Digital Commons Network^™

Protein Digestibility Impacted By Bacillus Coagulans, Pasteurization And Protein Source In Ready-To-Drink Protein Beverages, Samantha L. Bass, Samantha L. Bass

Master's Theses

The goal of this study was to assess how to maximize the digestibility of protein in protein beverages utilizing various protein sources, differing temperature/storage combinations, and the addition of probiotics (Bacillus coagulans). The protein sources used included 3 milk proteins and 2 plant protein sources (micellar casein, milk protein concentrate, reduced-calcium milk protein concentrate, pea protein isolate, and soy protein isolate). Soy protein isolate was chosen because it is readily available and commonly used as a plant protein alternative. Pea protein isolate was chosen because it is a non-allergen, and similarly, it is readily available. Milk protein concentrates …

Assessing Arterial Compliance: Utilizing A Surrogate Arm Bench Top Model For Oscillometric Blood Pressure Monitoring, Krystal Cardenas

Master's Theses

A study was conducted to evaluate the compliance of artificial artery systems utilizing an adaptation of the Yong-Geddes Surrogate Arm model, composed of a blood pressure cuff, artificial artery, pressure transducers, and flow to replicate physiological conditions to validate oscillometric non-invasive blood pressure measurement methods. The experiment phases included tube, blood pressure cuff, and the surrogate arm compliance tests both in static and dynamic conditions. Tube compliance tests showed that larger diameters resulted in increased compliance, with Sample 1 (smaller inner diameter, ID) resulting in an average compliance of 0.0912 mL/mmHg, and Sample 2 (bigger ID) resulting in 0.1597 mL/mmHg. …

Aged 539 Graduate Internship Report - Avenal High School, Ryan D. Deaver

Agricultural Education: Graduate Internship Reports

This report includes documentation that Avenal High School meets the quality criteria required for High School Agriculture Education Programs. The documents are used for reviewing a school as well as applying for grant funding through the Agriculture Incentive Grant. There are supporting documents provided to show proof of things that are being done as well as areas that may need improvement.

Optimizing Action Jrpg Combat For A More Engaging Experience, Jeffer Ng

Computer Science and Software Engineering

The purpose of this project is to introduce a more engaging combat system for many JRPGs with real-time combat. Most games of this genre have similar combat systems, making it dull. Understandably, the game’s primary focus is world-building. As long as players feel immersed in the world, that is what makes a great RPG. However, combat is equally important to the immersion. Some JRPGs follow a similar combat script or style: a party of four, each with unique abilities and fighting styles, gets swapped based on the context to combo enemies and deal the maximum amount of damage. While it …

Evaluating Campus Safety: Insights From Cal Poly Students, Demaree E. Lewis

Communication Studies

Campus safety is a major concern for students and faculty, especially in light of a few recent incidents at Cal Poly. This study explores students’ overall perceptions of safety, thoughts on Cal Poly’s method of communicating with students about crises, and the selection process of Resident Advisors (RA) on campus. Using a mixed methods approach, a survey collected responses from 125 students at Cal Poly, analyzing both qualitative and quantitative data. Analysis showed significant gender differences, with women reporting lower feelings of safety, satisfaction of Cal Poly crisis communication efforts, and overall lower trust in RA’s and Cal Poly’s vetting …

Circular Restricted Three Body Manifold Trajectories Via Koopman Operator Theory, Lindsey Langton

Master's Theses

There are a multitude of computational techniques capable of modeling the behavior of nonlinear dynamic systems over time. In the field of astrodynamics, the most frequently used tools are numerical integrators, specifically Runge-Kutta algorithms. These algorithms have successfully produced numerous two-body trajectories, as well as an increasing number of three-body trajectories when two-body dynamic models fail to produce Δv values within the realm of mission feasibility. Koopman operator theory is an alternative method for modeling nonlinear dynamic behavior that captures an approximation of a nonlinear dynamic system on a defined basis in the Hilbert space. The Koopman operator is an …

Efficacy Of Immersive Virtual Reality Gameplay In Environmental Attitude Change: The Case Of Abandoned Offshore Oil Platforms In Santa Barbara, Arun Prasad Srinivasan Manoharan

Master's Theses

Public perception plays an important role in shaping conservation policies and decisions, especially in contested environmental spaces. Offshore oil platforms, historically viewed as environmental hazards, have been found to serve as marine habitats that support diverse marine life. However, public perception remains largely negative, influenced by concerns over pollution from past oil spill accidents. Traditional environmental education methods, such as lectures and documentaries, often fail to engage audiences effectively or shift entrenched opinions. This study explores the efficacy of immersive Virtual Reality (VR) gameplay in changing environmental attitudes, specifically in the context of abandoned offshore oil platforms in Santa Barbara, …

Performance Of Neural Networks On Fpga For Embedded Devices Using Hls4ml Framework, Alam N. Romo Lopez

Master's Theses

As machine learning models such as neural networks are investigated for their applications across many fields, the demand for models that can be implemented on an embedded device grows. Field Programmable Gate Arrays (FPGAs) have become an attractive option for implementing these models in hardware. This thesis considers the viability of FPGA implementations for machine learning on low-resourced embedded systems. The hls4ml project is a promising prospect for machine learning on FPGA devices. To test hls4ml, we used a model trained on the MNIST digits dataset, which was then synthesized for the PYNQ-Z2 device. We fine tuned the performance by …

Stylezine: The Intersection Of Tech And Fashion, Saiyushi Kumar

Graphic Communication

Using my passion for web development, branding and fashion, I created a website that functions as a fashion resale platform tailored towards college students. My goal was to create a community where like-minded individuals can connect, while reducing fashion’s footprint on the planet. Currently, fast fashion is responsible for 10% of all carbon emissions, and garment workers often earn as little as $200 a week (Hardy, 2024). As younger generations become more aware of these impacts, the demand for slow fashion and second-hand shopping continues to grow. Through this project, I raised awareness about sustainable fashion, reduced the industry’s environmental …

Releaf By Design: Eco Conscious Cannabis Packaging, Abigail Jane Fleishman

Graphic Communication

ReLeaf is an innovative project that explores the dynamic intersection of sustainability and functionality in cannabis packaging. This project explores the urgent need for environmentally responsible solutions in an industry often reliant on single-use plastic. This project uses an innovative lens to research current eco-friendly packaging using kraft paperboard tubes, ultraviolet glass jars, and post-consumer recycled (PCR) plastics. This project aims to create a packaging solution that meets industry safety standards while appealing to eco-conscious consumers by prioritizing recyclability, biodegradability, aesthetic design, and compliance with safety regulations. The branding strategy, embodied in the name “ReLeaf,” emphasizes the therapeutic benefits of …

Float Element Design, Bryn Lewis

Liberal Arts and Engineering Studies

I have spent the last three years as a Design team member of Cal Poly Rose Float, the last year as a Design Lead. As a member of the design team, I followed blueprints, bent pencil steel into shape, and welded those pieces together. I worked as part of a team, and eventually led my own small team. Cal Poly Rose Float teaches its members many skills and abilities. Not just bending and welding metal, but also teamwork and leadership skills. However, it doesn’t teach us everything. Every leadership member gives input on the overall theme and design of the …

Urban Planning For Regional Food Equity, Miriam Caroline Sullivan

City and Regional Planning

47 million people, including 14 million children, face food insecurity in the United States of America annually. Defined by the United States Department of Agriculture (USDA) as: when people don’t have enough to eat and don’t know where their next meal will come from. Food insecurity is a systemic issue caused by systems greater than any individual failure. Poverty and unemployment, lack of affordable housing, chronic public health issues, racism and discrimination all play a role in the state of American food security (Feeding America, n.d.). A tenet of this research and project development is the right of all people, …

Realistic Bionic Arm Development For Transradial Amputation, Bailey A. Wall, Lilly Noel Curdy, Ruthie Mccall, Courtney Mahoney, Andres Trejo

Biomedical Engineering

The VeraLimb realistic bionic arm is intended for use by individuals with a trans-radial amputation or congenital limb deficiency below the elbow to provide functional hand and arm movements. This advanced prosthetic device is designed to mimic a biological hand's natural motion, dexterity, control, and aesthetic, giving the user a higher sense of restored limb functionality. It offers an experience that closely restores motor function in a way that resembles having a natural hand rather than interacting with a mechanical device. The VeraLimb is suitable for daily activities, allowing users to grasp, manipulate, and interact with objects. It is designed …

From Digital To Print: Investigating Ink And Paper Combinations In Photographic Printing, Jacquelyn Lily Bostock

Graphic Communication

The significance of this project lies in its potential to deepen the understanding of how paper choice influences color reproduction in printed photographic works. As digital photography continues to advance, the demand for high-quality physical prints remains strong, requiring photographers and designers to carefully consider how materials impact the final image. This research provides valuable insights into how different paper substrates—specifically silk text stock and satin text stock—affect color accuracy, vibrancy, and tonal subtleties when printed using a standardized color management workflow.

By highlighting the interaction between printer limitations and paper characteristics, this project helps photographers and print professionals make …

Gather: Combating Food Insecurity With Accessible Solutions, Claudia Maldonado

Graphic Communication

t Throughout my college experience, I have met countless students struggling to maintain a healthy lifestyle, in large part because they do not have the resources to cook healthy meals, are on tight budgets, lack transportation, and simply do not have the time. Through my senior project, I aim to address the issue of food insecurity for college students by completely redesigning and prototyping a concept developed collaboratively with my team members, Callie Russo and Reilly Yuen, during the UX Fest SLO competition (Maldonado, Russo, & Yuen, 2024). This intuitive app, Gather, would link food-insecure college students' CalFresh profiles to …

Muon Veto Panel Uniformity Tests At Yale Wright Laboratory For The Cuore And Cupid Experiments And Visualizing Dirac Spinors In The Chiral Basis With The Bloch Sphere, Reagen Neeva Garcia

Physics

This senior project is divided into three sections that describe my path and experiences in under graduate research. The first provides an introduction to the field of particle physics and the search for neutrinoless double beta decay (0νββ) with the Cryogenic Underground Observatory for Rare Events (CUORE) experiment, as well as its upgrade, CUPID (CUORE Upgrade with Particle IDentification). The second section details my contributions to these experiments, including my summer working at Yale’s Wright Laboratory on R&D for the CUPID experiment. In this section I describe my work on the experiment’s muon veto system and on light detector development …

Operating Room Forcing Function, Olivia Rankin, Makena Moragne, Sasha Rovinsky

Biomedical Engineering

The Operating Room Forcing Function system aims to address the persistent issue of wrong-site, wrong-procedure, and wrong-patient errors (WSPEs) in surgical settings. WSPEs are largely caused by circumvention of the timeout procedure (a planned pause before incision to stop and confirm crucial details of the procedure to be performed known as ‘The Universal Protocol’). The goal set forth by our sponsor, Dr. Robert Turbow, is to develop a lock-out mechanism that requires a timeout to be performed by all appropriate personnel before an operation can begin.

Hospitals are extremely complex systems with competing values, productivity pressures, fast paced work, tight-coupled …

The Suture Guide, Nicole Schnettler, Ciara Murphy, Jocelyn Corona Cabrera

Biomedical Engineering

In the surgical field and specifically wound closure, there is a growing demand for techniques that allow surgeons to quickly, accurately, and ergonomically close surgical wounds while still optimizing patient recovery and not compromising the cosmetic appearance in wound closure. Currently more advanced and developed products exist for laparoscopic suturing, but not for superficial suturing. This project aims to find a way to close the most superficial layer of the skin in surgical incisions that is faster and more comfortable than current suturing techniques. The design process began with stakeholder interviews and market research, identifying key shortcomings of current manual …

Space Crash, Tyler T. Le

Computer Science and Software Engineering

Space Crash is a game made using Unity Game Engine which utlizes a rollback netcode in order to handle online multiplayer. The purpose of such netcode is to predict user inputs accross the server in order to cause less delay between players who are playing through the network.

Vanlife Desalination, Emily Rhee, Tomas Franco, Marco Jimenez

Mechanical Engineering

Van life can be defined as the unconventional lifestyle of living in a car, van, or motor vehicle. Living in a motor vehicle allows for you to effectively live in whatever location you deem fit, and with that comes certain standards that need to be met; one being fresh potable water used for drinking, hygiene, and basic living. The scope of this project is to design a system that can effectively remove salt from seawater (desalinate) and can be integrated into a van that can be used for off-grid living.

In this project we worked to create a design that …

Development Of Planetary Drive System For Formula Sae Electric Race Car, Brian Wong, Bradley Maruoka, Joshua Charles Fine, Madison Kai

Mechanical Engineering

Hub motors are compact electric motors mounted directly on each outboard wheel hub. Utilized in Formula SAE and Formula Student vehicles, this configuration offers several advantages over traditional drivetrains, including packaging optimization within the chassis, vehicle traction, and improved efficiency. Although hub motors are not yet common in 4WD vehicles, they are being explored for use in EVs and may become more common in the future. Every year, Cal Poly Racing FSAE designs and builds a formula-style race car. To improve drivetrain performance, the team is investigating the achievability of a hub motor 4WD drivetrain, requiring extensive research, development, and …

Religious Spaces Reimagined: Adaptive Reuse And Community Integration In Suburbs, Emily Fischer

City and Regional Planning

Tucked away in a quiet pocket of Los Angeles adjacent to Downtown known as Pico Union, a historic synagogue sat mostly empty, its congregation having long since moved on. But in 2013, the building was given a new purpose. The Pico Union Project transformed it into a multifaith and cultural center, turning what was once an underused space into a thriving community hub. Guided by the Jewish principle of ‘love your neighbor as yourself,’ its mission is to uplift and empower diverse communities through arts, social justice, and service. Now, on any given day, families stop by to pick up …

Pre-Vent Cpap Belly Device, Brandon D. Nguyen, Cameron A. Zipper, Eugina Lee

Biomedical Engineering

The CPAP Belly Pre-Vent device was developed to prevent stomach distension caused by Continuous Positive Airway Pressure (CPAP) treatment in premature neonatal patients under 2 kg. CPAP therapy provides critical respiratory support but can lead to air accumulation in the stomach due to esophageal insufficiency. This accumulation, known as CPAP belly, can interfere with lung expansion and feeding efficiency. The goal of this project was to design, develop, and test a device that passively vents excess air from the stomach to alleviate these issues.

The main phases of the project consist of identifying customer requirements and translating them to engineering …

University Avenue Bike Plan, Emma Meyer

City and Regional Planning

The University Avenue Bike Plan provides recommendations for bicycle infrastructure along the 1.7-mile University Avenue corridor in Palo Alto, California. The plan includes background, existing conditions, community engagement, alternatives of conceptual designs, and implementation tools. The University Avenue Bike Plan builds on Palo Alto's Bike and Pedestrian Transportation Plan and informs the multiple University Avenue related projects and plans that are underway.

Urban Agriculture Technical Advisory, Katherine Rose Ivanjack, Kylie J. Preciado

City and Regional Planning

This project serves as a senior capstone, aimed at exploring the potential of urban agriculture to address critical challenges in sustainability, food security, and community development within California cities. This project highlights practical and innovative approaches to urban farming that can be adopted or adapted to suit the unique needs of urban areas across the state.

Risc-V Gpu Acceleration On Low-Cost Embedded Systems, Fadi M. Alzammar

Master's Theses

The Vortex project from Georgia Institute of Technology was created to provide an open-source hardware and software GPGPU research platform based on RISC-V. Skybox was introduced as an extension to Vortex to provide dedicated support for 3D graphics rendering acceleration as a complete GPU platform. This work presents contributions to the render output unit of Skybox, including the development of a blend unit, cache bypassing mechanisms, and performance monitoring metrics. With these, Skybox has succeeded in its goal of accelerating graphics rendering on RISC-V platforms. This work also establishes a foundation for adapting Vortex to low-cost embedded platforms such as …

Treating Ground Water For Agricultural And Individual Consumption, Gabby Miller, Bronson Scott, Michael Clawson

Biomedical Engineering

This project, conducted in collaboration with Cal Poly seniors and Da Vinci High School students, aims to develop a solar-powered groundwater purification system. This system is designed to provide clean water for agricultural use and individual consumption, addressing the growing concerns of groundwater contamination and accessibility needs. The final prototype integrates a gravity filtration system combined with chemical purification, utilizing aluminum sulfate and chlorine to remove particulates, bacteria, and organic compounds.

The research phase involved an extensive review of groundwater contamination issues, existing filtration technologies, and market analysis. Key design constraints included cost-effectiveness, ease of maintenance, and minimal energy consumption, …

Peripheral Vagus Nerve Stimulation (Pvns) Device For Epilepsy, Logan P. Beckstrand, Alexander P. Crary, Grace E. Heller

Biomedical Engineering

Our research team developed a PVNS for Epilepsy device which is intended to act as a preventative measure against seizures for patients with epilepsy. The device is a less invasive alternative to the VNS device on the market using electroacupuncture at the Shenmen and Xin points along the posterior pinna to stimulate the vagus nerve.

Sprinter Start Block Training Aid, Kayla Lovejoy, Kevin Almontes

Biomedical Engineering

Currently, track and field sprinters ranging from beginner level to world-class have no practical tool that provides quantitative feedback of value on quality of start and quality of the three distinct phases of their sprint race, such that they can quantify the value of their adjustments. Our team will create a device that integrates with the sprint starting block to provide quantifiable data on the quality of a sprinter’s start. This Statement of Work describes drawbacks of current solutions, existing patents, customer requirements, engineering specifications, and our project plan.

Maglock - Electromagnetic Pedal Aid For Amputees, Minh Vo, Matthew Chew

Biomedical Engineering

For this project, we aimed to design components that could easily be swapped out and into vehicles, which would help them accomplish the task of locating and securing a prosthetic foot to a bike and/or car pedal. A common problem among cyclists and drivers with prosthetic legs is their foot slipping off the pedal while in use; these components could be used for other common applications such as cars, bikes, etc. Stakeholders for this product included automotive companies and handicap product distributors. The focused objective is to provide dexterity and quick attach/detach support for cyclists and drivers with lower limb …