- Electrical engineering (x)
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- Title
- study of optoelectronic properties of thin film solar cell materials Cu2ZnSn(S,Se)4 using multiple correlative spatially-resolved spectroscopy techniques
- Author
- Chen, Qiong
- Date Created
- 2015
- Subjects--Topical
- Electrical engineering
- Description
- Containing only earth abundant and environmental friendly elements, quaternary compounds Cu2ZnSnS4 (CZTS) and Cu2ZnSnSe4 (CZTSe) are considered as promising absorber materials for thin film solar cells. The best record efficiency for this type of ...
- Title
- Wireless Power Transfer for Railway Applications
- Author
- Xu, Xiwen
- Date Created
- 2022
- Subjects--Topical
- Electrical engineering
- Description
- The United States trains have the highest energy demands in rail transport in the world. More than 90% of the trains are powered by diesel, which aggressively impacts climate change. Thus, railway system electrification is a trend to reduce the sp...
- Title
- Visual sonar: Estimating depth using sound waves and neuromorphic cameras
- Author
- Bagepalli, Abhijith
- Date Created
- 2020
- Subjects--Topical
- Electrical engineering
- Description
- This thesis proposes a novel method to recover depth of scene objects using an acoustic source and a calibrated neuromorphic camera or event camera sensor. The proposed system is a non-contact, monocular depth estimation method that observes subtl...
- Title
- Utilizing smart inverter capabilities for management of high penetration renewable distributed generation integration in active distribution networks
- Author
- Chamana, Manohar
- Date Created
- 2016
- Subjects--Topical
- Electrical engineering
- Description
- With a strong indication of high renewable distributed generation (DG) penetration increase in the near future, distribution system operators (DSOs) are burdened with challenges to manage their operation while also trying to solve the power qualit...
- Title
- Utilizing Image Segmentation for the Extraction of Heart Rate Variability in the Pursuit of Updating Mental Health Therapeutic Validity Processes
- Author
- Johnson, Lauren
- Date Created
- 2019
- Subjects--Topical
- Electrical engineering, Cognitive psychology
- Description
- Image and signal processing modalities play critical roles in the diagnosis and treatment efficacy of medical complications in people today. However, these tools have not yet been utilized to aid in the clinical diagnosis or treatment of neurocogn...
- Title
- Understanding the influence of tellurium oxide in the front silver paste on the homogenous high sheet resistance emitter
- Author
- Bezawada, Naga Sai Nirupama
- Date Created
- 2016
- Subjects--Topical
- Electrical engineering, Renewable energy sources
- Description
- To reduce the cost of solar electricity requires highly efficient solar cells. However, the manufacturing of high efficiency solar cells does not match up with the cost. The higher the efficiency, the higher the cost. Thus, the high throughput tec...
- Title
- Understanding the Path to Contact Silicon Solar Cells with 140 Ω/sq High Resistance Emitters
- Author
- Ren, Keming
- Date Created
- 2019
- Subjects--Topical
- Electrical engineering
- Description
- Solar cell electricity can only be attractive if it is cost effective. In order for it to be affordable, the cost of manufacturing the solar cell must be decreased. Both material use and improved efficiency should be addressed in order to realize ...
- Title
- Understanding and Development of Cost-Effective Industrial Aluminum Back Surface Field (Al-BSF) Silicon Solar Cells
- Author
- Chen, Nian
- Date Created
- 2015
- Subjects--Topical
- Electrical engineering, Power resources
- Description
- For the long-term strategy of gradual decarbonization of the world’s energy supply, high penetration of PV electricity is critical in the future world energy landscape. In order to achieve this, solar electricity with competitive cost to fossil fu...
- Title
- Understanding Power System Frequency
- Author
- Cockerham, Brett
- Date Created
- 2016
- Subjects--Topical
- Electrical engineering
- Description
- Frequency of an electrical signal is defined during steady state conditions, although it can be problematic to measure. However, power system frequency can often fluctuate during power swings and other anomalous events. These events can be charact...
- Title
- Ultra-Wideband Contactless Current Sensors for Power Electronics Applications
- Author
- Parsa Sirat, Ali
- Date Created
- 2023
- Subjects--Topical
- Electrical engineering, Electromagnetism
- Description
- Enhanced power density factors can be achieved in the new generation of power electronics by utilizing wide-bandgap semiconductor switching devices with higher switching speeds and lower losses. These characteristics make high-frequency switching ...
- Title
- Ultra Low Power Techniques for Machine Learning on the Edge
- Author
- Hasan, Md Munir
- Date Created
- 2022
- Subjects--Topical
- Electrical engineering, Neurosciences
- Description
- Deep learning has become an integral part of machine learning. It has radically transformed our lives in healthcare, automotive systems, human computer interaction etc. Although, deep learning requires a tremendous amount of compute power and reso...
- Title
- UTILIZATION OF WIRELESS SIGNAL STRENGTH FOR MOBILE ROBOT LOCALIZATION IN INDOOR ENVIRONMENTS
- Author
- Shue, Samuel
- Date Created
- 2017
- Subjects--Topical
- Electrical engineering, Computer engineering, Robotics
- Description
- Localization is a key component of any mobile robot application. For any task a mobile robot might need to perform, precise knowledge of its pose within its environment is critical. Mobile robots employ a multitude of sensors to estimate position,...
- Title
- USE OF BUS-LEVEL ELECTRICAL SIGNALS FOR IMPROVING POWER PLANT OPERATIONS
- Author
- Parikh, Prayag
- Date Created
- 2020
- Subjects--Topical
- Electrical engineering
- Description
- Power plant owners and operators are leveraging advancements in sensor technology and data science to deploy monitoring systems that can potentially improve reliability, increase flexibility, and reduce maintenance costs. In many cases, however, p...
- Title
- UNDERSTANDING AND DEVELOPING FIRE-THROUGH DIELECTRIC CONTACTS ON HIGHLY EFFICIENT SILICON SOLAR CELLS
- Author
- Unsur, Veysel
- Date Created
- 2018
- Subjects--Topical
- Electrical engineering
- Description
- Photovoltaic is a quick and efficient way of responding to the scarcity of fossil fuels and increasing environmental pollution. For the last two decades, photovoltaic technology has been the fastest growing industry among the renewable energy sour...
- Title
- Transient stability enhancement of modern power grid using predictive wide-area monitoring and control
- Author
- Yousefian, Reza
- Date Created
- 2016
- Subjects--Topical
- Electrical engineering, Power resources, Artificial intelligence
- Description
- This dissertation presents a real-time Wide-Area Control (WAC) designed based on artificial intelligence for large scale modern power systems transient stability enhancement. The WAC using the measurements available from Phasor Measurement Units (...
- Title
- Timely updating with intermittent energy and data for multiple sources over erasure channels
- Author
- Daniel, Christopher
- Date Created
- 2021
- Subjects--Topical
- Electrical engineering
- Description
- A status updating system is considered in which multiple data sources generate packets to be delivered to a destination through a shared energy harvesting sensor. Only one source’s data, when available, can be transmitted by the sensor at a time, ...
- Title
- Thermal Management and Electromechanical Noise Suppression in a Portable Josephson Junction Voltage Standard.
- Author
- Singh, Namit
- Date Created
- 2012
- Subjects--Topical
- Mechanical engineering, Electrical engineering
- Description
- A self-contained, fully portable, Josephson junction voltage reference standard system has been designed, developed and tested. The system relies on an active, closed-cycle refrigerator (CCR) cryocooler system and completely eliminates the relianc...
- Title
- The Use of Fractals and Non-Foster Circuits for Wideband Metamaterials and Antennas
- Author
- Smith, Kathryn
- Date Created
- 2015
- Subjects--Topical
- Electrical engineering
- Description
- Implementations of two methods for broadening the performance bandwidth of resonant electromagnetic structures are presented. The first method is the use of non-Foster loading elements, and the second method is the use of fractal geometries. Non-F...
- Title
- The Development of the Toner Density Sensor for Closed-Loop Feedback Laser Printer Calibration
- Author
- Thomas, Keisha
- Date Created
- 2009
- Subjects--Topical
- Electrical engineering
- Description
- A new infrared (IR) sensor was developed for application in closed-loop feedback printer calibration as it relates to monochrome (black toner only) laser printers. The toner density IR sensor (TDS) was introduced in the early 1980's; however, due ...
- Title
- The Design and Analysis of a Magnetic Wheel Encoder for Improving Distance and Throttle Control of an Autonomous All-Terrain Vehicle With an Internal Combustion Engine
- Author
- Phillips, Joseph
- Date Created
- 2022
- Subjects--Topical
- Electrical engineering
- Description
- This work describes the integration of a rotary shaft encoder system through multiple layers of hardware and software abstraction for autonomous control of an All-Terrain Vehicle (ATV). The motor encoder info can be used in junction with the vehic...