Results 11 to 20 of about 21,635 (75)

Cell contractility facilitates alignment of cells and tissues to static uniaxial stretch [PDF]

open access: yesBiophysical Journal 112 (4): 755-766 (2017), 2016
During animal development and homeostasis, the structure of tissues, including muscles, blood vessels and connective tissues adapts to mechanical strains in the extracellular matrix (ECM). These strains originate from the differential growth of tissues or forces due to muscle contraction or gravity.
arxiv   +1 more source

Strain-dependent internal parameters in hyperelastic biological materials [PDF]

open access: yes, 2016
The behavior of hyperelastic energies depending on an internal parameter, which is a function of the deformation gradient, is discussed. As an example, the analysis of two models where the parameter describes the activation of a tetanized skeletal muscle tissue is presented.
arxiv   +1 more source

Ultrawide color gamut single-pixel dynamic color manipulation based on yarn muscles-graphene MEMS [PDF]

open access: yesarXiv, 2023
This work investigated the single pixel color modulation in a composite structure of yarn muscles graphene mechanical system and photonic crystal multimode microcavity. The position of graphene in the microcavity is modified by changing the yarn muscles stretching using different current levels.
arxiv  

Slow Limb Movements Require Precise Control of Muscle Stiffness [PDF]

open access: yesarXiv, 2015
Slow and accurate finger and limb movements are essential to daily activities, but their neural control and governing mechanics are relatively unexplored. We consider neuromechanical systems where slow movements are produced by neural commands that modulate muscle stiffness.
arxiv  

The model of circular and longitudinal smooth muscle motions in the motility of intestinal segment [PDF]

open access: yesarXiv, 2014
Coordination in circular and longitudinal muscle motions are of crucial importance in the motor function of gastrointestinal (GI) tract. Intestinal wall motions depend on myogenic-active properties of smooth muscles layers of intestinal wall, which is the ability to create active contractile forces in response to distension.
arxiv  

Structural Changes of Active Skeletal Muscles: Modelling, Validation and Numerical Experiments [PDF]

open access: yesarXiv, 2015
The purpose of this study was to report numerical validation of a 3D finite element model of contracting muscle. The model was based on continuum theory for fibre-reinforced composite materials. Here we simulated contractions for an idealized medial gastrocnemius muscle in man, using the model.
arxiv  

A consistent model for cardiac deformation estimation under abnormal ventricular muscle conditions [PDF]

open access: yesarXiv, 2014
Deformation modeling of cardiac muscle is an important issue in the field of cardiac analysis. For this reason, many approaches have been developed to best estimate the cardiac muscle deformation, and to obtain a practical model to use in diagnostic procedures.
arxiv  

Finite Element Method Based Modeling of Cardiac Deformation Estimation under Abnormal Ventricular Muscle Conditions [PDF]

open access: yesarXiv, 2014
Deformation modeling of cardiac muscle is an important issue in the field of cardiac analysis. Many approaches have been developed to better estimate the cardiac muscle deformation, and to obtain a practical model to be used in diagnostic procedures.
arxiv  

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