Paper Discussion

Weekly Paper Discussion Meetings

 

Fall 2019

December 2

AGU practice presentations

November 22 – Cancelled

November 15

Rees Jones, D. W., Katz, R. F., Tian, M., & Rudge, J. F. (2018). Thermal impact of magmatism in subduction zones. Earth and Planetary Science Letters, 481, 73-79.

November 4

Hardebeck, J. L., & Loveless, J. P. (2018). Creeping subduction zones are weaker than locked subduction zones. Nature Geoscience, 11(1), 60.

October 25

Hansen, S. M., Schmandt, B., Levander, A., Kiser, E., Vidale, J. E., Abers, G. A., & Creager, K. C. (2016). Seismic evidence for a cold serpentinized mantle wedge beneath Mount St Helens. Nature communications, 7, 13242.

October 14

Wu et al. (2017), Spatial variations of the crustal stress field in the Philippine region from inversion of earthquake focal mechanisms and their tectonic implications, J. Asian Earth Sci. 142, 109–118.

October 4

Zhou et al. (2018), Western US volcanism due to intruding oceanic mantle driven by ancient Farallon slabs, Nature Geoscience 11, 70-76, https://doi.org/10.1038/s41561-017-0035-y.

September 30

Reynard, B. (2013), Serpentine in active subduction zones, Lithos 178, 171–185

September 20

Kaminski, E., & Okaya, D. A. (2018),  How to detect water in the mantle wedge of a subduction zone using seismic anisotropy. Geophysical Research Letters, 45. https://doi.org/10.1029/2018GL079571

September 16

Sobolev and Brown (2019), Surface erosion events controlled the evolution of plate tectonics on Earth, Nature, https://doi.org/10.1038/s41586-019-1258-4

 

Spring 2019

April 30 – Student Presentations

April 23

Bengtson and van Keken (2012), Three-dimensional thermal structure of subduction zones: effects of obliquity and curvature, Solid Earth 3, 365-373.

April 16

Braun (2010), The many surface expressions of mantle dynamics, Nature Geoscience 8, doi: 10.1038/ngeo1020.

April 9

Karato et al. (2015),  Mechanisms and geologic significance of the mid-lithosphere discontinuity in the continents, Nature Geoscience 8, doi: 10.1038/NGEO2462 

April 2

Gerya et al. (2015), Plate tectonics on the Earth triggered by plume-induced subduction initiation, Nature 527, 221–225.

March 26

Nakao et al. (2018), Roles of hydrous lithospheric mantle in deep water transportation and subduction dynamics, GRL 45, 5336–5343, https://doi.org/10.1029/2017GL076953

March 18 – No meeting (Spring Break)

March 12 

Burkett and Billen (2009), Dynamics and implications of slab detachment due to ridge-trench collision, JGR 114, doi:10.1029/2009JB006402

March 5 – Cancelled

February 25 – No meeting (GeoPRISMS workshop)

February 19 (Max)

Davaille et al. (2017), Experimental and observational evidence for plume-induced subduction on Venus, Nature Geoscience 10, 349–355.

February 12

Rudolph et al. (2015), Viscosity jump in Earth's mid-mantle, Science 350, 1349–1352.

February 5

King et al. (2015), Why cold slabs stagnate in the transition zone, Geology 43, 231–234.

January 29 – Cancelled due to extreme cold

 

Fall 2018

December 7

Zhou, X. et. al., (2018), Subduction initiation dynamics along a transform fault control trench curvature and ophiolite ages, Geology 46(7), 607-610.

November 30

Gao and Wang (2017), Rheological separation of the megathrust seismogenic zone and episodic tremor and slip, Nature 543, 416–419.

November 16

Special discussion

November 9

Holt et al. (2015), Trench migration and overriding plate stress in dynamic subduction models, Geophys. J. Int. 201, 172–192.

November 2

Blakely et al. (2005), Subduction-zone magnetic anomalies and implications for hydrated forearc mantle, Geology 33, 445–448. 

October 26

Flament et al. (2015), Influence of subduction history on South American topography, Earth Planet. Sci. Lett. 430, 9–18.

October 19

Confal et al. (2018), Numerical simulation of 3-D mantle flow evolution in subduction zone environments in relation to seismic anisotropy beneath the eastern Mediterranean region, Earth Planet. Sci. Lett., 497, 50-61.

October 12

Billen and Arrendondo (2018), Decoupling of plate-asthenosphere motion caused by non-linear visocity during slab folding in the transition zone, Phys. Earth Planet. Int., 281, 17–30.

October 5 – Cancelled

September 28

Seminar by Evan Gowan on "Reconstructing Past Ice Sheets”

Gowan et al. (2016), A model of the western Laurentide Ice Sheet, using observations of glacial isostatic adjustment, Quaternary Science Reviews 139, 1-16.

September 21

Wang and Suyehiro (1999), How does plate coupling affect crustal stresses in Northeast and Southwest Japan, GRL 26, 2307–2310.

September 14 

Hu et al. (2017), Subduction-controlled mantle flow and seismic aniostropy in South America, EPSL 470, 13–24.

 

Spring 2018

April 30

Chertova, M. V., Spakman, W., and Steinberger, B. (2017), Mantle flow influence on subduction evolution, Earth Planet. Sci. Lett., 489, 258-266, doi:10.1016/j.eps12018.02.038.

April 23

Muto, J., B. Shibazaki, T. Iinuma, Y. Ito, Y. Ohta, S. Miura, and Y. Nakai (2016), Heterogeneous rheology controlled postseismic deformation of the 2011 Tohoku-Oki earthquake, Geophys. Res. Lett., 43, 4971–4978, doi:10.1002/ 2016GL068113.

April 16

Obayashi, M., Fukao, Y., and Yoshimitsu, J. (2016), Unusually deep Bonin earthquake of 30 May 2015: A precursory signal to slab penetration?, Earth Planet. Sci. Lett., 459, 221-226, doi: 10.1016/j.epsl.2016.11.019.

April 9

Palin, R. M., and White, R. W. (2015), Emergence of blueschists on Earth linked to secular changes in oceanic crust composition, Nature Geoscience, 9, doi:10.1038/NGEO2605.

April 2

Uchida, N., Asano, Y., and Hasegawa, A. (2016), Acceleration of regional plate subduction beneath Kanto, Japan, after the 2011 Tohoku-oki earthquake, Geophys. Res. Lett., 43, 9002–9008, doi:10.1002/2016GL070298.

March 26

Yamato, P., and Brun, J. P. (2016), Metamorphic record of catastrophic pressure drops in subduction zones, Nature Geoscience, 10, doi:10.1038/NGO2852

March 19

Gvirtzman, Z., and Nur, A. (1999), Plate Detachment, asthenosphere upwelling, and topography across subduction zones, Geology, 27, 563–566, doi:10.1130/00917613(1999)027<0563:PDAUAT>2.3.CO;2.

March 5

Yasuda, K., Tadokoro, K., Taniguchi, S., Kimura, H., and Matsuhiro, K. (2017), Interplate locking condition derived from seafloor geodetic observation in the shallowest subduction segment at the Central Nankai Trough, Japan, Geophys. Res. Lett., 44, 3572–3579, doi:10.1002/2017GL072918.

Febuary 26

Doo, W., Lo, C., Wu, W., Lin, J., Hsu, S., Huang, Y., and Wang, H. (2017), Strength of plate coupling in the southern Ryukyu subduction zone, Tectonophysics, 723, 223–228, doi:10.1016/j.tecto.2017.12.028.

Febuary 19

Suenaga, N., Yoshioka, S., Matsumoto, T., and Ji, Y. (2017), Two-dimensional thermal modeling associated with subduction of the Philippine Sea plate in southern Kyushu, Japan, Tectonophysics, 723, 288-296, doi:10.1016/j.tecto.2017.12.017.

Febuary 12

Voci, G., Davies, D. R., Goes, S., Kramer, S. C., and Wilson, C. R. (2013), A systematic 2-D investigation into the mantle wedge’s transient flow regime and thermal structure: Complexities arising from a hydrated rheology and thermal buoyancy, Geochem. Geophys, Geosyst., 15, 28–51, doi:10.1002/2013GC005022.

Febuary 5

Ficini, E., Dal Zilio, L., Doglioni, C., and Gerya, T. V. (2017), Horizontal mantle flow controls subduction dynamics, Scientific Reports, 7, 7550, doi:10.1038/s41598-017-06551-y.

January 29

Hatakeyama, K., Katayama, I., Hirauchi, K., and Michibayashi, K. (2017), Mantle hydration along outer-rise faults inferred from serpentinite permeability, Scientific Reports, 7, 13870, doi:10.1038/s41598-017-14309-9.

January 22

Kneller, E. A., and van Keken, P. E. (2008), Effect of three-dimensional slab geometry on deformation in the mantle wedge: Implications for shear wave anisotropy, Geochem. Geophys. Geosyst., 9, Q01003, doi:10.1029/2007GC001677.

 

Fall 2017

December 11

Boneh, Y., Morales, L. F. G., Kaminski, E., and Skemer, P. (2015), Modeling olivine CPO evolution with complex deformation histories: Implications for the interpretation of seismic anisotropy in the mantle, Geochem. Geophys. Geosyst. 16, 3436-3455, doi:10.1002/2015GC005964.

December 4

Li, Z., Di Leo, J. F., and Ribe, N. M. (2014), Subduction-induced mantle flow, finite strain, and seismic anisotropy: Numerical modeling, J. Geophys. Res. 119, 5052–5076, doi:10.1002/2014JB010996.

November 20

Yoshida, K., Hasegawa, A., and Okada, T. (2015), Spatial variation of stress orientations in NE Japan revealed by dense seismic observations, Tectonophysics 647–648, 63–72, doi:10.1016/j.tecto.2015.02.013.

November 13

Faccenda, M., and Capitanio, F. A. (2012), Development of mantle seismic anisotropy during subduction-induced 3-D flow, Geophys. Res. Lett., 39, doi:10.1029/2012GL051988.

November 6

Plümper, O., Røyne, A., Magrasó, A., and Jamtveit, B. (2012), The interface-scale mechanism of reaction-induced fracturing during serpentinization, Geology, 40(12), 1103-1106, doi:10.1130/G33390.1.

October 30

Honda, S., Gerya, T., and Zhu, G. (2010), A simple three-dimensional model of thermo-chemical convection in the mantle wedge, Earth Planet. Sci. Lett., 290, 311-318, doi:10.1016/j.epsl.2009.12.027.

October 23

Tamura, Y., Tatsumi, Y., Zhao, D., Kido, Y., and Shukuno, H. (2002), Hot fingers in the mantle wedge: new insights into magma genesis in subduction zones, Earth Planet. Sci. Lett., 197, 105-116, doi:10.1016/S0012-821X(02)00465-X.

October 16

Long, M. D., and Becker T. W. (2010), Mantle Dynamics and seismic anisotropy, Earth Planet. Sci. Lett., 297, 341-354, doi:10.1016/j.epsl.2010.06.036

October 9

Levandowski, W., Zellman, M., and Briggs, R. (2017), Gravitational body forced focus North American intraplate earthquakes, Nature Communications, 8, 14314, doi:10.1038/ncomms14314.

October 2

Nagaya, T., Walker, A.M., Wookey, J., Wallis, S.R., Ishii, K., and Kendall, J.M. (2016), Seismic evidence for flow in the hydrated mantle wedge of the Rykyu subduction zone, Scientific Reports 6, 29981, doi:10:1038/srep29981.

September 25

Nakajima, J., and Hasegawa, A. (2016), Tremor activity inhibited by well-drained conditions above a megathrust, Nature Communications 7, 13863, doi:10.1038/ncomms13863.

September 18

Précigout, J., and B. S. G. Almqvist (2014), The Ronda peridotite (Spain): A natural template for seismic anisotropy in subduction wedges, Geophys. Res. Lett. 41, 8752–8758, doi:10.1002/2014GL062547.

September 11

Abers, G. A., van Keken, P. E., Hacker, B. R. (2017), The cold and relatively dry nature of mantle forearcs in subduction zones, Nature Geoscience 10, 333–337, doi:10.1038/ngeo2922.