Results 51 to 60 of about 6,801,312 (152)

Programmable Porosity in Polymers via Microfluidic Templating and 3D Printing

open access: yesSmall Methods, EarlyView.
Fluid templating is a powerful way to produce porous polymers. Microfluidic technologies enable fine control over the dimension and packing of bubbles and droplets. Combined with additive manufacturing, microfluidic templating enables the creation of polymeric functionally graded porous materials in which both porosity and three‐dimensional geometry ...
Federico Serpe   +3 more
wiley   +1 more source

Influence of boundary conditions and geometric imperfections on lateral–torsional buckling resistance of a pultruded FRP I-beam by FEA [PDF]

open access: yes, 2013
Presented are results from geometric non-linear finite element analyses to examine the lateral torsional buckling (LTB) resistance of a Pultruded fibre reinforced polymer (FRP) I-beam when initial geometric imperfections associated with the LTB mode ...
Nguyen, T. T.   +2 more
core   +1 more source

Strong ground motion and structural damage in the 2023 Kahramanmaraş earthquakes: A comparative case study of numerical predictions and field observations

open access: yesStructural Concrete, EarlyView.
Abstract On February 6, 2023, southeastern Türkiye was struck by two catastrophic earthquakes (Mw: 7.7 and Mw: 7.6) along the East Anatolian Fault Zone, causing extensive structural failures and significant loss of life. This study evaluates the seismotectonic characteristics of the sequence, analyzes strong ground motion data against the Turkish ...
Saruhan Kartal   +2 more
wiley   +1 more source

Comparative Study of Castellated Steel Beams with Varying Compactness Ratios and different stiffener configurations [PDF]

open access: yesThe Egyptian International Journal of Engineering Sciences and Technology
Because castellated beams have many benefits in both engineering and economics, their application is growing daily. Space and lightweight are always important considerations, in addition to saving space by allowing large pipes, ducts, etc.
Amr Gouad   +3 more
doaj   +1 more source

“I got caught in my own trap”

open access: yesAmerican Ethnologist, EarlyView.
Abstract For women ethnographers, research involving predominantly male far‐right activists can involve many challenges—ethical, methodological, and emotional. Drawing on interviews and long‐term participant observation, I reflect on my fieldwork with Polish far‐right activists in the UK.
Anna Jochymek
wiley   +1 more source

Buckling analysis of thin-walled functionally graded sandwich box beams [PDF]

open access: yes, 2015
Buckling analysis of thin-walled functionally graded (FG) sandwich box beams is investigated. Material properties of the beam are assumed to be graded through the wall thickness.
Lee, Jaehong   +7 more
core   +1 more source

Peer victimization disparities for sexual and gender diverse youth: Cross‐informant reports and associated mental health

open access: yesJournal of Research on Adolescence, Volume 36, Issue 4, December 2026.
Abstract Sexual and gender diverse (SGD) youth experience poorer well‐being than their heterosexual, cisgender (HC) peers, partly due to elevated peer victimization. This study examined how youth's and adults' (i.e., parents' and teachers') recognition of peer victimization is related to SGD youth's mental health discrepancies.
Jingyi Huang   +2 more
wiley   +1 more source

Essentially Indebted: Utilities, Regulation, and the Politics of Protection and Vulnerability

open access: yesAntipode, Volume 58, Issue 6, November 2026.
ABSTRACT Capital‐intensive energy utilities exist through indebtedness, yet rising household utility debt is routinely framed as distinct from this essential nature of utilities and rather as a problem of consumer irresponsibility or regulatory failure.
Salma Elmallah, Veronica Jacome
wiley   +1 more source

Nonlinear Analysis of Buckling

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2014
The stability analysis of slender web loaded in compression was presented. To solve this problem, a specialized computer program based on FEM was created.
Psotný Martin
doaj   +1 more source

Design aspects of steel I-girders with corrugated steel webs

open access: yesElectronic Journal of Structural Engineering, 2007
Corrugated web girders represent a new structural system emerged in the past two decades. The girder’s flanges provide the flexural strength of the girder with no contribution from the corrugated web which provides the girder’s shear capacity.
Ezzeldin Yazeed Sayed-Ahmed
doaj  

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