Results 21 to 30 of about 20,823 (293)

Experimental assessment of I-shaped steel beams with longitudinal stiffeners under lateral-torsional buckling

open access: yesDyna, 2018
This study focused on the experimental assessment of the behavior of I-shaped steel beams with longitudinal stiffeners under the action of lateral-torsional buckling.
Néstor I. Prado   +3 more
doaj   +1 more source

Performance of bolted steel-beam to CFST-column joints using stiffened angles in column-removal scenario [PDF]

open access: yes, 2019
This paper presents three experimental investigations on the performance of steel-beam to CFST-column joints using stiffened angle, long bolts and fin plate under a middle column removal scenario. Three specimens were designed and tested.
Fu, F., Gao, S., Guo, L., Xu, M.
core   +1 more source

How chromatin stiffens fibroblasts

open access: yesCurrent Opinion in Physiology, 2022
Fibroblasts are central to the acute and chronic response of tissues to stress: they are necessary for wound healing, involved in inflammatory responses and critical for long term remodeling of tissue. These diverse roles of fibroblasts arise from the cells' ability to respond to internal and extracellular cues regarding the physical state of the host ...
Shuaishuai, Hu, Thomas M, Vondriska
openaire   +2 more sources

Cells Stiffen for Cytokines [PDF]

open access: yesCell Chemical Biology, 2018
In this issue of Cell Chemical Biology, Knoops et al. (2018) use a novel approach in immunology: combining confocal microscopy and atomic force microscopy to unravel the specific interaction of oxidized peroxiredoxin-5 with Toll-like receptor 4 that leads to the release of interleukin-1β and the stiffening of mammalian cells.
Richard, Newton, Daniel J, Müller
openaire   +2 more sources

Multimodal Mechanical Testing of Additively Manufactured Ti6Al4V Lattice Structures: Compression, Bending, and Fatigue

open access: yesAdvanced Engineering Materials, EarlyView.
In this experimental study, the mechanical properties of additively manufactured Ti‐6Al‐4V lattice structures of different geometries are characterized using compression, four point bending and fatigue testing. While TPMS designs show superior fatigue resistance, SplitP and Honeycomb lattice structures combine high stiffness and strength. The resulting
Klaus Burkart   +3 more
wiley   +1 more source

Evaluation of Superplastic Forming and Weld-brazing for Fabrication of Titanium Compression Panels [PDF]

open access: yes, 1985
The two titanium processing procedures, superplastic forming and weld brazing, are successfully combined to fabricate titanium skin stiffened structural panels. Stiffeners with complex shapes are superplastically formed using simple tooling.
Bales, T. T.   +2 more
core   +1 more source

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Metal matrix composite structural panel construction [PDF]

open access: yes, 1983
Lightweight capped honeycomb stiffeners for use in fabricating metal or metal/matrix exterior structural panels on aerospace type vehicles and the process for fabricating same are disclosed.
Bales, T. T.   +2 more
core   +1 more source

Overall buckling of lightweight stiffened panels using an adapted orthotropic plate method

open access: yes, 2015
The ultimate longitudinal bending strength of thin plated steel structures such as box girder bridges and ship hulls can be determined using an incremental–iterative procedure known as the Smith progressive collapse method.
Benson, S., Dow, R.S., Downes, J.
core   +1 more source

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

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