Search Full Text
Now showing items 11-20 of 624
Radiation Dose to the Lens of the Eye in US Navy Medical Workers
(Georgetown University, 2021)
In 2012, the International Committee for Radiation Protection (ICRP) published a report recommending a change in the allowable lens dose equivalent from 150 mSv per year to 20 mSv per year averaged over five years not to ...
Language alternation practices in Arabic-English online language learning exchanges: How translanguaging enriches interaction and creates involvement
(Georgetown University, 2021)
The meanings and uses of the terms codeswitching and translanguaging in relation to multilingual contexts have become increasingly hazy and contentious. This study empirically addresses this tension by examining video-based ...
“In the Manner of the Beguines”: Regulating Beguine Life in the Low Countries, 1200-1600
(Georgetown University, 2021)
My dissertation examines normative sources for beguine communities. Beguines were participants in a female religious movement that developed through the Late Middle Ages and into the sixteenth century in the Low Countries ...
The Shifting Purpose and Audience of Community-Based Heritage Language Education: Making Space for Mixed Heritage Families
(Georgetown University, 2021)
This dissertation explores the construction of the “mixed-heritage” category in Polish community-based heritage language education (HLE) and its effect on school purposes and school operations. As the number of heritage ...
Cue-based Features: Modeling Change and Variation in the Voicing Contrasts of Minnesotan English, Afrikaans, and Dutch
(Georgetown University, 2021)
Phonological voicing in obstruents is signaled by numerous acoustic cues, both spectral and temporal. Voicing contrasts have been featurally described as [±voice], [±spread glottis], fortis versus lenis, or a combination ...
Rethinking Post-Entry Language Assessment Policies in the Context of U.S. Higher Education: A Socially Responsible Approach
(Georgetown University, 2021)
Many higher education institutions (HEIs) in the United States have developed what is called post-entry language assessment (PELA) policies. The stated goal of PELA policies is to help admitted international students succeed ...
Tools and Techniques for Corpus-based Analysis of Non-native Speech Patterns
(Georgetown University, 2021)
This study examines the problem of describing non-native speech from the perspective of corpus linguistics. Recent data storage and manipulation techniques have allowed for the development of rich phonological corpora, but ...
Referenceless Evaluation of Natural Language Generation from Meaning Representations
(Georgetown University, 2021)
Automatic evaluation of NLG usually involves comparison to human-authored references which are treated as the ground truth. However, these references often fail to adequately capture the range of valid output for an NLG ...
Shī‘ī Scholars on Legal Change, Iran's Guardian Council and Expediency Discernment Council (Majma‘ Tashkhīṣ Maṣlahat Niẓām)
(Georgetown University, 2021)
This dissertation studies theories of legal change among Shī‘ī jurists and legal scholars as well as institutional legal change in post-1979 Iran. I demonstrate how Shī‘ī legal theorists formulated the theories of Variable ...
No Longer Forgotten: Pupation as a Critical Link in the Lepidopteran Life Cycle
(Georgetown University, 2021)
Holometabolous insects, those that undergo complete metamorphosis, owe their tremendous evolutionary success in large part to an efficient division of labor between a larval phase that focuses on feeding, and an adult phase ...