Results 31 to 40 of about 22,033 (298)

Strain Energy and Entropy Based Scaling of Buckling Modes

open access: yesEntropy, 2023
A new utilization of entropy in the context of buckling is presented. The novel concept of connecting the strain energy and entropy for a pin-ended strut is derived.
Zdeněk Kala
doaj   +1 more source

Behaviour of thin-walled cylindrical and conical shells: Carbon vs. stainless steel [PDF]

open access: yesGrađevinski Materijali i Konstrukcije, 2019
Thin-walled cylindrical and conical shells represent one of the most complex structural elements considering their behaviour and susceptibility to buckling.
Kostadinović-Vranešević Kristina   +3 more
doaj  

Study of The effect of thickness and initial geometric imperfection of cylindrical composite shell on the buckling behavior in axial pressure [PDF]

open access: yesمجله مدل سازی در مهندسی, 2018
Today, composite cylindrical shells extensively, have been used in aerospace to increase the performance of the structures. Experience has shown that, when the shells are under compressive loading, Buckling phenomenon will be the most important factor in
ebrahim alizadeh   +4 more
doaj   +1 more source

Numerical Investigations of Notched C-Profile Compressed Members with Initial Imperfections

open access: yesИнженерно-строительный журнал, 2016
This article contains the results of numerical investigation of compressed columns made of cold-formed notched C-profile in order to find their ultimate bearing capacity.
T. V. Nazmeeva, N. I. Vatin
doaj   +1 more source

Limit load capacity of compressed beam with imperfections [PDF]

open access: yesGrađevinski Materijali i Konstrukcije, 2018
This paper presents a theoretical investigation of elastic and inelastic buckling of thin-walled beam with initial imperfections. The main aim of this paper is to show that the fracture of beams varies from brittle to extremely ductile depending on the ...
Milašinović Dragan D.   +1 more
doaj  

Applicability of thin-walled structures for energy-savings in steel construction [PDF]

open access: yesE3S Web of Conferences, 2019
The paper discusses the use of lightweight thin-walled structures which make it possible to save resources in steel construction. The highlighted challenges that this industry face in the Russian Federation involve insufficient development of the ...
Korsun Natalia D.   +1 more
doaj   +1 more source

Numerical Homogenization of Single-Walled Corrugated Board with Imperfections

open access: yesApplied Sciences, 2022
Numerical homogenization is an excellent tool for the quick simplification of complex structures with a model that is much simpler and, at the same time, accurately reflects the mechanical behavior of the original model.
Damian Mrówczyński   +2 more
doaj   +1 more source

Large‐scale bidirectional arrayed genetic screens identify OXR1 and EMC4 as modifiers of αSynuclein aggregation

open access: yesFEBS Open Bio, EarlyView.
Activation of the mitochondrial protein OXR1 increases pSyn129 αSynuclein aggregation by lowering ATP levels and altering mitochondrial membrane potential, particularly in response to MSA‐derived fibrils. In contrast, ablation of the ER protein EMC4 enhances autophagic flux and lysosomal clearance, broadly reducing α‐synuclein aggregates.
Sandesh Neupane   +11 more
wiley   +1 more source

Refinement of amino‐acid conformation vs. difference density maps in time‐resolved serial femtosecond crystallography data analysis

open access: yesFEBS Open Bio, EarlyView.
The dFoCC pipeline starts with observed DED and resting‐state coordinates, which are then used to generate a library of triggered states. Correlation analysis of the calculated DED features of each candidate vs observed DED permits quantitative evaluation of candidate structural quality.
Meng Iao Fong   +3 more
wiley   +1 more source

RNA Sequencing Resolves Cryptic Pathogenic Variants in Mitochondrial Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Mitochondrial diseases are the most common inherited metabolic disorders, characterized by pronounced clinical and genetic heterogeneity that complicates molecular diagnosis. Although DNA‐based sequencing approaches have become standard in genetic testing, up to half of patients remain without a definitive diagnosis.
Zhimei Liu   +21 more
wiley   +1 more source

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