Results 41 to 50 of about 1,758,148 (348)

Test and Evaluation of the Flexural Properties of Reinforced Concrete Beams with 100% Recycled Coarse Aggregate and Manufactured Sand

open access: yesBuildings, 2021
Although studies have been performed on the recycled aggregate made of waste concrete for the production of new concrete, the new concrete with 100% recycled coarse aggregate and manufactured sand (abbreviated as RAMC) still needs to be researched for ...
Changyong Li   +5 more
doaj   +1 more source

Spatial and Temporal Analysis on the Distribution of Active Radio-Frequency Identification (RFID) Tracking Accuracy with the Kriging Method

open access: yesSensors, 2014
Radio frequency identification (RFID) technology has already been applied in a number of areas to facilitate the tracking process. However, the insufficient tracking accuracy of RFID is one of the problems that impedes its wider application.
Xin Liu   +5 more
doaj   +1 more source

Experimental Research on Interfacial Bonding Strength between Vertical Cast-In-Situ Joint and Precast Concrete Walls

open access: yesCrystals, 2021
In the monolithic precast concrete shear-wall structure, the bonding property of cast-in-situ joints to precast concrete walls is important to ensure the entire structural performance.
Changyong Li   +5 more
doaj   +1 more source

Bond of Ribbed Steel Bar in High-Performance Steel Fiber Reinforced Expanded-Shale Lightweight Concrete

open access: yesBuildings, 2021
For the structural application of high-performance Steel Fiber Reinforced Expanded-shale Lightweight Concrete (SFRELC), a reliable bond of ribbed steel bar should be ensured.
Mingshuang Zhao   +5 more
doaj   +1 more source

Meso-scale modelling of 3D woven composite T-joints with weave variations [PDF]

open access: yes, 2019
A meso-scale modelling framework is proposed to simulate the 3D woven fibre architectures and the mechanical performance of the composite T-joints, subjected to quasi-static tensile pull-off loading. The proposed method starts with building the realistic
Long, Andrew, Yan, Shibo, Zeng, Xuesen
core   +3 more sources

Plasmodium knowlesi (Pk) Malaria: A Review & Proposal of Therapeutically Rational Exchange (T-REX) of Pk-Resistant Red Blood Cells

open access: yesTropical Medicine and Infectious Disease, 2023
Plasmodium knowlesi (Pk) causes zoonotic malaria and is known as the “fifth human malaria parasite”. Pk malaria is an emerging threat because infections are increasing and can be fatal.
Ryan Philip Jajosky   +3 more
doaj   +1 more source

Peer assessment as collaborative learning [PDF]

open access: yes, 2010
Peer assessment is an important component of a more participatory culture of learning. The articles collected in this special issue constitute a representative kaleidoscope of current research on peer assessment.
Aleven   +27 more
core   +3 more sources

Optimized peptide extraction method for analysis of antimicrobial peptide Kn2-7/dKn2-7 stability in human serum by LC–MS

open access: yesFuture Science OA, 2022
Aim: To develop an extraction protocol and determine stability for antimicrobial peptide (AMP) Kn2-7 and its d-enantiomer dKn2-7 in human serum. Materials & methods: We compared use of ethanol, acetonitrile, RapiGest SF Surfactant and 1% formic acid in ...
Wen Chen   +2 more
doaj   +1 more source

Economies of scale in the library world: the Dr Martin Luther King Jr Library in San Jose, California [PDF]

open access: yes, 2003
Discusses the new Dr Martin Luther King Jr Library in San Jose´, California, which will house the collections of the San Jose´ Public Library’s main branch and the San Jose´ State University’s Library system in one new building.
Kauppila, Paul, Russell, Sharon
core   +2 more sources

Numerical treatment of seismic accelerograms and of inelastic seismic structural responses using harmonic wavelets [PDF]

open access: yes, 2007
The harmonic wavelet transform is employed to analyze various kinds of nonstationary signals common in aseismic design. The effectiveness of the harmonic wavelets for capturing the temporal evolution of the frequency content of strong ground motions is ...
Burrus C. S.   +6 more
core   +1 more source

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