Results 121 to 130 of about 34,568 (304)

PRELOAD, LENGTH-TENSION RELATION, AND ISOMETRIC RELAXATION IN CARDIAC-MUSCLE

open access: yes, 1994
It is widely believed that preload does not influence isometric relaxation and left ventricular pressure fall. Preload, however, alters cross-bridge interaction and intracellular Ca2+ handling.
Gillebert, Thierry   +5 more
core   +1 more source

Towards Advanced Intelligent and Perceptive Soft Grippers

open access: yesAdvanced Intelligent Systems, EarlyView.
Implementing soft yet strong and intelligent soft grippers request innovative and creative solutions in designing soft bodies and seamlessly integrating actuated systems with hierarchical sensing. This review systematically analyses soft grippers with a deep understanding of core components, from fundamental design principles to actuation and sensing ...
Haneul Kim   +4 more
wiley   +1 more source

Effect of Bolted Joint Preload on Structural Damping

open access: yes, 2013
Bolted joints are integral parts of mechanical systems, and bolt preload loss is one of the major failure modes for bolted joint structures. Understanding the damping and frequency response to a varying preload in a single-bolted lap-joint structure can ...
Xu, Weiwei
core  

Concentric Rheostat Decoupled 3D Force‐Sensing Module for Smart Table Tennis Training

open access: yesAdvanced Intelligent Systems, EarlyView.
A 3D‐printed sensor array intrinsically decouples normal and shear forces through a unique concentric structural design. By integrating piezoresistive, sliding area‐varying capacitive, and concentric rheostat mechanisms, the 12‐sensor module achieves high‐resolution 3D force mapping without complex algorithms.
Zhe Liu   +7 more
wiley   +1 more source

Effect of Abutment Screw Design on Torque Loss Under Cyclic Fatigue Loading: A Comparison of TSIII and KSIII Implant Systems

open access: yesBioengineering
Background: Abutment screw loosening (ASL) is the most frequent mechanical complication in dentistry, leading to prosthetic instability and biological risks.
Jung-Tae Lee   +3 more
doaj   +1 more source

Preload Design of Bearings in Helicopter Transmission System

open access: yes, 2011
In order to reduce running noise and enhance the stiffness and accuracy of shaft guidance, the bearings often use preload design in some position of the helicopter transmission system.
Jie Gao, Jun Peng Qiu, Mei Yin
core   +1 more source

A Two‐Stage Characterization Pipeline and Open‐Source Framework for Reproducible Tactile Sensing

open access: yesAdvanced Intelligent Systems, EarlyView.
The same soft tactile sensor returns different numbers when embodied in different robots. This is an Embodiment Gap that no shared framework currently captures transparently. A two‐stage characterization pipeline, paired with a FAIR open‐source digital datasheet, decouples intrinsic sensor behavior from embodiment effects and condenses cross‐laboratory
Matteo Lo Preti   +6 more
wiley   +1 more source

Preload-Dependent Protective Reaction Latency in a Pneumatic Artificial Muscle-Actuated Humanoid Joint

open access: yesActuators
Humanoid robots operating near humans require short protective reaction times in physical human–robot interaction (pHRI). Safety standards distinguish between quasi-static and transient contact.
Dávid Kóczi, József Sárosi
doaj   +1 more source

Myocardial motion dataset (preload study) (raw data)

open access: yes, 2019
The dataset contains raw accelerometer recordings of the heart in an animal model with changing ...
Magnus Krogh (5414498)
core   +1 more source

Separation of Polyamide 66 From Blends With Wool Through Selective Dissolution: Implications of the Presence of Dyes

open access: yesJournal of Applied Polymer Science, EarlyView.
The study assesses dye impacts on PA66/wool recycling via selective PA66 dissolution in calcium chloride–ethanol–water and water reprecipitation. Acid dyes migrate into solvent, yielding color‐free, melt‐spinnable PA66 and reusable wool. Metal‐complex dyes remain, altering PA66 melt viscosity and requiring extraction or repurposing.
Lukas Vonbrül   +8 more
wiley   +1 more source

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