Effects of microstructure on water imbibition in sandstones using X-ray computed tomography and neutron radiography
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DOI: 10.1002/2016jb013786
Abstract: Capillary imbibition in variably saturated porous media is important in defining displacement processes and transport in the vadose zone and in low-permeability barriers and reservoirs. Nonintrusive imaging in real time offers the potential to examine… read more here.
Keywords: ray computed; computed tomography; water imbibition; water ... See more keywords
Preliminary Experimentation of Fast Neutron Radiography with D-T Neutron Generator at BARC
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Nondestructive Evaluation"
DOI: 10.1007/s10921-018-0550-9
Abstract: An experimental study on fast neutron radiography (FNR) has been carried out using a laboratory based D-T neutron generator facility at Bhabha Atomic Research Centre (BARC) and initial results are presented. The aim was to… read more here.
Keywords: neutron generator; generator; neutron radiography; fast neutron ... See more keywords
Hydrogen diffusion under stress in Zircaloy: High-resolution neutron radiography and finite element modeling
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2018.05.079
Abstract: Abstract High-resolution neutron radiography (∼10 μm) was utilized to quantify hydrogen diffusion under stress in Zircaloy nuclear fuel cladding materials. A notched Zircaloy-4 plate with ∼600 wppm hydrogen underwent a thermo-mechanical test to allow hydrogen in… read more here.
Keywords: neutron radiography; hydrogen diffusion; hydrogen;
Visualising water vapour condensation in cracked concrete with dynamic neutron radiography
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DOI: 10.1016/j.matlet.2020.128755
Abstract: Abstract This paper presents, for the first time, full-field dynamic measurements of vapour injection and condensation within a fractured concrete, observed in-operando by means of rapid neutron radiography (acquisition rate of 30 Hz with 87… read more here.
Keywords: neutron radiography; visualising water; condensation; water vapour ... See more keywords