The codes structures, capabilities, parallelization strategy and performances are discussed. I have heard about 3d pic particleincell code vlpl virtual laser plasma lab developed by maxplanckinstitutes for quantum. The code calculates the interaction between charged particles electrons and ions and external and self. Particleincell pic codes for simulating collisionless plasma kinetics are. Contemporary particleincell approach to laserplasma.
It is housed within the ucla departments of physics and astronomy and of electrical engineering, and institute for digital research and education idre. Particle in cell pic for high performance computing in. Developing plasma and rarefied gas simulation codes based on the particle in cell pic, direct simulation monte carlo dsmc, or cfdmhd methods. Particle in cell consulting llc is a small californiabased business providing services to the electric propulsion, space environment, and contamination control communities. A fullyfunctional but succinct particleincell plasma simulation codebase with several parallel implementations mpi, openmp, sse, cuda. Particleincell, numerical heating introduction particleincell pic codes 1, 2 are a widely used tool to study laser plasma interactions, and in particular, have been used extensively to model laserplasma based accelerator experiments 3, where a. Over the past few decades, particleincell pic codes have proven to be a very reliable and successful method for kinetic plasma simulations 2. Brief history of particle in cell simulations 3d potential distribution across the plasma.
For plasmas, charged particles interact self consistently via the electromagnetic fields they themselves produce. Name some particle in cell code software to run the plasma simulation. Mit department of nuclear science and engineering 236 views. Large scale particleincell plasma simulation springerlink. Our commitment to the worlds leading clinical diagnostic labs, pharmaceutical firms, universities, and research institutions is built on a foundation of unmatched expertise in designing and manufacturing beads that deliver superior accuracy, consistent lottolot. Modeling a lowpressure magnetized plasma in a practical scale can be. Accurate modeling of laserplasma accelerators with. The osiris electromagnetic particleincell empic code has been widely used in the numerical modeling of many astrophysical and laboratory scenarios. Contemporary particleincell approach to laserplasma modelling. Osiris simulation from the discovery of a laser plasma acceleration. The particleincell pic method for collisionless plasmas 2. Rely on thermo scientific bead solutions for calibration, immunoassays, flow cytometry, and particulate analysis. In both cases, we will demonstrate the robustness of the implicit solver for crude discretizations, as well as the gains in efficiency which can. The computational physics group utilizes voss scientifics largescale computing capability with stateofthe art parallel computer clusters.
Particle simulation of plasmas, employed since the 1960s, provides a selfconsistent, fully kinetic representation of general plasmas. The name particleincell originates in the way that plasma macroquantities number density, current density, etc. Our blog features regular articles on numerical methods for plasma and rarefied gas simulations. Particles can be situated anywhere on the continuous domain, but macroquantities. Particleincell codes for plasmabased particle acceleration. The computation is 50 times more efficient than the current commercial software. Applications of pic codes range from space weather modeling to the design of medical devices. Voss scientific chicago plasma simulation software.
Using the particleincell pic method to model the strong field laserplasma interaction douglass schumacher department of physics the ohio state university elinp school september 2125, 2015 bucharest, romania. Plasma device workshop 2009 pdw2009 we have given workshops for users of our plasma device codes. Its application to the particleincell pic method is explained. New understanding of plasma phasespace holes via holetracking particleincell simulation duration. They are invaluable in understanding kinetic effects, especially when experimental measurements are difficult to obtain or interpret. These codes are particleincell pic codes with monte carlo collision mcc models in 1d and 2d. This code is meant to highlight the core pic algorithms, especially issues around parallelization, by implementing a minimal number of features in favor of clarity, ease of use, and extensibility. Particleincell simulations of highly collisional plasmas on the gpu in 1 and 2 dimensions a thesis for the degree of philosophiae doctor presented to dublin city university by nina hanzlikova b. The particleincell pic technique has a rich history and its use in plasma physics continues to grow.
A fullyimplicit particleincell monte carlo collision code for the. A particleincell implementation for multicore architectures. Our software combines multiple efficient algorithms to eliminate the spatial and temporal constraints in the stateofthe art particleincell schemes. Updated computer code improves prediction of particle. A computer code used by physicists around the world to analyze and predict tokamak experiments can now approximate the behavior of highly energetic atomic nuclei, or. Particleincell modelling of relativistic laserplasma. Implementation of parallel plasma particleincell codes. The algorithms, implementation details, and applications of vpic, a stateofthe art first principles 3d electromagnetic relativistic kinetic particleincell code, are discussed.
Vsim for plasma discharges is stateofthe art kinetic modeling software. The use of higher order particle shapes permits the use of large cells. The code is applied to the simulation of the plasma discharge of the. Modeling plasmaparticle interaction in multiarc plasma. The maxwellvlasov model the kinetic description of a collisionless plasma2 relies on the vlasovmaxwell system. Warp 4 is a framework for the modeling of plasma, beam and particle accelerators using stateofthe art parallel particleincell pic methods. Our software combines multiple efficient algorithms to eliminate the spatial and temporal constraints in the stateofthe art particle incell schemes. Chicago is an advanced threedimensional fully electromagnetic particle incell pic code designed for executing multiscale, plasma physics simulations. To benefit from the latest advances in highperformance computing hpc, smilei is codeveloped by both physicists and hpc experts. School of physical sciences dublin city university research supervisor. Early incarnations looked for fundamental plasma effects in onedimensional systems with.
Modelling this type of medium requires proper numerical simulation tools. Subscribe to the newsletter to avoid missing any articles. Opensource, userfriendly and designed for high performances on supercomputers, it is applied to a wide range of physics studies. For a cubesat with 10cm10cm20cm, i want to run a case to find out the. This program will cover a series of pedagogical lectures on the status. We seek high performance on massively parallel supercomputers in. I am writing a simulation code to model betatron x rays produced by electrons accelerated using laser wakefield acceleration lwfa. Name some particle in cell code software to run the plasma. Simulation results were used to derive the waveform and magnitude of the spurious electric fields. Introduction to the particleincell method of plasma simulation by.
Voss scientific provides analytic and numerical analysis of complex scientific problems in a number of areas. Cfhall is a plasma simulation code based on a particleincell pic method. Picsar particleincell scalable application resource. The ab initio full electromagnetic relativistic pic codes provide the most reliable description of plasmas, and their properties are described in detail. Performance optimization in this context means more accurate physics and better engineering. A three dimensional particleincell pic simulation code is developed for investigating plasma kinetic phenomena in fusion plasma. The basement and resent development of the particleincell method are presented. The particle incell pic technique has a rich history and its use in plasma physics continues to grow. Robust single particle tracking in live cell timelapse. The following is a very brief history of particleincell simulation techniques developed at the space plasma and plasma processing lab sp3 at the australian national university, where i did my phd. A uml diagram of the warpx application is given in fig. Implementation and performance of a particleincell code written in. Warp 2 is a framework for the modeling of plasma, beam and particle accelerators using stateofthe art parallel particleincell pic methods.
Particleincell simulations of highly collisional plasmas. Dieckmann 30 july 24 august, 2007 institut fuer theoretische physik iv, ruhruniversitaet, bochum, germany the particleincell simulation method. Having various advantages conceptual simplicity, efficient implementation on massively parallel computers, etc. Here we present a tracking algorithm that addresses the principal challenges of spt, namely high particle density, particle motion heterogeneity, temporary particle disappearance, and particle merging and splitting. Plasmabased particle acceleration involves a nonlinear medium, the relativistic plasmas 1. Develop state of the art software for present and upcoming computer architectures based on the particle in cell pic method. Introduction to the particleincell method of plasma simulation by kartik patel. In this report we discuss the basic principles of particleincell pic codes and their application to plasmabased acceleration. Interesting perspectives on the history and philosophy behind pic for plasma simulation can be found in. Warp is a framework for the modeling of plasma, beam and particle accelerators using stateofthe art parallel particle incell pic methods. Cartesian, cylindrical, and spherical coordinates are modeled, in both electrostatic and electromagnetic regimes. Early incarnations looked for fundamental plasma effects in onedimensional systems with 10 2 10 3 particles in. Ultrahigh performance threedimensional electromagnetic. We present a fullyimplicit electromagnetic particleincell monte carlo.
Since 1998, the plasma simulation group has been led by professor warren b. Mhd and hydrodynamical simulation codes chiantypy is a python interface to the chianti atomic database for astrophysical spectroscopy. Therefore there is a growing need for the development. Particleincell modeling of plasmabased accelerators in. These codes are particle incell pic codes with monte carlo collision mcc models in 1d and 2d. Particleincell kinetic simulation software center picksc.
Rex and picsar into the new software tool warpx12 that will be tuned for running efficiently at scale on exascale supercomputers. Voss scientific provides analytic and numerical analysis. Implementation of parallel plasma particleincell codes on pc cluster quan ming lua. The properties of plasmasprayed coatings are controlled by the heat, momentum, and mass transfer between individual particles and the plasma jet. Stateofthe art numerical simulations of laser plasma by means of the particleincell method are often extremely computationally intensive. Xenon doping in argon majority plasmas particle in cell simulations of double layers in xear helicon plasmas a. For example, simulations that calculate the selfconsistent interaction of charged particles aid in the development of new accelerator technologies, new radiation sources, are used in magnetic and. Computer simulations using the particleincell pic method are widely used for basic and applied research involving plasma physics applications.
Voss scientific provides high performance plasma physics simulation software, with its chicago suite. The particle behavior in conventional singlearc plasma spraying has been the subject of intensive numerical research, whereas multiarc plasma spraying has not yet received the same attention. Unlike most codes, vpic is designed to minimize data motion, as, due to physical limitations including the speed of light. Professeur au max planck institute for plasma physics. The ucla particle incell pic and kinetic simulation software center picksc was created through an nsf software infrastructure for sustained innovation si2 award. Particleincell pic code virtual laser plasma lab vlpl. Picsar exploits the three levels of parallelism that will be required to achieve good performances on future architectures. Pic codes combine the finite difference approach with superparticles for particle distribution modeling. A threedimensional, fully relativistic particle in cell code for modeling plasma based accelerators. Early electromagnetic codes used the yee staggered grid for field variables combined with a leapfrog emfield update and the boris algorithm for particle pushing.
The adaptive mesh refinement amr library amrex 3 is a robust implementation of the amr methodology for various applications. The adaptive mesh re nement amr library amrex 3 is a robust implementation of the amr. Particleincell pic methods have a long history in the study of laserplasma interactions. The particle incell pic approach was initially developed for fluid dynamics studies. Single particle tracking spt is often the ratelimiting step in live cell imaging studies of subcellular dynamics. The code is parallelized using high performance fortran hpf and good performance is attained for computations carried out on the plasma simulator nec sx7160m5 at the national institute for fusion science nifs.
Finally, our code is successfully benchmarked against explicit particleincell simulations for two kinds of physical problems. A programmatic interface for particle plasma simulation in. As part of this program, osiris was shown to scale to the full jaguar machine. This work describes the plasma simulation code psc, an explicit, electromagnetic particleincell code with support for different order particle shape functions. Sydora department of physics, university of alberta edmonton, alberta, canada the. Two examples illustrate the application of the particleincell method in beam dynamics and plasma physics. The ucla particleincell pic and kinetic simulation software center picksc was created through an nsf software infrastructure for sustained innovation si2 award. The particleincell scalable application resource picsar is a high performance repository intended to help scientists porting their particleincell pic codes to the next generation of exascale computers.