Results 51 to 60 of about 326,714 (299)

Terramechanics Modeling and Grouser Optimization for Multistage Adaptive Lateral Deformation Tracked Robot

open access: yesIEEE Access, 2020
A multistage adaptive lateral deformation tracked robot was designed to improve the passing ability of field robots. The designed robot can change its width under the combined action of space barrier constraint and internal stored elastic potential ...
Yidong Bai, Lingyu Sun, Minglu Zhang
doaj   +1 more source

Pile-Soil Interaction in Unsaturated Soil Conditions [PDF]

open access: yes, 2014
The degree of saturation has been proven to significantly affect geotechnical engineering designs for foundations. The changes in water content will influence the way the soil behaves, including its strength and stiffness parameters.
Hamilton, Megan
core   +2 more sources

An Analytical Model of a Thermally Excited Microcantilever Vibrating Laterally in a Viscous Fluid [PDF]

open access: yes, 2010
To achieve higher quality factors (Q) for microcantilevers used in liquid-phase sensing applications, recent studies have explored the use of the lateral (in-plane) flexural mode.
Beardslee, Luke A.   +5 more
core   +3 more sources

Thermoreflectance Detection of Point Defects Resulting from Focused Ion Beam Milling

open access: yesAdvanced Engineering Materials, EarlyView.
Focused ion beam (FIB) milling is a common tool for nanoscale material processing, however irradiation damage, redeposition, and contamination can occur. We use several characterization tools to show FIB‐induced effects beyond 1 mm from the milled area.
Thomas W. Pfeifer   +3 more
wiley   +1 more source

Studies on the Seismic Design of Low-Rise Steel Buildings [PDF]

open access: yes, 1977
The behavior of low-rise steel shear buildings, moment frame buildings, and X-braced buildings, subjected to earthquake base motion, is studied using inelastic time-history analysis.
Hall, W.J., Montgomery, C.J.
core  

The effect of masonry infill walls on the reinforced concrete frames behavior under lateral load [PDF]

open access: yes, 2020
The reinforced concrete structures with masonry infill walls are widely used to construct buildings in Algeria, as in many parts of the world. According to earthquake analysis, this type of construction can undergo serious damage under seismic load.
LAYADI, Ismail   +3 more
core  

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Hydrodynamic interactions of spherical particles in Poiseuille flow between two parallel walls

open access: yes, 2005
We study hydrodynamic interactions of spherical particles in incident Poiseuille flow in a channel with infinite planar walls. The particles are suspended in a Newtonian fluid, and creeping-flow conditions are assumed.
Cichocki B.   +8 more
core   +1 more source

Buckling of built-up columns of pultruded fiber-reinforced polymer C-sections [PDF]

open access: yes, 2014
This paper presents the test results of an experimental investigation to evaluate the buckling behavior of built-up columns of pultruded profiles, subjected to axial compression.
Carlo Casalegno   +8 more
core   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

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