This open access collection of exemplary graduate and undergraduate work includes nearly forty sub-collections: award-winning capstone projects, faculty-mentored research, and peer-reviewed scholarship. Find theses, dissertations, research projects, posters, presentations, articles, and more.
Search the Collection to find a topic or limit by discipline, keyword, date, or publication.
Student work
- comprises one third of PDXScholar.
- includes all PSU theses and dissertations.
- represents 60% of PDXScholar downloads.
- has been downloaded over 10 million times!
- Popular Content
Top 10 downloads - Undergraduate Research Commons
More than 700 publications in our repository network - Browse the Digital Commons Network
Over 500 colleges & universities in our shared repository
Please see the submission guidelines of each journal/event before submitting an online form.
- Journals
- Conferences & Symposia
- Faculty Nomination Form
- Program-specific Submission Forms
- Undergraduate Research Commons (Beyond PSU)
Organized by discipline, search for "Open to All" publications
- Top Downloads/Streams
- Readership Distribution
- PlumX Metrics
Item-level usage, citations, captures, mentions, and social media posts
Learn More: Portland State Research
Bringing the future into focus through groundbreaking research and scholarship
Theses from 2025
A Study on Fuzzy Time-Series and its Applications to Stock Price Forecasting, Takeshi Stormer
Analyzing National War Propaganda Through Comparison of Diverse Case Studies, Ike Sugitani
The Influence of Ethnic Racial Identity on the Critical Consciousness of Asian American College Students, Aliyah Sukkram
How the U.S. Can Protect Taiwan in the 21st Century, Zachary Surmacz
Assessing Behavioral Health Services in Oregon's Rural Health Clinics, Sanya M. Surya
Psilocybin and Death Anxiety: A Dual-Mechanism Approach to Existential Distress, Annabelle Swain
Is Education Regulation the Solution to Help Lower Substance Use Rates and Substance Use Disorder in Oregon Youth?, Sophia R. Swain
A Fifty-Year Assessment of Historical Planning Processes and Green Space Distribution (1975-2025): A Case Study of Portland, OR, USA, Quadri Olatunbosun Taiwo
Quantitative Analysis Using MRI of Patients That Are High Risk for Pancreatic Cancer, Aqsa Tarik
Decomposition Processes and Insect Indicators in Forensic Investigations, Eli Taylor
Characterizing Secondary Flow Structures Over Scaled Solar Arrays and Investigating Impact of System Yaw Angle, Katie Nicole Taylor
Impacts of Parent Separation Within Siblings: A Literature Review, Araceli Tello Hernandez
The Impact of NICU Death on Bereaved Mothers, Jennie Terranova
Pesticides as Multiple Stressors to Bivalves and Echinoderms, Alexandra Gabrielle Tissot
The Effects of TFEα and Promoter Sequence on Early Events in Archaeal Transcription Initiation, Madolyn Toli
Is Anoxia Tolerance a Common Trait in Fish Cell Lines?, Lori Tran
Mourning Doves: Father's Daughter, Julia Trujillo
From Either-Or to All Together: Integrating Universal and Relativistic Approaches to Belonging and Engagement in the First Year of Middle School, Kristina Shiann Tucker
The Great Eighty: A Selection of Chapters, Loie VanDenBergh
The Impact of COVID-19 on the United States Higher Education System, Phoenix Daniel Van Wormer
What Kinds of Experiences and Activities Contribute to College Students' Sense of Purpose? A Mixed-Methods Study, Katlyn Rochelle Viers
Trauma in the Middle Ages: The Viking Experience of Trauma through Saga, Kagan L. Vogt
When You Know: Essays, Kayla Jewel Vokolek
Investigating Hedgehog Signaling and TH17-Mediated Inflammation in Blau Syndrome: Insights into Chronic Inflammation, Benjamin Volinski