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, and advanced computation on new computer architectures.
- Contact Info
Cary, John R Professor
Positions
- Professor, Physics
Research Areas
Research
keywords
- plasma physics, accelerator physics, computational physics, nonlinear dynamics
Publications
selected publications
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chapter
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conference proceeding
- 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
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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
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Select Advances in Computational Accelerator Physics.
IEEE Transactions on Nuclear Science.
823-841.
2015
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Low noise Particle-In-Cell simulations of 10 GeV laser-plasma accelerator stages.
AIP Conference Proceedings.
369-374.
2012
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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
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FACETS - a Framework for Parallel Coupling of Fusion Components.
435-442.
2010
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Computation of electron cloud diagnostics and mitigation in the main injector.
Journal of Physics : Conference Series.
2009
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Concurrent, Parallel, Multiphysics Coupling in the FACETS Project.
Journal of Physics : Conference Series.
2009
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Recent results and future challenges for large scale particle-in-cell simulations of plasma-based accelerator concepts.
Journal of Physics : Conference Series.
2009
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Simulating relativistic beam and plasma systems using an optimal boosted frame..
Journal of Physics : Conference Series.
2009
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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
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Community petascale project for accelerator science and simulation: Advancing computational science for future accelerators and accelerator technologies.
Journal of Physics : Conference Series.
2008
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Computational studies and optimization of wakefield accelerators.
Journal of Physics : Conference Series.
2008
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Design and optimization of large accelerator systems through high-fidelity electromagnetic simulations.
Journal of Physics : Conference Series.
2008
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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
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COMPASS, the COMmunity petascale project for accelerator science and simulation, a broad computational accelerator physics initiative.
Journal of Physics : Conference Series.
2007
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Three-dimensional particle-in-cell Simulations of laser wakefield experiments.
Journal of Physics : Conference Series.
2007
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Petascale self-consistent electromagnetic computations using scalable and accurate algorithms for complex structures.
Journal of Physics : Conference Series.
200-204.
2006
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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
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All-optical beamlet train generation.
719-721.
2003
- Longitudinal cooling of a strongly magnetized electron plasma. 2026-2028. 2003
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journal article
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Laser-ionized, beam-driven, underdense, passive thin plasma lens.
Physical Review Accelerators and Beams.
2019
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Generation and acceleration of electron bunches from a plasma photocathode.
Nature Physics.
1156-+.
2019
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Speeding up simulations by slowing down particles: Speed-limited particle-in-cell simulation.
Physics of Plasmas.
2018
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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
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Single-stage plasma-based correlated energy spread compensation for ultrahigh 6D brightness electron beams.
Nature Communications.
2017
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Structure-preserving second-order integration of relativistic charged particle trajectories in electromagnetic fields.
Physics of Plasmas.
2017
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Modeling electron emission and surface effects from diamond cathodes.
Journal of Applied Physics.
2015
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The Interaction of Iteration Error and Stability for Linear Partial Differential Equations Coupled through an Interface.
Advances in Mathematical Physics.
2015
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Design principles for high quality electron beams via colliding pulses in laser plasma accelerators.
Physical Review Special Topics. Accelerators and Beams.
2014
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Alternating Direction Implicit Methods for FDTD Using the Dey-Mittra Embedded Boundary Method.
Open Plasma Physics Journal.
29-35.
2014
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Origin and reduction of wakefields in photonic crystal accelerator cavities.
Physical Review Special Topics. Accelerators and Beams.
2014
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A more accurate, stable, FDTD algorithm for electromagnetics in anisotropic dielectrics.
Journal of Computational Physics.
436-455.
2013
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A fast multigrid-based electromagnetic eigensolver for curved metal boundaries on the Yee mesh.
Journal of Computational Physics.
524-534.
2013
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Generalized algorithm for control of numerical dispersion in explicit time-domain electromagnetic simulations.
Physical Review Special Topics. Accelerators and Beams.
2013
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Coupled core-edge simulations of H-mode buildup using the Fusion Application for Core-Edge Transport Simulations (FACETS) code.
Physics of Plasmas.
2012
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Decays of electron Bernstein waves near plasma edge.
Physics of Plasmas.
122107-122107.
2011
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Validation of frequency extraction calculations from time-domain simulations of accelerator cavities.
Computational Science and Discovery.
015004-015004.
2011
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Control of focusing fields in laser-plasma accelerators using higher-order modes.
Physical Review Special Topics. Accelerators and Beams.
2011
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A second-order 3D electromagnetics algorithm for curved interfaces between anisotropic dielectrics on a Yee mesh.
Journal of Computational Physics.
2060-2075.
2011
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Simulation of anomalous transport in tokamaks using the FACETS code.
Computer Physics Communications.
180-184.
2011
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Multiscale three-dimensional simulations of charge gain and transport in diamond.
Journal of Applied Physics.
2010
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High-quality monoenergetic proton generation by sequential radiation pressure and bubble acceleration.
Physical Review Special Topics. Accelerators and Beams.
2009
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Application of Dey-Mittra conformal boundary algorithm to 3D electromagnetic modeling.
Journal of Computational Physics.
7902-7916.
2009
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Divergence preservation in the ADI algorithms for electromagnetics.
Journal of Computational Physics.
7289-7299.
2009
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High-energy monoenergetic proton bunch from laser interaction with a complex target.
Physics of Plasmas.
2009
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Proposed hole-target for improving maximum proton energy driven by a short intense laser pulse.
Physics of Plasmas.
2009
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Wakefields in photonic crystal cavities.
Physical Review Special Topics. Accelerators and Beams.
2009
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Laser Acceleration of Electron Beams to the GeV-class Energies in Gas Jets.
Journal of the Optical Society of Korea.
8-14.
2009
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Progress on laser plasma accelerator development using transversely and longitudinally shaped plasmas.
Comptes Rendus Physique.
130-139.
2009
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Ion acceleration with mixed solid targets interacting with circularly polarized lasers.
Physical Review Special Topics. Accelerators and Beams.
2009
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The 2008 Public Release of the International Multi-tokamak Confinement Profile Database.
Nuclear Fusion.
2008
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Generating Monoenergetic Heavy-Ion Bunches with Laser-Induced Electrostatic Shocks.
Physical Review Letters.
2008
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Stable generation of GeV-class electron beams from self-guided laser-plasma channels.
Nature Photonics.
571-577.
2008
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Truncated photonic crystal cavities with optimized mode confinement.
Journal of Applied Physics.
2008
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Linear and nonlinear Thomson scattering for advanced X-ray sources in PLASMONX.
IEEE Transactions on Plasma Science.
1782-1789.
2008
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Plasma-density-gradient injection of low absolute-momentum-spread electron bunches.
Physical Review Letters.
2008
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Extracting degenerate modes and frequencies from time-domain simulations with filter-diagonalization.
Journal of Computational Physics.
5200-5214.
2008
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Laser-Driven Coherent Betatron Oscillation in a Laser-Wakefield Cavity.
Physical Review Letters.
2008
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Second-Harmonic Generation of Electron-Bernstein Waves in an Inhomogeneous Plasma.
Physical Review Letters.
2008
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Bubble regime for ion acceleration in a laser-driven plasma.
Physical Review E.
2007
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Wave excitation in inhomogeneous dielectric media.
Physical Review E.
2007
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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
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A stable FDTD algorithm for non-diagonal, anisotropic dielectrics.
Journal of Computational Physics.
1085-1101.
2007
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Electron injection by a nanowire in the bubble regime.
Physics of Plasmas.
053115-053115.
2007
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Coupling of laser energy into plasma channels.
Physics of Plasmas.
2007
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Numerical study of the magnetized friction force.
Physical Review Special Topics. Accelerators and Beams.
2006
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Low-noise electromagnetic δf particle-in-cell simulation of electron Bernstein waves.
Physics of Plasmas.
062111-062111.
2006
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Guiding of relativistic laser pulses by preformed plasma channels.
Physical Review Letters.
2005
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Control of beam halo formation through nonlinear damping and collimation.
Physical Review Special Topics. Accelerators and Beams.
2005
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Clean beams from laser wake-field accelerators via optical injection with a cleanup pulse.
Physics of Plasmas.
056704-056704.
2005
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Production of high-quality electron bunches by dephasing and beam loading in channeled and unchanneled laser plasma accelerators.
Physics of Plasmas.
2005
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Longitudinal cooling of non-neutral plasma by energy exchange.
Physical Review E.
2005
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Data grid for fusion simulations and experiments.
Computer Physics Communications.
134-137.
2004
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FarSight: application for remote visualization.
Computer Physics Communications.
402-407.
2004
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Secure web-based invocation of large-scale plasma simulation codes.
Computer Physics Communications.
464-467.
2004
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dxhdf5: A software package for importing HDF5 physics data into OpenDX.
Computer Physics Communications.
365-369.
2004
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High-quality electron beams from a laser wakefield accelerator using plasma-channel guiding.
Nature: New biology.
538-541.
2004
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Finding a nonlinear lattice with improved integrability using Lie transform perturbation theory.
Physical Review E.
2004
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VORPAL: a versatile plasma simulation code.
Journal of Computational Physics.
448-473.
2004
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Report of the Fusion Simulation Project Steering Committee.
Journal of Fusion Energy.
1-26.
2004
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Boris push with spatial stepping.
Journal of Physics G: Nuclear and Particle Physics.
1719-1722.
2003
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Particle-in-cell simulations of tunneling ionization effects in plasma-based accelerators.
Physics of Plasmas.
2022-2030.
2003
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Efficiency of a Boris-like integration scheme with spatial stepping.
Physical Review Special Topics. Accelerators and Beams.
2002
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Differentiating between colored random noise and deterministic chaos with the root mean squared deviation.
Journal of Geophysical Research.
21277-21288.
2001
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Particle-in-cell simulations of plasma accelerators and electron-neutral collisions.
Physical Review Special Topics. Accelerators and Beams.
2001
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Method for enlarging the dynamic aperture of accelerator lattices.
Physical Review Special Topics. Accelerators and Beams.
2001
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Physics of confinement improvement of plasmas with impurity injection in DIII-D.
Nuclear Fusion.
317-323.
2001
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Nonlinear effects of a beam interacting with a single damped wave.
Physics of Plasmas.
231-242.
2000
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The solar-wind driven magnetosphere-ionosphere as a complex dynamical system.
Physics of Plasmas.
4178-4184.
1999
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General linear theory of damped, beam-driven oscillations of a single mode.
Physics of Plasmas.
4084-4093.
1998
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Increasing the Dynamic Aperture of Accelerator Lattices.
Physical Review Letters.
3655-3658.
1998
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Reusable Java components for physics education.
Computers in Physics.
314-314.
1998
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Comparison of C++ and Fortran 90 for object-oriented scientific programming.
Computer Physics Communications.
20-36.
1997
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Omnigenity and quasihelicity in helical plasma confinement systems.
Physics of Plasmas.
3323-3333.
1997
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Numerical observation of turbulence enhanced growth rates.
Physics of Plasmas.
2508-2518.
1997
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Helical Plasma Confinement Devices with Good Confinement Properties.
Physical Review Letters.
674-677.
1997
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Adiabatic beam buncher for plasma accelerators.
IEEE Transactions on Plasma Science.
439-442.
1996
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Dynamics of particles trapping and detrapping in coherent wave packets.
Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics.
3949-3961.
1994
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Magnetic field integrability and the current closure condition.
Physics of Plasmas.
3713-3715.
1994
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Enhancement of Lyapunov exponents in one‐dimensional, randomly phased waves.
Physics of Plasmas.
1817-1820.
1994
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Integrable nonlinear accelerator lattices.
Physical Review Letters.
1196-1199.
1994
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Transport in non-axisymmetric tori with up-down asymmetry.
Nuclear Fusion.
1293-1303.
1993
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Probability of orbit transition in asymmetric toroidal plasma.
Physics of Fluids B.
2098-2121.
1993
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Quantum dynamics near a classical separatrix.
Physical Review A.
2496-2505.
1993
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Ripple induced stochastic loss of alpha particles in a tokamak.
Nuclear Fusion.
648-654.
1993
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Separatrix eigenfunctions.
Physical Review A.
8501-8512.
1992
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Enhancement of the velocity diffusion in longitudinal plasma turbulence.
Physics of Fluids B.
2062-2069.
1992
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Particle dynamics in a large-amplitude wave packet.
Physical Review Letters.
255-258.
1992
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Diffusion of trajectories in a simple Hamiltonian system with slow periodic forcing.
Computer Physics Communications.
52-56.
1991
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Simple method for calculating island widths.
Physics of Fluids B.
1006-1014.
1991
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Nonquasilinear diffusion far from the chaotic threshold.
Physical Review Letters.
3132-3135.
1990
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Diffusion of particles in a slowly modulated wave.
Physica D: Nonlinear Phenomena.
265-282.
1989
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PHASE-CHANGE BETWEEN SEPARATRIX CROSSINGS.
Physica D: Nonlinear Phenomena.
287-316.
1989
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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
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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
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Comment on ‘‘Plasma kinetic theory in action-angle variables’’ [Phys. Fluids 28, 3538 (1985)].
Physics of Fluids.
706-706.
1988
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Orbits in asymmetric toroidal magnetic fields.
Physics of Fluids.
1586-1586.
1988
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QUANTUM EFFECTS IN A MACROSCOPIC SYSTEM - REPLY.
Physical Review Letters.
943-943.
1987
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QUANTUM EFFECTS IN A MACROSCOPIC SYSTEM.
Physical Review Letters.
292-295.
1987
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Adiabatic-invariant change due to separatrix crossing.
Physical review. A, General physics.
4256-4275.
1986
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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
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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.
2664-2668.
1981
-
STATISTICAL CHARACTERIZATION OF PERIODIC, AREA-PRESERVING MAPPINGS.
Physical Review A.
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
-
Laser-ionized, beam-driven, underdense, passive thin plasma lens.
Physical Review Accelerators and Beams.
2019
Background
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
International Activities
global connections related to teaching and scholarly work (in recent years)
- Canada Country
- Denmark Country
- France Country
- United Kingdom Country