Results 51 to 60 of about 185,019 (305)

Dynamic responses of saturated soft soil foundation under high-speed train load

open access: yesRock and Soil Mechanics, 2021
Based on Biot's theory of porous media, this paper proposes a coupled vehicle-track-saturated foundation model to study the dynamic responses of saturated soft soil foundation under high-speed train load via two-and-half dimensional finite element ...
HU Jing   +3 more
doaj   +1 more source

Non-isothermal transport of multi-phase fluids in porous media. Constitutive equations [PDF]

open access: yes, 2018
We develop constitutive equations for multi-component, multi-phase, macro-scale flow in a porous medium exposed to temperature-, composition-, and pressure -gradients. The porous medium is non-deformable. We define the pressure and the composition of the
Bedeaux, Dick   +4 more
core   +3 more sources

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Catalogue of analytical solutions for consolidation of unsaturated soils subjected to various initial conditions and time-dependent loadings [PDF]

open access: yes, 2016
University of Technology Sydney. Faculty of Engineering and Information Technology.Soil consolidation has been a primary geotechnical interest for decades.
Ho, Huu Liem
core  

Effect of negative excess pore-water pressure on the stability of excavated slopes [PDF]

open access: yesGéotechnique Letters, 2020
Generation of negative excess pore-water pressure (NEPWP) due to the excavation of saturated soils under undrained conditions and the dissipation that follows over time may result in different short- and long-term slope instability. The NEPWP generated due to excavation gradually decreases towards equilibrium or, in some cases, steady seepage.
M. Ghadrdan, T. Shaghaghi, A. Tolooiyan
openaire   +1 more source

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

Using stone column as a suitable liquefaction remediation in Persian Gulf coast. [PDF]

open access: yes, 2010
This research investigates behavior of gravel drain piles under high-level earthquake loading beneath the structures foundation. To achieve this purpose one of the waste water septic tank project in north of Persian Gulf in Hormoz Island was selected ...
Kim Huat, Bujang   +4 more
core  

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

Experimental Study on the Uplift Correction of Raft Foundations in Saturated Silty Clay

open access: yesBuildings
Although grouting technology has been widely applied for lifting and rectifying tilted structures, theoretical research remains underdeveloped and lags behind the practical demands of engineering applications. In this study, a self-developed experimental
Tengyue Cui, Yingguang Shi, Feng Huang
doaj   +1 more source

Polymer ejection from strong spherical confinement

open access: yes, 2015
We examine the ejection of an initially strongly confined flexible polymer from a spherical capsid through a nanoscale pore. We use molecular dynamics for unprecedentedly high initial monomer densities.
Linna, R. P., Piili, J.
core   +1 more source

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