Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 20 for “"forensic sciences"”.
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The effect of nicotine on carrion feeding insects with considerations for use within forensic sciences
… animal matter has been used extensively by forensic entomologists to estimate time of death for over 100 years. The presence of toxins such as drugs and pesticides on carrion can affect the behaviour and life cycle of such invertebrates. The aim of this thesis was to examine the effects of …
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Exploring the Utility of Dental Pathological Conditions in Dental Radiographic Comparisons
Dental forensic identifications can be achieved through comparative dental analysis(CDA) by comparing a decedent's postmortem (PM) dental records to a suspected match's antemortem (AM) dental records. Dental records are particularly useful for CDA, because the number of concordant dental …
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Confocal Laser Scanning Microscopy As A Tool For The Investigation Of Tetracycline Fluorescence In Archaeologicalhuman Bone
… been lacking, especially in archaeological and forensic sciences. In the following two papers, modern TC-controlled bone is compared to well preserved archaeological bone recovered from the Dakhleh Oasis, Egypt, using both standard wide-field and more modern confocal techniques for imaging and …
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Improved mass spectrometry characterization of organic compounds using analyte preconcentration and radio-frequency ionization.
… including biomedical, environmental, and forensic sciences. Detection and identification of volatile organic compounds (VOCs) in real world samples, which are often present at low concentrations and within complex mixtures, require the use of efficient sampling techniques and versatile …
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Development, Validation and Applications of a Novel Multiplex Assay RM-Yplex Amplifying 13 Rapidly Mutating Y Chromosome Short Tandem Repeat Regions
… using RM-Yplex. The International Society of Forensic Genetics (ISFG) recommendations were followed for adopting allele nomenclature. As part of developmental validation, the assay was included in an external proficiency trial which was concluded successfully. An internal validation of …
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<strong>A Fractional Zener Constitutive Model to Describe the Degradation of Swine Cerebrum with Validation from Experimental Data and Predictions using Finite Element Analysis</strong>
… yet is invaluable in many fields such as the forensic sciences or cases where only cadaveric tissue is available. Having an understanding of tissue behavior attributed to degradation could have significant implications on how we assess the validity of <em>all</em> published data in the …
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Exploring the Medico-legal death scene investigation of sudden unexpected death of infants admitted to Salt River mortuary, Cape Town, South Africa
… regarding SUDI DSI to all registered, qualified forensic pathologists in South Africa. The results showed that the SUDI death scenes were assessed in 59.2% of cases at Salt River Mortuary, with inconsistent levels of documentation or photography. Death scenes were never investigated in cases …
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Detection of gasoline from internal tissues for use in determining victim status at the time of a fire
… from the scene and analyzed by the Centre of Forensic Sciences. The standard practice is to collect items that are porous, highly absorbent or adsorbent with high surface areas as they allow for better retention of the ignitable liquids. The evidence typically collected includes carpets, …
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Computer Criminal Profiling applied to Digital Investigations
… Security body of knowledge and its Computer Forensic field, still in its infancy when comparing with other forensic sciences. With the advancements of computer technology and the proliferation of cyber crime, offenders making use of computers range from state-sponsored cyber squads to …
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Bloom Filters for Filesystem Forensics
Digital forensics investigations become more time consuming as the amount of data to be investigated grows. Secular growth trends between hard drive and memory capacity just exacerbate the problem. Bloom filters are space-efficient, probabilistic data structures that can represent data sets with …
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Forensic science misconduct: Exploring the role of the individual and the organization
… the relationships between three dimensions of forensic science misconduct - malfeasance, misfeasance, and nonfeasance harms - at the individual (micro) and organizational (meso) systems of analysis. These relationships raise important, unexplored questions about the integrity and efficacy of …
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Detection and significance of blood in firearms used in contact gunshot wounds
Firearm fatalities in South Africa are responsible for a very large number of fatalities. For purposes of judicial administration, determination of manner of death, in particular, differentiating between homicidal, accidental and suicidal death, is one of the primary objectives in fatal shooting …
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Classification of Toolmark Surfaces on Zipper Teeth
This study proposes the classification of the toolmark under the heads of zipper teeth as a subclass characteristic as outlined by the Association of Firearm and Toolmark Examiners (AFTE). Two separate cases in which zipper teeth were found at crime scenes prompted this study. Brass zipper teeth …
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PATIENT LENGTH OF STAY: PREDICTIVE VARIABILITY AMONG FORENSIC AND CIVIL PSYCHIATRIC UNITS AND POPULATIONS
… and legal variables as predictors of LOS on forensic and civil psychiatric units at a major metropolitan public hospital. Data on 1,201 patients (forensic n = 767; civil n=434) were collected from the information in medical records routinely collected for quality assurance purposes at a …
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ACCURACY AND RELIABILITY IN SEX DETERMINATION USING THE OS COXA: A COMPARISON OF METRIC VS. PHENICE METHOD
… in the development of the biological profile in forensics and bioarchaeology. The chances of attaining high levels of accuracy & reliability regarding sex identification are related to the skeletal components analyzed and the ability of techniques utilized to analyze shape and size differences …
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Evidentiary Value of Condoms: Comparison of Durable Physical and Chemical Characteristics of Condoms
Condom trace evidence must not be overlooked in sexual assault cases; understanding the chemical and physical characteristics of condoms is imperative if condoms are to be useful evidence. Previous research shows that condom identification is possible, but it is equally important to evaluate …
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Dead Bodies and Forensic Science: Cultures of Expertise in China, 1800-1949
In late imperial China the forensic examination of dead bodies in homicide cases was a sophisticated field of technical practice which developed through the collaboration of coroners, legal specialists, and literati-officials. After the fall of the Qing empire (1644-1911), successive governments of …
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Inquiry-based science for high school students: a forensic unit
… in the field of criminal investigation and forensics. Before beginning the unit, the learners should have mastered basic laboratory skills, including use of the microscope. They should also have an understanding of the basic structure and function of DNA and its role in heredity and protein …