forces; forehand drives; tennis ... See more keywords
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Visual Haptic Reasoning: Estimating Contact Forces by Observing Deformable Object Interactions

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Published in 2022 at "IEEE Robotics and Automation Letters"

DOI: 10.1109/lra.2022.3199684

Abstract: Robotic manipulation of highly deformable cloth presents a promising opportunity to assist people with several daily tasks, such as washing dishes; folding laundry; or dressing, bathing, and hygiene assistance for individuals with severe motor impairments.… read more here.

Keywords: reasoning estimating; contact forces; estimating contact; haptic reasoning ... See more keywords
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An Anatomical Atlas-Based Scaling Study for Quantifying Muscle and Hip Joint Contact Forces in Above and Through-Knee Amputees Using Validated Musculoskeletal Modelling

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Published in 2021 at "IEEE Transactions on Biomedical Engineering"

DOI: 10.1109/tbme.2021.3075041

Abstract: Objective: Customisation of musculoskeletal modelling using magnetic resonance imaging (MRI) significantly improves the model accuracy, but the process is time consuming and computationally intensive. This study hypothesizes that linear scaling to a lower limb amputee… read more here.

Keywords: joint contact; muscle; study; musculoskeletal modelling ... See more keywords
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Does the presence of an occlusal indicator product affect the contact forces between full dentitions?

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Published in 2017 at "Journal of Oral Rehabilitation"

DOI: 10.1111/joor.12543

Abstract: Studies have explored occlusal marking interpretation, repeatability and accuracy. But, when an occlusion detection product is interposed between teeth, direct tooth-tooth occlusal contact relationships are replaced by tooth-material-tooth structures. Thus, the marks cannot reflect the… read more here.

Keywords: full dentitions; control material; cleaning control; product ... See more keywords
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Chronic Ankle Instability Does Not Influence Tibiofemoral Contact Forces During Drop Landings Using a Musculoskeletal Model.

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Published in 2019 at "Journal of applied biomechanics"

DOI: 10.1123/jab.2018-0436

Abstract: The purpose of the study was to compare the tibiofemoral contact forces of participants with chronic ankle instability versus controls during landings using a computer-simulated musculoskeletal model. A total of 21 female participants with chronic… read more here.

Keywords: contact forces; chronic ankle; ankle instability; tibiofemoral contact ... See more keywords
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Variable Stiffness Shoes for Knee Osteoarthritis: An Evaluation of 3-Dimensional Gait Mechanics and Medial Joint Contact Forces.

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Published in 2022 at "Journal of applied biomechanics"

DOI: 10.1123/jab.2021-0217

Abstract: The study aim was to quantify the impact of a commercially available variable stiffness shoe (VSS) on 3-dimensional ankle, knee, and hip mechanics and estimated knee contact forces compared with a control shoe. Fourteen participants… read more here.

Keywords: contact forces; moment; variable stiffness; adduction ... See more keywords
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Differences in Muscle Demand and Joint Contact Forces Between Running and Skipping.

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Published in 2022 at "Journal of applied biomechanics"

DOI: 10.1123/jab.2022-0011

Abstract: Skipping has been proposed as a viable cross-training exercise to running due to its lower knee contact forces and higher whole-body energy expenditure. However, how individual muscle forces, energy expenditure, and joint loading are affected… read more here.

Keywords: running skipping; contact forces; demand; joint contact ... See more keywords
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Untethered unidirectionally crawling gels driven by asymmetry in contact forces

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Published in 2022 at "Science Robotics"

DOI: 10.1126/scirobotics.add2903

Abstract: Reversible thermoresponsive hydrogels, which swell and shrink (deswell) in the temperature range of 30° to 60°C, provide an attractive material class for operating untethered soft robots in human physiological and ambient conditions. Crawling has been… read more here.

Keywords: crawling gels; contact forces; gels driven; untethered unidirectionally ... See more keywords
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Influence of Gait Speeds on Contact Forces of Lower Limbs

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Published in 2017 at "Journal of Healthcare Engineering"

DOI: 10.1155/2017/6375976

Abstract: While walking with fast speed aims to promote health and fitness of individuals, the potential risk on lower limb joint loading across walking speed is still unknown. In order to determine the joint contact force… read more here.

Keywords: contact forces; contact; knee contact; walking speed ... See more keywords