2015
DOI: 10.1016/j.forsciint.2015.02.017
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A novel approach to determine post mortem interval using neutron radiography

Abstract: One of the most difficult challenges in forensic research is to objectively determine the post-mortem interval (PMI). The accuracy of PMI is critical for determining the timeline of events surrounding a death. Most PMI techniques rely on gross morphological changes of cadavers that are highly sensitive to taphonomic factors. Recent studies have demonstrated that even exhumed individuals exposed to the same environmental conditions with similar PMIs can present different stages of decomposition. After death, ti… Show more

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Cited by 14 publications
(7 citation statements)
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“…In-situ measurements using the neutron imaging technique have been performed to investigate transport of ions within the electrodes and in bulk solution during capacitive energy extraction. Figure 4 shows time-series images of Step I obtained under applied potential V = 0.3, 0.6, and 0.9 V. Here, the images were normalized using the first image of each operational condition and iMARs [42]. The brightness of the images represents 6 Li + concentration; the more the lithium ions are, the darker the image is.…”
Section: Neutron Imaging Results For Capacitive Energy Extractionmentioning
confidence: 99%
See 1 more Smart Citation
“…In-situ measurements using the neutron imaging technique have been performed to investigate transport of ions within the electrodes and in bulk solution during capacitive energy extraction. Figure 4 shows time-series images of Step I obtained under applied potential V = 0.3, 0.6, and 0.9 V. Here, the images were normalized using the first image of each operational condition and iMARs [42]. The brightness of the images represents 6 Li + concentration; the more the lithium ions are, the darker the image is.…”
Section: Neutron Imaging Results For Capacitive Energy Extractionmentioning
confidence: 99%
“…During all four steps of the cycle, the potential across the electrodes was measured continuously as a function of time. Neutron images obtained during the experiments were analyzed using iMARS, a neutron sciences software developed at ORNL [41,42].…”
Section: Neutron Imaging Experimentsmentioning
confidence: 99%
“…Finally, imaging techniques have been employed experimentally in animal models, in the estimation of time since death. 9,41,42 With modern digital imaging techniques of whatever kind, the images can be securely stored locally or by use of a central storage facility and can be retrieved and viewed at a later date, even after disposal of the cadaver. 11 Postprocessing techniques are investigator independent and objective and accessible for audit.…”
Section: Imaging Techniquesmentioning
confidence: 99%
“…Finally, imaging techniques have been employed experimentally in animal models, in the estimation of time since death. 9,41,42…”
Section: Documenting the Examinationmentioning
confidence: 99%
“…Neutron radiography experiments impact a wide range of scientific areas such as materials science [1], energy [2], physics, engineering [3], archaeometry [4], plant physiology [5], geosciences [6], biology [7,8], and chemistry. The High Flux Isotope Reactor (HFIR) CG-1D neutron imaging beamline [9] covers a broad range of scientific applications brought by scientists and engineers with different levels of expertise in image data analysis and programming.…”
Section: Introductionmentioning
confidence: 99%