Results 81 to 90 of about 31,005 (221)

Analyzing the compressive behavior of porous Ti6Al4V by X-ray microtomography [PDF]

open access: yesMaterials Research, 2017
Samples with 40% vol. of pores and a pore size distribution between 100 and 500 µm were produced by powder metallurgy from Ti6Al4V alloy powders. Sintering was performed at 1300 °C during one hour in an inert Argon atmosphere in a vertical dilatometer ...
Iván Farias   +6 more
doaj   +1 more source

Photoacoustic microtomography using optical interferometric detection

open access: yesJournal of Biomedical Optics, 2010
A device for three-dimensional (3-D) photoacoustic tomography with resolution in the range of tens of micrometers is presented that uses a light beam for interferometric detection of acoustic waves. Reconstruction of the 3-D initial pressure distribution from the signals representing line integrals of the acoustic field is a two-step process.
Robert, Nuster   +5 more
openaire   +2 more sources

The case for emulating insect brains using anatomical "wiring diagrams" equipped with biophysical models of neuronal activity

open access: yes, 2018
Developing whole-brain emulation (WBE) technology would provide immense benefits across neuroscience, biomedicine, artificial intelligence, and robotics.
Collins, Logan Thrasher
core   +1 more source

Savory biscuits formulated with mixed green banana pulp and peel flours: A sustainable approach to enhance nutritional, technological and sensory properties

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND There is a growing consumer interest in foods that not only provide nutritional value and convenience, but also promote health benefits through regular consumption. In this context, green banana flour has emerged as a promising alternative for innovative product development.
Leonara Martins Viana   +5 more
wiley   +1 more source

Phase-contrast microtomography of thin biomaterials

open access: yesJournal of Materials Science: Materials in Medicine, 2004
Phase-contrast microtomography, performed at the beamline ID 22 of the European Synchrotron Radiation Facility (ESRF, Grenoble, France), is demonstrated for high-resolution 3-D imaging of a hydroxyapatite sample. The technique, which relies on phase contrast imaging, gives the possibility to observe features inside samples with negligible absorption ...
F, Rustichelli   +6 more
openaire   +2 more sources

The imaging of dynamic multiphase fluid flow using synchrotron-based x-ray microtomography at reservoir conditions [PDF]

open access: yes, 2015
Fast synchrotron-based X-ray microtomography was used to image the injection of super-critical CO2 under subsurface conditions into a brine-saturated carbonate sample at the pore-scale with a voxel size of 3.64μm and a temporal resolution of 45 s ...
Andrew, M   +3 more
core   +2 more sources

Exploring Thermal and Mechanical Strains During Laying Down Process in Fused Filament Fabrication

open access: yesMacromolecular Materials and Engineering, EarlyView.
This study analyzes strain evolution and thermal behavior during FFF of PLA using strain gauges and infrared imaging. Microstrain levels depend on printing conditions, with adhesion‐induced compression during cooling and peak strains in early layers. Microtomography shows minimal porosity, while thermal imaging reveals rapid heat penetration, strong ...
Boubakeur Mecheri   +3 more
wiley   +1 more source

Proportions des tissus des dents déciduales chez deux individus de Dordogne (France) : l’enfant néanderthalien du Roc de Marsal et le spécimen du Paléolithique supérieur final de La Madeleine.

open access: yesBulletins et Mémoires de la Société d’Anthropologie de Paris, 2008
Recent advances in the application to the human fossil record of high-resolution microtomographic analytical techniques allow the noninvasive quantitative characterization of the inner dental structure. Compared to the extant human condition, Neanderthal
Priscillia Bayle
doaj   +1 more source

Reliability of Species Assessment of Archaeological Cremated Bone Fragments: Confidence in Diagnosis and Interobserver Agreement

open access: yesInternational Journal of Osteoarchaeology, EarlyView.
ABSTRACT The ancient practice of cremation has been documented across numerous cultures, yet burnt remains can indeed become a huge challenge for anthropologists, both in archaeological and in forensic contexts. The analysis of such skeletal material presents significant challenges associated with the alterations caused by the process of burning.
Carlotta Sala   +6 more
wiley   +1 more source

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