Publications

Submitted, In Press, Published * indicates student or postdoc. in Dufek Group 65. Mendez Harper, J.*, Cimarelli, C., Cigala, V., Kueppers, U., Dufek, J., and Gaudin, D. (2018) Differentiating the roles of triboelectric and fractoelectric charging in the generation of volcanic lightning, on-line, Geophysical Research Letters. 64. Breard, E.C.P.*, Dufek, J. and Lube, G. (2018) Enhanced mobility in concentrated pyroclastic density currents: An examination of a self-fluidization mechanism. Geophysical Research Letters, 45 (2), 654-664. 63. Qiao, L., Head, J.W., Xiao, L., Wilson, L. and Dufek, J. (2018) The role of substrate characterisitics in producing anomalously young crater retention ages in volcanic deposits on the Moon. Meteoritics and Planetary Science, 53 (4) 778-812. 62. Andrews, B.J., Dufek, J. and Ponomareva, V. (2018) Eruption dynamics and explosive-effusive transitions during the 1400  BP eruption of Opala volcano, Kamchatka, Russia, Journal of Volcanology and Geothermal Research, 356, 316-330. 61.Karakas, O.*, Dufek, J., Mangan, M., Wright, H. and Bachmann, O. (2017) Thermal and petrologic constraints on lower crustal melt accumulation under the Salton Sea Geothermal Field, Earth and Planetary Science Letters, 467, 10-17. 60. Brand, B. D., Pollock, N., Sarocchi, D., Dufek, J. & Clynne, M. A. (2017). Field-trip guide for exploring pyroclastic density current deposits from the May 18, 1980, eruption of Mount St. Helens, Washington. U.S. Geological Survey Scientific Investigations Report , 2017-5022-C, 34p. 59. Qiao, L., Head, J.W., Xiao, L., Wilson, L., and Dufek, J. (2017) Ina pit crater on the Moon: Extrusion of waning-stage lava lake magmatic foam results in extremely young crater retention ages, Geology, 45 (5), 455-458. 58. Mendez Harper*, J., McDonald, G.D., Dufek, J. et al., (2017) The Electrification of Sand on Titan and its influence on Sediment Transport, Nature Geoscience, 10 (4), 260-265. 57. Karakas, O., Degruyter, W., Bachmann, O., and Dufek, J. (2017)  Lifetime and size of shallow magma bodies controlled by crustal-scale magmatism, Nature Geoscience, 10 (6), 446-450. 56. Breard, E., Lube, G., Jones, J. Dufek, J. Cronin, S. Valentine, G. and Moebis, A. (2016) Coupling of turbulent and non-turbulent flow regimes within pyroclastic density currents, Nature Geoscience, 9, 767-771. 55. Benage, M.*, Dufek, J. and Mothes, P. A., (2016) Quantifying entrainment in pyroclastic density currents from the Tungurahua eruption, Ecuador: Integrating field proxies with numerical simulations, Geophysical Research Letters, DOI: 10.1002/2016GL069527. 54. Mendez Harper, J.* and Dufek, J.  (2016) The effects of dynamics on the triboelectrification of volcanic ash. Journal of Geophysical Research, Atmospheres. DOI: 10.1002/2015JD024275. 53. Dufek, J. (2016). The fluid mechanics of pyroclastic density currents. Annual Reviews in Fluid Mechanics. 52. Lillis, R., Dufek, J., Kiefer, W., Black, B.,Manga, M., Richardson, J., and Bleacher, J. (2015). The Syrtis Major volcano, Mars: a multidisciplinary approach to interpreting its magmatic evolution and structural development. Journal of Geophysical Research. doi: 10.1002/2014JE004774 51. Sliwinski, J., Bachmann, O., Ellis, B., Pablo, D.H., Nelson, B., and Dufek, J. (2015) Eruption of shallow crystal cumulates during caldera-forming events on Tenerife, Canary Islands, Journal of Petrology.doi: 10.1093/petrology/egv068 50. Karakas, O.* and Dufek, J. (2015) Melt Generation and Residence in Extensional Environments: Modeling the Thermal Evolution of Crustal Magmas. Earth and Planetary Science Letters, 425, 131-144. 49. Myers, M., Geist, D., Rowe, M., Harpp, K., Wallace, P. and Dufek, J. (2014) Replenishment of volatile-rich mafic magma into a degassed chamber drives mixing and eruption of Tungurahua  volcano. Bulletin of Volcanology.Volume 76, 1-17. 48. Dufek, J., O. Roche, and T. Ongaro, (2014) Pyroclastic density currents: processes and models, in Encyclopedia of Volcanoes. (Academic Press) 47. Young, C.*, Sokolik, I., Flanner, M. and J. Dufek (2014) Surface radiative impacts of ash deposits from the 2009 eruption of Mt. Redoubt. Journal of Geophysical Research – Atmospheres, 119, 11,387-11,397. 46. Benage, M.*, Dufek, J., Degruyter, W.,1., Geist, D., Harpp, K., Rader, E. 2013, Tying Textures of Breadcrust Bombs to their Transport Regime and Cooling History. Journal of Volcanology and Geothermal Research, 274, 92-107. 45. Young, C.*, Dufek, J. and Sokolik, I. (2013) Assessment of depositional ash loadings from the 2009 eruption of Mt. Redoubt. Journal of Volcanology and Geothermal Research, 274, 122-138. 44. R Rader, E., Geist, D., Geissman, J., Dufek, J. Harpp, K. (2013) Hot clasts and cold blasts:thermal heterogeneity in boiling-over pyroclastic density currents.  Geological Society of London, Special Publications. 43. Wray, J., Hansen, S., Dufek, J. et al. (2013) Prolonged magmatic activity on Mars inferred from the detection of felsic rocks. 2013. Nature Geoscience, 6m 1013-1017 doi:10.1038/ngeo1994. 42. Telling, J.*,  Dufek, J. and Shaikh, A.1. 2013. Ash aggregation in explosive volcanic eruptions. 2013. Geophysical Research Letters, Vol. 40, 2355–2360 41. Estep, J.* and Dufek, J. 2013. Discrete Element Simulations of Bed Force Anomalies due to Force Chains in Dense Granular flows. Journal of Volcanology and Geothermal Research, Vol. 254, 108-117. 40. Huber, C., Bachmann O., Vigneresse, J.-L., Dufek J., Parmigiani A., A physical model for metal extraction and transport in shallow magmatic systems, 2012. Geochemistry, Geophysics and Geosystems, vol. 13, 18. 39. Huber, C., Su, Y., Nguyen, C., Parmigiani, A., Gonnermann, H., and Dufek, J., 2014. A new bubble dynamics model to study bubble growth, deformation and coalescence, Journal of Geophysical Research, Volume 119, 216-239. 38. Nguyen, C., Gonnermann, H., Chen, Y., Huber, C, Dufek, J., Maiorano, A., and Gouldstone, A. (2013) The Lifetime of Bubbles: Film Drainage and Bubble Coalescence, GEOCHEMISTRY, GEOPHYSICS, GEOSYSTEMS, DOI: 10.1002/ggge.20198 37. Young, C.L.*, Sokolik, I.N., and Dufek, J. 2012, Assessments of regional radiative effects from the 2009 eruption of Redoubt volcano aided by NASA A-train data. Atmospheric Chemistry and Physics. Vol 12, 3699-3715. 36. Manga, M., Patel, A., Dufek, J. and Kite, E. (2012) Wet surface and dense atmosphere on early Mars inferred from the bomb sag at Home Plate, Mars, Geophysical Research Letters, V39, 1. 35. Estep, J.* and Dufek, J. (2012) Substrate effects from force chain dynamics in dense granular flows, Journal of Geophysical Research, Earth Surface. Vol. 117, Article Number F01028. 34. Telling, J.* and Dufek, J. (2012) An experimental evaluation of the role of water vapor and collisional energy on ash aggregation in explosive volcanic eruptions. Journal of Volcanology and Geothermal Research. V. 209-210., 1-8. 33. Nguyen, C.T., Gonnermann, H., Chen, Y., Huber, C. and Dufek, J. 2012. Toward an empirical scaling for bubble coalescence rates. Bulletin of Volcanology, Volume 58, 87-100. 32. Dufek, J., Manga, M. and Patel, A. Granular disruption during explosive volcanic eruptions, Nature Geoscience, Vol. 5, 561-564. 31. Huber, C., Bachmann, O. and Dufek, J. (2012) Crystal-rich versus crystal -poor ignimbrites: a competition between stirring time and reactivation, Geology, V. 30, 115-118. 30. Dufek, J. (2011) The evolution of pyroclastic density current structure on steep topography, Chemistry and Physics of the Earth, In Review. 29. Lathem, T.L., Kumar, P., Nenes, A. and Dufek, J., Sokolik, I.N., Trial, M., Russell, A. (2011) The hygroscopic properties of volcanic ash and implications for the evolution of volcanic plumes in the atmosphere, Geophysical Research Letters, V. 38, L11802, doi:10.1029/2011GL047298. 28. Huber, C., Parmigiani, A., Dufek, J. (2010) Breaking the equivalence between pressure and buoyancy-driven flows in porous media: the effect of tortuosity, 2010. submitted to Transport in Porous Media. 27. Huber, C., Dufek, J. and Chopard, B. A SIMPLE ALGORITHM TO ENFORCE DIRICHLET BOUNDARY CONDITIONS IN COMPLEX GEOMETRIES, 2011.  International Journal of Modern Physics C. Vol 22, 1093-1105. 26. Deering, C.D., Bachmann, O., Dufek, J, and Gravley, D.M. Rift-related transition from andesite to rhyolite in the Taupo Volcanic Zone (New Zealand) controlled by crystal-melt dynamics in mush zones with variable mineral assemblages. 2011.Journal of Petrolog, Vol 52, 2243-2263. 25. Huber, C., Bachmann, O. and Dufek, J. Thermo-mechanical reactivation of locked crystal mushes: melting-induced internal fracturation and assimilation processes in magmas. 2011. Earth and Planetary Science Letters.Vol 304, 443-454. 24. Stroberg, T.W., Manga, M., and Dufek, J. Heat Transfer Coefficient of Natural Volcanic Clasts. 2010. Journal of Volcanology and Geothermal Research. V. 194, Is. 4, 214-219. 23. Huber, C*., Parmigiani, A., Latt, J., Dufek, J.,  2013. Channelization of buoyant nonwetting fluids in saturated porous media, Water Resources Research, Volume 49, p. 6371-6380. 22. Dufek, J. and Bachmann, O. Quantum magmatism: Magmatic compositional gaps generated by melt-crystal dynamics. 2010, Geology, V. 38, Is. 8, 687-690. 21. Manga, M., Patel, A., and Dufek, J. (2011) Rounding of pumice clasts during transport: field measurements and laboratory studies. Bulletin of Volcanology, 73(3), 321-333. 20. Huber, Cą., Bachmann, O., Dufek, J., The limitations of melting in the rejuvenation of silicic crystal mushes, 2010. Journal of Volcanology and Geothermal Research. 195, p. 97-105. 19. Dufek, J., Huber, C*., and Karlstrom, L. Magma Chamber Dynamics and Thermodynamics, 2010. Book Chapter, Cambridge University Press, 2010, In Press. 18. Karlstrom, L., Dufek, J. and Manga, M. Magma Chamber Stability in arc and continental crust. 2010. Journal of Volcanology and Geothermal Research, 190, 249-270. 17. Dufek, J., Wexler, J., and Manga, M. The Transport Capacity of Pyroclastic Flows: Experiments and Models of Substrate-Flow Interaction. Journal of Geophysical Research,114. B11203. DOI: 10.1029/2008JB006216. 16. Karlstrom, L., Dufek, J. and Manga, M. 2009. Organization of volcanic plumbing through magmatic lensing by magma chambers and volcanic loads. Journal of Geophysical Research, 114. B10204, DOI: 10.1029/2009JB006339. 15. Lillis, R.J., Dufek, J., Bleacher, J.E., and Manga, M., 2009. Thermal demagnetization of crust by magmatic intrusion in southwestern Tharsis, Mars. Journal of Volcanology and Geothermal Research. 185. 123-138. 14. Dufek, J. and Manga, M. 2008 The in-situ production of ash in pyroclastic flows. Journal of Geophysical Research,   113, B09207, doi:10.1029/2007JB005555. 13. Leeman, W.P., Annen, C.,  and Dufek, J. (2008) Snake River Plain-Yellowstone silicic volcanism: implications for magma genesis and crustal evolution. Geological Society of London. 12. Ruprecht, P., Bergantz, G.W. and Dufek, J. 2008. Modeling of Gas-Driven Magmatic Overturn: Tracking of Phenocryst Dispersal and Gathering During Magma Mixing. Geochemistry, Geophysics, Geosystems, 9, Q07017, doi:10.1029/2008GC002022. 11. Dufek, J. and Bergantz, G.W., 2007. The dynamics and deposits generated by the Kos Plateau Tuff eruption: The control of basal particle loss on pyroclastic flow transport. Geochemistry, Geophysics, Geosystems 8, 12, 1-18, Q12007, doi:10.1029/2007GC001741. 10. Dufek, J., Manga, M. and Staedter, M., 2007. Littoral Blasts: Pumice-water heat transfer and the conditions for steam explosions when pyroclastic flows enter the ocean. Journal of Geophysical Research, 112, B11201, doi:10.1029/2006JB004910. 9. Dufek, J. and Bergantz, G.W., 2007. The suspended laod and bed load transport of particle laden gravity currents: Insight from pyroclastic flows that traverse water, Theoretcial and Compuational Fluid Dynamics, 21, 119-145. 8. Dufek, J. and Cooper, K.M. (2006) Radium excess generated in the lower crust: Comment and Reply.  Geology. 34 (1), e104. 7. Dufek, J. and Bergantz, G.W.  Lower Crustal Magma Genesis and Preservation: A Stochastic Framework for the Evaluation of Basalt-Crust Interaction, J. Petrology. Advance Access published on June 3, 2005; doi: 10.1093/petrology/egi049.   6. Dufek, J. and Bergantz, G.W. Transient two-dimensional dynamics in the upper conduit of a rhyolitic eruption: A comparison of closure models for the granular stress, J. Volc. Geothermal Res., 143, 113-132, 2005.   5. Dufek, J. and Cooper, K.M. (226Ra)/(230Th) excess generated in the upper mantle and lower crust: Implications for magma transport and storage time scales. Geology. 33 (10), 833-836, 2005. 4. Dufek, J. and Cooper, K.M. Supplemental U-series Derivation of Incongruent Melting with Ingrowth. 2005. 3. Herrick, R.R., Dufek, J. and P.J. McGovern. The Evolution of Large Shield Volcanoes on Venus. JGR. Vol. 110. (EO1002), 1-19, 2005.   2. Petcovic, H.L. and Dufek, J. Modeling of Magma Flow and Cooling Dikes: Implications for Emplacement of Columbia River Flood Basalts. JGR, Vol. 110. (B10201), 1-15, 2005.   1. Wallace, P.J., Dufek, J., Anderson, A.T., and Zhang, X.Y. Cooling rates of Plinian-fall and pyroclastic-flow deposits in the Bishop Tuff: inferences from water speciation in quartz hosted glass inclusion, Bull. Of Volcanology, 65 (3), 105-123,  2003.