Results 11 to 20 of about 235,431 (305)

Bio-Inspired Amphiphilic Block-Copolymers Based on Synthetic Glycopolymer and Poly(Amino Acid) as Potential Drug Delivery Systems [PDF]

open access: yes, 2020
In this work, a method to prepare hybrid amphiphilic block copolymers consisting of biocompatible synthetic glycopolymer with non-degradable backbone and biodegradable poly(amino acid) (PAA) was developed.
Dobrodumov, Anatoliy   +10 more
core   +1 more source

Investigation of group effect in configurations of batter pile groups under lateral load in sand [PDF]

open access: yesمدل‌سازی پیشرفته در مهندسی عمران
Piles are usually used in groups under the foundation of structures; therefore, the study of the effect of pile-pile interaction and its overall influence on the bearing capacity of each pile and pile group settlement is of great importance.
Masoud Hajialilue Bonab   +1 more
doaj   +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

Development of Simulation Based p-Multipliers for Laterally Loaded Pile Groups in Granular Soil Using 3D Nonlinear Finite Element Model

open access: yesApplied Sciences, 2020
The behavior of laterally loaded pile groups is usually accessed by beam-on-nonlinear-Winkler-foundation (BNWF) approach employing various forms of empirically derived p-y curves and p-multipliers.
Muhammad Bilal Adeel   +3 more
doaj   +1 more source

Numerical modelling of perimeter pile groups in clay [PDF]

open access: yes, 2013
The load distribution among piles in a group varies such that the inner piles often carry a smaller share of the total load compared to the outer piles, which is a result of increased soil–pile interaction.
A.V. Rose   +5 more
core   +1 more source

Pile group effect at vertical vibrations

open access: yesMagazine of Civil Engineering, 2022
Analysis of the applicability of wave model solution to evaluate the variation of the dynamic stiffness in the pile foundation versus the distance between piles at the vertical vibrations; both experimental data from references and our own measurements ...
Kolesnikov Aleksei   +2 more
doaj   +1 more source

Numerical study on pile group efficiency for piles embedded in cohesive and cohesionless soils [PDF]

open access: yesE3S Web of Conferences, 2023
This paper aims to study the efficiency of pile groups with various numbers of piles and pile spacing. Axial loading tests on pile groups and also single piles were simulated using a three-dimensional finite element program to obtain the load-settlement ...
Pratama Ignatius Tommy   +2 more
doaj   +1 more source

Study on the Lateral Dynamic Impedance of Pile Groups in Transversely Isotropic Soil Using Novak’s Plane Model

open access: yesJournal of Applied Mathematics, 2023
In order to consider the effect of anisotropy of soil around the pile on the lateral vibration of pile groups, the soil around the pile is regarded as a transversely isotropic medium, and a lateral dynamic interaction model of pile-pile in transversely ...
Linchao Liu, Qifang Yan
doaj   +1 more source

A simplified approach for evaluation of seismic displacements of pile group located in soil slope [PDF]

open access: yesNumerical Methods in Civil Engineering, 2020
Seismically induced slope movements have imposed severe damage on the pile-supported structures located on soil slopes during past earthquakes. Consequently, evaluation of the lateral seismic response of pile-slope systems is an important measure towards
Hessam -Aldin Hajimollaali   +2 more
doaj   +1 more source

Predicting scour depth around non-uniformly spaced pile groups [PDF]

open access: yes, 2014
Pile scour may cause instability to the structures they support. Ensuring a safe and economically sound design is essential for the wider community.
Etemad-Shahidi, A., Howard, S.
core   +1 more source

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