In review/revision/press:
Pusok, A., Y. Li, T. Davis, D. May & R.F. Katz. Inefficient melt transport across a weakened lithosphere led to reduced magmatism in the Turkana Depression.
Turner, S.J., I. Savov, T. Mather, R.F. Katz, D. Rees Jones, D. Pyle, C-J de Hoog, S Watt. Volcanic arc structure controlled by liquid focusing from the slab — evidence from boron isotopes and trace elements. EarthArXiv: 10.31223/X5MM7V
Zhang, H., R.F. Katz & L.A. Stevens. Viscoelastic mechanics of tidally induced lake drainage in the Amery grounding zone. arXiv: 2311.01249
Published:
Katz, R.F., J.F. Rudge & L.N. Hansen. (2024) Dilatancy and non-local fluidity of partially molten rock. J. Fluid Mech. 10.1017/jfm.2023.1003.
Hay, H.C.F.C., I. Hewitt & R.F. Katz. Tidal forcing in icy-satellite oceans drives mean circulation and ice-shell torques. JGR Planets. 10.1029/2024JE008408.
Kearney, L.M., R.F. Katz, C.W. MacMinn, C Kirkham & J. Cartwright. (2024) Episodic fluid venting from sedimentary basins fuelled by pressurised mudstones. PNAS. 10.1073/pnas.2312152121.
Kearney, L.M., C.W. MacMinn, R.F. Katz, C Kirkham & J. Cartwright. (2023) Episodic, compression-driven fluid venting in layered sedimentary basins. Proc. Roy. Soc. A. 10.1098/rspa.2022.0654.
Li, Y., Pusok, A., Davis, T., May, D.A., & Katz, R.F. (2023) Continuum approximation of dyking with a theory for poro-viscoelastic–viscoplastic deformation. Geophys. J. Int. 10.1093/gji/ggad173.
Breithaupt, T., R.F. Katz, L. Hansen and K. Kumamoto (2023). Dislocation theory of steady and transient creep of crystalline solids: predictions for olivine. PNAS. 10.1073/pnas.2203448120
Davis T., E. Rivalta, D. Smittarello & R.F. Katz (2023). Ascent rates of 3D fractures driven by a finite batch of buoyant fluid. Journal of Fluid Mechanics 10.1017/jfm.2022.986.
Hooker J.N., R.F. Katz, S.E. Laubach, J. Cartwright, P. Eichhubl, E. Ukar, D. Bloomfield, T. Engelder (2023). Fracture-pattern growth in the deep, chemically reactive subsurface. J Structural Geol. 10.1016/j.jsg.2023.104915.
Katz, R.F., D. Rees Jones, J.F. Rudge and T. Keller. (2022) Physics of melt extraction from the mantle: speed and style. Ann. Rev. Earth Planet. Sci., 10.1146/annurev-earth-032320-083704.
Katz, R.F., (2022) The Dynamics of Partially Molten Rock. Princeton University Press. Website. Online supplement.
Zhang, H., T. Davis, R.F. Katz, L.A. Stevens and D.A. May. (2022) Basal hydrofractures near sticky patches. J. Glaciology. doi: 10.1017/jog.2022.75. ArXiv.
Pusok, A., R.F. Katz, Y. Li and D. May. (2022) Chemical heterogeneity, convection and asymmetry beneath mid-ocean ridges. Geophys. J. Int. doi: 10.1093/gji/ggac309
Huybers, P., P. Liautaud, C. Proistosescu, B. Boulahanis, S. Carbotte, R.F. Katz and C. Langmuir. (2022) Influence of late Pleistocene sea-level variations on mid-ocean ridge spacing in faulting simulations and a global analysis of bathymetry. PNAS. doi: 10.1073/pnas.2204761119
Rovira-Navarro, M., R.F. Katz, Y. Liao, W. van der Wal, F. Nimmo. (2022) The tides of Enceladus' porous core. JGR Planets. doi: 10.1029/2021JE007117.
Rees Jones, D.W., H. Zhang and R.F. Katz. (2021) Magmatic channelisation by reactive and shear-driven instabilities at mid-ocean ridges: a combined analysis. Geophys. J. Int., 10.1093/gji/ggab112.
Breithaupt, T., L. Hansen, S. Toppaladoddi and R.F. Katz. (2021) The role of grain-environment heterogeneity in normal grain growth: a stochastic approach. Acta Materialia. doi: 10.1016/j.actamat.2021.116699
Spencer, D.C., R.F. Katz and I.J. Hewitt. (2021) Tidal controls on the lithospheric thickness and topography of Io from magmatic segregation and volcanism modelling. Icarus. doi: 10.1016/j.icarus.2021.114352
Spencer D., R.F. Katz, , I.J. Hewitt, D.A. May, L. Keszthelyi. (2020). Compositional layering in Io driven by magmatic segregation and volcanism. JGR Planets. doi: 10.1029/2020JE006604.
Spencer, D., R.F. Katz and I.J. Hewitt. (2020) Magmatic intrusions control Io's crustal thickness. JGR Planets. doi: 10.1029/2020JE006443.
Haseloff, M., I.J. Hewitt and R.F. Katz. (2019). Englacial pore-water localises shear in temperate ice-stream margins. JGR Earth Surface. doi: 10.1029/2019JF005399.
Cerpa, N., D.W. Rees Jones and R.F. Katz. (2019) Consequences of glacial cycles for magmatism and carbon transport at mid-ocean ridges. EPSL. doi: 10.1016/j.epsl.2019.115845.
Tian, M., R.F. Katz, D. Rees Jones. (2019) Devolatilization of Subducting Slabs, Part I: Thermodynamic Parameterization and Open System Effects. G-cubed. doi: 10.1029/2019GC008488.
Tian, M., R.F. Katz, D. Rees Jones, D. May. (2019) Devolatilization of Subducting Slabs, Part II: Volatile Fluxes and Storage. G-cubed. doi: 10.1029/2019GC008489.
Parkinson, J., D. Martin, A. Wells and R.F. Katz. (2019). Modelling binary alloy solidification with Adaptive Mesh Refinement. J. Comp. Phys. doi: 10.1016/j.jcpx.2019.100043.
Lichtenberg, T., T. Keller, R.F. Katz, G. Golabek and T. Gerya (2019). Magma ascent in planetesimals: control by grain size. EPSL. doi: 10.1016/j.epsl.2018.11.034.
Bo, T., R.F. Katz, O. Shorttle and J.F. Rudge (2018). The melting column as a filter of mantle trace-element heterogeneity. G-Cubed. doi: 10.1029/2018GC007880.
Rees Jones, D.W. and R.F. Katz (2018). Reaction-infiltration instability in a compacting porous medium. J. Fluid Mech. doi: 10.1017/jfm.2018.524.
Rees Jones, D. and A. Wells (2018). Frazil-ice growth rate and dynamics in mixed layers and sub-ice-shelf plumes. doi: 10.5194/tc-12-25-2018.
Rees Jones, D., R.F. Katz, J.F. Rudge and M. Tian (2018). Thermal impact of magmatism in subduction zones. EPSL. doi: 10.1016/j.epsl.2017.10.015.
Turner, A.J., R.F. Katz, M.D. Behn and T. Keller (2017). Magmatic focusing to mid-ocean ridges: the role of grain size variability and non-Newtonian viscosity. G-cubed. doi: 10.1002/2017GC007048.
Keller T., R.F. Katz and M.M. Hirschmann (2017). Volatiles beneath mid-ocean ridges: Deep melting, channelised transport, focusing, and metasomatism. EPSL. doi: 10.1016/j.epsl.2017.02.006.
Turner S., C. Langmuir, R.F. Katz, M.A. Dungan and S. Escrig, (2016) Parental arc magma compositions dominantly controlled by mantle-wedge thermal structure. Nature Geoscience. doi: 10.1038/ngeo2788.
Keller T. and R.F. Katz, (2016) The Role of Volatiles in Reactive Melt Transport in the Asthenosphere. J. Petrology. doi: 10.1093/petrology/egw030.
Huybers, P., C. Langmuir, R.F. Katz, D. Ferguson, C. Proistosescu and S. Carbotte. (2016) Comment on "Sensitivity of seafloor bathymetry to climate-driven fluctuations in mid-ocean ridge magma supply". Technical comment, Science. doi: 10.1126/science.aae0451 (Olive et al. reply)
Alisic L., S. Rhebergen, J.F. Rudge, R.F. Katz, and G.N. Wells. (2016) Torsion of a cylinder of partially molten rock with a spherical inclusion: theory and simulation. Geochem. Geophys. Geosys., doi: 10.1002/2015GC006061.
Weatherley S. and R.F. Katz. (2016) Melt transport rates in heterogeneous mantle beneath mid-ocean ridges. Geochimica Cosmochimica Acta. doi: 10.1016/j.gca.2015.09.029.
Takei Y. and R.F. Katz. (2015) Consequences of viscous anisotropy in a deforming, two-phase aggregate. Why is porosity-band angle lowered by viscous anisotropy? J Fluid Mech. doi: 10.1017/jfm.2015.592.
Qi C., D. Kohlstedt, R.F. Katz, and Y. Takei. (2015) Experimental test of the viscous anisotropy hypothesis for partially molten rocks. Proc. Nat. Acad. Sci. doi: 10.1073/pnas.1513790112.
Crowley J.W., R.F. Katz, P. Huybers, C.H. Langmuir, and S-H. Park. (2015) Glacial cycles drive variations in the production of oceanic crust. Science. doi: 10.1126/science.1261508. (comment/reply)
Taylor-West J. and R.F. Katz (2015). Melt-preferred orientation, anisotropic permeability, and melt-band formation in a deforming, partially molten aggregate. Geophys. J. Int. doi: 10.1093/gji/ggv372.
Kyrke-Smith T., R.F. Katz and A. Fowler. (2015) Subglacial hydrology as a control on emergence, scale, and spacing of ice streams. JGR Earth Surface. doi: 10.1002/2015JF003505.
Rhebergen S., G.N. Wells, A.J. Wathen, and R.F. Katz. (2015) Three-Field Block Preconditioners for Models of Coupled Magma/Mantle Dynamics. SIAM J. Sci. Comp. doi: 10.1137/14099718X.
Hooker J.N. and R.F. Katz. (2015) Vein spacing in extending, layered rock: the effect of synkinematic cementation. American Journal of Science. doi: 10.2475/06.2015.03.
Burley J. and R.F. Katz. (2015) Variations in mid-ocean ridge CO2 emissions driven by glacial cycles. EPSL. doi: 10.1016/j.epsl.2015.06.031.
Turner A., R.F. Katz and M.D. Behn. (2015) Grain-size dynamics beneath mid-ocean ridges: Implications for permeability and melt extraction. Geochem. Geophys. Geosys. doi: 10.1002/2014GC005692.
Lacey A.A., M.G. Hennessy, P. Harvey and R.F. Katz (2015) Mathematical Modelling of Tyndall Star Initiation. European Journal of Applied Mathematics. doi: 10.1017/S095679251500042X.
Allwright J. and R.F. Katz (2014) Pipe Poiseuille flow of viscously anisotropic, partially molten rock. Geophysical Journal International. doi: 10.1093/gji/ggu345.
Kyrke-Smith T. and A.C. Fowler (2014) Subglacial swamps. Proceedings of the Royal Society A. doi: 10.1098/rspa.2014.0340.
Rhebergen S., G. Wells, R.F. Katz, and A. Wathen (2014) Analysis of block preconditioners for models of coupled magma/mantle dynamics. SIAM Journal on Scientific Computing. doi: 10.1137/130946678.
Alisic L., J.F. Rudge, R.F. Katz, G. Wells and S. Rhebergen (2014) Compaction around a rigid, circular inclusion in partially molten rock. Journal of Geophysical Research---Solid Earth. doi: 10.1002/2013JB010906.
Kyrke-Smith T., R.F. Katz, and A.C. Fowler (2014) Subglacial hydrology and the formation of ice streams. Proceedings of the Royal Society A. doi: 10.1098/rspa.2013.0494.
Takei Y. and R.F. Katz (2013) Consequences of viscous anisotropy in a deforming, two-phase aggregate: 1. Governing equations and linearised analysis. Journal of Fluid Mechanics. doi: 10.1017/jfm.2013.482.
Katz R.F. and Y. Takei (2013) Consequences of viscous anisotropy in a deforming, two-phase aggregate: 2. Numerical solutions of the full equations. Journal of Fluid Mechanics. doi: 10.1017/jfm.2013.483.
Kyrke-Smith, T.M. and R.F. Katz and A.C. Fowler (2013) Stress balances of ice streams in a vertically integrated, higher-order formulation. J Glaciology. doi: 10.3189/2013JoG12J140.
Katz, R.F. and S.M. Weatherley (2012) Consequences of mantle heterogeneity for melt extraction at mid-ocean ridges. EPSL. doi: 10.1016/j.epsl.2012.04.042.
Weatherley, S.M. and R.F. Katz (2012) Melting and channelized magmatic flow in chemically heterogeneous, upwelling mantle. Geochem. Geophys. Geosys. doi: 10.1029/2011GC003989.
Katz, R.F. and J.F. Rudge (2011) The energetics of melting fertile heterogeneities within the depleted mantle. Geochem. Geophys. Geosys. doi: 10.1029/2011GC003834.
England, P.C. and R.F. Katz, (2010) Dry melting and thermal advection in the mantle wedge control the location of volcanic arcs. Nature, doi: 10.1038/nature09417.
England, P.C. and R.F. Katz, (2010) Brief Communication Arising: Global systematics of arc volcano position. Nature, doi: 10.1038/nature09154.
Katz, R.F. (2010) Porosity-driven convection and asymmetry beneath mid-ocean ridges. Geochem. Geophys. Geosys., doi: 10.1029/2010GC003282.
Weatherley, S. and R.F. Katz, (2010) Plate-driven dynamics and global patterns of mid-ocean ridge bathymetry. Geochem. Geophys. Geosys., doi: 10.1029/2010GC003192.
Katz, R.F. and M.G. Worster. (2010) Stability of ice-sheet grounding lines. Proc. Roy. Soc. A, doi: 10.1098/rspa.2009.0434.
Pre-FoaLab publications by Katz (BibTeX):
Katz, R.F. (2008) Magma dynamics with the Enthalpy Method: benchmark solutions and magmatic focusing at mid-ocean ridges. J. Petrology, doi: 10.1093/petrology/egn058.
Katz, R.F. and M.G. Worster. (2008) Simulation of directional solidification, thermochemical convection and chimney formation in a Hele-Shaw cell. J. Comp. Phys., doi: 10.1016/j.jcp.2008.06.039.
van Keken, P., C. Currie, S.D. King, M.D. Behn, A. Cagnioncle, J. He, R.F. Katz, S. Lin, E.M. Parmentier, M. Spiegelman, K. Wang. (2008) A community benchmark for subduction zone modelling. Phys. of the Earth and Planetary Interiors, doi: 10.1016/j.pepi.2008.04.015.
Katz, R.F., M. Knepley, B. Smith, M. Spiegelman, E. Coon. (2007) Numerical simulation of geodynamic processes with the Portable Extensible Toolkit for Scientific Computation, Phys. of the Earth and Planetary Interiors, doi: 10.1016/j.pepi.2007.04.016.
Katz, R.F., M. Spiegelman, and B. Holtzman. (2006) The dynamics of melt and shear localisation in partially molten aggregates. Nature, doi: 10.1038/nature05039.
Knepley, M.G., R.F. Katz, and B.F. Smith. (2006) Developing a geodynamics simulator with PETSc. In Numerical Solution of Partial Differential Equations on Parallel Computers, Series: Lecture Notes in Computational Science and Engineering, Vol. 51, A.M. Bruaset and A. Tveito, editors. Springer-Verlag.
Spiegelman, M. and R.F. Katz. (2006) A semi-Lagrangian Crank-Nicolson algorithm for the numerical solution of advection-diffusion problems, Geochem. Geophys. Geosys., doi: 10.1029/2005GC001073.
Katz, R.F., R. Ragnarsson, and E. Bodenschatz. (2005) Tectonic microplates in a wax model of sea-floor spreading, New J. Phys., doi: 10.1088/1367-2630/7/1/037.
Katz, R.F. and E. Bodenschatz. (2005) Taking wax for a spin: microplates in an analog model of plate tectonics, Europhysics News, Vol. 5, September/October. [unreferreed]
Katz, R.F., M. Spiegelman and S. Carbotte. (2004) Ridge migration, asthenospheric flow and the origin of magmatic segmentation in the global mid-ocean ridge system. Geophys. Res. Lttrs., doi: 10.1029/2004GL020388.
Katz, R.F., M. Spiegelman and C.H. Langmuir.(2003) A new parameterisation of hydrous mantle melting. Geochem. Geophys. Geosys., doi: 10.1029/2002GC000433. [Source code] [Errata]
Theses and project reports:
Spencer, D. (2021) Magmatism and volcanism on Io. DPhil thesis.
Ntwali N'konzi, J-P. (2021) Plastic strain localisation. Mfano Africa Oxford research project report.
Burley, J. (2017) Magmatism and Glacial Cycles: Coupled Oscillations? DPhil thesis.
Kyrke-Smith, T. (2014) Ice-stream dynamics: the coupled flow of ice sheets and subglacial hydrology. DPhil thesis.
Weatherley, S. (2013) Melting and melt migration in heterogeneous mantle beneath mid-ocean ridges. DPhil thesis.
Taylor-West, J. (2014) Effect of anisotropic permeability on band growth. NERC Research Experience Placement.
Dauck, T.-F. (2014) Flow over sinusoidal, porous sandbed. NERC Research Experience Placement.
Hack, S. (2014) Finite element models for coupled magma/mantle dynamics with anisotropic viscosity. Leverhulme Summer research project.
Allwright, J. (2013) Effects of viscous anisotropy on pipe Poisseuille flow. NERC Research Experience Placement.
Evans, O. (2013) Generalised stability theory in magma/mantle dynamics. Leverhulme Summer research project.
Harvey, P. (2013) An experimental analysis of Tyndall Figures. NERC Research Experience Placement.
Weatherley, S. (2009) Influence of mantle dynamics on global patterns of mid-ocean ridge bathymetry. MSci project.