Results 21 to 30 of about 688,211 (235)

Lateral Resistance Requirement of Girder-Sleeper Fastener for CWR Track on an Open-Deck Steel Plate Girder Bridge

open access: yesApplied Sciences, 2021
For an open-deck steel plate girder railway bridge with rail joints, frequent damage to the bridge members and a high level of noise and vibration occur.
Hyeoung-Deok Lee   +2 more
doaj   +1 more source

Experimental Study on Configuration and Spacing of Screw Pile Group Effect Subjected to Lateral Cyclic Loading [PDF]

open access: yesE3S Web of Conferences, 2021
Despite the great development in the manufacture of the helical pile and the development of their use, especially in transmission towers and wind turbines, there is little research on their lateral behavior.
Ibrahim Azhar S.   +2 more
doaj   +1 more source

Effects of fastener type, end distance, layer arrangement, and panel strength direction on lateral resistance of single shear lap joints in cross-laminated timber (CLT)

open access: yesCase Studies in Construction Materials, 2023
This research investigated the effects of the fastener type, end distance, layer arrangement, and panel strength direction on the lateral resistance of nailed and screwed single shear lap joints in CLT panels. Three-ply CLT panels were made out of poplar
Farshid Abdoli   +4 more
doaj   +1 more source

'Calving laws', 'sliding laws' and the stability of tidewater glaciers [PDF]

open access: yes, 2007
A new calving criterion is introduced, which predicts calving where the depth of surface crevasses equals ice height above sea level. Crevasse depth is calculated from strain rates, and terminus position and calving rate are therefore functions of ice ...
Brown   +5 more
core   +1 more source

Contact resistance at graphene/MoS2 lateral heterostructures [PDF]

open access: yesApplied Physics Letters, 2019
The contact resistance at two-dimensional graphene/MoS2 lateral heterojunctions is theoretically studied, using first-principles simulations based on density functional theory and the nonequilibrium Green's function method. The computed contact resistance lies in the range of 102 to 104 Ω μm, depending on the contact edge symmetry (armchair or zigzag ...
Houssa, M.   +7 more
openaire   +3 more sources

Facilitatory actions of guanidine on synaptic transmission in mammalian brain slices [PDF]

open access: yes, 1979
Guanidine administration may be beneficial in the treatment of amyotrophic lateral sclerosis and related diseases; however, the actions of guanidine on the mammalian central nervous system have not been investigated.
Galvan, Martin   +2 more
core   +1 more source

Sleeper end resistance of ballasted railway tracks [PDF]

open access: yes, 2014
This paper describes model tests used to investigate how ballast shoulder width and height contribute to a railway sleeper’s resistance to lateral movement for a range of shoulder widths and heights.
Bhandari, A.R., Le Pen, L., Powrie, W.
core   +1 more source

Seismic Performance of Precast Concrete Columns with Improved U-type Reinforcement Ferrule Connections

open access: yesInternational Journal of Concrete Structures and Materials, 2019
This paper proposes a new kind of U-type reinforcement ferrule (URF) connection for the assembly of precast concrete (PC) components, which has a good fault-tolerance ability and low cost of construction with a simple post-grouting process.
Zhiwu Yu   +4 more
doaj   +1 more source

Numerical research of lateral flow influence on supercavitating flow

open access: yesAIP Advances, 2022
In this paper, a recompiled multiphase flow solver, which introduced the lateral flow source into the code, is developed to investigate the effect of the lateral flow on the supercavitation phenomenon.
Min Wang, Chunyong Fan, Guisheng Hou
doaj   +1 more source

Effect of friction stir back extrusion on direction-dependent properties of gradient AZ91-bioactive glass composite rod

open access: yesJournal of Materials Research and Technology, 2023
This research investigated the microstructure, mechanical properties, and corrosion resistance of friction stir back extruded AZ91-bioactive glass composites in parallel and perpendicular directions to the extrusion direction.
Pourya Motavallian   +2 more
doaj   +1 more source

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