Results 31 to 40 of about 815,753 (200)

Flexural–torsional coupled vibration and buckling of thin-walled open section composite beams using shear-deformable beam theory [PDF]

open access: yes, 2009
A general analytical model based on shear-deformable beam theory has been developed to study the flexural–torsional coupled vibration and buckling of thin-walled open section composite beams with arbitrary lay-ups.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Symmetry‐Guided Multifunctional Acoustic System Based on Mechanically Actuated Sonic Crystals

open access: yesAdvanced Engineering Materials, Volume 28, Issue 19, 7 October 2026.
This study presents the design, simulation, and experimental validation of amultifunctional acoustic metamaterial based on rotationally engineered sonic crystals.By tuning cylinder orientations, controllable band gaps and six distinct functionalities—including switching, topological insulation, beam splitting, and logic operations—areachieved ...
Yuanyan Zhao   +2 more
wiley   +1 more source

Synergistic effects of elastic band and vibration training on muscle strength, balance, and mobility in older women with a history of falls: a randomised controlled trial

open access: yesFrontiers in Bioengineering and Biotechnology
ObjectiveThis study aimed to investigate the effects of combined elastic band resistance training (EBRT) and whole-body vibration training (WBVT) on lower limb isokinetic muscle strength, balance and physical performance in older women with history of ...
Zhou Zhang, Weizhi Xiong, Heng Liu
doaj   +1 more source

A nonlocal sinusoidal shear deformation beam theory with application to bending, buckling, and vibration of nanobeams [PDF]

open access: yes, 2012
This paper presents a nonlocal sinusoidal shear deformation beam theory for the bending, buckling, and vibration of nanobeams. The present model is capable of capturing both small scale effect and transverse shear deformation effects of nanobeams, and ...
Thai, Huu-Tai, Vo, Thuc
core   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Acute Effect of Vibration Roller With and Without Rolling on Various Parts of the Plantar Flexor Muscle

open access: yesFrontiers in Physiology, 2021
A single use of a vibration foam roller likely increases the range of motion (ROM) without decreasing muscle strength and athletic performance. However, to date, no study compared the effects of a vibration roller with and without rolling on various ...
Masatoshi Nakamura   +8 more
doaj   +1 more source

Interaction curves for vibration and buckling of thin-walled composite box beams under axial loads and end moments [PDF]

open access: yes, 2010
Interaction curves for vibration and buckling of thin-walled composite box beams with arbitrary lay-ups under constant axial loads and equal end moments are presented.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Method Prediction for the Environment of Vibration Structure in Consideration with Elastic Joint [PDF]

open access: yesE3S Web of Conferences, 2020
In order to accurately and efficiently predict the environment of vibration structures with elastic joints, the BUSH equivalent elastic joints unit of MSC.
Yang Yan
doaj   +1 more source

Bending and free vibration of functionally graded beams using various higher-order shear deformation beam theories [PDF]

open access: yes, 2012
In this paper, various higher-order shear deformation beam theories for bending and free vibration of functionally graded beams are developed. The developed theories account for higher-order variation of transverse shear strain through the depth of the ...
Thai, Huu-Tai, Vo, Thuc
core   +1 more source

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