Results 31 to 40 of about 7,069,241 (209)

The effect of thickness on the defects and anisotropy of thin-wall Hastelloy X fabricated via laser powder-bed fusion

open access: yesJournal of Materials Research and Technology, 2023
Laser powder-bed fusion (LPBF) possesses unique advantages in manufacturing complex structures. The mechanical properties of thin-wall structures are crucial for the application.
Yiming Sun   +8 more
doaj   +1 more source

SEM image of pores and struts on peripheral wall of samples printed in X direction.

open access: yes, 2014
SEM image of pores and struts on peripheral wall of samples printed in X direction.
Arghavan Farzadi (631072)   +3 more
core   +1 more source

Direction control of quasi-stokeslet induced by thermoplasmonic heating of a water vapor microbubble

open access: yesScientific Reports, 2019
We investigate the control of flow direction around a water vapor bubble using the thermoplasmonic effect of a gold nanoisland film (GNF) under laser irradiation with multiple spots. By focusing a laser spot on the GNF immersed in degassed water, a water
Kyoko Namura   +5 more
semanticscholar   +1 more source

Study on wind-sand dynamics observation of blowout in Xilingol sandy grassland

open access: yesFrontiers in Environmental Science
This study investigated airflow changes and sediment transport in the blowouts of the sandy grassland in Xilingol, Inner Mongolia. The results show that the wind direction inside the blowout is influenced by the direction of the incoming wind ...
Tianxiao Gao   +5 more
doaj   +1 more source

In-Plane Lateral Performance of AAC Block Walls Reinforced with CFPR Sheets

open access: yesBuildings, 2022
This study evaluates the structural behavior of aerated autoclave concrete (AAC) blocks laterally loaded in the in-plane direction under quasi-static loading.
Ahmad S. Saad   +2 more
doaj   +1 more source

On oblique waves forcing by a porous cylindrical wall

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1996
The problem of oblique cylindrical linearized wave motion is considered for a fluid of infinite depth or finite constant depth in the presence of an impermeable cylindrical wall and coaxial porous wall immersed vertically in the fluid.
M. S. Faltas
doaj   +1 more source

Investigation of the Bubble Dynamics near a Flat Wall with a Protrusion Within Slits

open access: yesApplied Sciences
The present study employs high-speed photography and the Kelvin impulse theory to examine the bubble dynamic behaviors near a flat wall with a protrusion within slits. The theoretical model for the bubble collapse is established, and typical experimental
Guanghua Wang   +8 more
doaj   +1 more source

Experimental study and analysis on flame lengths induced by wall-attached fire impinging upon an inclined ceiling

open access: yesProceedings of the Combustion Institute, 2019
Experiments were conducted to investigate the flame lengths induced by a wall-attached fire impinging upon an inclined ceiling, which has not been quantified previously.
Xiao-Lei Zhang   +3 more
semanticscholar   +1 more source

Study on stress and deformation characteristics of existing-new two-stage cantilever retaining wall.

open access: yesPLoS ONE
A two-stage cantilever retaining wall is composed of two single-stage cantilever retaining walls, which are stacked up and down. The structure not only has the advantages of a single-stage retaining wall, but also compensates for the shortcomings of the ...
Xuening Ma   +4 more
doaj   +1 more source

A study of inner-outer interactions in turbulent channel flows by interactive POD

open access: yesTheoretical and Applied Mechanics Letters, 2021
The amplitude and frequency modulation of near-wall flow structures by the large-scale motions in outer regions is studied in turbulent channel flows. The proper orthogonal decomposition (POD) method is applied to investigate the interactions between the
Hongping Wang, Qi Gao
doaj   +1 more source

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