Results 1 to 10 of about 23,019 (259)

Circular Hollow Section Connectors in Timber-Concrete Composite Structural Elements

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2016
This paper presents results of the laboratory tests of timber-concrete structural connectors applicable (but not limited to) road/pedestrian bridges. The tested elements are discrete circular hollow section connectors installed in the pre-drilled slots ...
Raitis Lacis
doaj   +3 more sources

Sustainable self-healing at ultra-low temperatures in structural composites incorporating hollow vessels and heating elements [PDF]

open access: yesRoyal Society Open Science, 2016
Self-healing composites are able to restore their properties automatically. Impressive healing efficiencies can be achieved when conditions are favourable.
Yongjing Wang   +6 more
doaj   +3 more sources

Bending and compression characterization of hollow structural elements made of recycled Tetra Pak®-Based Boards (RTPBB) and an approximated calculation of the carbon footprint involved in their production

open access: yesRevista Ingeniería de Construcción, 2020
The present research summarizes the test results of mechanical capacity of built-up structural elements, intending to introduce the possibility of using RTPBB as material for creating structural solutions for temporary housing, and for small houses ...
F. Nuñez-Moreno   +4 more
doaj   +10 more sources

Structural reliability of hollow core slabs considering compressive membrane action

open access: yesActa Polytechnica CTU Proceedings, 2022
Compressive membrane action can considerably improve the load bearing capacity of concrete slabs and beams in case of excessive loaded due to an accidental event.
Thomas Thienpont   +3 more
doaj   +1 more source

Geometrical Scaling of Antiresonant Hollow-Core Fibers for Mid-Infrared Beam Delivery

open access: yesCrystals, 2021
We numerically investigate the effect of scaling two key structural parameters in antiresonant hollow-core fibers—dielectric wall thickness of the cladding elements and core size—in view of low-loss mid-infrared beam delivery.
Ang Deng, Wonkeun Chang
doaj   +1 more source

Investigation of Circular Hollow Concrete Columns Reinforced with GFRP Bars and Spirals

open access: yesBuildings, 2023
Glass fiber-reinforced polymer (GFRP) reinforcements are useful alternatives to traditional steel bars in concrete structures, particularly in vertical structural elements such as columns, as they are less prone to corrosion, and impart increasing ...
Afaq Ahmad   +4 more
doaj   +1 more source

Design and Synthesis of Hollow Nanostructures for Electrochemical Water Splitting

open access: yesAdvanced Science, 2022
Electrocatalytic water splitting using renewable energy is widely considered as a clean and sustainable way to produce hydrogen as an ideal energy fuel for the future.
Min Yang   +5 more
doaj   +1 more source

THE EFFECT OF HOLLOW STRUCTURE PARAMETER ON THE 3D-PRINTED WALL BEARING CAPACITY. EXPERIMENTAL MODEL

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2023
We present the results of experimental studies and modelling of the evaluation of the bearing capacity of hollow 3D-printed walls with the printed shell performing bearing functions.
Galina Slavcheva   +5 more
doaj   +1 more source

A Negative-Curvature Hollow-Core Fiber Structure With Double Trigonal-Symmetrical Anti-Resonant Elements [PDF]

open access: yesIEEE Photonics Journal, 2022
We propose a novel negative-curvature hollow-core fiber structure with double trigonal-symmetrical anti-resonant elements implementing single-mode or polarization-maintaining transmission for high-power laser delivery in the 1 µm wavelength window. For the single-mode fiber, the single-mode performance with a higher-order modes extinction ratio (
Yanyan Zhou   +8 more
openaire   +3 more sources

Hollow structures Prussian blue, its analogs, and their derivatives: Synthesis and electrochemical energy‐related applications

open access: yesCarbon Neutralization, 2023
Electrochemistry is an effective way to obtain clean energy and alleviate energy crisis. Compared with solid structures, hollow structures show a larger specific surface area and expose more active sites.
Ying Wei   +3 more
doaj   +1 more source

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