Results 11 to 20 of about 1,010,031 (280)

Microstructural evolution during sintering of copper particles studied by laboratory diffraction contrast tomography (LabDCT)

open access: yesScientific Reports, 2017
Pressureless sintering of loose or compacted granular bodies at elevated temperature occurs by a combination of particle rearrangement, rotation, local deformation and diffusion, and grain growth.
S. A. McDonald   +5 more
doaj   +1 more source

Analysis Strategies for MHz XPCS at the European XFEL

open access: yesApplied Sciences, 2021
The nanometer length-scale holds precious information on several dynamical processes that develop from picoseconds to seconds. In the past decades, X-ray scattering techniques have been developed to probe the dynamics at such length-scales on either ...
Francesco Dallari   +9 more
doaj   +1 more source

Characteristic of x-ray tomography performance using CdTe timepix detector [PDF]

open access: yes, 2017
X-ray Computed Tomography (CT) is a non-destructive technique for visualizing interior features within solid objects, and for obtaining digital information on their 3-D geometries and properties.
Maneuski, D., O'Shea, V., Zain, R.M.
core   +1 more source

Non-Invasive Optical Motion Tracking Allows Monitoring of Respiratory Dynamics in Dystrophin-Deficient Mice

open access: yesCells, 2022
Duchenne muscular dystrophy (DMD) is the most common x-chromosomal inherited dystrophinopathy which leads to progressive muscle weakness and a premature death due to cardiorespiratory dysfunction. The mdx mouse lacks functional dystrophin protein and has
Angelika Svetlove   +6 more
doaj   +1 more source

Multiscale correlative tomography: an investigation of creep cavitation in 316 stainless steel

open access: yesScientific Reports, 2017
Creep cavitation in an ex-service nuclear steam header Type 316 stainless steel sample is investigated through a multiscale tomography workflow spanning eight orders of magnitude, combining X-ray computed tomography (CT), plasma focused ion beam (FIB ...
T. J. A. Slater   +8 more
doaj   +1 more source

Structural characterization and antibacterial activity of silver nanoparticles synthesized using a low-molecular-weight Royal Jelly extract

open access: yesScientific Reports, 2022
In recent years silver nanoparticles (Ag NPs) gained increased and widespread applications in various fields of industry, technology, and medicine. This study describes the green synthesis of silver nanoparticles (Ag NPs) applying a low-molecular-weight ...
Susanna Gevorgyan   +5 more
doaj   +1 more source

Implementation and evaluation of segmentation algorithms according to multimodal imaging in personalized medicine

open access: yesCurrent Directions in Biomedical Engineering, 2017
Multimodal imaging is gaining in importance in the field of personalized medicine and can be described as a current trend in medical imaging diagnostics. The segmentation, classification and analysis of tissue structures is essential.
Stich Manuel   +3 more
doaj   +1 more source

A Compact X-ray Source and Possible X-ray Jets within the Planetary Nebula Menzel 3 [PDF]

open access: yes, 2003
We report the discovery, by the Chandra X-ray Observatory, of X-ray emission from the bipolar planetary nebula Menzel 3. In Chandra CCD imaging, Mz 3 displays hot (3-6x10^6 K) gas within its twin, coaxial bubbles of optical nebulosity, as well as a ...
Adam Frank   +10 more
core   +3 more sources

Ten recommendations for scanning foraminifera by X-ray computed tomography [PDF]

open access: yesJournal of Micropalaeontology
Marine sediment cores uniquely provide a temporally high-resolution and well-preserved archive of foraminifera fossils, which are essential for understanding environmental, ecological, and evolutionary dynamics over geological timescales.
A. Searle-Barnes   +7 more
doaj   +1 more source

Dose-efficient assessment of trabecular microstructure using ultra-high-resolution photon-counting CT

open access: yesZeitschrift für Medizinische Physik, 2022
Photon-counting (PC) detectors for clinical computed tomography (CT) may offer improved imaging capabilities compared to conventional energy-integrating (EI) detectors, e.g. superior spatial resolution and detective efficiency.
Jaime A. Peña   +8 more
doaj   +1 more source

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