DAVID REES JONES

Address: University of St Andrews, School of Mathematics and Statistics, Mathematical Institute, North Haugh, St Andrews, Scotland, United Kingdom. Website: https://www.st-andrews.ac.uk/profile/dwrj1 Email: [email protected] ORCID: orcid.org/0000-0001-8698-401X

POSITIONS 2019–: Lecturer in Applied Mathematics, School of Mathematics and Statistics, University of St Andrews.

2016–2019: Postdoctoral researcher in subduction-zone geodynamics, Department of Earth Sciences, University of Oxford (2016–2018). Department of Earth Sciences, University of Cambridge (2019). Advised by Professor Richard Katz and Dr John Rudge (Department of Earth Sciences, University of Cambridge).

2014–2016: Postdoctoral researcher on the fluid dynamics of frazil-ice crystals, Department of Physics, University of Oxford. Advised by Dr Andrew Wells.

2014–2019: College tutor, Department of Physics, University of Oxford St Anne’s College (2014–2019) and Hertford College (2015–2016).

EDUCATION 2010–2013: PhD, Applied Mathematics, University of Cambridge Supervised by Professor Grae Worster. Thesis: The Convective Desalination of Sea Ice (accepted April 2014) Institute of Theoretical Geophysics. Department of Applied Mathematics and Theoretical Physics (DAMTP). NERC studentship.

2009–2010: MMath (‘Part III’), Distinction, University of Cambridge Essay ‘Global Modes in Shear Flows’ supervised by Professor Nigel Peake. Courses: Geophysical and Environmental Fluid Dynamics, Solidification of Fluids, Slow Viscous Flow, Fluid Dynamics of Energy, and Perturbation and Stability Methods. Not-examined: Polar Oceans and Climate Change, Biological Physics.

2006–2009: BA, First Class Hons., Mathematics, University of Cambridge First class in examinations in each year.

PRIZES AND AWARDS 2015: Lighthill-Thwaites Prize finalist. Awarded by the Institute of Mathematics and its Applications (IMA) for a paper in Applied Mathematics within 5 years of first degree. 2014, 2016: Grant funding secured for 2 summer studentships (total £4500), UK Met Office Academic Partnership. 2012: Smith-Knight & Rayleigh-Knight Prize Essay, for original PhD research. 2012: DAMTP Second-Year Talks Prize, for quality of oral communication. 2010: BA Scholarship, Christ’s College, Cambridge. 2007–2010: Whelan Prizes (examination performance), Christ’s College, Cambridge. 2006: A-Level Student of the Year awarded by AQA examination board.

PUBLICATIONS Fluxes through steady chimneys in a mushy layer during binary alloy solidification. D. W. Rees Jones & M. G. Worster, 2013, J. Fluid Mech., 714, 127–151, doi:10.1017/jfm.2012.462

A simple dynamical model for gravity drainage of brine from growing sea ice. D. W. Rees Jones & M. G. Worster, 2013, Geophys. Res. Lett., 40(2), 307–311, doi:10.1029/2012GL054301

A physically based parameterization of gravity drainage for sea-ice modeling. D. W. Rees Jones & M. G. Worster, 2014, J. Geophys. Res. – Oceans, 119, doi:10.1002/2013JC009296

On the thermodynamic boundary conditions of a solidifying mushy layer with outflow. D. W. Rees Jones & M. G. Worster, 2015, J. Fluid Mech., 762, doi:10.1017/jfm.2014.654

Sea ice thermodynamics and brine drainage. M. G. Worster & D. W. Rees Jones, 2015, Phil. Trans. Roy. Soc. A, 373, doi:10.1098/rsta.2014.0166

The solidification of disk-shaped crystals from a weakly supercooled binary melt. D. W. Rees Jones & A. J. Wells, 2015, Phys. Rev. E, 92, 022406, doi:10.1103/PhysRevE.92.022406

The frequency and extent of sub-ice phytoplankton blooms in the Arctic Ocean. C. Horvat, D. W. Rees Jones, S. Iams, D. Schroeder, D. Flocco, & D. Feltham, 2017, Sci. Adv., 3, doi:10.1126/sciadv.1601191

Thermal impact of magmatism in subduction zones. D. W. Rees Jones, R. F. Katz, M. Tian, & J. F. Rudge, 2018, Earth Planet. Sci. Lett., 481, 73–79, doi:10.1016/j.epsl.2017.10.015

The impact of crystal growth on frazil-ice dynamics. D. W. Rees Jones & A. J. Wells, 2018, The Cryosphere, 12, 25–38, doi:10.5194/tc-12-25-2018 Code available: github.com/davidreesjones/frazil-dynamics

Reaction-infiltration instability in a compacting porous medium. D. W. Rees Jones & R. F. Katz, 2018, J. Fluid Mech., 852, 5–36, doi:10.1017/jfm.2018.524

Thermal evolution of late season melt ponds. J.-H. Kim, W. Moon, A. J. Wells, J. P. Wilkinson, T. Langton, B. Hwang, M. Granskog and D. W. Rees Jones, 2018, Geophys. Res. Lett., 45, 8304–8313, doi:10.1029/2018GL078077

Consequences of glacial cycles for magmatism and carbon transport at mid-ocean ridges N. G. Cerpa, D. W. Rees Jones, & R. F. Katz, 2019, Earth Planet. Sci. Lett., 528, doi:10.1016/j.epsl.2019.115845

Devolatilization of Subducting Slabs, Part I: Thermodynamic Parameterization and Open System Effects. M. Tian, R. F. Katz and D. W. Rees Jones, 2019a, Geochem. Geophys. Geosyst., 20, doi:10.1029/2019GC008488

Devolatilization of Subducting Slabs, Part II: Volatile Fluxes and Storage. M. Tian, R. F. Katz, D. W. Rees Jones and D. A. May, 2019b, Geochem. Geophys. Geosyst., 20, doi:10.1029/2019GC008489

The distribution of solar energy under ponded sea ice. C. Horvat, D. Flocco, D. W. Rees Jones, L. Roach & K. M. Golden, 2020, Geophys. Res. Lett., 47, doi:10.1029/2019GL085956

Fast magma ascent, revised estimates from the deglaciation of Iceland. D. W. Rees Jones and J. F. Rudge, 2020, Earth Planet. Sci. Lett., 542, doi:10.1016/j.epsl.2020.116324

Magmatic channelization by reactive and shear-driven instabilities at mid-ocean ridges: a combined analysis. D. W. Rees Jones, H. Zhang and R. F. Katz, 2021, Geophys. J. Int., 226(1), 582–609, doi:10.1093/gji/ggab112

SELECTED PRESENTATIONS (ORAL UNLESS INDICATED)

University of Strathclyde (invited), Feb. 2021 University of Leeds (invited), Dec. 2020 Magma dynamics and glacial cycles

Scottish Fluid Mechanics Meeting, May. 2020

Subglacial plumes: dynamics, supercooling and frazil-ice formation

University of Edinburgh, Institute of Geography (invited), Jan. 2020 Sea ice thermodynamics and brine drainage

American Geophysical Union – Fall Meeting, Dec. 2019 How representative are estimates of fast melt ascent velocity under Iceland following its deglaciation? (poster)

University of St Andrews, School of Earth and Environmental Sciences (invited), Oct. 2019 University of Edinburgh, School of Geosciences (invited), Nov. 2019

Variable magma and carbon fluxes at mid-ocean ridges and on Iceland; glacial/interglacial cycles

University of Cambridge, DAMTP Fluids Seminar (invited), May. 2019

Variable magmatism at mid-ocean ridges.

NERC Volatiles Consortium Meeting, Mar. 2019 Magma dynamics of subduction zones: models of production and transport of volatile-enriched melts.

University of Cambridge, Department of Earth Sciences, Mar. 2019

Channelized melt extraction from the mantle: the reactive formation of dunite channels

American Geophysical Union – Fall Meeting, Dec. 2018 Channelized melt extraction: physical controls on the formation of dunite channels.

SIAM Conference on the Mathematics of Planet Earth (invited), Sept. 2018. Speaker in minisymposium on Linking Scales in Earth’s Sea Ice System.

Columbia University, Lamont-Doherty Earth Observatory, Sept. 2018. Channelized melt extraction from the mantle by the reaction-infiltration instability.

UK Sea Ice Research Group, Sept. 2018 Light and life beneath the ice: sub-ice phytoplankton blooms in the Arctic

American Geophysical Union – Fall Meeting, Dec. 2017 The thermochemical, two-phase dynamics of subduction zones: results from new, fully coupled models.

Isaac Newton Institute – Multi-scale modelling of ice workshop (invited), Sept. 2017 Frazil-ice dynamics in mixed layers and sub-ice-shelf plumes.

SIAM Conference on Mathematical and Computational Issues in the Geosciences (invited), Sept. 2017. Speaker in minisymposium on Modeling and Simulation of Melt in the Mantle.

Deep Carbon Observatory – Third International Science Meeting (invited), Mar. 2017 Coupled geodynamic models of flow and transport in subduction zones.

American Geophysical Union – Fall Meeting, Dec. 2016 Magmatism significantly impacts the thermal structure of the wedge (poster). Heat transfer in melt ponds with convection and radiative heating: observations and modelling (co-author).

University of Reading, Department of Meteorology (invited), Nov. 2016 The micro-physics of frazil-ice growth and crystal-size distribution.

University of Cambridge, Department of Earth Sciences, Oct. 2016 Magmatism significantly alters the thermal structure of the wedge.

UK Sea Ice Research Group, Sept. 2016 The convective dynamics of frazil ice.

Isaac Newton Institute – Melt in the Mantle Workshop (invited), Jun. 2016 Salt fluxes from sea ice: simple models of reactively dissolved channels.

European Geophysical Union – General Assembly, Apr. 2016 Frazil ice dynamics in polynyas and leads (co-author, poster).

Isaac Newton Institute – Melt in the Mantle Programme (invited), Mar. 2016 Solidification of ‘mushy layers’: the role of convection.

University of Cambridge, DAMTP (invited), Jan. 2016 The fluid dynamics of a suspension of frazil ice crystals.

American Physical Society – Division of Fluid Dynamics, Nov. 2015 The dynamics of a suspension of solidifying, buoyant ice crystals.

Harvard University, Department of Earth and Planetary Sciences (invited), Nov. 2015 Convection and the growth of sea ice.

UK Sea Ice Research Group, Sept. 2015 The micro-physics of frazil ice growth and crystal size distribution

European Geophysical Union – General Assembly, Apr. 2015 The micro-physics of frazil-ice growth under ice shelves (poster).

British Applied Mathematics Colloquium – Lighthill-Thwaites Prize Lecture (invited), Mar. 2015. Fluxes through steady chimneys in a mushy layer during binary alloy solidification.

American Physical Society – Division of Fluid Dynamics, Nov. 2014 The convective dynamics of a suspension of ice crystals.

Gordon Research Seminar – Flow & Transport in Permeable Media, USA, July. 2014 Boundary conditions for solidifying porous media.

UK Sea Ice Research Group, Sept. 2013 Comparing fixed and dynamic-salinity models of sea ice.

British Applied Mathematics Colloquium, Apr. 2013 Fluxes through steady chimneys in a mushy layer during binary alloy solidification.

American Geophysical Union – Fall Meeting, Dec. 2012 Incorporating a physically-based parameterization of brine drainage into sea-ice models.

DAMTP Fluid Mechanics Seminar: Second-Year Talks, June 2012, UK Sea Ice Research Group, Sept. 2012, and BP Institute, Sept. 2012 A simple dynamical model of gravity drainage of brine from growing sea ice.

Imperial College, London (invited), June 2012 Solidification and internal convection.

American Physical Society – Division of Fluid Dynamics, Nov. 2011 Fluxes through steady-state chimneys in binary alloy solidification.

UK Sea Ice Research Group, Sept. 2011 Gravity drainage of brine from growing sea ice.

TEACHING EXPERIENCE St Andrews Mathematics. Lecturer for courses “Differential Equations” & “Techniques of Applied Mathematics.” Tutorials for “Multivariate Calculus” & “Mathematical Modelling.”

Oxford Physics M.Phys. lecture on ‘The Fluid Dynamics of Antarctica’ (May 2014).

Tutorial teaching for undergraduate Oxford Physics course: Flows, Fluctuations and Complexity (2014–2019). Total 40–50 students in small groups (2–6 students). Set and marked college exams. Prepared students for University exams. Advised on applications for Masters projects.

Undergraduate supervisions for 5 courses in Cambridge Mathematics: Fluid Dynamics,

Differential Equations, Vector Calculus, Asymptotic Methods, and Variational Principles.

Marked undergraduate practice examination for Christ’s College (2012), and STEP entrance paper for applicants to study undergraduate Mathematics (2011).

SUPERVISION OF RESEARCH STUDENTS Supervised summer student, jointly with Prof. Richard Katz, in 2019. Lead supervisor for summer project in 2018. Organized candidate recruitment and selection. Supervised 3 summer students, jointly with Dr. Andrew Wells, in 2016 and 2014.

M.Phys. project supervision, jointly with Dr. Andrew Wells, ‘The seeds of “brinicles”: flow and pattern formation in sea ice and mushy layers’ (2014–15).

ACADEMIC SERVICE Reviewer: J. Fluid Mechanics; The Cryosphere; Geophysical Research Letters; J. Geophysical Research – Oceans; J. Geophysical Research – Solid Earth; Geochemistry, Geophysics, Geosystems; J. Hydraulic Research; Springer INdAM (Istituto Nazionale di Alta Matematica).

Isaac Newton Institute invited programme participant, Mathematics of Sea Ice Phenomena, Aug– Dec. 2017, and Melt in the Mantle, Feb.–June 2016. Financial support from Isaac Newton Institute and Deep Carbon Observatory of the Sloan Foundation.

Selected participant for Mathematics Research Communities 2015, on Differential Equations, Probability and Sea Ice. Received travel funding and award for collaboration (US NSF).

Co-organizer of an annual retreat for Atmospheric, Oceanic and Planetary Physics, 2015.

Speaker for Research Software Engineering seminar series (2017). Co-ordinated ‘Geophysical and Environmental Fluid Dynamics Journal Club’ during PhD for other research students, led sessions.

Member: American Geophysical Union, IMA Scottish Branch Committee (St Andrews rep.)

OUTREACH Ran sessions at STEM Summer School (2012) for 17–18 year olds considering applying to study Mathematics, and supervisions for Sutton Trust Summer School (2012).

Presented at stand and on video for exhibit ‘Avalanche Radar’ at ‘The Royal Society Summer Science Exhibition: 2012.’

TRAINING Software Carpentry workshop Jan. 2015 on Unix, Python, git, and NetCDF.

Courses while studying for PhD: Non-Newtonian Fluid Dynamics, Computational Methods for Fluid Dynamics, Liquid Crystals, and Turbulence.