à£à£Ö±²¥Ðã

Ph.D. in Oceanography (Marine Geology and Geophysics), Massachusetts Institute of Technology/Woods Hole Oceanographic Institution Joint Program in Oceanography, (2001)

B.A. in Environmental Sciences, University of Virginia, (1995)

Expertise

Research Interests

Numerical modeling of marine geological and geophysical fluid flow processes. Marine geophysics and geodynamics of ocean ridges, hotspots, and large igneous provinces. Continental shelf geology and geophysics. Geoscience data visualization and education.

Articles

Dordevic, M. and Georgen, J. (2016). Dynamics of plume - triple junction interaction: Results from a series of three-dimensional numerical models and implications for the formation of oceanic plateaus. Journal of Geophysical Research 121 (3) , pp. 1316-1342.

Georgen, J. (2014). Interaction of a mantle plume and a segmented mid-ocean ridge: Results from numerical modeling. Earth and Planetary Science Letters 392 , pp. 113-120.

Nicholson, B. and Georgen, J. (2013). Controls on crustal accretion along the back-arc East Scotia Ridge: Constraints from gravity and bathymetry data. Marine Geophysical Research 34 (1) , pp. 45-58.

Georgen, J. (2011). Lithospheric control on the spatial pattern of Azores hotspot seafloor anomalies: Constraints from a model of plume-triple junction interaction. Geophysical Research Letters 38 (19).

Georgen, J. and Sankar, R. D. (2010). Effects of ridge geometry on mantle dynamics in an oceanic triple junction region: Implications for the Azores Plateau. Earth and Planetary Science Letters 298 (23-34).

Georgen, J. (2008). Mantle flow and melting beneath oceanic ridge-ridge-ridge triple junctions. Earth and Planetary Science Letters (270) , pp. 231-240.

Georgen, J., Kurz, M., Dick, H. and Lin, J. (2003). Low 3He/4He ratios in basalt glasses from the western Southwest Indian Ridge. Earth and Planetary Science Letters 206 (3) , pp. 509-528.

Georgen, J. and Lin, J. (2003). Plume-transform interactions at ultra-slow spreading ridges: Implications for the Southwest Indian Ridge. Geochemistry, Geophysics, Geosystems 4 (9).

Georgen, J. and Lin, J. (2002). Three-dimensional passive flow and temperature structure beneath oceanic ridge-ridge-ridge triple junctions. Earth and Planetary Science Letters 204 (1) , pp. 115-132.

Georgen, J. (2001). Evidence from gravity anomalies for interactions of the Marion and Bouvet hotspots with the Southwest Indian Ridge: Effects of transform offsets. Earth and Planetary Science Letters 187 (3) , pp. 283-300.

Harris, R., Garven, G., Georgen, J., McNutt, M., Christiansen, L. and Von Herzen, R. (2000). Submarine hydrogeology of the Hawaiian archipelagic apron: 2. Numerical simulations of coupled heat transport and fluid flow. Journal of Geophysical Research 105 (B9) , pp. 21371-21385.

Cannat, M., Briais, A., Deplus, C., Escartin, J., Georgen, J., Lin, J., Mercouriev, S., Meyzen, C., Muller, M., Pouliquen, G., Rabain, A. and da Silva, P. (1999). Mid-Atlantic Ridge - Azores hotspot interactions: along-axis migration of a hotspot-derived event of enhanced magmatism 10 to 4 Ma. Earth and Planetary Science Letters 173 (3) , pp. 257-269.

Presentations

Coba, F., Burgin, S., De Paor, D. and Georgen, J. ( 2016). Do interactive globes and games help students learn planetary science? Poster American Astronomical Society Meeting Kissimmee, FL.

Georgen, J. ( 2016). Constraining the location of the Azores plume using mantle geodynamical models Poster American Geophysical Union fall meeting San Francisco, CA.

Ames, K. and Georgen, J. ( 2015). Mantle geodynamics and lithospheric processes at the Easter and Juan Fernandez microplates: Constraints from gravity analysis and numerical modeling Poster Geological Society of America annual meeting Baltimore, MD.

Georgen, J. ( 2015). Modeling the effects of sea level change on submarine groundwater flow in the Chesapeake Bay region Poster Geological Society of America annual meeting Baltimore, MD.

Georgen, J. ( 2014). Oral Presentation Atmospheric and Planetary Sciences seminar Hampton VA.

Wild, S. and Georgen, J. ( 2014). Three-dimensional numerical models of complex subduction zones and implications for geodynamical processes Poster Geological Society of America (southeast sectional division) Blacksburg VA.

Ames, K., Georgen, J. and Dordevic, M. ( 2013). Crustal accretion and mantle geodynamics at microplates: Constraints from gravity analysis Poster American Geophysical Union fall meeting San Francisco, CA.

Dordevic, M. and Georgen, J. ( 2013). Interaction of a mantle plume and a plate boundary triple junction: Results of generic parameter space modeling investigation Poster American Geophysical Union fall meeting San Francisco, CA.

Nicholson, B. and Georgen, J. ( 2012). Controls on crustal accretion along the back-arc East Scotia Ridge: Constraints from bathymetry and gravity data Poster American Geophysical Union fall meeting San Francisco, CA.

Wild, S. and Georgen, J. ( 2012). Effects of contrasting slab subduction angles on mantle flow: Results from three-dimensional numerical models Poster American Geophysical Union fall meeting San Francisco, CA.

( 2012). Numerical models of the effects of mid-ocean ridge transform faults on mantle plume dispersion Poster American Geophysical Union fall meeting San Francisco, CA.

Wild, S., Georgen, J. and De Paor, D. ( 2012). Effects of downgoing slab angle on subduction zone geodynamics: Results from numerical models Poster Geological Society of America (southeast sectional division) Asheville NC.

Georgen, J. ( 2011). Spatial pattern of hotspot dispersion in plume-triple junction interaction: Numerical models of the Azores and implications for the formation of LIPs Poster American Geophysical Union fall meeting San Francisco, CA.

Georgen, J. ( 2011). Oral Presentation Department of Earth and Ocean Sciences seminar Columbia SC.

Georgen, J. ( 2011). Oral Presentation OEAS Graduate Student Organization seminar series Norfolk VA.

Georgen, J. ( 2010). Asymmetry in the expression of the Azores mantle heterogeneity along the Mid-Atlantic Ridge: Results from a numerical model of plume-triple junction interaction Poster American Geophysical Union fall meeting San Francisco, CA.

Georgen, J. and Neighbors, C. ( 2010). Predictive modeling of modern sediment transport dynamics on the northeastern Florida continental shelf Poster Ocean Sciences meeting Portland OR.

Georgen, J. (January , 2010). Wind Power planning meeting Washington, D.C..

Georgen, J. and Sankar, R. ( 2009). Effects of ridge geometry on mantle dynamics in the Azores Triple Junction region: Constraints from observational data and numerical modeling Poster American Geophysical Union fall meeting San Francisco, CA.

Georgen, J. ( 2009). Oral Presentation Department of Geology seminar series Williamsburg VA.

Georgen, J. ( 2009). Effects of plate boundary geometry on Azores/Terceira Rift magmatism: Constraints from bathymetry, gravity, and numerical modeling Poster IODP Meeting on Melting, Magma, Fluids, and Life Southampton UK.

Humayun, M., Turner, S., Beier, C., Georgen, J., Widom, E. and Fernandes, V. ( 2008). Fe-Mn geochemistry of OIB from the Azores Poster American Geophysical Union fall meeting San Francisco, CA.

Sankar, R. and Georgen, J. ( 2008). Hotspot-triple junction interaction: Constraints on excess volcanism from numerical modeling and observational data Poster American Geophysical Union fall meeting San Francisco, CA.

Georgen, J. ( 2007). Oral Presentation Geophysics seminar series Washington DC.

Georgen, J. ( 2007). Oral Presentation Marine Geology and Geophysics seminar series Woods Hole MA.

Georgen, J. ( 2006). Oral Presentation Department of Geological Sciences seminar series Gainesville FL.

Georgen, J. ( 2004). Oral Presentation Geophysical Fluid Dynamics Institute seminar series Tallahassee FL.

• 2018: To M.S. advisee Charlie Carlson: Outstanding Laboratory TA in the College of Sciences, ODU,
• 2016: To M.S. advisee Charlie Carlson: Lee Entsminger Scholarship for Coastal Geology, Old à£à£Ö±²¥Ðã University
• 2015: To M.S. advisee Katy Ames: Outstanding M.S. student in the Department of Ocean, Earth, and Atmospheric Sciences,
• 2014: To undergraduate research advisee Sheila Bart: ODU Undergraduate Research Grant,
• 2013: To M.S. advisee Katy Ames: Dorothy Brown Smith scholarship,
• 1995: Environmental Sciences Departmental Recognition Award for Outstanding Geologist, University of Virginia
• 1995: National Defense Science and Engineering Graduate Fellowship,
• 1995: NSF Graduate Fellowship (declined to accept NDSEG),
• 1995: Phi Beta Kappa Honor Society,
• 1995: Wallace-Poole Price for Outstanding Undergraduate Major in Department of Environmental Sciences, University of Virginia
• 1994: Richard Scott Mitchell Geology Scholarship, University of Virginia
• 1992: National Merit Scholar,
• 1992: National Science Scholar,