Results 71 to 80 of about 224,578 (344)

Tantalum oxide nanoparticles as versatile contrast agents for X-ray computed tomography.

open access: yesNanoscale, 2020
Here, we describe the synthesis, characterization and in vitro and in vivo performance of a series of tantalum oxide (TaOx) based nanoparticles (NPs) for computed tomography (CT). Five distinct versions of 9-12 nm diameter silane coated TaOx nanocrystals
Shatadru Chakravarty   +10 more
semanticscholar   +1 more source

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

X-Ray Computed Tomography In Situ: An Opportunity for Museums and Restoration Laboratories

open access: yesThe Heritage, 2019
X-ray Computed Tomography (X-ray CT) is a sophisticated non-destructive imaging technique to investigate structures and materials of complex objects, and its application can answer many conservation and restoration questions.
F. Albertin   +4 more
semanticscholar   +1 more source

Exploring the application of dual‐energy CT to discriminate sediment facies in a varved sequence

open access: yesThe Depositional Record
Dual‐energy X‐ray computed tomography consists of imaging objects using two incident X‐ray beams of different energy to distinguish the different compounds within a sample based on their density (electron density, ρe) and elemental composition (effective
M. Martini   +5 more
doaj   +1 more source

Effect of X‐Ray Computed Tomography Imaging Parameters on Quantification of Petrophysical Properties

open access: yesEarth and Space Science, 2023
Three‐dimensional (3D) X‐ray computed tomography (X‐ray CT) imaging has emerged as a nondestructive means of microstructural characterization. However, obtaining and processing high‐quality and high‐resolution images is time‐consuming and often requires ...
M. F. Salek, L. E. Beckingham
doaj   +1 more source

Multimodal Mechanical Testing of Additively Manufactured Ti6Al4V Lattice Structures: Compression, Bending, and Fatigue

open access: yesAdvanced Engineering Materials, EarlyView.
In this experimental study, the mechanical properties of additively manufactured Ti‐6Al‐4V lattice structures of different geometries are characterized using compression, four point bending and fatigue testing. While TPMS designs show superior fatigue resistance, SplitP and Honeycomb lattice structures combine high stiffness and strength. The resulting
Klaus Burkart   +3 more
wiley   +1 more source

Assessment of the responses of soil pore properties to combined soil structure amendments using X-ray computed tomography

open access: yesScientific Reports, 2018
Soil amendments, such as straw mulch, organic fertilizers and superabsorbent polymer (SAP), are extensively applied to improve soil structure and porosity, and we reported the functional consequences of the individual application of these amendments in ...
Yonghui Yang   +6 more
semanticscholar   +1 more source

X-ray Computed Tomography Findings in Hepatoma

open access: yesJournal of Associated Medical Sciences, 2015
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ประเทือง ชมสูง   +1 more
doaj  

Rheocasting versus Die Casting: An Insight into the Low‐Cycle Fatigue Behavior of AlSi7Mg0.6

open access: yesAdvanced Engineering Materials, EarlyView.
The study compares rheocast lightweight components with high‐pressure die cast materials regarding microstructure and fatigue behavior. Rheocast process offers higher efficiency due to lower casting temperatures. Despite some microstructural differences, both processes show similar strengths (yield strength 125 MPa, tensile strength 240 MPa).
Julia Richter   +4 more
wiley   +1 more source

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