Christopher Harper (he/him)

Tagline:Earth Science PhD, University of Oregon 2025-2027 NSF EAR-Postdoctoral Fellow

Eugene, Oregon, USA

personal photo of Christopher Harper (he/him)

About Me

I am a recent PhD graduate from the University of Oregon, Department of Earth Science, working with Leif Karlstrom as an NSF EAR-postdoctoral fellow. My research focuses on how physical and statistical scales shape our understanding of Earth systems. In my dissertation, I developed minimal models to uncover emergent dynamics in granular flows and designed statistical frameworks to extract robust inferences from incomplete volcanic eruption records. As an NSF-EAR Postdoctoral Fellow, my current work centers on volcanic record completeness, where I aim to quantify the informational limits of eruption chronologies and develop methods for comparing records across diverse temporal resolutions and levels of preservation

Beyond research, I enjoy cooking, reading fiction, and drinking coffee with my partner and two cats. 

Education

  • PhD

    from: 2018, until: 2025

    Field of study:Earth ScienceSchool:University of OregonLocation:Eugene, Oregon

  • Bachelor of Science

    from: 2010, until: 2015

    Field of study:Applied MathematicsSchool:Georgia TechLocation:Atlanta, Georgia

  • Bachelor of Science

    from: 2010, until: 2015

    Field of study:Applied Language and Intercultural Studies (Chinese)School:Georgia TechLocation:Atlanta, Georgia

Publications

  • Role of compressional dynamics in setting the scale-dependent rheology of granular flows: An explanation for the emergence of thin layer stability

    Journal ArticlePublisher:American Physical Society (APS)Date:2025
    Authors:
    Christopher HarperJosef DufekEric Breard
    Description:

    Locating the origins of emergent phenomena in granular flows through particle deformation

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  • A Novel Area-Based Methodology to Deriving an Intrinsic Length Scale of Clustering for Variety of Volcanic Fields

    Journal ArticlePublisher:Bulletin of VolcanologyDate:2024
    Authors:
    Rebecca BussardChris HarperKathy CashmanLeif Karlstrom
    Description:

    Voronoi tessellation-based method for characterizing volcanic fields.

Research Interests

  • Granular Physics
  • Volcanic Systems
  • Emergent Phenomenon
  • Probability, Stochastics, and Statistics

Curriculum Vitae (CV)

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