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- Description:
- This dissertation explores Holocene climate change along the west coast of Greenland and late Holocene climate variability in the subpolar North Atlantic region using paleolimnology. Lake sediment archives and the climate proxies contained within them provide a valuable window into past temperature change on Greenland, home to one of Earth’s...
- Keyword:
- Paleolimnology, Chironomids, Holocene, Oxygen isotopes, Greenland, and Paleoclimate
- Subject:
- Geochemistry, Climate change, and Paleoclimate science
- Creator:
- Lasher, Gregory Everett
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2019-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_661632 and http://dissertations.umi.com/northwestern:14608
-
- Description:
- Assistive robotics focuses on human-robot systems that provide physical support and assistance to the elderly and people with motor-impairments. While assistive machines, such as the powered wheelchair, can significantly enhance the functional independence of individuals, many users are challenged by their direct operation, the manner in which such systems are...
- Keyword:
- Human-Robot Interaction, Assistive Robotics, Shared Autonomy, Human-in-the-loop, Robot Perception, and Intent Inference
- Subject:
- Artificial intelligence, Robotics, and Computer science
- Creator:
- Jain, Siddarth
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Modified:
- 01/11/2021
- Date Created:
- 2019-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_685925 and http://dissertations.umi.com/northwestern:14818
-
Contemporary Subnational State Building through Democratization: Colombia in Comparative Perspective
- Description:
- ABSTRACT Variation of stateness across the territory and population of sovereign states is a notorious, but understudied phenomenon with important implications for issues such as global security, environmental sustainability, and political stability. This dissertation engages in theory-building research to explain subnational variation of stateness in the contemporary world, focusing on...
- Keyword:
- state building, regime building, subnational, democratization, trajectories, and contemporary
- Subject:
- Political science
- Creator:
- LOPEZ HERNANDEZ, CLAUDIA NAYIBE
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2019-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_666891 and http://dissertations.umi.com/northwestern:14698
-
- Description:
- This dissertation adopts a jointly ethnographic and historical approach to study shifting racial formations and configurations of inequality in the metropolitan U.S. South. Specifically, it analyzes how immigrants and working poor populations are reshaping the social life, privatized spaces, and conservative politics of Atlanta’s white suburbs. It focuses on Sandy...
- Keyword:
- US South, Latinx, gender, political economy, race/racism, and suburbs
- Subject:
- Ethnic studies and Cultural anthropology
- Creator:
- Lanari, Elisa
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2019-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:14799 and etdadmin_upload_684799
-
- Description:
- Citizen media literacy is essential in a democratic society, particularly in the online environment where valid media sources have proliferated alongside purveyors of fake news. This dissertation explores technologies that automatically detect aspects of bias in news articles, with the ultimate aim of leveraging them to augment media literacy. It...
- Keyword:
- Media literacy, Artificial intelligence, Media bias, Natural language processing, Computational journalism, and Framing
- Subject:
- Journalism, Computer science, and Communication
- Creator:
- Boon, Miriam
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2019-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_686483 and http://dissertations.umi.com/northwestern:14845
-
- Description:
- In the design of efficient adsorbents for the sequestration of toxic molecules and the separation of volatile organic compounds, two important criteria are: high porosity and high density of sorptive sites. The work in this thesis showcases how metal-organic frameworks (MOFs) can be used as porous adsorbent templates where many...
- Subject:
- Chemistry
- Creator:
- Audu, Cornelius Okatahi
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2019-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:14503 and etdadmin_upload_636835
-
- Description:
- Quantum metrology has been among the most vigorous branches of quantum technology. It involves using quantum effects to achieve better estimation of parameters of a physical sys- tem. Conventionally the system consists of an ensemble of N non-interacting atoms and the measurements are done on individual atomic states, such as...
- Keyword:
- Atomic interferometer, Spin squeezing, Schroedinger cat state, Sagnac effect, Quantum metrology, and Heisenberg limit
- Subject:
- Physics
- Creator:
- Fang, Renpeng
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2018-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:14386 and etdadmin_upload_613863
-
- Description:
- People and horses have a deep, co-constructed, and co-evolutionary history. This dissertation evaluates sociopolitical change of the Hungarian Bronze Age (2800 – 800 BC) in the context of long-term shifts in human-horse relationships. In the Bronze Age, horses are assumed to mount the development of complex polities ruled by elite,...
- Keyword:
- Horses, Hungary, Human-Animal Relationships, Archaeology, and Bronze Age
- Subject:
- Physical anthropology, Ancient history, and Archaeology
- Creator:
- Kanne, Katherine Stevens
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2018-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:14475 and etdadmin_upload_627420
-
- Description:
- This dissertation studies topics in health care operations management related to value-based care, where {\em value} can be thought of as the ratio of quality to cost. The objective in value-based care is to increase, or maximize, value by reducing costs and improving quality health outcomes. In Chapter 1 we...
- Subject:
- Health care management and Operations research
- Creator:
- Grant, Benjamin Noah
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2019-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:14606 and etdadmin_upload_661472
-
- Description:
- This dissertation is a broad study on individual and firm-level financial conditions and their effects on politics. In the first chapter, I study the effect of economic conditions on political polarization using micro-data on house prices, mortgages, and individual political contributions. I argue that shocks to housing wealth --- the...
- Keyword:
- Financial Crises, Political Polarization, Housing Markets, Mortgages, and Voting
- Subject:
- Economics, Finance, and Political science
- Creator:
- van Straelen, Hendrik Philip
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 02/12/2020
- Date Created:
- 2019-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_662641 and http://dissertations.umi.com/northwestern:14651