R. P. Callahan

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    A[R. P. Callahan]
    AC["Associated Concepts (25)"]
    AW["Authored Works (14)"]
    CA["Linked Co-Authors (22)"]
    CI["Linked Collaborating Institutions (26)"]
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ORCiD

https://orcid.org/0000-0002-0091-3446

OpenAlex ID

https://openalex.org/A5081883429 (API record)

Associated Concepts [?]

• Geology
• Biology
• Paleontology
• Geomorphology
• Engineering
• Geotechnical engineering
• Geochemistry
• Environmental science
• Physics
• Weathering
• Ecology
• Soil science
• Seismology
• Materials science
• Hydrology (agriculture)
• Composite material
• Organic chemistry
• Earth science
• Chemistry
• Bedrock
• Tectonics
• Porosity
• Geophysics
• Geography
• Ecosystem

Authored Works

sorted by decreasing year, and then by display-name

• Understanding the deep critical zone in the South Carolina Piedmont using borehole sampling and imaging
• Steady-state Erosion and Soil Production in the South Carolina Piedmont Inferred from Cosmogenic Nuclide Depth Profiles
• Deep critical zone weathering influenced by rock damage from active faults: Implications for catchment water balances
• Characterizing Deep CZ Structure and Saturation in the Piedmont using P-wave and S-wave Seismic Refraction
• Variation in Hillslope Sediment Size Controlled by Differences in Subsurface Weathering in a Transient Piedmont Landscape, South Carolina, USA.
• URGE Pod Outcomes for the AGU EPSP Section
• Panola Mountain revisited: intensive geophysical and geochemical studies reveal the structure of the deep critical zone at a classic hydrologic study site
• Lessons learned from the AGU EPSP URGE pod on how to structure an equitable, inclusive, and safe committee space
• Interpreting critical zone properties from near-surface geophysics and rock physics modeling: Progress, challenges, and prospects
• Growing an Oasis: The Role of Trees in Driving Regolith Production in a Bedrock Landscape, Panola Mountain, Georgia
• Geophysical imaging reveals lithologic controls on weathering at the Panola Mountain Research Watershed, Georgia, USA
• Differing Subsurface Fracture Characteristics Inferred from Ground Penetrating Radar at Two Granitic Sites in the Southern Sierra Nevada, California
• Controls on critical zone thickness in the Appalachian Piedmont: lithology, vegetation, and state of stress
• Connecting the deep and shallow critical zone: Quantifying inherited heterogeneity of the CZ structure

Linked Co-Authors

• Bradley J. Carr
• Brady Flinchum
• C. S. Riebe
• Ciaran J. Harman
• D. L. Roth
• D. Litwin
• Dorothy J. Merritts
• Harihar Rajaram
• Hima J. Hassenruck‐Gudipati
• J. L. Hayes
• Jeffrey Kwang
• K. M. Hill
• Kamini Singha
• Ken L. Ferrier
• L. S. Sklar
• Lisa Luna
• M. A. Zimmer
• N. M. Gasparini
• Robert Mahon
• Seulgi Moon
• W. Steven Holbrook
• Xin Sun

Linked Collaborating Institutions

• Clemson University, South Carolina
• Colorado School of Mines
• Concordia University, Canada
• Dartmouth College, New Hampshire
• Dickinson College, Pennsylvania
• Duke University, North Carolina
• Franklin and Marshall College, Pennsylvania
• Johns Hopkins University, Maryland
• Pennsylvania State University
• San Francisco State University, California
• Tulane University, Louisiana
• UMass Amherst
• University of British Columbia, Canada
• University of California, Los Angeles
• University of California, Santa Cruz
• University of Kentucky
• University of Maryland, College Park
• University of Minnesota, Twin Cities
• University of New Orleans, Louisiana
• University of North Dakota
• University of Potsdam, Germany
• University of Texas, Austin
• University of Wisconsin, Madison
• University of Wyoming
• Virginia Polytechnic Institute and State University
• Yale University, Connecticut

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