1996 M.Sc. in Geochemistry, New Mexico Institute of Mining and Technology

1992 B.Sc. in Geology, Northland College

Han, W. S., Kim, K.-Y., Esser, R.P., McPherson B.J., Park, E. (2011) Sensitivity study of simulation parameters controlling CO2 trapping mechanisms in saline formation. Transport in Porous Media,90(3), 807-829.

Han, W. S., Lee, S.-Y., Lu, C., McPherson, B. J., and Esser, R. (2009) Role of correlation structures of permeability field on residual trapping mechanisms and buoyancy-driven CO2 migration: Energy Procedia, 1(1), p. 3493-3498.

McPherson, B. J., Han, W. S., Lee, S.-Y., Lu, C., and Esser, R. P. (2009) Mitigation planning for large-scale storage projects: multiple injection zones and reservoir pressure reduction engineering design: Energy Procedia, 1(1), p. 2595-2597.

Smellie J. L., Fretwell P., McIntosh W. C., and Esser R. (2006) The Cape Purvis volcano, Dundee Island (northern Antarctic Peninsula): Late Pleistocene age, eruptive processes and implications for a glacial palaeoenvironment. Antarctic Science 18, no.3(3), 399-408.

Harpel C. J., Caldwell D. A., Kyle P. R., Esser R. P., and McIntosh W. C. (2004) 40Ar/39Ar dating of the eruptive history of Mount Erebus, Antarctica: Summit flows, tephra, and caldera collapse. Bulletin of Volcanology 66, no. 8(8), 687-702.

Harpel C. J., Caldwell D. A., Kyle P. R., Esser R. P., and McIntosh W. C. (2004) 40Ar/39Ar dating of the eruptive history of Mount Erebus, Antarctica: Summit flows, tephra, and caldera collapse. Bulletin of Volcanology 66, no. 8(8), 687-702.

Esser R. P., Kyle P. R., and McIntosh W. C. (2004) 40Ar/ 39Ar dating of the eruptive history of Mount Erebus, Antarctica: Volcano evolution. Bulletin of Volcanology 66, no. 8(8), 671-686.

Jansson L. K., Esser R., Gudmundsson M. T., Smellie J. L., and McIntosh W. C. (2005) Palaeomagnetic, 40Ar/39Ar, and stratigraphical correlation of Miocene-Pliocene basalts in the Brandy Bay area, James Ross Island, Antarctica. Antarctic Science 17, no.3(3), 409-417.

Smellie J. L., McArthur J. M., McIntosh W. C., and Esser R. (2006) Late Neogene interglacial events in the James Ross Island region, northern Antarctic Peninsula, dated by 40Ar/39Ar and Sr-isotope stratigraphy. Palaeogeography, Palaeoclimatology, Palaeoecology 242(3-4), 169-187.

Siddoway C. S., Sass I. L. C., and Esser R. P. (2005) Kinematic history of western Marie Byrd Land, West Antarctica: Direct evidence from Cretaceous mafic dykes. Geological Society Special Publication no. 246(246), 417-438.

Kristjansson L., Gudmundsson M. T., Smellie J. L., McIntosh W. C., and Esser R. (2005) Palaeomagnetic, 40Ar/39Ar, and stratigraphical correlation of Miocene-Pliocene basalts in the Brandy Bay area, James Ross Island, Antarctica. Antarctic Science 17(3), 409-417.

Panter K. S., Esser R., McIntosh W. C., Blusztajn J., Hart S. R., and Kyle P. R. (2006) The origin of HIMU in the SW Pacific: Evidence from intraplate volcanism in Southern New Zealand and Subantarctic Islands. Journal of Petrology 47, no.9(9), 1673-1704.