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 nearly 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
- Student Journals (Beyond PSU)
- 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/Dissertations from 1992
Teacher Adjustments to Multiple and Continuous Change, Cheryll Brounstein
Minimization of the First-Year Cost of an Active Soil Ventilation System Using Integer Programming Techniques, B. Byrne, Carrie Pak, and Craig Winton
Identification of the Performance Measurement Criteria for Flexible Manufacturing Systems, Tolga Candir, Iffet Irigun, and Mesut Pervizpour
Brainstem Auditory Evoked Potentials in Anuran Amphibians, Marc Brandon Carey
Speaker Preferences of Listening Behaviors that Lead to Perceived Listening : A Pre-condition of Perceived Understanding, Christine M. Carpenter
Spontaneous coherent pulsations in standing-wave laser oscillators : stability criteria, Pitak Chenkosol
A Study of the Association Among the Diagnosis of Speech-Language Impairments and the Diagnoses of Learning Disabilities and/or Attention Deficit Hyperactivity Disorder, Pamela E. Cogswell
Working It Out: ESL Literacy Skills, Strategies, and Systems in the Workplace, Mary Louise Cohn
People, Programs, and Politics: Two Case Studies of Adult Literacy Classes, Rita Collins
Gender differences in conversational style : an experiment in interpersonal communication, Constance M. Cooper
Democratic Ideology, the Frontier Ethos, Medical Practice and Hospital Culture: Pacific Northwest Health-Seekers, Community Health and the Sisters of Providence, Vancouver, WA 1856 - 1879, Susan T.L. Courtney
International Education in the Public Community Colleges of Oregon and Washington, Stephan Ernest Cragg
Determining Major Issues for Initiating a Training and Education Program in Robotics, Tugrul Daim
Comparison of Different Models in Multiple Project Schedulingand Resource Allocation, Tugrul Daim, Niko Hendarsin, Sean McDermant, Leong Poh, and C.P. Saravanabhava
The Use of Laboratory Testing to Understand the Behavior of Collapsible Soil Upon Wetting, Martha H. Denham
Multidimensionality of Power Use in Organizations and its Correlates, Weizhong Dong
A Linear Programming Model to Optimize the Production Schedule for a Compressor Manufacturer, John A. Dorrance, Eric L. Mische, and Sridhar Vadyar
Alzheimer's Disease Caregivers: The Transition from Home Care to Formal Care, Marie Theresa Duncan
Binary Mixtures Near Surfaces, Patrick Dunn
Studies of ecological factors that affect the population and distribution of the western gray squirrel in northcentral Oregon, Susan Ann Foster
Modeling Techniques for Water Supply Forecasting in the Western United States, David Charles Garen
Identifying Quality Function Deployment's Variables, Outcomes, Their Relationships, and Guidelines for Practitioners in the American Automotive Industry, Geoffrey Paul Gilmore
Real Cost of Material Recovery at Transfer Stations, James Goddard
Proteolytic modification of the Ca²-release mechanism of sarcoplasmic reticulum in skeletal muscle, Ute Goerke