Results 31 to 40 of about 35,758 (265)

IMPACT BEHAVIOUR AND RESIDUAL STRENGTH OF HONEYCOMB STRUCTURES [PDF]

open access: yesAnnals: Series on engineering sciences (Academy of Romanian Scientists), 2014
The goal of this article is to study the behavior of sandwich structures with honeycomb core during and after an impact. In this purpose, a test program was created and afterwards was applied.
Horia Alexandru PETRESCU, Anton HADAR
doaj  

Study on the Low-Frequency and Broadband Sound Absorption Performance of an Underwater Anechoic Layer with Novel Design

open access: yesJournal of Marine Science and Engineering, 2023
To further improve the low-frequency broadband sound absorption capability of the underwater anechoic layer (UAL) on the surface of marine equipment, a novel sound absorption structure with cavities (NSSC) is designed by adding resonators and honeycombs ...
Jinshun Hu   +5 more
doaj   +1 more source

Characterisation of Natural Flax Fibers Honeycomb: Compression Damage Analysis Using Acoustic Emission

open access: yesJournal of Natural Fibers, 2022
The transport and construction industries are increasingly interested in natural fiber composites (NFCs) for the production of some of their structural elements.
Saber Selmi   +3 more
doaj   +1 more source

Combining Three Peripheral Blood Biomarkers to Stratify Rheumatoid Arthritis–Associated Interstitial Lung Disease Risk

open access: yesArthritis Care &Research, EarlyView.
Objective The purpose was to evaluate a biomarker score consisting of MUC5B rs35705950 promoter variant, plasma matrix metalloproteinase‐7 (MMP‐7), and serum anti–malondialdehyde‐acetaldehyde (anti‐MAA) antibody for rheumatoid arthritis (RA)–associated interstitial lung disease (ILD) risk stratification.
Kelsey Coziahr   +16 more
wiley   +1 more source

Extracting Apis dorsata Binghamii Honey using Incision Technique

open access: yesInternational Journal of Agriculture System, 2015
At the time of the flowering season arrives, honey bee colonies will actively fill the nest with honey, pollen and puppies. Along with the honey gatherers are also actively seeking to take the honey bee hive. Honeycomb (Apis dorsata Binghami) which has a
Rosmarlinasiah Rosmarlinasiah   +2 more
doaj   +1 more source

Development and Applications of 3D Printing-Processed Auxetic Structures for High-Velocity Impact Protection: A Review

open access: yesEng, 2023
Auxetic structures (AXSs) are a novel class of materials with unique mechanical deformation behavior associated with negative Poisson ratio. The combination of AXS configurations with various types of materials has unveiled a wide field of applications ...
Raí Felipe Pereira Junio   +4 more
doaj   +1 more source

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

Freeform Honeycomb Structures [PDF]

open access: yesComputer Graphics Forum, 2014
AbstractMotivated by requirements of freeform architecture, and inspired by the geometry of hexagonal combs in beehives, this paper addresses torsion‐free structures aligned with hexagonal meshes. Since repetitive geometry is a very important contribution to the reduction of production costs, we study in detail “honeycomb structures”, which are defined
Caigui Jiang   +3 more
openaire   +2 more sources

Scale Effect Assessment of Innovative 3D-Printed Honeycomb under Quasi-Static Compression

open access: yesAerospace, 2023
Honeycomb cores are widely used in the aerospace and automotive fields as a part of protective structures. Unfortunately, standard prismatic honeycomb cores offer a limited amount of energy absorption under lateral loads and suffer from degradation of ...
Marco Menegozzo   +5 more
doaj   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

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