Results 101 to 110 of about 20,074 (314)

Pre-buckling stress distribution and buckling load prediction in kirigami sheets: An analytical approach

open access: yesThin-Walled Structures
Kirigami, the ancient art of creating intricate patterns by cutting and folding a thin sheet, offers exciting possibilities for engineers. For example, a kirigami sheet with a linear matrix of cuts perpendicular to an applied tensile load produces intricate out-of-plane buckling patterns.
Yuwen Du, Rainer M.J. Groh
openaire   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Mechanism and control strategy of buckling rockbursts of orthotropic slab

open access: yesYantu gongcheng xuebao, 2017
Brittle slabbing failure of deep highly-stressed hard rocks exists in engineering geology and mining engineering extensively, and the slab buckling rockburst induced by slabbing failure also brings severe challenge to safe and high-efficient excavation ...
FENG Fan , LI Xi-bing , LI Di-yuan , WANG Shao-feng
doaj   +1 more source

Echinoderm‐Inspired Autonomy for Soft‐Legged Robots

open access: yesAdvanced Robotics Research, EarlyView.
Inspired by echinoderms, a modular soft robot achieves autonomous phototaxis without a central controller or explicit communication. Each limb independently adapts its actuation timing through local sensing and short‐term memory. Coordination emerges purely from physical interactions, demonstrating resilience to changes in morphology, environment, and ...
Harmannus A. H. Schomaker   +2 more
wiley   +1 more source

The Effect of Mechanical Combined Contact Stress with Buckling Load on the Stress Distribution in the Ball and SocketJoint Mechanism

open access: yesAl-Khawarizmi Engineering Journal, 2010
The design of components subjected to contact stress as local compressive stress is important in engineering application especially in ball and socket Joining.
Fatima Salman, Fathi AL Shamaa
doaj  

Vibration and buckling analysis of functionally graded sandwich plates with improved transverse shear stiffness based on the first-order shear deformation theory

open access: yes, 2014
An improved transverse shear stiffness for vibration and buckling analysis of functionally graded sandwich plates based on the first-order shear deformation theory is proposed in this paper.
Thai, Huu-Tai   +2 more
core   +1 more source

A size-dependent functionally graded sinusoidal plate model based on a modified couple stress theory [PDF]

open access: yes, 2013
A size-dependent model for bending and free vibration of functionally graded plate is developed based on the modified couple stress theory and sinusoidal shear deformation theory.
Thai, Huu-Tai, Vo, Thuc
core   +1 more source

A Superlubricated Magnetically Steerable Microcatheter with Integrated Optical and Fluidic Channels

open access: yesAdvanced Robotics Research, EarlyView.
A magnetically steerable microcatheter with integrated optical and fluidic channels is developed for multifunctional navigation in tortuous anatomical environments. A surface‐grafted hydrogel coating enables low‐friction actuation. The device demonstrates stable light and fluid delivery during magnetic manipulation, offering a compact platform for ...
Yuntian Du   +5 more
wiley   +1 more source

Liquid Crystalline Elastomers in Soft Robotics: Assessing Promise and Limitations

open access: yesAdvanced Robotics Research, EarlyView.
Liquid crystalline elastomers (LCEs) are programmable soft materials that undergo large, anisotropic deformation in response to external stimuli. Their molecular alignment encodes directional actuation in a monolithic structure, making them long‐standing candidates for soft robotic systems.
Justin M. Speregen, Timothy J. White
wiley   +1 more source

Optimum design of a composite outer wing subject to stiffness and strength constraints [PDF]

open access: yes, 2011
Composite materials have been more and more used in aircraft primary structures such as wing and fuselage. The aim of this thesis is to identify an effective way to optimize composite wing structure, especially the stiffened skin panels for minimum ...
Liu, Yifei
core  

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