Results 121 to 130 of about 3,976,645 (293)

Elastic critical local buckling load and behavior of local buckling for cold‐formed lipped channel steel member under compression

open access: yesJapan Architectural Review
The objective of this study was to analyze the elastic critical local buckling of cold‐formed lipped channel sections using the energy method. A mechanical model and unique displacement functions simulating the local buckling behavior were proposed to ...
Kazuya Mitsui, Kikuo Ikarashi
doaj   +1 more source

Miniaturized Magnetic Tip Design for Endoluminal Vine Robot Navigation

open access: yesAdvanced Robotics Research, EarlyView.
A magnetic tip mount is designed for a miniaturized 7 mm soft‐growing vine robot to enable wireless magnetic steering and onboard imaging, while preserving a 3 mm working channel. The internal–external ring magnets design balances magnetic attachment with low eversion pressure. Experiments demonstrate ±90° steering, 34 mm bending radius, and successful
Andrea Yanez Trujillo   +4 more
wiley   +1 more source

GEOMETRICALLY NONLINEAR ANALYSIS OF IMPERFECT LAMINATED COMPOSITE PLATES WITH A VARIABLE FIBER SPACING

open access: yesAl-Qadisiyah Journal for Engineering Science, 2011
The primary objective of research is to determine the improved structural efficiency of plates can be with variable fiber spacing. The Post-buckling of laminated composite plate with variable fiber spacing is obtained numerically, using eight node ...
Ali I. Al-Mosawi
doaj  

Instability by Extension of an Elastic Nanorod

open access: yesNanomaterials
The static stability of an elastic, incompressible nanorod subjected to an extensional force is analyzed. The force is applied to a rigid rod that is welded to the free end of the nanorod.
Armin Berecki   +4 more
doaj   +1 more source

Post-buckling behavior of cylinders in torsion [PDF]

open access: yes, 1967
Stress analysis of initial post-buckling behavior and imperfection sensitivity of thin walled cylinders in ...
Budiansky, B.
core  

Intelligent Sky Guardians (InSkyGuard): An Aerial Robotic Swarm for Autonomous Detection and Entrapment of Rogue Multirotors

open access: yesAdvanced Robotics Research, EarlyView.
Intelligent Sky Guardians (InSkyGuard) is introduced as a four‐drone swarm that autonomously detects, tracks, and safely captures rogue drones using a coordinated net system. Computer vision and leader–follower control architecture enable synchronized enclosure, while integrated failsafes enhance system reliability. Validated through closed‐environment
Joshua Hastings   +6 more
wiley   +1 more source

3D Printing of Self‐Healing Polymers by Material Extrusion: A Process‐Centric Review of Setups, Parameters, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
This review highlights recent advances in material extrusion 3D printing of self‐healing polymers, focusing on the interplay between material chemistry, rheology, hardware customization, and process optimization. Filament‐ and ink‐based extrusion strategies, multimaterial architectures, and postprocessing approaches are discussed for applications in ...
Antonio Pavone   +2 more
wiley   +1 more source

Non-isothermal buckling behavior of viscoplastic shell structures [PDF]

open access: yes, 1988
Described are the mathematical model and solution methodologies for analyzing the structural response of thin, metallic elasto-viscoplastic shell structures under large thermomechanical loads and their non-isothermal buckling behavior.
Riff, Richard, Simitses, G. J.
core  

FiN‐Kiri: Fabric‐Based Inflatable Kirigami Actuator for Multimodal Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This study introduces a type of inflatable fabric‐based kirigami actuator capable of performing bending motion. The actuator is utilized as soft grippers, a crawling robot and a swimming robot. The crawling robot demonstrated extraordinary motion capabilities, such as moving forward, turning and navigating a narrow tunnel.
Yang Yu   +12 more
wiley   +1 more source

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