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- Description:
- Non-planar and curved architectures of otherwise flat 2D materials present an important paradigm for nanoscale analysis and design of emergent material properties. Atomically-thin transition metal dichalcogenides (TMDs) have emerged at the forefront of the 2D materials field in recent years largely due to their attractive and tunable chemical, optical, and...
- Subject:
- Nanotechnology, Nanoscience, and Materials Science
- Creator:
- DiStefano, Jennifer G
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_788467 and http://dissertations.umi.com/northwestern:15438
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- Description:
- Melanin is a functional biopolymer most commonly associated with human skin pigmentation, where it serves as a radiation protection agent, shielding us from the harmful effects of UV radiation. However, melanin is also present in human ears, eyes, hair, and brains, serving a variety of functions. In fact, melanin...
- Keyword:
- porosity, toxin adsorption, nanoparticles, fungal, melanin, and radiation protection
- Subject:
- Materials Science and Biochemistry
- Creator:
- McCallum, Naneki C.
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:15478 and etdadmin_upload_797429
-
- Description:
- Superconductivity is a fascinating manifestation of quantum mechanics on a macroscopic scale that has led to greater insights of the strongly correlated physics of a large number of interacting electrons ever since its discovery $\sim$ 100 years ago in elemental Hg. The unconventional superconductors that are based on uranium offer...
- Keyword:
- Crystal Growth, Uranium Superconductors, Unconventional Superconductors, Time-Reversal Symmetry-Breaking, Superconducting Vorticies, and Ferromagnetic Superconductors
- Subject:
- Materials Science, Condensed matter physics, and Low temperature physics
- Creator:
- Avers, Keenan Edward
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_794332 and http://dissertations.umi.com/northwestern:15459
-
- Description:
- Exploratory phase stability analysis in Materials Science has two primary goals: (a) Characterizing the evolution of the materials single phase field in composition space to identify solubility and electronic dopability limits and (b) Accelerated prediction of new phases of technological importance. In this thesis we reorganize defect theory --- the...
- Subject:
- Materials Science
- Creator:
- Anand, Shashwat
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_794325 and http://dissertations.umi.com/northwestern:15457
-
- Description:
- The era of quantum information science (QIS) can usher revolutionary new capabilities ranging from quantum computation to quantum sensing. At the core of these technologies is the fundamental unit of QIS, the quantum bit or qubit. The power of qubits over their classical counterparts lies in their ability to be...
- Keyword:
- Dynamic nuclear polarization, Metal-organic frameworks, Electron paramagnetic resonance, Quantum information science, Qubits, and Spin-spin dynamics
- Subject:
- Inorganic chemistry and Materials Science
- Creator:
- Yu, Chung-Jui
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:15436 and etdadmin_upload_788011
-
- Description:
- Nuclear magnetic resonance (NMR) measurements have been performed on the heavily Cu-doped ($x = 0.13$, 0.18, 0.24, 0.39, 0.48), and underdoped (x = 0.01 and 0.012) \NaFeCuAs~ single crystals, to reveal the nature of the magnetism, and to investigate how the electronic and magnetic properties of the system evolves with...
- Keyword:
- iron pnictides, nuclear magnetic resonance, and magnetism
- Subject:
- Physics
- Creator:
- Xin, Yizhou
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_795405 and http://dissertations.umi.com/northwestern:15465
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- Description:
- Two-step, solar thermochemical water splitting using nonstoichiometric oxides has emerged as an attractive approach for large-scale hydrogen production. Perovskite-structured oxides, with their wide tunability, offer the potential for high fuel productivity at moderate operating temperatures. Given the vast chemical space, the materials development effort is carried out here in combination...
- Keyword:
- Redox Thermodynamics and Material's Kinetics, Thermochemical Hydrogen Production, Oxygen Nonstoichiometry, DFT Computational Predictions, Inorganic Perovskites, and Thermo-kinetic Controlled Dynamics
- Subject:
- Materials Science, Chemical engineering, and Energy
- Creator:
- Qian, Xin
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_797495 and http://dissertations.umi.com/northwestern:15479
-
- Description:
- Lasers and optical resonators have been widely utilized in precision metrological devices, such as gyroscopes, accelerometers, and gravitational wave detectors. To meet the requirements for a variety of applications, both of the slow light effect and the fast light effect have been applied to the lasers and optical resonators to...
- Keyword:
- Light-atom interaction, Raman effect, Fast light, Slow light, and Laser gyroscopes
- Subject:
- Optics and Electrical engineering
- Creator:
- Zhou, Zifan
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_797631 and http://dissertations.umi.com/northwestern:15483
-
- Description:
- Surface patterns that can reconfigure under external stimuli are important for tailoring diverse properties such as surface adhesion, optical transmittance, and wettability depending on the feature size and orientation. Wrinkling a stiff skin layer on a pre-strained elastomer substrate has emerged as a method to create responsive structures without using...
- Keyword:
- Two-dimensional materials, Surface instabilities, Surface engineering, Thin films, Nanofabrication, and Soft materials
- Subject:
- Materials Science
- Creator:
- Rhee, Dongjoon
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_795810 and http://dissertations.umi.com/northwestern:15467
-
- Description:
- The mechanism underlying chronic pain and disability in those with chronic whiplash associated disorders (WAD) is poorly understood. Of the four million people who will seek medical care each year for neck injuries sustained during a motor vehicle collision (MVC), a quarter will develop chronic moderate to severe WAD. Disparate...
- Keyword:
- Magnetization Transfer, Pain, Motor Vehicle Collision, Spinal Cord, Whiplash, and Magnetic Resonance Imaging
- Subject:
- Medical imaging
- Creator:
- Hoggarth, Mark Andrew
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_786190 and http://dissertations.umi.com/northwestern:15431
-
- Description:
- Transcription of nucleic acids (DNA and RNA) is a hallmark of life, taking the information stored within genomic nucleic acids and converting it into a form that is useful for producing the proteins necessary for cellular and organismal function. In eukaryotes, transcription of DNA into messenger RNA (mRNA) requires the...
- Keyword:
- Virology, Paramyxovirus, Cryo-EM, Mediator, Polymerase, and Transcription
- Subject:
- Molecular biology, Biochemistry, and Biophysics
- Creator:
- Abdella, Ryan
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:15490 and etdadmin_upload_797897
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- Description:
- Continuous and coordinated materials discovery efforts have amassed a wealth of knowledge concerning many general classes of materials. The number of known phases of all structure-types, however, is far less than number of possible materials dictated by the elements on the periodic table. Recently, with improved computational abilities and well-developed...
- Keyword:
- Materials Discovery, Solid-State Chemistry, Crystallography, and Synthesis
- Subject:
- Chemistry and Materials Science
- Creator:
- Flynn, Steven Matthew
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:15456 and etdadmin_upload_794308
-
- Description:
- Research on how sleep contributes to memory has blossomed in recent years. These studies have generally focused on whether or not sleep impacts various types of memory independently. An open question is whether sleep interactively influences different memory types. My research focuses on two types of memory—specificity and generalization. Whereas...
- Keyword:
- memory, sleep, generalization, memory consolidation, and targeted memory reactivation
- Subject:
- Cognitive psychology, Psychobiology, and Neurosciences
- Creator:
- Witkowski, Sarah (Sadie)
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:15250 and etdadmin_upload_763727
-
- Description:
- The exchange of information in the brain is accomplished through sequences of action potentials that result from the integration of local microcircuits. Unraveling the connectivity of the neurons that constitute these microcircuits and how they contribute to network activity is vital for understanding how information is relayed through the brain...
- Subject:
- Neurosciences
- Creator:
- Fiske, Michael Patrick
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:15476 and etdadmin_upload_797275
-
- Description:
- This dissertation seeks to explore how physical forces, notably through the use of magnetic nanoparticles and applied fields, can influence the structural outcomes of colloidal crystals engineered with DNA. Chapter 1 describes how both DNA and magnetic fields can direct the assembly of nanoparticles into periodic and sometimes crystalline materials....
- Keyword:
- colloidal crystal engineering with DNA, iron oxide nanoparticles, and magnetic field assembly
- Subject:
- Chemistry
- Creator:
- Urbach, Zachary James
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_790857 and http://dissertations.umi.com/northwestern:15441
-
- Description:
- Human biologists remain invested in the prospect of developing a ‘biocultural synthesis.’ The primary concerns identified in major touchstones of this effort include the presentation of biological function in terms of social relations, understanding the role that humans play in constructing their own environments for development and evolution, and linking...
- Subject:
- Physical anthropology
- Creator:
- Bragg, Jared
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_788891 and http://dissertations.umi.com/northwestern:15439
-
- Description:
- Providing quality transit service to travelers is a constant challenge for transit agencies. The advent of fully-autonomous vehicles (AVs) and their inclusion in mobility service fleets may allow transit agencies to offer better service or reduce their own capital and operational costs. This study focuses on the problem of allocating...
- Keyword:
- public transit, autonomous vehicles, optimization, network modeling, and shared mobility
- Subject:
- Transportation, Civil engineering, and Urban planning
- Creator:
- Pinto, Helen
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_796818 and http://dissertations.umi.com/northwestern:15474
-
- Description:
- The role of mesoscale structure on the properties of functional materials is poorly understood as the influence of mesoscale structure is both complicated and material specific. Thus there is not only a lack of a general understanding of how structure influences emergent properties but also a lack of a general...
- Subject:
- Condensed matter physics
- Creator:
- Barrows, Frank
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_792540 and http://dissertations.umi.com/northwestern:15449
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- Description:
- Advanced wireless soft electronics integrate a wireless power transfer circuit and a small battery. It is skin-compliant, and lightweight accommodating the complex motion of the body. These unique features of the device provide a continuous physiological measurement without discomfort and spatial constraints. Using the device, we can observe and track...
- Keyword:
- health monitoring, health data, wearable technology, sleep study, rehabilitation, and flexible electronics
- Subject:
- Materials Science, Health sciences, and Medicine
- Creator:
- Lee, Kun Hyuck Hyuck
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2020-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- http://dissertations.umi.com/northwestern:15329 and etdadmin_upload_770941
-
- Description:
- As the pursuit for higher performance and lower cost photovoltaics, and for new applications of optoelectronic devices moves beyond crystalline silicon, there are many unique opportunities for materials research into hybrid organic-inorganic, and organic semiconductors. This dissertation focuses on both hybrid organic-inorganic materials and organic materials for optoelectronic applications. In...
- Keyword:
- Perovskite, Self-assembly, and Ferroelectric
- Subject:
- Inorganic chemistry and Materials Science
- Creator:
- Passarelli, James
- Owner:
- Scholarly Digital Publishing
- Language:
- en
- Date Uploaded:
- 04/15/2021
- Date Created:
- 2021-01-01
- Resource Type:
- Dissertation
- Alternate Identifier:
- etdadmin_upload_797908 and http://dissertations.umi.com/northwestern:15491