• A Tailored Approach to Engineering Solid State Single Photon Sources 

  Klaiss, Rachael (University of Oregon, 2024-01-09)

  Integrated quantum information technologies such as photonic circuits, quantum transducers, and magnetic sensors require robust single-photon sources in precise locations. Solid-state single photon emitters (SPEs) hosted ...
• Binary Black Hole Astrophysics with Gravitational Waves 

  Edelman, Bruce (University of Oregon, 2024-01-09)

  Gravitational Waves (GWs) have quickly emerged as powerful, indispensabletools for studying gravity in the strong field regime and high-energy astrophysical phenomena since they were first directly detected by the Laser ...
• Seek and Ye Shall Find: Machine Learning and Searches for New Physics 

  Bradshaw, Layne (University of Oregon, 2024-01-09)

  The discovery of the Higgs boson confirmed that the Standard Model is the correct description of nature below some high energy scale. However, we know the Standard Model is incomplete and have yet to find significant ...
• Studies of evolution in populations with long-range dispersal 

  Villiger, Nathan (University of Oregon, 2024-01-09)

  Long-range dispersal of offspring is ubiquitous in nature, from seeds that disperse random distances thanks to being carried by animals, to pollen that gets carried long distances by the wind, and even viruses that spread ...
• Building and Characterizing Graphene Nanomechanical Resonator Networks 

  Carter, Brittany (University of Oregon, 2024-01-09)

  Networks of nanoelectromechanical (NEMS) resonators are useful analogs for a variety of many- body systems and enable impactful applications in sensing, phononics, and mechanical information processing. Two main challenges ...
• Searching for Gravitational Waves Associated with Flaring Galactic Magnetars 

  Merfeld, Kara (University of Oregon, 2024-01-09)

  The third observing run of Advanced LIGO and Virgo (O3) took place fromApril 1st, 2019 to September 30th, 2019, and from November 1st, 2019 to March 27th, 2020. The multi-messenger astronomy efforts during O3 included ...
• Boosted Analysis of Higgs Pair Production in the bbτ + τ − Lephad Final State 

  Luongo, Nicholas (University of Oregon, 2024-01-09)

  This dissertation presents the development of a boosted analysis in the searchfor the resonant production of a new heavy scalar X decaying to two Higgs bosons, which is predicted by some Beyond the Standard Model theories. ...
• Easy on the Ions: Photon Scattering Errors from Far-Detuned Raman Beams in Trapped-Ion Qubits 

  Moore, Isam (University of Oregon, 2024-01-09)

  The viability of quantum computers depends on the development of scalable platforms with low error rates. Our "Oregon Ions" group has studied one such scalable architecture proposal including the limitations placed on logic ...
• Principles of Traffic Organization in Ant Transportation Networks 

  Kittell, Justin (University of Oregon, 2024-01-09)

  Collectively, a colony of ants can execute complex and highly organized behaviors, not least of which is the formation of ant ‘paths’ - the steady bidirectional flow of individuals and resources that provides the colony ...
• On Local Mechanical Properties of Thin Pressurized Shells with Combined Geometric and Material Anisotropies 

  Sun, Wenqian (University of Oregon, 2024-01-09)

  Thin elastic shells are ubiquitous in nature. Indentation measurements (i.e., poking) provide a useful way for probing mechanical properties of these shell structures. While spherical and cylindrical shells made of isotropic ...
• Growth and Guidance: A Study of Neuron Morphology and How it is Modified by Fractal and Euclidean Electrodes In Vitro. 

  Rowland, Conor (University of Oregon, 2023-07-06)

  For well over a century, neuroscientists have been studying the inherent ties between neuronal morphology and functionality. Santiago Ramón y Cajal, in his work that ultimately awarded him a Nobel Prize in 1906, established ...
• Direct Experimental Observation of 3D Vortex States in Multilayer Fe/Gd using Scanning Electron Microscopy with Polarization Analysis (SEMPA) 

  Moraski, Rich (University of Oregon, 2023-07-06)

  The global market for power solely for data center usage is estimated to be $12.4 billion by 2027[1]. In 2021, data center electricity consumption was ∼400 TW h, representing almost 2% of the global energy demand[2]. Ongoing ...
• Two Searches for Signals of Dark Matter with the ATLAS Detector in 139 ifb of LHC $\sqrt{s}$ = 13 TeV Proton-Proton Collision Data 

  Gledhill, Galen (University of Oregon, 2023-03-24)

  This dissertation presents two searches for signals of dark matter in an integrated luminosity of 139 ifb of proton-proton collision data collected at a center of mass energy of $\sqrt{s}$ = 13 TeV with the ATLAS detector ...
• Developing a Platform for cQED Studies of Silicon Vacancy Centers in Diamond within the Good-Cavity Limit 

  Pauls, Abigail (University of Oregon, 2023-03-24)

  Silicon vacancy centers (SiVs) in diamond are local defects in the diamond lattice that behave as atomic-like systems with electronic energy levels and optical transitions. The SiV's optical properties and long spin ...
• Nonlinear Light-Matter Interactions with Entangled Photons and Bright Squeezed Vacuum 

  Landes, Tiemo (University of Oregon, 2023-03-24)

  We investigate the role of time-frequency entanglement in nonlinear interactions of both low- and high-gain broadband squeezed vacuum. Our work is motivated by the large body of research proposing the use of time-frequency ...
• Quantum and Semiclassical Calculations of Cavity QED Spectra 

  Tian, Liguang (1994-06)

  In this dissertation we study the interaction of a single atom with a single mode of the electromagnetic field in an optical cavity. We emphasize strong coupling conditions, where the dipole coupling strength is larger ...
• Investigating Multi-Species Interactions and Spatial Structure of Gut-Bacterial Communities using Live Imaging 

  Sundarraman, Deepika (University of Oregon, 2022-10-26)

  Animal intestines harbor hundreds of microbial species that play a crucial role in host health and development. Despite their importance, many questions about the rules that govern community assembly in these complex ...
• Environmental Noise in Gravitational Wave Detectors and the Search for Gravitational Wave Signals Associated with Gamma-Ray Burst During LIGO'S Third Observing Run 

  Nguyen, Philippe (University of Oregon, 2022-10-26)

  This dissertation describes methods used for characterizing the sources and effects of environmental noise in Advanced LIGO detectors from the end of the second LIGO-Virgo observing run through the end of the third observing ...
• A Search for Emerging Jets in the Dijet Invariant Mass Spectrum Using 139 ifb of Proton-Proton Collision Data at a Center-Of-Mass Energy of 13 TeV With the ATLAS Detector 

  Kilgallon, Aaron (University of Oregon, 2022-10-26)

  A search for emerging jets in the dijet topology is presented here using 139 ifb of √s = 13 TeV Run 2 ATLAS proton-proton collision data. Emerging jets constitute a class of dark jet models that have long-lived hadronization ...
• Hidden Dark Sectors: Jet Substructure and Effective Field Theories 

  Doss, Joel (University of Oregon, 2022-10-04)

  The search for physics beyond the Standard Model is a daunting task. As parameter spaces for compelling models shrink, there is motivation for more radical concepts. However, there is a need for understanding the structure ...

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