搜索结果: 1-15 共查到“STIFFNESS”相关记录60条 . 查询时间(0.046 秒)
Dynamic covalent bonds in self-healing, shape memory, and controllable stiffness hydrogels
Thiol-thioester exchange double-network hydrogels chitosan-based hydrogels on-demand dissolution acid-based hydrogels
2024/1/11
Emerging technologies are increasingly reliant on materials that deliver multiple functionality. For example, hydrogels using dynamic covalent crosslinks have proven well-suited for the preparation of...
Biomedical engineers at Duke University have discovered a way to detect signs of cancer on a cell-by-cell basis using two lasers and a camera.Several medical devices currently in use and in clinical t...
Penn/Wistar Study Finds ‘Sweet Spot’ Where Tissue Stiffness Drives Cancer’s Spread
Penn/Wistar Study Sweet Spot Tissue Stiffness Cancer’s Spread
2017/3/14
In order for cancer to spread, malignant cells must break away from a tumor and through the tough netting of extracellular matrix, or ECM, that surrounds it. To fit through the holes in this net, thos...
Arterial Stiffness Is Reduced Regardless of Resistance Training Load in Young Men
CAROTID-FEMORAL PULSE WAVE VELOCITY CAROTID DISTENSIBILITY LEFT VENTRICULAR MASS RESISTANCE EXERCISE TRAINING
2018/4/24
Purpose Discrepancies regarding the effect of resistance exercise training (RET) on arterial stiffness have led to uncertainty regarding the effect of RET on cardiovascular health. Confounding our und...
Lower Extremity Stiffness Changes after Concussion in Collegiate Football Players
NEUROMUSCULAR FUNCTION JUMP LANDING BIOMECHANICS SPORTS-RELATED CONCUSSION
2018/4/24
Purpose Recent research indicates that a concussion increases the risk of musculoskeletal injury. Neuromuscular changes after concussion might contribute to the increased risk of injury. Many studies ...
Long-term magnesium supplementation improves arterial stiffness in overweight and obese adults: results of a randomized, double-blind, placebo-controlled intervention trial
magnesium, intervention study, arterial stiffness, pulse wave velocity, blood pressure
2018/11/29
Background: Epidemiologic studies have suggested a protective effect of magnesium intake on cardiovascular disease risk. However, intervention trials of magnesium supplementation on blood pressure and...
The Acute Effect of Local Vibration As a Recovery Modality from Exercise-Induced Increased Muscle Stiffness
Supersonic shear imaging vibratory massage biceps brachii barbell curl exercise muscle passive stiffness
2016/3/11
Exercise involving eccentric muscle contractions is known to decrease range of motion and increase passive muscle stiffness. This study aimed at using ultrasound shear wave elastography to investigate...
Assessing Stride Variables and Vertical Stiffness with GPS-Embedded Accelerometers: Preliminary Insights for the Monitoring of Neuromuscular Fatigue on the Field
Movement tracking fatigue monitoring
2016/2/23
The aim of the present study was to examine the ability of a GPS-imbedded accelerometer to assess stride variables and vertical stiffness (K), which are directly related to neuromuscular fatigue durin...
Relationships Between Lower-Body Muscle Structure and, Lower-Body Strength, Explosiveness and Eccentric Leg Stiffness in Adolescent Athletes
Muscle architecture children associations ultrasound
2016/2/23
The purpose of the present study was to determine whether any relationships were present between lower-body muscle structure and, lower-body strength, variables measured during a countermovement jump ...
Acute benefits of the microbial-derived isoflavone metabolite equol on arterial stiffness in men prospectively recruited according to equol producer phenotype: a double-blind randomized controlled trial
CVD risk isoflavone flavonoids vascular function equol producer phenotype arterial stiffness
2018/11/28
Background: There is much speculation with regard to the potential cardioprotective benefits of equol, a microbial-derived metabolite of the isoflavone daidzein, which is produced in the large intesti...
Astaxanthin has no effect on arterial stiffness, oxidative stress, or inflammation in renal transplant recipients: a randomized controlled trial (the XANTHIN trial)
carotid artery intima-media thickness F2-isoprostanes pentraxin-3 pulse wave velocity vascular function
2018/11/26
Background: There is evidence that renal transplant recipients have accelerated atherosclerosis that is manifest by increased cardiovascular morbidity and mortality. The high incidence of atherosclero...
ANISOTROPIC STEP STIFFNESS FROM A KINETIC MODEL OF EPITAXIAL GROWTH
epitaxial growth island dynamics step edge adatoms edge-atoms surface diffusion step stiffness line tension step edge kinetics kinetic steady state Gibbs–Thomson formula Ehrlich–Schwoebel barrier step permeability
2015/10/16
Starting from a detailed model for the kinetics of a step edge or island boundary, we derive a Gibbs–Thomson-type formula and the associated step stiffness as a function of the step edge orientation a...
The Kinetics and Stiffness Characteristics of the Lower Extremity in Older Adults During Vertical Jumping
Aging biomechanics inverse dynamic spring-mass model
2015/4/13
The purpose of this study was to examine the modulating effects of age on lower limb stiffness and net muscle joint activity degeneration when performing a functional activity involving SSC. Seven you...
Effects of acute eccentric contractions on rat ankle joint stiffness
Lengthening flexibility passive torque
2015/4/3
The sensation of joint stiffness is frequently observed after
eccentric contractions (ECs) in human, but the joint stiffness of
animals after ECs has not been examined previously. This study
tes...
A New Approach to Modeling Vertical Stiffness in Heel-Toe Distance Runners
Leg stiffness modeling leg spring
2015/3/11
Various models have been used to describe distance running technique. Among these, the mass-spring model is fairly simple to use and apply, but when employed as a model, does not predict vertical forc...