Results 61 to 70 of about 126,370 (292)

Measurements of Shear Wave Velocity for Collapsible Soil

open access: yesGeotechnics
This paper examines the effects of collapsible soil structure on shear wave velocity. The study attempts to simulate hydraulic fill sand deposits, which represent a natural soil deposition process that can result in a collapsible soil structure. A series
Omar EI-Shafee   +3 more
doaj   +1 more source

An experimental investigation of the independent effect of suction and degree of saturation on very small-strain stiffness of unsaturated sand

open access: yesE3S Web of Conferences, 2016
The paper presents an experimental investigation of very small strain stiffness of unsaturated sand. A triaxial test apparatus was equipped with bender elements and compression discs in order to assess the stiffness at very small strains by measuring the
Pagano Arianna   +4 more
doaj   +1 more source

Carboxylic‐Acid Functionalized Multiwalled Carbon Nanotube‐Alkane‐Based Resistive Temperature Sensor for Cold Chain Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a reversible temperature sensor with high switching ratio, ∼103. The device is fabricated using PET‐ITO and carbon nanotube dispersions in alkane. Considering its application in cold chain logistics, a proof‐of‐concept with LED is showcased. Thus, a temperature drop below the threshold temperature (crystallization temperature of the
Sunil Kumar Behera   +8 more
wiley   +1 more source

Dynamic and static measurements of small strain moduli of toyoura sand

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2014
A series of triaxial tests were performed on specimens made of Toyoura sand having different dry densities. Very small unloading/ reloading cycles were applied to obtain “static” Young’s modulus.
Manuel Builes   +2 more
doaj   +1 more source

Development of vertical and horizontal disk transducers for wave velocity measurements in a large rectangular specimen [PDF]

open access: yesE3S Web of Conferences, 2019
For the accurate design of structures subjected to both static and dynamic loadings, elastic wave velocity and small strain stiffness are essential parameters. Numerous techniques have been developed to estimate wave velocities of geomaterials.
Dutta Troyee Tanu   +3 more
doaj   +1 more source

On the metallicity distribution in the nuclei of elliptical galaxies [PDF]

open access: yes, 1996
Using current models of spectrophotometric properties of single age, single metallicity stellar populations I have computed the Mg2, Hbeta, Fe52 and Fe53 line strengths for stellar populations with a metallicity spread.
Greggio, L.
core   +2 more sources

Analysis of bender element test interpretation using the discrete element method

open access: yesGranular Matter, 2015
While bender element testing is now well-established as a laboratory technique to determine soil stiffness, a robust technique to interpret the data remains elusive. A discrete element method (DEM) model of a face-centred cubic packing of uniform spheres was created to simulate bender element tests to investigate this test from a fundamental ...
O’Donovan, J.   +3 more
openaire   +4 more sources

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

A Methodology for Determination of Resilient Modulus of Asphaltic Concrete

open access: yesAdvances in Civil Engineering, 2011
Resilient modulus, 𝑀𝑅, is an important parameter for designing pavements. However, its determination by resorting to cyclic triaxial tests is tedious and time consuming.
A. Patel   +5 more
doaj   +1 more source

Groups with a Strongly Embedded Subgroup Saturated with Finite Simple Non-abelian Groups

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2020
An important concept in the theory of finite groups is the concept of a strongly embedded subgroup. The fundamental result on the structure of finite groups with a strongly embedded subgroup belongs to M. Suzuki.
A.A. Shlepkin
doaj   +1 more source

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