Results 81 to 90 of about 2,863,749 (211)

TipQuant: a robust algorithm for quantitative analysis of spatiotemporally dynamic activities in tip‐growing cells

open access: yesNew Phytologist, Volume 252, Issue 2, Page 926-935, October 2026.
Tip Quantification enables quantitative analyses over versatile selections of regions of interest. Summary Cell polarity and tip growth rely on the dynamic spatial organization of signaling and structural components. Quantitative characterization of these spatiotemporal dynamics is critical for understanding polarized cell growth, yet manual ...
Jingzhe Guo   +7 more
wiley   +1 more source

Kinematic Analysis of compliant slider Crank mechanism

open access: yes, 2021
Abstract This study presents the design and formulation of a kinematic model of a compliant slider-crank micro mechanism and its comparison with the conventional slider-crank mechanism. This work aims with Experimental Analysis of Compliant Slider Crank Micro Mechanism for kinematic performance with a parametric variation.
openaire   +1 more source

Transmission Design and Simulation Analysis of Lower Exoskeleton Rehabilitation Device

open access: yesJixie chuandong, 2016
The hydraulic lower exoskeleton rehabilitation device is proposed to solve the problem of patient lying on the bed can’t walk and the aged leg rehabilitation training.
Hu Qingming, Guo Qiang, Guo Jianhua
doaj  

Wear Analysis of Crank Slider Mechanism based Stationary Clearance Link Model

open access: yesJixie chuandong, 2021
Wear is one of the main causes of the failure of mechanical equipment and mechanical parts. The coupling between wear and dynamic response of system has an important effect on the performances of mechanism.
Rufei Yu, Wei Chen
doaj  

Intensity‐dependent ventilatory and cardiopulmonary patterns during exercise in trained individuals with cerebral palsy: An exploratory study

open access: yesExperimental Physiology, Volume 111, Issue 10, Page 4337-4343, 1 October 2026.
Abstract Cerebral palsy (CP) is associated with altered exercise physiology, but it remains unclear how ventilatory and cardiopulmonary responses are expressed under high physiological demand in individuals with CP. Six athletes with CP (spastic CP: n = 3, all GMFCS III, all male, mean age 24 years; ataxic CP: n = 3, GMFCS I/I/III, two female, mean age
Se‐Hee Park, Hwan Kim, Min‐Goo Lee
wiley   +1 more source

Slip Localization Intensification Mediated by Grain Boundary Sliding in a Polycrystalline Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, Volume 28, Issue 17, 9 September 2026.
The temperature dependence of fatigue behavior in nickel‐based superalloys is investigated through high‐resolution measurements of plastic localization. While increasing temperature reduces localization and enhances fatigue performance in René 88DT, Inconel 718 exhibits a sharp degradation at intermediate temperature due to intensified slip ...
M. Calvat   +5 more
wiley   +1 more source

Transmission quality and kinematics of a new slider-crank mechanism

open access: yes, 2007
Investigations, focused on mechanical and thermal design parameters in the internal combustion engines, have improved mechanical strength, thermal efficiency, wear and surface quality of the elements during the 20th century. In addition, fuel consumption
ERKAYA, Selçuk   +2 more
core   +1 more source

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, Volume 28, Issue 17, 9 September 2026.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Investigating Behavior of Slider–Crank Mechanisms with Bearing Failures Using Vibration Analysis Techniques

open access: yesMathematics
This study focuses on investigating the behavior of slider–crank mechanisms with different bearing failures using a vibration analysis technique. The reliability and lifespan of bearings are crucial for such mechanisms, which convert rotary motion to ...
Mofareh Hassan Ghazwani, Van Vinh Pham
doaj   +1 more source

Position Tracking Of Slider Crank Mechanism Using Pid Controller Optimized By Ziegler Nichol’s Method [PDF]

open access: yes, 2015
This paper presents a study on the position tracking response of a Propotional-Integral-Derivative (PID) controlled- slider crank mechanism, which is driven by a two phase stepper motor.
Jamaluddin, Hishamuddin; Universiti Teknologi Malaysia   +3 more
core   +1 more source

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