Results 81 to 90 of about 14,428 (296)

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

Torsional Stiffness of the Exeter Femoral Component

open access: yes, 2006
This research demonstrates that the torsional stiffness of a cemented highly polished double tapered femoral stem does not decrease following axial subsidence under cyclic loading.
Weinrauch, Patrick C.   +3 more
core  

Flutter behaviour of composite aircraft wings [PDF]

open access: yes, 1999
This research work presents series of investigations into the structural dynamics and dynamic aeroelastic (flutter) behaviour of composite and metal wings.
Ashawesh, Gamal Mohamed
core  

Modeling and Analysis of Amplitude-Frequency Characteristics of Torsional Vibration for Automotive Powertrain

open access: yesShock and Vibration, 2020
In the present paper, the amplitude-frequency characteristics of torsional vibration are discussed theoretically and experimentally for automotive powertrain.
Jinli Xu, Jiwei Zhu, Feifan Xia
doaj   +1 more source

Material Selection and Geometric Design for Few‐filament Shape Memory Polymer Yarns for Force Generation

open access: yesAdvanced Materials Technologies, EarlyView.
A custom shape memory polymer material selection process relates quantitative application criteria (e.g., compression garment yarns) to material characterization information. The selected materials are manufactured into yarn geometries, which expand the design space by creating structural stress‐strain profiles beyond the nominal material stress‐strain
Michaela Andrews   +2 more
wiley   +1 more source

Tunable 3D‐Printed Static Mixers for Gradient Bioprinting With High Cell Viability

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT The fabrication of native tissue‐like structures with gradual transitions in material properties, cell types, and growth factors remains a major challenge in biofabrication due to the lack of suitable methods. Mimicking the hierarchical organization of living tissues is essential for functional models, yet creating gradient, multimaterial ...
Florian Hofmann   +9 more
wiley   +1 more source

Effects of principal stress rotation and drainage on the resilient stiffness of railway foundations

open access: yes, 2013
Railway foundations play an integral role in controlling the stability of the overlying track structure and the maintenance of the overall track geometry.
Mamou, A.
core  

Why Are Bone Torsional Rigidity and Stiffness Measurements Often Inaccurate?

open access: yes
This study aims to raise awareness about the widespread use of flawed torsion test setups for measuring the stiffness-related torsional mechanical properties of bone, both in previous studies and in current practice.
Shaikh, Mustafiz   +13 more
core   +1 more source

The torsional stiffness of involute spur planetary gears

open access: yes, 2015
This paper presents the results of torsional stiffness analysis of involute spur planetary gears in mesh using finite element methods. A planetary gear model with 3 planet gears and its subsystem models have been developed to study the relationship ...
Ilyas Mazhar   +7 more
core   +1 more source

Torsional Stiffness Calculation of Double-Enveloping Cycloid Drive

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2012
On a gear tooth surface, there may be some certain points which contact twice with its mating gear tooth surface. This phenomenon is called secondary action.
Jingya LIU   +3 more
doaj   +1 more source

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