Results 41 to 50 of about 278,730 (305)

Experimental and numerical research on axial compression performance of precast concrete columns with a novel steel connection

open access: yesFrontiers in Materials
To investigate the axial compression performances of precast concrete columns with a novel steel connection, axial compression tests were carried out on 14 specimens.
Jinlong Guo   +9 more
doaj   +1 more source

Investigation on axial resistance of steel reinforced concrete cross-shaped columns exposed to high temperature

open access: yesCase Studies in Construction Materials, 2022
Steel reinforced concrete (SRC) special-shaped columns have the advantages of high spatial utilization, flexible layout and good economic benefits, which are used in high-rise buildings.
Yuzhuo Wang   +5 more
doaj   +1 more source

Ductilityof fiber-reinforcedself-consolidatingconcreteundermulti-axial compression

open access: yes, 2011
The results of 12 multi-axial compression tests performed on cylinders made of self-consolidating concrete, plain (SCC) and reinforced with steel fibers (FR-SCC), are presented.
Chiaia, Bernardino   +2 more
core   +1 more source

On the role of localizations in buckling of axially compressed cylinders [PDF]

open access: yesProceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2019
The collapse of axially compressed cylinders by buckling instability is a classic problem in engineering mechanics. We revisit the problem by considering fully localized post-buckling states in the form of one or multiple dimples. Using nonlinear finite-element methods and numerical continuation algorithms, we trace the evolution of odd and even ...
R. M. J. Groh, A. Pirrera
openaire   +5 more sources

Big bounce and inflation from gravitational four-fermion interaction

open access: yes, 2012
The four-fermion gravitational interaction is induced by torsion, and gets dominating on the Planck scale. The regular, axial-axial part of this interaction by itself does not stop the gravitational compression.
Khriplovich, I. B.
core   +1 more source

Powder alignment system for anisotropic bonded NdFeB Halbach cylinders [PDF]

open access: yes, 2000
A Halbach cylinder, fabricated from pre-magnetized sintered NdFeB magnet segments, is proposed for the powder aligning system during the compression or injection moulding of anisotropic bonded Halbach oriented NdFeB ring magnets. The influence of leading
Atallah, K.   +4 more
core   +1 more source

Effect of a dynamic axial magnetic field on a preconditioned single-wire Z-pinch

open access: yesNuclear Fusion, 2023
In this study, the effect and mechanism of a dynamic axial magnetic field on a preconditioned single-wire Z-pinch were investigated experimentally and theoretically.
Zhiyuan Jiang   +9 more
doaj   +1 more source

EXPERIMENTAL STUDY AND SIMULATION ON AXIAL COMPRESSION OF LAMINATED CELLULAR CYLINDRICAL SHELL (MT)

open access: yesJixie qiangdu, 2023
Experimental tests and finite element simulation methods were used in this article. The bearing loads and deformation failure modes of laminated cellular cylindrical shell under axial compression loads were studied.
HE Pu   +3 more
doaj  

Behaviour and design of composite beams subjected to negative bending and compression [PDF]

open access: yes, 2012
This paper investigates the behaviour of steel–concrete composite beams subjected to the combined effects of negative bending and axial compression. Six full-scale tests were conducted on composite beams subjected to negative moment while compression was
Kirkland, Brenadan   +3 more
core   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

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