Results 51 to 60 of about 50,046 (307)

Spartan Daily, October 5, 1936 [PDF]

open access: yes, 1936
Volume 25, Issue 8https://scholarworks.sjsu.edu/spartandaily/2493/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Prediction of Hydration Heat of Mass Concrete Based on the SVR Model

open access: yesIEEE Access, 2021
Thermal cracking in pile caps caused by concrete hydration heat will affect the safety and durability of long-span cable-stayed bridges. Therefore, effective prediction and control of concrete bridges hydration heat has been a challenging problem.
Dunwen Liu   +3 more
doaj   +1 more source

Campus Update: February 1992 v. 4, no. 1 [PDF]

open access: yes, 1992
Monthly newsletter of the BU Medical ...
Boston University Medical Center
core   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Shear Strength Prediction for Two-Piles Caps Using Empirical Equations

open access: yesمجلة النهرين للعلوم الهندسية, 2016
This study involves analyzing of two piles-caps together with other available tested pile caps in literature. Many expressions are proposed in the current stydy to predict the diagonal cracking and ultimate shear strengths of pile caps using the ...
Riyadh J. Aziz   +2 more
doaj  

Seismic performance and influencing factors of pile foundation of bridges in permafrost regions

open access: yesYantu gongcheng xuebao, 2022
In order to study the seismic performance and influencing factors of the pile foundation of bridges in permafrost regions, the pile foundation of bridges with elevated caps widely used in the permafrost regions of China is taken as the research object ...
ZHANG Xi-yin , WANG Wan-ping , YU Sheng-sheng , GUAN Jia-da , QIN Xun-cai
doaj   +1 more source

Granular size segregation in underwater sand ripples [PDF]

open access: yes, 2004
We report an experimental study of a binary sand bed under an oscillating water flow. The formation and evolution of ripples is observed. The appearance of a granular segregation is shown to strongly depend on the sand bed preparation.
Andersen   +20 more
core   +1 more source

Cathodic Cage Plasma Deposition of Nanostructured Cu–Fe–Se Coatings on Poly(methyl Methacrylate)

open access: yesAdvanced Engineering Materials, EarlyView.
Nanostructured Cu–Fe–Se coatings are deposited on PMMA by a modified cathodic cage plasma process, enabling low‐temperature deposition on polymer substrates. A transition from discontinuous to compact morphology is observed with temperature, with optimal properties at 200°C, where improved CuFeSe2‐type bonding, lowest sheet resistance, and favorable ...
V. S. S. Sobrinho   +8 more
wiley   +1 more source

Concrete compressive characteristic strength analysis of pile caps with three piles

open access: yesRevista IBRACON de Estruturas e Materiais
In this paper a numerical analysis of three-pile caps is developed to study the influence of concrete compressive characteristic strength in pile caps resistance capacity. A three-pile cap model derived from Miguel's [1] work was adopted. From this model,
T. E.T. Buttignol, L.C. Almeida
doaj   +1 more source

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