Results 111 to 120 of about 468,481 (398)

Out-of-Plane Strengthening of Masonry-Infilled RC Frames with Textile-Reinforced Mortar Jackets

open access: yesJournal of composites for construction, 2019
This paper presents an experimental investigation on the use of textile-reinforced mortar (TRM) jackets as a means of improving the out-of-plane performance of masonry infill walls in reinf...
L. Koutas, D. Bournas
semanticscholar   +1 more source

New Mortar Mixes with Chemically Depolymerized Waste PET Aggregates

open access: yesAdvances in Materials Science and Engineering, 2020
Nanoparticles are used in innovative mortars in order to improve their engineering properties. In this paper, recycled PET (polyethylene terephthalate) nanoparticles were used as a substitute for sand in mortars.
D. Foti, Michela Lerna
semanticscholar   +1 more source

Counter-Mortar Operational Research in the 21 Army Group [PDF]

open access: yes, 2012
The campaign in Northwest Europe has been the subject of thousands of books and articles, including a number based on careful documentary research. But even the best accounts pay insufficient attention to the German weapons systems that inflicted the ...
Copp, Terry
core   +1 more source

Designing for Degradation: Transient Devices Enabled by (Nano)Cellulose

open access: yesAdvanced Materials, EarlyView.
Recent progress in transient devices enabled by (nano)cellulosic materials is reviewed. Transiency mechanisms, advantages of nanocelluloses, and a suite of applications are discussed. A circular thinking approach coupled with life cycle assessment is applied to critically revisit the potential, advantages, and challenges of nanocellulose‐enabled ...
Lucas J. Andrew   +2 more
wiley   +1 more source

Calcined Oyster Shell Powder as an Expansive Additive in Cement Mortar

open access: yesMaterials, 2019
The present study prepared calcined oyster shell powder having chemical composition and crystal structure of calcium oxide and lime, respectively, and investigated the fresh and hardened properties of cement mortar incorporating calcined oyster shell ...
J. Seo, S. Park, Beomjoo Yang, J. Jang
semanticscholar   +1 more source

More Than Bricks and Mortar [PDF]

open access: yes, 2004
An in-depth look at President Vivian Bull’s ...
Mileham, Mardi
core   +1 more source

Discovery of a New Cu‐Based Chalcogenide with High zT Near Room Temperature: Low‐Cost Alternative for the Bi2Te3‐Based Thermoelectrics

open access: yesAdvanced Materials, EarlyView.
This study reports the discovery of a stable γ‐phase in Cu6Te3‐xS1+x, achieving high thermoelectric performance with a Seebeck coefficient up to 200 µVK⁻¹ and ultralow thermal conductivity (≈0.25 Wm⁻¹K⁻¹). The material eliminates phase transitions, exhibits a zT of ≈1.1 at 500 K, and offers a cost‐effective, eco‐friendly alternative for waste heat ...
Oleksandr Cherniushok   +3 more
wiley   +1 more source

Hybrid optimisation electromagnetic interference shielding effectiveness:mechanical and physical performance of plaster mortar containing palm oil fuel ash using taguchi grey and taguchi-flower pollination algorithm methods [PDF]

open access: yes, 2019
The rapid development of wireless telecommunications has revolutionarily modernized the global society, whereas it has created serious concerns on harmful effects of the electromagnetic interference (EMI) on human health and performance of electronic ...
Oh Lai Ching, Narong
core   +2 more sources

A zero-thickness mortar/ interface formulation with application to fracture mechanics [PDF]

open access: yes, 2019
A zero-thickness mortar/interface element formulation is briefly described and demonstrated. This element may be considered as an extension of traditional zero-thickness interface element, in order to represent material interfaces located in between ...
Carol, Ignacio   +1 more
core   +3 more sources

Robust Discretization of Flow in Fractured Porous Media [PDF]

open access: yes, 2017
Flow in fractured porous media represents a challenge for discretization methods due to the disparate scales and complex geometry. Herein we propose a new discretization, based on the mixed finite element method and mortar methods.
Boon, Wietse M.   +2 more
core   +2 more sources

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