research overview Dr. Cary's research focused on the discovery of new methods for accelerating charged particles, heating and transport of magnetically confined plasma, dense plasma focus, advanced computation on new computer architectures, and nonlinear dynamics.
selected publications chapter Searching for Integrable Systems 1984 conference proceeding Experimental Opportunities for the Ion Channel Laser 2018 Low Density Plasma Waveguides Driven by Ultrashort (30 fs) and Long (300 ps) Pulses for Laser Wakefield Acceleration 2018 MODELING PLASMA EXPANSION INTO VACUUM WITH SPEED-LIMITED PARTICLE-IN-CELL (SLPIC) SIMULATION 2017 First Measurements of Trojan Horse Injection in a Plasma Wakefield Accelerator 2017 GPU Acceleration of Particle-In-Cell Methods 2016 Mitigating Particle Integration Error in Relativistic Laser-Plasma Simulations 2016 Speed-limited particle-in-cell (SLPIC) simulation. Bulletin of the American Physical Society. 2016 Interaction Between Laser Pulses and Trailing Wakefields Intersecting at Small Angle for LWFA Charge Yield Enhancement. AIP Conference Proceedings. 2016 Mitigating Particle Integration Error in Relativistic Laser-Plasma Simulations 2016 Modeling plasma chemistry, sputtering, and RF sheath effects in low-temperature and fusion plasmas 2016 SPEED-LIMITED PARTICLE-IN-CELL (SLPIC) METHOD 2016 Select Advances in Computational Accelerator Physics. IEEE Transactions on Nuclear Science. 823-841. 2015 Low noise Particle-In-Cell simulations of 10 GeV laser-plasma accelerator stages. AIP Conference Proceedings. 369-374. 2012 Stress Tests of Transport Models Using FACETS Code. AIP Conference Proceedings. 2011 Laser-Plasma Wakefield Acceleration with Higher Order Laser Modes. AIP Conference Proceedings. 197-+. 2010 Modeling Laser Wakefield Accelerators in a Lorentz Boosted Frame. AIP Conference Proceedings. 244-+. 2010 FACETS - a Framework for Parallel Coupling of Fusion Components. 435-442. 2010 Computation of electron cloud diagnostics and mitigation in the main injector. Journal of Physics : Conference Series. 2009 Concurrent, Parallel, Multiphysics Coupling in the FACETS Project. Journal of Physics : Conference Series. 2009 Recent results and future challenges for large scale particle-in-cell simulations of plasma-based accelerator concepts. Journal of Physics : Conference Series. 2009 Simulating relativistic beam and plasma systems using an optimal boosted frame.. Journal of Physics : Conference Series. 2009 Validation of Broadly Filtered Diagonalization Method for Extracting Frequencies and Modes from High-Performance Computations. Journal of Physics : Conference Series. 2009 Benchmarking the codes VORPAL, OSIRIS, and QuickPIC with Laser Wakefield Acceleration Simulations. AIP Conference Proceedings. 315-+. 2008 Half-Cell RF Gun Simulations with the Electromagnetic Particle-in-Cell Code VORPAL. AIP Conference Proceedings. 334-+. 2008 Plasma gradient controlled injection and postacceleration of high quality electron bunches. AIP Conference Proceedings. 12-+. 2008 Community petascale project for accelerator science and simulation: Advancing computational science for future accelerators and accelerator technologies. Journal of Physics : Conference Series. 2008 Computational studies and optimization of wakefield accelerators. Journal of Physics : Conference Series. 2008 Design and optimization of large accelerator systems through high-fidelity electromagnetic simulations. Journal of Physics : Conference Series. 2008 First results from core-edge parallel composition in the FACETS project. Journal of Physics : Conference Series. 2008 Beam Slowing Down in a Laser Plasma Accelerator by Laser-Induced Betatron Oscillation. 2495-+. 2008 Electron and ion acceleration in the bubble regime. 127-+. 2007 3D simulations of secondary electron generation and transport in a diamond amplifier for photocathodes. 1774-+. 2007 Colliding pulse injection experiments in non-collinear geometry for controlled laser plasma wakefield acceleration of electrons. 2219-+. 2007 GeV electron beams from a centimeter-scale laser-driven plasma accelerator. 4367-+. 2007 Simulation and analysis of microwave transmission through an electron cloud, a comparison of results. 1744-+. 2007 Stable electron beams with low absolute energy spread from a laser wakefield accelerator with plasma density ramp controlled injection. 3767-+. 2007 COMPASS, the COMmunity petascale project for accelerator science and simulation, a broad computational accelerator physics initiative. Journal of Physics : Conference Series. 2007 Three-dimensional particle-in-cell Simulations of laser wakefield experiments. Journal of Physics : Conference Series. 2007 Petascale self-consistent electromagnetic computations using scalable and accurate algorithms for complex structures. Journal of Physics : Conference Series. 200-204. 2006 Towards the petascale in electromagnetic modeling of plasma-based accelerators for high-energy physics. Journal of Physics : Conference Series. 215-219. 2006 Simulations of dynamical friction including spatially-varying magnetic fields. AIP Conference Proceedings. 329-+. 2005 Designing photonic crystal devices for accelerators. 2766-2768. 2005 Simulations using the vorpal code of electron impact ionization effects in waveguide breakdown processes. 3569-3570. 2005 Vorpal as a tool for three-dimensional simulations of multipacting in superconducting RF cavities. 3718-3720. 2005 The effects of combined parallel gradient and collisional decorrelation in the absorption of RF waves. AIP Conference Proceedings. 467-470. 2003 All-optical beamlet train generation. 719-721. 2003 Longitudinal cooling of a strongly magnetized electron plasma. 2026-2028. 2003 journal article A new simple algorithm for space charge limited emission. Physics of Plasmas. 2020 Laser-ionized, beam-driven, underdense, passive thin plasma lens. Physical Review Accelerators and Beams. 2019 Generation and acceleration of electron bunches from a plasma photocathode. Nature Physics. 1156-+. 2019 Beam emittance preservation using Gaussian density ramps in a beam-driven plasma wakefield accelerator. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences. 2019 Transverse beam dynamics in a plasma density ramp. Physical Review Accelerators and Beams. 2019 Speeding up simulations by slowing down particles: Speed-limited particle-in-cell simulation. Physics of Plasmas. 2018 Foreword to Special Issue: Papers from the 59th Annual Meeting of the APS Division of Plasma Physics, October 23-27, 2017, Milwaukee, Wisconsin, USA. Physics of Plasmas. 2018 Single-stage plasma-based correlated energy spread compensation for ultrahigh 6D brightness electron beams. Nature Communications. 2017 Structure-preserving second-order integration of relativistic charged particle trajectories in electromagnetic fields. Physics of Plasmas. 2017 Modeling electron emission and surface effects from diamond cathodes. Journal of Applied Physics. 2015 The Interaction of Iteration Error and Stability for Linear Partial Differential Equations Coupled through an Interface. Advances in Mathematical Physics. 2015 Design principles for high quality electron beams via colliding pulses in laser plasma accelerators. Physical Review Special Topics: Accelerators and Beams. 2014 Alternating Direction Implicit Methods for FDTD Using the Dey-Mittra Embedded Boundary Method. Open Plasma Physics Journal. 29-35. 2014 Origin and reduction of wakefields in photonic crystal accelerator cavities. Physical Review Special Topics: Accelerators and Beams. 2014 A more accurate, stable, FDTD algorithm for electromagnetics in anisotropic dielectrics. Journal of Computational Physics. 436-455. 2013 A fast multigrid-based electromagnetic eigensolver for curved metal boundaries on the Yee mesh. Journal of Computational Physics. 524-534. 2013 Generalized algorithm for control of numerical dispersion in explicit time-domain electromagnetic simulations. Physical Review Special Topics: Accelerators and Beams. 2013 Coupled core-edge simulations of H-mode buildup using the Fusion Application for Core-Edge Transport Simulations (FACETS) code. Physics of Plasmas. 2012 Decays of electron Bernstein waves near plasma edge. Physics of Plasmas. 122107-122107. 2011 Validation of frequency extraction calculations from time-domain simulations of accelerator cavities. Computational Science and Discovery. 015004-015004. 2011 Control of focusing fields in laser-plasma accelerators using higher-order modes. Physical Review Special Topics: Accelerators and Beams. 2011 A second-order 3D electromagnetics algorithm for curved interfaces between anisotropic dielectrics on a Yee mesh. Journal of Computational Physics. 2060-2075. 2011 Simulation of anomalous transport in tokamaks using the FACETS code. Computer Physics Communications. 180-184. 2011 Multiscale three-dimensional simulations of charge gain and transport in diamond. Journal of Applied Physics. 2010 High-quality monoenergetic proton generation by sequential radiation pressure and bubble acceleration. Physical Review Special Topics: Accelerators and Beams. 2009 Application of Dey-Mittra conformal boundary algorithm to 3D electromagnetic modeling. Journal of Computational Physics. 7902-7916. 2009 Divergence preservation in the ADI algorithms for electromagnetics. Journal of Computational Physics. 7289-7299. 2009 High-energy monoenergetic proton bunch from laser interaction with a complex target. Physics of Plasmas. 2009 Proposed hole-target for improving maximum proton energy driven by a short intense laser pulse. Physics of Plasmas. 2009 Wakefields in photonic crystal cavities. Physical Review Special Topics: Accelerators and Beams. 2009 Laser Acceleration of Electron Beams to the GeV-class Energies in Gas Jets. Journal of the Optical Society of Korea. 8-14. 2009 Progress on laser plasma accelerator development using transversely and longitudinally shaped plasmas. Comptes Rendus Physique. 130-139. 2009 Ion acceleration with mixed solid targets interacting with circularly polarized lasers. Physical Review Special Topics: Accelerators and Beams. 2009 The 2008 Public Release of the International Multi-tokamak Confinement Profile Database. Nuclear Fusion. 2008 Generating Monoenergetic Heavy-Ion Bunches with Laser-Induced Electrostatic Shocks. Physical Review Letters. 2008 Stable generation of GeV-class electron beams from self-guided laser-plasma channels. Nature Photonics. 571-577. 2008 Truncated photonic crystal cavities with optimized mode confinement. Journal of Applied Physics. 2008 Linear and nonlinear Thomson scattering for advanced X-ray sources in PLASMONX. IEEE Transactions on Plasma Science. 1782-1789. 2008 Plasma-density-gradient injection of low absolute-momentum-spread electron bunches. Physical Review Letters. 2008 Extracting degenerate modes and frequencies from time-domain simulations with filter-diagonalization. Journal of Computational Physics. 5200-5214. 2008 Laser-Driven Coherent Betatron Oscillation in a Laser-Wakefield Cavity. Physical Review Letters. 2008 Second-Harmonic Generation of Electron-Bernstein Waves in an Inhomogeneous Plasma. Physical Review Letters. 2008 Bubble regime for ion acceleration in a laser-driven plasma. Physical Review E: Statistical, Nonlinear, and Soft Matter Physics. 2007 Wave excitation in inhomogeneous dielectric media. Physical Review E: Statistical, Nonlinear, and Soft Matter Physics. 2007 An approximate method for linear signal decomposition in -ray tracking detectors. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors, and Associated Equipment. 1331-1337. 2007 A stable FDTD algorithm for non-diagonal, anisotropic dielectrics. Journal of Computational Physics. 1085-1101. 2007 Electron injection by a nanowire in the bubble regime. Physics of Plasmas. 053115-053115. 2007 Coupling of laser energy into plasma channels. Physics of Plasmas. 2007 Numerical study of the magnetized friction force. Physical Review Special Topics: Accelerators and Beams. 2006 Low-noise electromagnetic δf particle-in-cell simulation of electron Bernstein waves. Physics of Plasmas. 062111-062111. 2006 Guiding of relativistic laser pulses by preformed plasma channels. Physical Review Letters. 2005 Control of beam halo formation through nonlinear damping and collimation. Physical Review Special Topics: Accelerators and Beams. 2005 Clean beams from laser wake-field accelerators via optical injection with a cleanup pulse. Physics of Plasmas. 056704-056704. 2005 Production of high-quality electron bunches by dephasing and beam loading in channeled and unchanneled laser plasma accelerators. Physics of Plasmas. 2005 Longitudinal cooling of non-neutral plasma by energy exchange. Physical Review E: Statistical, Nonlinear, and Soft Matter Physics. 2005 Data grid for fusion simulations and experiments. Computer Physics Communications. 134-137. 2004 FarSight: application for remote visualization. Computer Physics Communications. 402-407. 2004 Secure web-based invocation of large-scale plasma simulation codes. Computer Physics Communications. 464-467. 2004 dxhdf5: A software package for importing HDF5 physics data into OpenDX. Computer Physics Communications. 365-369. 2004 High-quality electron beams from a laser wakefield accelerator using plasma-channel guiding. Nature. 538-541. 2004 Finding a nonlinear lattice with improved integrability using Lie transform perturbation theory. Physical Review E: Statistical, Nonlinear, and Soft Matter Physics. 2004 VORPAL: a versatile plasma simulation code. Journal of Computational Physics. 448-473. 2004 Report of the Fusion Simulation Project Steering Committee. Journal of Fusion Energy. 1-26. 2004 Boris push with spatial stepping. Journal of Physics G: Nuclear and Particle Physics. 1719-1722. 2003 Particle-in-cell simulations of tunneling ionization effects in plasma-based accelerators. Physics of Plasmas. 2022-2030. 2003 Efficiency of a Boris-like integration scheme with spatial stepping. Physical Review Special Topics: Accelerators and Beams. 2002 Differentiating between colored random noise and deterministic chaos with the root mean squared deviation. Journal of Geophysical Research. 21277-21288. 2001 Particle-in-cell simulations of plasma accelerators and electron-neutral collisions. Physical Review Special Topics: Accelerators and Beams. 2001 Method for enlarging the dynamic aperture of accelerator lattices. Physical Review Special Topics: Accelerators and Beams. 2001 Physics of confinement improvement of plasmas with impurity injection in DIII-D. Nuclear Fusion. 317-323. 2001 Nonlinear effects of a beam interacting with a single damped wave. Physics of Plasmas. 231-242. 2000 The solar-wind driven magnetosphere-ionosphere as a complex dynamical system. Physics of Plasmas. 4178-4184. 1999 General linear theory of damped, beam-driven oscillations of a single mode. Physics of Plasmas. 4084-4093. 1998 Increasing the Dynamic Aperture of Accelerator Lattices. Physical Review Letters. 3655-3658. 1998 Reusable Java components for physics education. Computers in Physics. 314-314. 1998 Comparison of C++ and Fortran 90 for object-oriented scientific programming. Computer Physics Communications. 20-36. 1997 Omnigenity and quasihelicity in helical plasma confinement systems. Physics of Plasmas. 3323-3333. 1997 Numerical observation of turbulence enhanced growth rates. Physics of Plasmas. 2508-2518. 1997 Helical Plasma Confinement Devices with Good Confinement Properties. Physical Review Letters. 674-677. 1997 Adiabatic beam buncher for plasma accelerators. IEEE Transactions on Plasma Science. 439-442. 1996 Dynamics of particles trapping and detrapping in coherent wave packets. Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics. 3949-3961. 1994 Magnetic field integrability and the current closure condition. Physics of Plasmas. 3713-3715. 1994 Enhancement of Lyapunov exponents in one‐dimensional, randomly phased waves. Physics of Plasmas. 1817-1820. 1994 Integrable nonlinear accelerator lattices. Physical Review Letters. 1196-1199. 1994 Transport in non-axisymmetric tori with up-down asymmetry. Nuclear Fusion. 1293-1303. 1993 Probability of orbit transition in asymmetric toroidal plasma. Physics of Fluids B. 2098-2121. 1993 Quantum dynamics near a classical separatrix. Physical Review A: Atomic, Molecular and Optical Physics. 2496-2505. 1993 Ripple induced stochastic loss of alpha particles in a tokamak. Nuclear Fusion. 648-654. 1993 Separatrix eigenfunctions. Physical Review A: Atomic, Molecular and Optical Physics. 8501-8512. 1992 Enhancement of the velocity diffusion in longitudinal plasma turbulence. Physics of Fluids B. 2062-2069. 1992 Particle dynamics in a large-amplitude wave packet. Physical Review Letters. 255-258. 1992 Diffusion of trajectories in a simple Hamiltonian system with slow periodic forcing. Computer Physics Communications. 52-56. 1991 Simple method for calculating island widths. Physics of Fluids B. 1006-1014. 1991 Nonquasilinear diffusion far from the chaotic threshold. Physical Review Letters. 3132-3135. 1990 Diffusion of particles in a slowly modulated wave. Physica D: Nonlinear Phenomena. 265-282. 1989 PHASE-CHANGE BETWEEN SEPARATRIX CROSSINGS. Physica D: Nonlinear Phenomena. 287-316. 1989 REACTION PROBABILITY FOR SEQUENTIAL SEPARATRIX CROSSINGS. Physical Review Letters. 1795-1798. 1988 AN ANALYSIS OF THE ADIABATIC SWITCHING METHOD - FOUNDATIONS AND APPLICATIONS. Computer Physics Reports. 223-292. 1988 An analysis of the adiabatic switching method: Foundations and applications. Computer Physics Reports. 221-292. 1988 LOW-ASPECT-RATIO TORSATRON CONFIGURATIONS. Nuclear Fusion. 1195-1207. 1988 Comment on ‘‘Plasma kinetic theory in action-angle variables’’ [Phys. Fluids 28, 3538 (1985)]. Physics of Fluids. 706-706. 1988 Orbits in asymmetric toroidal magnetic fields. Physics of Fluids. 1586-1586. 1988 QUANTUM EFFECTS IN A MACROSCOPIC SYSTEM - REPLY. Physical Review Letters. 943-943. 1987 QUANTUM EFFECTS IN A MACROSCOPIC SYSTEM. Physical Review Letters. 292-295. 1987 Adiabatic-invariant change due to separatrix crossing. Physical review. A, General physics. 4256-4275. 1986 Change of the Adiabatic Invariant due to Separatrix Crossing. Physical Review Letters. 2117-2120. 1986 Drift and tearing modes in a sheared cylinder. Physics of Fluids. 3648-3648. 1986 Stochasticity reduction. Physics of Fluids. 2464-2464. 1986 Future contributions to Journal of Statistical Physics. Journal of Statistical Physics. 265-265. 1985 ALGEBRAIC DECAY IN SELF-SIMILAR MARKOV-CHAINS. Journal of Statistical Physics. 327-345. 1985 Compact form for the relativistic ponderomotive Hamiltonian. Physics of Fluids. 423-424. 1985 Pressure induced islands in three-dimensional toroidal plasma. Physics of Fluids. 1392-1392. 1985 Construction of three-dimensional vacuum magnetic fields with dense nested flux surfaces. Physics of Fluids. 119-119. 1984 Elimination of stochasticity in stellarators. Physics of Fluids. 767-767. 1984 Free-boundary stability of straight stellarators. Physics of Fluids. 2522-2522. 1984 Relation of fluid drift to oscillation center drift. Physics of Fluids. 2193-2193. 1984 SCATTERING OF REGULARIZED-LONG-WAVE SOLITARY WAVES. Physica D: Nonlinear Phenomena. 324-336. 1984 Noncanonical Hamiltonian mechanics and its application to magnetic field line flow. Annals of Physics. 1-34. 1983 CORRELATIONS OF PERIODIC, AREA-PRESERVING MAPS. Physica D: Nonlinear Phenomena. 375-384. 1983 Charged particle motion near a linear magnetic null. Physics of Fluids. 2167-2167. 1983 Decay of correlations in a chaotic measure-preserving transformation. Physica D: Nonlinear Phenomena. 223-232. 1983 Vacuum Magnetic Fields with Dense Flux Surfaces. Physical Review Letters. 276-279. 1982 The Pierce instability in neutralized inertial confinement fusion ion beams. Journal of Applied Physics. 4093-4098. 1982 Unstable oscillatory Pierce modes of neutralized electron beams. Journal of Applied Physics. 3303-3304. 1982 Lie transform perturbation theory for Hamiltonian systems. Physics Reports. 129-159. 1981 Absolute and convective instabilities in two-dimensional free-electron lasers. Physics of Fluids. 899-899. 1981 Necessary stability conditions for field-reversed theta pinches. Physics of Fluids. 2239-2239. 1981 Ponderomotive effects in collisionless plasma: A Lie transform approach. Physics of Fluids. 1238-1238. 1981 RIGOROUSLY DIFFUSIVE DETERMINISTIC MAP. Physical Review A: Atomic, Molecular and Optical Physics. 2664-2668. 1981 STATISTICAL CHARACTERIZATION OF PERIODIC, AREA-PRESERVING MAPPINGS. Physical Review A: Atomic, Molecular and Optical Physics. 2744-2746. 1981 Simple criteria for the absence of the beam-Weibel instability. Physics of Fluids. 1818-1818. 1981 Theory of off-axis mode production by free-electron lasers. Physics of Fluids. 729-729. 1981 Two-dimensional theory of free-electron lasers. Physical review. A, General physics. 2088-2091. 1980 Wave-energy density and wave-momentum density of each species of a collisionless plasma. Physical review. A, General physics. 1660-1663. 1980 Production of plasma from diatomic gases by relativistic electron beams. Physics of Fluids. 1005-1005. 1980 Interpretation of the ponderomotive potential for a magnetized particle in a low-frequency wave. Physics of Fluids. 1003-1003. 1979 Universal formula for quasi-static density perturbation by a magnetoplasma wave. Physics of Fluids. 790-790. 1979 Time dependent canonical transformations and the symmetry‐equals‐invariant theorem. Journal of Mathematical Physics. 2432-2435. 1977 Ponderomotive Force and Linear Susceptibility in Vlasov Plasma. Physical Review Letters. 402-404. 1977
education and training Ph.D., University of California-Berkeley 1978 M.S., University of California-Berkeley 1975 B.A., University of California-Irvine 1973 B.A., University of California-Irvine 1973
awards and honors Particle Accelerator Science and Technology Award, conferred by IEEE Nuclear and Plasma Sciences Society, 2019 BFA Award for Excellence in Research, Scholarly and Creative Work, conferred by Boulder Faculty Assembly, 1994
global connections related to teaching and scholarly work (in recent years) Australia Country Canada Country Denmark Country France Country United Kingdom Country
