Daniel Lecoanet 6511 Telegraph Ave. #11, Oakland, CA

Transcription

1 Daniel Lecoanet 6511 Telegraph Ave. #11, Oakland, CA (608) EDUCATION University of California Berkeley PhD, Physics Spring 2016 (expected) University of Cambridge Masters of Advanced Study, Applied Mathematics, with Distinction June 2011 University of Wisconsin Madison BS, Mathematics, Physics, with Comprehensive Honors May 2010 RESEARCH INTERESTS Astrophysical & Geophysical Fluids: convection; dynamo; tides; internal waves Numerical Methods: pseudospectral methods; high performance computing Nonlinear Optimization: transition to turbulence; instanton; Vlasov-Poisson AWARDS AND HONORS Fannie and John Hertz Foundation Graduate Fellowship ( ). Winston Churchill Foundation Scholarship ( ) for study in the U.K. NSF Graduate Research Fellowship ( ). KITP Graduate Fellowship (2014). Woods Hole Geophysical Fluid Dynamics Fellow (2013). DOE Office of Science Graduate Research Fellowship (declined). Goldwater Scholar, REFEREED JOURNAL ARTICLES 1. D. Lecoanet, M. McCourt, E. Quataert, K. J. Burns, G. M. Vasil, J. S. Oishi, B. P. Brown, J. Stone, R. O'Leary, A Validated Nonlinear Kelvin-Helmholtz Benchmark for Numerical Hydrodynamics. Submitted to MNRAS. 2. G. M. Vasil, K. J. Burns, D. Lecoanet, S. Olver, B. P. Brown, J. S. Oishi, Tensor calculus in polar coordinates using Jacobi polynomials. Submitted to SIAM Review. 3. J. Fuller, M. Cantiello, D. Lecoanet, E. Quataert, The spin rate of pre-collapse stellar cores: wave driven angular momentum transport in massive stars. ApJ (2015).

2 4. M. Le Bars, D. Lecoanet, J. M. Aurnou, S. Perrard, A. Ribeiro, L. Rodet, P. Le Gal, Experimental study of internal wave generation by convection in water. Fluid Dyn Res (2015). 5. D. Lecoanet, M. Le Bars, K. J. Burns, E. Quataert, G. M. Vasil, B. P. Brown, J. S. Oishi, Numerical Simulations of Internal Wave Generation by Convection in Water. PRE (2015). 6. P. Marcus, S. Pei, C.-H. Jiang, J. Barranco, P. Hassanzadeh, D. Lecoanet, Zombie Vortex Instability I: The Dead Zones of Protoplanetary Disks are Not Dead. ApJ (2015). 7. D. Lecoanet, B. P. Brown, E. G. Zweibel, K. J. Burns, J. S. Oishi, G. M. Vasil, Conduction in Low Mach Number Flows: Part I Linear & Weakly Nonlinear Regimes. ApJ (2014). 8. J. Fuller, D. Lecoanet, M. Cantiello, B. Brown, Angular Momentum Transport via Internal Gravity Waves in Evolving Stars. ApJ (2014). 9. G. M. Vasil, D. Lecoanet, B. P. Brown, E. G. Zweibel, Energy Conservation and Gravity Waves in Sound-proof Treatments of Stellar Interiors: Part II Lagrangian Constrained Analysis. ApJ (2013). 10. D. Lecoanet, E. Quataert, Internal Gravity Wave Excitation by Turbulent Convection. MNRAS (2013). 11. D. Lecoanet, I. J. Parrish, E. Quataert, The Dynamics of Rayleigh-Taylor Stable and Unstable Contact Discontinuities with Anisotropic Thermal Conduction. MNRAS (2012). 12. D. Lecoanet, E. G. Zweibel, R. H. D. Townsend, Y.-M. Huang, Violation of Richardson s Criterion via Introduction of a Magnetic Field. ApJ (2010). 13. D. Lecoanet, F. C. Adams, A. M. Bloch, Mean Motion Resonances in Extrasolar Planetary Systems with Turbulence, Interactions, and Damping. ApJ (2009). 14. A. Mitra, J. P. Wojcik, D. Lecoanet, T. Muller, R. West, A Bis(silaselenone) with Two Donor-Stabilized Si=Se Bonds from an Unexpected Stereoconvergent Hydrolysis of a Diselenadisiletane. Angewandte Chemie (2009).

3 INVITED PRESENTATIONS 1. Harvard Earth & Planetary Sciences, Graduate Student & Postdoc Seminar. Internal Wave Excitation by Convection, Sep MIT, Physical Mathematics Seminar. Internal Wave Excitation by Turbulent Convection, Sep Center for Astrophysics, Harvard, Small Scale Phenomena Seminar. How Do We Know if a Simulation is Correct? Sep Courant Institute, NYU, Applied Math Lab Seminar. Internal Wave Excitation by Turbulent Convection, Sep Woods Hole Oceanographic Institute, Summer Geophysical Fluid Dynamics Program. Internal Wave Excitation by Turbulent Convection, July 3, Society for Industrial and Applied Mathematics, Dynamical Systems. Session: Waveturbulence Interactions in Geophysical and Astrophysical Fluid Dynamics. Internal Wave Generation by Convection, May 17, Ecole Normale Supériere Paris, Journal Club. Thermal Conduction Models in Low Mach Number Flows, Sep 19, Institut de Recherche sur les Phénomènes Hors Équilibre, Seminar. Simulations of Convective Excitation of Internal Waves in Water, Sep 5, Kavli Institute for Theoretical Physics, presentation at Wave-Mean Flow Interaction program, with B. Brown & J. Oishi. A Demonstration of the Dedalus Modeling Framework, May 28, University of California Santa Barbara, Center for Interdisciplinary Research in Fluids Seminar. Convective Excitation of Internal Waves in Water, Feb 19, Woods Hole Oceanographic Institute, GFD fellow presentation. Nonlinear Optimal Perturbations, Aug 20, American Geophysical Union, Meeting of the Americans. Session: Waves and Instabilities in Surface and Internal Planetary Fluid Flows. Excitation of Internal Gravity Waves by Turbulent Stellar Convection, May University of California Santa Cruz, GAFD Seminar. Generating Internal Gravity Waves with Turbulent Convection, Jan 24, 2013.

4 14. University of California Berkeley, Fluids Seminar. Anisotropic Conduction Along Magnetic Field Lines: New and Old Instabilities, Nov 7, Canadian Institute for Theoretical Astrophysics, Seminar. Rayleigh-Taylor Instabilities in a Dilute Plasma, Apr 12, Calendar/2012/Rayleigh-Taylor-Instabilities-in-a-Dilute-Plasma RESEARCH EXPERIENCE 1. PhD Candidate at University of California Berkeley (2011-present) a. Theoretical & computational study of wave generation by convection (w/ Eliot Quataert & Geoff Vasil) b. Kelvin-Helmholtz instability code comparison test (w/ Mike McCourt & Eliot Quataert) c. Simulation of hydrodynamic vortex instability in astrophysical accretion disks (w/ Phil Marcus) d. Development of Dedalus code & algorithms (w/ Geoff Vasil & Keaton Burns) e. Derivation of energy-conserving low Mach number equations via Lagrangian mechanics (w/ Geoff Vasil) f. Analytical & numerical study of internal wave coupling (w/ Eliot Quataert & Geoff Vasil) g. Numerical study of Rayleigh-Taylor instability with anisotropic thermal conduction (w/ Ian Parrish & Eliot Quataert) 2. Visitor at Institut de Recherche sur les Phénomènes Hors Équilibre (Sept 2014) Two week visit; studied wave generation by convection experimentally and computationally (w/ Michael Le Bars) 3. Graduate Fellow at Kavli Institute for Theoretical Physics (spring 2014) a. Simulations of highly stratified, turbulent convection (w/ Ben Brown) b. Comparison of different thermal conduction models for low Mach number flows (w/ Ben Brown & Ellen Zweibel) c. Implementing direct statistical simulations in Dedalus (w/ Steve Tobias) d. Participant of program on Wave-Flow Interaction in Geophysics, Climate, Astrophysics, and Plasmas e. Simulations of Boussinesq gravity currents in stratified flows & non-boussinesq gravity currents (w/ Eckart Meiberg) f. Comparison of theoretical calculations of wave-driven angular momentum transport to observations (w/ Jim Fuller) 4. Geophysical Fluid Dynamics Fellow at Woods Hole Oceanographic Institute (summer 2013 & 2015) a. Numerical nonlinear optimization in Vlasov-Poisson equation b. Using nonlinear optimization to find instantons in systems of ODE s and the Swift-Hohenberg equation (w/ Rich Kerswell) 5. Part III Essay at University of Cambridge ( ) Analytic study of linear Rayleigh-Taylor instability in a horizontal shear flow (w/ Mike Proctor & Gordon Ogilvie)

5 6. Senior Thesis at University of Wisconsin Madison ( ) Quasi-analytic and numerical study of magneto-shear flow instabilities in stratified fluids (w/ Ellen Zweibel) 7. National Undergraduate Fellow at Princeton Plasma Physics Laboratory (summer 2009) a. Analysis of experimental data on line-tied magnetic reconnection (w/ Hantao Ji) b. Analytic model of collisionless magnetic reconnection (w/ Russell Kulsrud) 8. Summer Researcher at University of Michigan Ann Arbor (summer 2008) Developed stochastic model for planets leaving mean-motion resonance (w/ Fred Adams & Tony Bloch) 9. Research Experience for Undergraduate at Cornell University (summer 2007) Derived instability criterion for type II superconducting plasma in neutron stars (w/ Ira Wasserman) 10. Synthetic Chemistry Research at University of Wisconsin Madison ( ) a. Synthesized novel silylenes for use in catalysis b. Added organo-silicon sidechains to indomethacin to improve activity for drug use c. Synthesized novel siloxane co-polymers for use as electrolytes in high-density Li batteries (w/ Bob West) 11. Pure Math Research at University of Wisconsin Madison ( ) a. Derived algorithm and calculated number of field elements with bounded height b. Calculated number of cubic number fields with bounded discriminant (w/ Jordan Ellenberg) TEACHING AND MENTORING EXPERIENCE 1. Undergraduate mentor (2011-present) Mentoring four undergraduates through the Berkeley Compass Project 2. Research project advisor (fall 2011 & 2012) Supervised small groups of freshmen in semester-long research projects through the Berkeley Compass Project 3. Graduate student instructor (fall 2011) Taught introductory electromagnetism for biology majors (class size ~20) 4. Peer mentor tutor ( ) Taught small groups of undergraduates taking introductory physics classes SERVICE Journal Referee: Astronomy & Astrophysics; Journal of Fluid Mechanics Berkeley Fluids Seminar: co-organizer (fall 2013-present) & PI (fall 2014-present)