Results 61 to 70 of about 17,750 (302)

Advanced Field Investigations of Screw Piles and Columns / Zaawansowane Badania Terenowe Pali I Kolumn Wkrecanych

open access: yesArchives of Civil Engineering, 2011
Dla potrzeb projektu badawczego „Nosnosc i praca w gruncie pali wkrecanych” finansowanego przez Ministerstwo Nauki i Szkolnictwa Wyzszego - projekt nr N N506 369234 rozpoczeto badania terenowe pali i kolumn wkrecanych.
Krasiński A.
doaj   +1 more source

Experimental study on vertical tensile bearing mechanism of screw cast-in-place piles

open access: yesYantu gongcheng xuebao, 2023
The vertical tensile bearing capacity of the screw cast-in-place pile is studied through the indoor model tests and field tests, and it is shown that the screw cast-in-place pile is superior to be used as the uplift piles. Through the indoor model tests,
WANG Shuguang 1, 2, WANG Haoyu 1, TANG Jianzhong 1, ZHAO Zhipeng 1, PENG Guijiao 3, WANG Xinhua 4
doaj   +1 more source

Design methods based upon rapid load tests [PDF]

open access: yes, 2016
ISO 22477-10:2016 establishes the specifications for the execution of rapid load pile tests in which a single pile is subject to an axial load in compression to measure its load-displacement behaviour under rapid loading and to allow an assessment of its
Brown, Michael
core   +2 more sources

The Axial Uplift Capacity of Screw Piles: A Review

open access: yesJournal of Engineering
There is a continuous demand in geotechnical engineering to find more economical footing. Screw piles provide acceptable or even much more bearing against tensile, compression, lateral, and overturning moment loads with less impact on the environment ...
Ibrahim W. Ibrahim, Mahdi Karkush
doaj   +1 more source

Ferroelectricity in Antiferromagnetic Wurtzite Nitrides

open access: yesAdvanced Functional Materials, EarlyView.
We establish MnSiN2${\rm MnSiN}_2$ and MnGeN2${\rm MnGeN}_2$ as aristotypes of a new multiferroic wurtzite family that simultaneously exhibits ferroelectricity and antiferromagnetism with altermagnetic spin splitting. By strategically substituting alkaline‐earth metals, we predict new materials with coexisting switchable polarization, spin texture, and
Steven M. Baksa   +3 more
wiley   +1 more source

In situ mortality experiments with juvenile sea bass (Dicentrarchus labrax) in relation to impulsive sound levels caused by pile driving of windmill foundations [PDF]

open access: yes, 2014
Impact assessments of offshore wind farm installations and operations on the marine fauna are performed in many countries. Yet, only limited quantitative data on the physiological impact of impulsive sounds on (juvenile) fishes during pile driving of ...
Bajek, Aline   +9 more
core   +3 more sources

A Comparative Study on the End-Bearing Capacity of Toe-Wing & Spiral Screw Piles in Cohesionless Soil

open access: yesBuildings
The use of screw piles has grown rapidly, yet their varied configurations and behavior in different soils remain key research areas. This study examines the performance of Toe-wing (Tsubasa) and Spiral screw piles with similar tip areas under similar ...
Ahmad Waheed Sahil   +3 more
doaj   +1 more source

Experimental Study on the Dynamic Characteristics of a New Long-Short Pile Composite Foundation under Long-Term Train Load

open access: yesShock and Vibration, 2023
Long-short pile composite foundation (PC-LSPCF) composed of part-screw pile and cement-soil compaction pile is a new railway foundation treatment method, which has been widely used in high-speed railway construction projects in China.
Zhao-rong Zhu   +5 more
doaj   +1 more source

Magnetic Force Microscopy Signatures of Higher‐Order Skyrmions and Antiskyrmions

open access: yesAdvanced Functional Materials, EarlyView.
Magnetic force microscopy operated under vacuum conditions enables the qualitative identification of higher‐order skyrmions and antiskyrmions in Co/Ni multilayers at room temperature. Distinct stray‐field contrast signatures arise from vertical Bloch lines and complex domain‐wall configurations.
Sabri Koraltan   +8 more
wiley   +1 more source

Stacking‐Engineered Magnonic Topology and Transport in Honeycomb Homobilayers

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Topological magnons have emerged as a promising platform for dissipationless bosonic transport. However, a straightforward and effective strategy to engineer such topological states in real materials has yet to be fully realized. Here, a general scheme for controlling magnonic topological states via stacking engineering in van der Waals ...
Xiaoran Feng   +6 more
wiley   +1 more source

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