Results 101 to 110 of about 170,194 (350)

Behavior of Nonplastic Silty Soils under Cyclic Loading

open access: yesThe Scientific World Journal, 2014
The engineering behavior of nonplastic silts is more difficult to characterize than is the behavior of clay or sand. Especially, behavior of silty soils is important in view of the seismicity of several regions of alluvial deposits in the world, such as ...
Nazile Ural, Zeki Gunduz
doaj   +1 more source

2D approach for modelling self-potential anomalies. Application to synthetic and real data [PDF]

open access: yes, 2017
The aim of this work is to present a 2-D Matlab code based on the finite element method for providing numerical modelling of both groundwater flow and self-potential signals.
Cardarelli, E., Oliveti, I.
core   +1 more source

Unlocking Ultra‐Long Cycle Stability of Li Metal Electrode by Separators Modified by Porous Red Phosphorus Nanosheets

open access: yesAdvanced Functional Materials, EarlyView.
Coating the standard polypropylene separator with a porous red phosphorous nanosheet greatly improves cycling performance in Li electrode cells. The phosphorus‐based surface chemistry deactivates electrolyte solvent decomposition and enhances the cleavage of F‐containing salt, resulting in an inorganic‐dominated electrolyte interphase (SEI) composition
Jiangpeng Wang   +9 more
wiley   +1 more source

Cu‐Based MOF/TiO2 Composite Nanomaterials for Photocatalytic Hydrogen Generation and the Role of Copper

open access: yesAdvanced Functional Materials, EarlyView.
HKUST‐1/TiO2 composite materials show a very high photocatalytic hydrogen evolution rate which increases as a function of the irradiation time until reaching a plateau and even surpasses the performance of the 1%Pt/TiO2 material after three photocatalytic cycles.
Alisha Khan   +9 more
wiley   +1 more source

Excess Pore Pressure Migration Analysis Due to High Embankment Construction – Case Study East Kalimantan

open access: yesJournal of the Civil Engineering Forum
A 42-inch pipeline traverses a predominantly flat right-of-way (ROW), running from south to north in East Kalimantan. Adjacent to the ROW, a coal mine concession was located on the western side, while the Mahakam River lies a further 3 km to the east. A
Edwin Lie   +2 more
doaj   +1 more source

Atomic Size Misfit for Electrocatalytic Small Molecule Activation

open access: yesAdvanced Functional Materials, EarlyView.
This review explores the application and mechanisms of atomic size misfit in catalysis for small molecule activation, focusing on how structural defects and electronic properties can effectively lower the energy barriers of chemical bonds in molecules like H2O, CO2, and N2.
Ping Hong   +3 more
wiley   +1 more source

Initial Distribution of Average Excess Pore Water Pressure Due to a Trapezoidal Load

open access: yesSoils and Foundations, 1974
A numerical integration procedure is used to evaluate the equations which give the initial distribution of excess pore water pressure in a subsoil due to a trapezoidal surface load, such as a highway embankment, and a series of curves are provided for a broad range of geometrical variations.
Peter K. Krugmann, Raymond J. Krizek
openaire   +2 more sources

Foam used during EPB tunnelling in saturated sand, parameters determining foam consumption [PDF]

open access: yes, 2012
The amount of foam injected during drilling with an EPB-shield in saturated sand is quite often based on experience and/or empiric relations. A method is presented in to calculate the amount of foam needed to create a muck with limited or no grain stress.
Bezuijen, Adam
core   +1 more source

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