Results 61 to 70 of about 8,791 (197)

Cellular buckling in I-section struts

open access: yes, 2013
An analytical model that describes the interactive buckling of a thin-walled I-section strut under pure compression based on variational principles is presented.
Bai, Li, Wadee, M. Ahmer
core   +1 more source

Qualitative methods in bifurcation theory [PDF]

open access: yes, 1978
No ...
Marsden, Jerrold E.
core   +1 more source

On the Damage Tolerance of Diffusion Bonded Titanium–Aluminum Phase Biomimetic Composites

open access: yesRare Metals, EarlyView.
ABSTRACT The biomimetic design principles of natural structures involve the strategic integration of stiff and compliant phases to synergistically enhance strength and toughness. Its evolutionary refined natural armor, characterized by a specialized microarchitecture, enables superior damage tolerance.
Shuai Tong   +10 more
wiley   +1 more source

Mode Interaction in Wide Plate with Closed Section Longitudinal Stiffeners Under Compression

open access: yesEngineering Transactions, 1987
Interaction of nearly simultaneous buckling modes in the presence of imperfections is studied. The investigation is concerned with an infinitely wide plate having thin-walled longitudinal stiffeners of trapezoid cross-section under uniform compression ...
Z. Kołakowski
doaj  

Critical Thickness Ratio for Buckled and Wrinkled Fruits and Vegetables

open access: yes, 2013
Fruits and vegetables are usually composed of exocarp and sarcocarp and they take a variety of shapes when they are ripe. Buckled and wrinkled fruits and vegetables are often observed. This work aims at establishing the geometrical constraint for buckled
Dai, Hui-Hui, Liu, Yang
core   +1 more source

Design and Control of a Dual‐Coil Magnetic Guidewire for Smooth and Adaptive Curvature Steering in Vascular Intervention

open access: yesSmartBot, EarlyView.
Magnetic guidewires enable remote navigation in tortuous vasculature but often suffer from limited controllability, inefficient force transmission, and safety risks at bifurcations. This work presents a dual‐coil magnetic guidewire actuated by an external permanent magnet, enabling two steering modes with smooth curvature control and improved axial ...
Yanding Qin   +7 more
wiley   +1 more source

Numerical analysis of the stability behaviour of castellated beams and comparison to regular hot‐rolled profiles

open access: yesSteel Construction, EarlyView.
Abstract Castellated steel beams, characterised by their unique perforated web design, have gained significant popularity in the construction of medium‐span structures, like industrial and office buildings. These beams offer an economical solution due to their increased bending moment capacity about the major axis with relatively low weight and ...
Julian Betken   +3 more
wiley   +1 more source

HDQ-based solution strategy for in-plane nonlinear buckling of shallow steel arches with linear elastic supports

open access: yesFrontiers in Physics
This paper investigates the in-plane nonlinear buckling of shallow steel arches with linear elastic supports. Differential equations of equilibrium are built considering a virtual work principle. To balance computational accuracy, efficiency, and cost, a
Zixiang Zhang   +4 more
doaj   +1 more source

Twisted rods, helices and buckling solutions in three dimensions [PDF]

open access: yes, 2013
The study of slender elastic structures is an archetypical problem in continuum mechanics, dynamical systems and bifurcation theory, with a rich history dating back to Euler's seminal work in the 18th century.
Majumdar, Apala, Raisch, Alexander
core   +3 more sources

Compression capacity of closely spaced double‐angle beam‐columns – Impact of joint stiffness

open access: yesSteel Construction, EarlyView.
Abstract Usually, pinned ends are assumed to calculate the compression capacity of closely spaced double‐angle members. In reality, the joints used in practice provide additional rotational restraint at the member's ends, which significantly influence the compression member capacity of such built‐up sections.
Paul Zauchner   +2 more
wiley   +1 more source

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