Results 1 to 10 of about 364,725 (192)

Studies on Flexural Properties and Construction of Failure Mode Map for Copper Sandwich Panels [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
This paper is focused on investigating the mechanisms associated with different failure modes of copper (C101) sandwich panels with honeycomb cores of different heights subjected to flexural loading.
A. Vino   +3 more
doaj   +1 more source

Sediment Bulk Density Effects on Benthic Macrofauna Burrowing and Bioturbation Behavior

open access: yesFrontiers in Marine Science, 2021
Benthic macrofauna are a key component of intertidal ecosystems. Their mobility and behavior determine processes like nutrient cycling and the biogeomorphic development of intertidal flats.
Lauren E. Wiesebron   +7 more
doaj   +1 more source

Non-oral manifestations in adults with a clinical and molecularly confirmed diagnosis of periodontal Ehlers-Danlos syndrome

open access: yesFrontiers in Genetics, 2023
Introduction: Periodontal Ehlers-Danlos Syndrome (pEDS) is a rare autosomal dominant type of EDS characterised by severe early-onset periodontitis, lack of attached gingiva, pretibial plaques, joint hypermobility and skin hyperextensibility as per the ...
C. Angwin   +26 more
doaj   +1 more source

Obtaining and Analyzing the Al2O3-ZrO2 Ceramic Layers on Metallic Substrate [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
In this case ceramic layers from Metco ZrO2 and Al2O3 powders mixture (25/75; 50/50 and 75/25) were obtained through atmospheric plasma spraying (APS) after five passes on low carbon steel substrate.
M. Luțcanu   +9 more
doaj   +1 more source

Application of μ-XRF in Uranium Mineralogy of the Huanglongpu Carbonate-type Molybdenum Deposit, Shaanxi Province, China

open access: yesYankuang ceshi, 2022
BACKGROUND The carbonatite-type molybdenum metallogenic belt in East Qinling is the largest molybdenum metallogenic belt in the world. The Huanglongpu deposit is one of the earliest discovered carbonatite-type molybdenum deposits in China.
ZHANG Yi-yang   +7 more
doaj   +1 more source

Microstructure of 309 and 310 Austenitic Stainless Steel CMT Overlays on the 16Mo3 Pressure Vessel Steel [PDF]

open access: yesArchives of Metallurgy and Materials, 2021
The aim of this work was to characterize the changes in microstructure and chemical composition of the austenitic overlays on a pressure vessel steel that occur in the vicinity of the interface between the overlay and the base material.
M. Rozmus-Górnikowska   +4 more
doaj   +1 more source

Obtaining and Analysis of a New Aluminium Bronze Material Using Induction Furnace [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
Copper-based alloys with the addition of Al present excellent properties and can be considered a proper choice for applications as contact materials based on their good strength and fret resistance.
R.G Chelariu   +5 more
doaj   +1 more source

Comparative Studies of Biosynthesized Zinc Oxide Nanoparticles [PDF]

open access: yesNanochemistry Research, 2023
Zinc oxide nanoparticles are one of the known safe compounds, and their low toxicity makes them suitable for waste water remediation. An environment-friendly approach of synthesizing nanoparticles is the use of plant extracts which are rich sources of ...
Emmanuel Oyetola
doaj   +1 more source

SEM and EDS comparative studies about the homogeneity of some cements used for luting of posts [PDF]

open access: yesRomanian Journal of Stomatology, 2023
Objectives. The aim of the study was to evaluate comparatively by scanning electron microscope (SEM) and energy dispersive spectrophotometry (EDS) the physical and chemical homogeneity of some luting materials used for cementation of three types of posts.
Gina Paunita Grecu   +8 more
doaj   +1 more source

Erosion Wear Characteristics and Failure Mechanism of the Sulzer Oil Pump [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
In the routine maintenance of each main pump in the oil transmission station plant, abnormal erosion wear was found at the flushing port of the mechanical seal of Sulzer pump casing. For the sake of stable and safe unit operation, this study explored the
L. F. Qiao   +4 more
doaj   +1 more source

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