Faculty & Research Scientists
|James A Austin|
Stratigraphic evolution of a wide range of marine and lacustrine environments around the world
|Jaime D Barnes|
Stable isotope geochemistry, metamorphism and volatile transport in subduction zones, fluid-rock interaction and metasomatism, geochemical cycling, stable chlorine isotopes
Mechanics and kinematics of deformation in continental lithosphere, rheology of the crust and upper mantle, mechanisms of strain localization, experimental rock mechanics, tectonic geomorphology and long term slip rates on large-scale strike-slip faults.
|William D Carlson|
Field, analytical, and experimental studies of metamorphic petrogenesis, with emphasis on the rates and mechanisms of metamorphic reactions. Geological applications of high-resolution X-ray computed tomography. Analytical and computational studies of intracrystalline and intergranular diffusion.
|Elizabeth J Catlos|
The geological evolution of the Turkey (various regions), Himalayas (India and Nepal), south India (Tamil Nadu), and Slovakia (Carpathians); models for heat, mass, and fluid flow along tectonic structures; developing techniques for isotopic microanalysis; applying mineral equilibria to estimate environmental conditions during dynamic recrystallization; accessory mineral geochronology; stone decay and deformation mechanisms. Overall, I am interested in developing and applying petrochemical and geochemical techniques to the study of lithosphere dynamics.
|Peter P Flaig|
Research Focus: North Slope-Alaska, Central Transantarctic Mountains-Antarctica, Canada, Cretaceous Western Interior Seaway of North America - Clastic sedimentology - Fluvial sedimentology - Paleoenvironmental reconstruction of continental to shallow-marine systems using sedimentology, stratigraphy, architecture, and ichnology in outcrop studies - Photography and high-resolution imagery (e.g. LiDAR, GigaPan) of clastic systems - Paleopedology - Remote logistics.
|James E Gardner|
Volcanology, volcanic eruption processes, magmatic processes, experimental petrology, volatiles in magmas, degassing of volatiles from magmas, control of degassing behavior on volcanic eruptions and formation of ore bodies
|Sean S Gulick|
Studies of convergent margins to examine tectonic influences, structural deformation, fluid flow, and earthquake hazards; imaging and geologic sampling of in situ tectonic and crater laboratories: microplates, triple junctions, transitional plate boundaries, and bolide impacts; and quantitative high-resolution marine geological and geophysical studies of tectonic and climate interactions on glaciated orogenic margins.
|Mark A Helper|
Dr. Helper is a field geologist, a generalist whose interests span igneous and metamorphic petrology, structural geology, tectonics, mineralogy and planetary field geology. His current research explores geochemical and isotopic similarities of Proterozoic and Archean crust in East Antarctica and the southwestern U.S., the Precambrian geology of Texas, and the origin of epidote blueschists in the Klamath Mountains of northern California. Recent senior honors theses under his supervision have examined the mineralogy of Texas ...
|Brian K Horton|
Tectonics of sedimentary basins, evolution of orogenic systems, sediment provenance and routing systems, nonmarine depositional processes.
|Michael R Hudec|
Salt tectonics, 3-D computer modeling, kinematic models for evolution and growth of salt structures, structural geology, cross-section restoration and balancing, seismic interpretation
|Martin P Jackson|
Salt tectonics, diapirism, tectonics of sedimentary basins, structural analysis of experimental models, reflection seismic.
|Eric W James|
Isotope geochemistry, igneous petrology, analytical chemistry
|Joel P Johnson|
Process geomorphology, feedbacks between channel morphology and hydrology and sediment transport, landscape sensitivity to climate and lithology, bedrock river erosion, flash floods, arroyo erosion, canyon formation, debris flows, environmental monitoring and sensor networks, laboratory flume experimentation, numerical modeling, tsunami sediment transport and deposition.
|John C Lassiter|
Earth's origin and evolution, isotope and trace element geochemistry, the role of crust and lithospheric mantle recycling in the generation of mantle chemical heterogeneity, the origin and distribution of water and other volatile elements in the Earth's interior, and the thermal and chemical evolution of the Earth's core and core/mantle boundary
|Stephen E Laubach|
Structural diagenesis, structural geology, fracture analysis, fluid inclusion and cathodoluminescence studies, rock mechanics, mechanical and fracture stratigraphy, hydrocarbon exploration and development in deep and/or structurally complex areas, tight gas sandstone, coalbed methane, shale gas; geologic aspects of hydraulic fracturing, application of borehole-imaging geophysical logs to stress and fracture evaluation, structural evolution of North American Cordillera, fracture history of NW Scotland, regional fracture studies Argentina.
|Luc L Lavier|
Tectonics; the structural and geodynamical evolution of continental and oceanic rifts, as well as collisional environments; numerical techniques to model tectonic processes on crustal and lithospheric scales; deformation; subduction
|Kirk D McIntosh|
Structure and development of continental margins along convergent and transpressive plate boundaries; sediment accretion, subduction, and erosion at convergent margins; forearc and backarc extension and compression; fluid dynamics in accretionary prisms; shallow-subduction seismicity
Structural petrology, field-oriented structural geology, the evolution of complexly deformed terranes, strain analysis, deformation mechanisms, the interaction between chemical and physical processes during deformation
|Ian O Norton|
Plate tectonics, structural evolution of continental margins, reconciliation of observations from structural geology with regional tectonics
Thermo-/Geochronology, Tectonics and Structural Geology, Isotopic Provenance Analysis, Archeometry, Geothermal Exploration, and Thermal Maturation
Crustal deformation, GPS/Geodesy, active plate boundary processes, subduction tectonics, geohazards
|Owen A Anfinson|
Specializes in the use of heavy mineral geochronology and thermochronology to understand the geologic evolution of sedimentary basins and their source regions. Past Research Topics Include: Ph.D.- New Insights into Arctic Tectonics: U-Pb, (U-Th)/He, and Hf Isotopic data from the Franklinian Basin, Canadian Arctic Islands; M.S.- Sediment Sources for Catastrophic Glacial Outburst Flood Rhythmites and Quaternary Eolian Deposits at the Hanford Reach National Monument, Washington; B.A.- Stratigraphy and ...
|Elizabeth J Cassel|
The interactions between tectonics, climate, and erosion; Earth surface processes; tectonic geomorphology; stable isotope geochemistry and its applications to paleo-elevation, -climate, and -hydrology; fluvial and alluvial depositional environments; sediment provenance and drainage evolution through detrital mineral geochronology; sedimentology and stratigraphy; major, trace element, rare earth element, and stable isotope compositions of volcanic glass; Laramide tectonics and drainage system responses.
|Eric D Kelly|
Metamorphic petrology; mineralogy; geochronology; thermodynamics; mineral chemical zoning; disequilibrium crystallization; crystallization kinetics including nucleation rates, diffusion rates, and interfacial energies of crystal nucleation; numerical models of metamorphic processes used to extract fundamental constraints on crystallization and geologic history; P-T-t path construction
|Jeffrey H Marsh|
I am broadly interested in Earth surface system evolution, thus my research focuses on sedimentary geology, geochemistry, and paleontology. My field-based projects utilize integrative methods that include detrital zircon geochronology and provenance, carbonate isotope geochemistry, paleontology and biostratigraphy.
|Andrew J Smye|
Radiogenic isotope systematics of metamorphic rocks; U-Th-Pb geochronology; 40Ar/39Ar thermochronology; Thermal models of crustal evolution; Metamorphic petrology; Phase equilibria calculations; Exhumation mechanisms; Subduction-related devolatisation; Fluid--mineral/rock interaction