Lorentz programs can simulate a wide variety of charge particle beam trajectory applications. Members of the university of manchester formed a spinoff company, charged particle optics ltd, to sell the software to manufacturers of scientific instruments and national laboratories. Homepage for ji qiang lawrence berkeley national laboratory. Computer simulation of charged particle beam is an important tool for scrutinizing processes occurring in various fields of physics 2,3. The program applies highaccuracy finiteelement techniques to calculate single particle orbits or to simulate steadystate beams in 2d planar or cylindrical. We are a small, agile, efficiently run company, dedicated to supporting customers in hightechnology sectors, based. The diverse applications of lorentz include studying the motion of particles in traps such as a penning trap, or the paths of particles through optical components such as bending magnet and multiple focusing magnets, or the behavior of beams such as the dual grid ion gun. The code was originally developed for designing a slit beam plasma extraction and nanosecond scale chopping for pulsed neutron generator, but has been developed further and has been used for many applications. Frank has been joined by ryan oneill, working on the further development of the software. Pdf validation of the dose distributions with monte. This interactive simulation can query data from the accelerator, use it to compute machine parameters, analyze difference orbit data, and evaluate beam properties.
Srim is a collection of software packages which calculate many features of the transport of ions in matter. A german program which simulates the movement of charged particles in electric and magnetic fields and displays the simulation threedimensionally in realtime. This 573 page text, originally published by john wiley and sons, is a comprehensive introduction to the physics and technology of charged particle accelerators. It supports 2d and 3d arbitrary polyhedral meshes distributed over hundreds to thousands of nodes. The code was originally developed for designing a slitbeam plasma extraction and nanosecond scale chopping for pulsed neutron generator, but has been developed further and has been used for many applications. Charged particle optics wikibooks, open books for an open world. A charged particle accelerator is a complex machine that takes elementary charged particles and accelerates them to very high energies. Dec 20, 2018 the paper considers software for the simulation and analysis of transverse dynamics of charged particle beams in synchrotrons and beam lines. Sm lund, uspas, 2018 simulation of beam and plasma systems 3 numerical solution of particle and distribution methods a.
Integrateds charged particle trajectory simulation module, lorentz. Simulation software for new type of charged particles accelerator 175 fig. Eod electron optical design software for design of charged particle optics devices. Eod is program integrating software for particle optics computations spoc programs mld, eld, mmd, emd and trc. Interesting perspectives on the history and philosophy behind pic for plasma simulation can be found in.
The code diagram of the software simulation tool the values which were inserted in the interface are received in the left part of the diagram. Cpo is a software application that calculates electrostaticmagnetic fields and the trajectories of charged particles. When performing a modeling task for any accelerator operation, the results of charged particle beam dynamics simulations must feed into the associated application. The programs have been described as the gold standard of charged particle optics. Simion is a software package primarily used to calculate electric fields and the trajectories of charged particles in those fields when given a. Simnra software for simulation of rbs, erda, nra, meis. Home of the charged particle optics software worldbeating programs for solving 2 and 3dimensional electrostatic problem the boundary element method, bem, deals with surface charges and has many advantages over the methods. Charged particle therapy with carbon ions has advantages over conventional radiotherapy using xray beams.
It calculates the transverse beam dynamics in synchrotrons and beam lines based on the linear model, the structural functions of synchrotrons and beam lines, the beam acceptance and emittance, and the orbit correction. Simnra can be used for the simulation of rutherford backscattering spectrometry rbs, elastic backscattering spectrometry with nonrutherford crosssections. A charged particle beam is a spatially localized group of electrically charged particles that have approximately the same position, kinetic energy resulting in the same velocity, and direction. The trak charged particle toolkit is the most advanced 2d code available on any computer platform for charged particle optics and gun design. Space charge density calculation from trajectories. Software products for electronion guns, accelerators and beam transport systems application summary. Cpo is a software application that calculates electrostaticmagnetic fields and the trajectories of charged particles through those fields, a bit like simion.
Losses and forces can be automatically transferred to operas multiphysics simulations and their effect on electromagnetic performance can be readily assessed. Geometrical charged particle optics describes controlling of charged particle trajectories in electric magnetic fields in order to design some useful devices. Guns and matching optics for twts, gyrotrons, accelerators, and many other applications have been successfully designed and optimized with it. Cyberray is a professional optical and charged particle beam simulation package. This wikibook will try to explain principles of charged particle optics. Integrateds charged particle trajectory simulation module, lorentz, provides scientists and engineers with a powerful tool to address these issues. So particle beam weapons can either be fired in pairs proton or positively charged ions with electron beams to create neutral particle beams, which are thermally limited for range a few hundred to a few thousand kilometres or in the atmosphere can be fired down a near vacuum channel created by firing a laser pulse first. It can be used to explore relationships between mass, charge, velocity, magnetic field strength, and the resulting radius of the particles path within the field.
Many types of physics simulation software free download are available online but the commonly used one is particle physics simulation software. Consequently, cpo has become the gold standard for modelling charged particle optical instruments. The software environment chosen for this purpose is national instruments labview. The kinetic energies of the particles are much larger than the energies of particles at ambient temperature. So far, weve only considered charged particle beams as idealized sheet beams where the outofplane y component of the transverse position and velocity can be ignored. Development of software for simulating and analyzing the. Description this is a simulation of a charged particle being shot into a magnetic field. The charged particle module calculates the interaction of charged particles in electrostatic and magnetostatic fields. Electron beams and electron optics egn2 is the most reliable and most established electron gun and trajectory optics program around the world. The optimization of low energy charged particle beam transport through arbitrary. For over 30 years, staib has delivered instruments, from components to complete systems, that are widely recognized for their excellence, quality and reliability. A generalpurpose threedimensional 3d simulation code ibsimu for charged particle optics with space charge is under development at jyfl.
Design and applications of the bmad library for the. Accuracy analysis of charged particle trajectory cae software. Accelerator physics is a field of physics encompassing all the aspects required to design and operate the equipment and to understand the resulting dynamics of the charged particles. A threedimensional simulation software for charged.
Its primary areas of application are accelerator science and plasma physics. Pdf a modular online simulator for model reference control. The diverse applications of lorentz include studying the motion of particles in traps such as a penning trap, or the paths of particles through optical components such as bending magnet and multiple focusing magnets, or the behavior of beams. Eod electron optical design software, electron and ion optics. Nonlinear plasma models for positive and negative ion. The origins of charged particle optics date back to the.
The particle incell pic technique has a rich history and its use in plasma physics continues to grow. Linear particle accelerator linac quickfield fea software. Macroparticle simulation studies of a proton beam halo experiment selfconsistent langevin simulation of coulomb collisions in charged particle beams an objectoriented parallel particle incell code for beam dynamics simulation in linear accelerators beam halo studies using a threedimensional particle core model computational methods. Sagan, wilson laboratory, cornell university, ithaca, ny, 14853, usa abstract the opensource bmad software library has been developed for simulating both charged particle beams and xrays. A particlebeam weapon is a weaponized version of this technology. Main applications sample problems cylindrical deflector analyzer simulation. Omnitrak and trak are the most advanced and accurate simulation suites available for charged particle injectors and accelerators. The applicationfocused software has evolved over the years and today provides comprehensive multiphysics simulation capable of investigating thermal and stress in. Gpt is based on full 3d particle tracking techniques, providing a solid basis for the study of 3d and nonlinear effects of charged particles dynamics in electromagnetic fields. However, cpo differs fundamentally in its powerful and highly accurate methods of calculation boundary element method bem, and it offers welltested spacecharge, cathode emission, dielectric, and other advanced features. Eod electron optical design software, electron and ion. The particle beam optics interactive computer laboratory pbo lab is an educational software concept to aid students and professionals in learning about charged particle beams and particle beam optical systems. Simulation of particle optics electron beams and electron. Thus, for a full simulation, one must include the codes in associated applications.
It can also derive new accelerator tunings and rapidly evaluate the impact of changes in machine. In this page, the list of all the software tools developed with beabp or. Apr 24, 2019 particle trajectory calculation in electric and magnetic fields. Bmad can be used to study both single and multiparticle beam dynamics. The cpo programs are exceptionally accurate and have many advanced options that are not present in other programs. This is an example of the cylindrical deflector analyzer simulation, performed with quickfield software.
It can be used to explore relationships between mass, charge, velocity, magnetic field strength, and the resulting radius of the particle s path within the field. Staib instruments over 30 years of excellence staib instruments is one of the worlds leading producers of reliable high performance surface analysis instruments. Develops and provides software for simulation, design and optimisation of charged particle optical systems, especially electron microscopes, and equipment for the semiconductor manufacturing industry. In this, simion provides extensive supporting functionality in geometry. Eod is based on potential computation with wellestablished first order finite element method, allowing to solve the 2d potential with high accuracy. Its a pretty pointless program, and a terrible video, but i figure that it cant hurt to try uploading something.
Charged particle tracking can be performed to determine the beam path through individual magnets or multimagnet systems. The model includes dispersion, short pulse effects such as group velocity dispersion, geometric aberrations to all orders. The fiberoptic screen collects the light directly from the phosphorous layer and brings it to the atmospheric side where it is collected using a large aperture objective. The ion beam may knock out target atoms, a process called ion sputtering. The pbo lab is being developed as a crossplatform application and includes four key elements. Since accuracy of simulation results is fundamental for the selection of beam analysis software, this paper will use that criterion to examine the most popular numerical methods and illustrate techniques for evaluating their suitability.
Ef is a software for simulation of charged particles dynamics. Simulation software for new type of charged particles accelerator 173 parameters for another simulation, and thus beeing able to make simulations for any numer of gaps. Cst particle studio cst ps is a specialist tool for the fast and accurate analysis of charged particle dynamics in 3d electromagnetic fields. A modular online simulator for model reference control of. Furthermore, the brookhaven facility operates using one type of charged particle beam at a time and does not reproduce the mixed charged particles environments in space. We have implemented a particle beam simulation engine based on modern software engineering principles with intent that it be a convenient model reference for highlevel control applications. Charged particle optics software package for designing. The code has several capabilities for solving electric fields in a defined geometry and tracking particles in electric and magnetic fields. This 3d physics simulation software helps them to teach the children in a virtual physics lab thus helping them to understand the concepts better. Topics include electrostatic accelerators, betatrons, linear induction accelerators, rf linacs, cyclotrons and synchrotrons. Nov 05, 2012 this is a description of a simple program that i wrote recently for a friend. Childs law, schottky emissions, fowlernordheim emission, etc.
For plasmas, charged particles interact self consistently via the electromagnetic fields they themselves produce. The modeling tool, on the other hand, can providing more complete testing by using a more realistic simulation of the mixed radiation environment in space. Simulation of electron behavior in pig ion source for 9mev. The chevron type microchannel plate assembly is mounted on a cf 6. Most of the kinetic effect s associated with the physics of this kind of interactions are found in the srim package.
Beam simulation in electron cyclotron resonance sources. Tool for analysis of charged particle dynamics in 3d electromagnetic fields. Simulation software fo r new type of charged particles accelerator 175 fig. Most aspects of the energy loss of ions in matter are calculated in srim, the stopping and range of ions in matter. The diverse applications of lorentz include studying the motion of particles in traps such as a penning trap, or the paths of particles through optical components such as bending magnet and multiple focusing magnets, or the behavior. Simion is a software package primarily used to calculate electric fields and the trajectories of charged particles in those fields when given a configuration of electrodes with voltages and particle initial conditions, including optional rf quasistatic, magnetic field, and collisional effects. Predicting charged particle trajectories simulation helps researchers obtain electromagnetic field solutions for predicting charged particle trajectories in a wide range of industrial, medical and research applications. Pdf advanced simulations of optical transition and.
It accelerates charged particles in most cases electrons, positrons, protons, or ionized atoms, but very advanced versions can accelerate other particles such as mercury nuclei to nearlight speed and then shoots them at a target. In this, simion provides extensive supporting functionality in geometry definition, user programming, data recording, and visualization. He also published numerous papers in these fields and was granted more than 40 patents. It offers exceptional flexibility, including the ability to position three dimensional optical elements in arbitrary positions and orientations. We are a small, agile, efficiently run company, dedicated to supporting customers in hightechnology sectors. Jali jali is a parallel unstructured mesh infrastructure library designed for use by multiphysics simulations. Opera is widely used by the scientific community for designing magnets for use in particle accelerators, ion beam devices, mrinmr and a wide variety of other magnetic devices. The code was originally developed for designing a slit. Using additional operators, the formulas presented above 1, 2 and 3 are constructed for each spatial point. Beam dynamics may be defined as the study of charged particle motion in static or time. Examples include electron guns, ion guns, ion implanters, nanotube.
Screenshot showing how to input the particle density in the particle beam feature. Finite difference method solver for 1d, 2d and 3d poisson equation with edge smoothing. Design and numerical simulation of thermionic electron gun. Nonlinear plasma models for positive and negative ion extractions. Softare architw ecture we are able to support the various particle beam simulation techniques due to a novel approach in software architecture.
Received 12 may 1972 a computer program has been designed to simulate charged particle beam transport systems. Over the past years the general particle tracer gpt package has become a well established simulation tool for the design of accelerators and beam lines. It uses the finite element method to solve maxwells equations for the steadystate case in a discretized model, and provides a selfconsistent solution including the effects of spacecharge, selfmagnetic fields and relativistic motion. The ion beam also causes damage to solid targets by atom displacement. Applications utilizing electron or ion beams or traps deliberately make use of this. Computer simulation of charged particle beams sciencedirect. Multiply computer simulations by different codes in ion source have been done before, and simulation results are useful for identification and improvement of ion source device. Particle trajectory calculation in electric and magnetic fields. Integrateds lorentzsuite of cae programs provide sophisticated simulation and design tools customized for charged particle trajectory analysis in 2drs and 3d. Cylindrical deflector analyzer simulation quickfield fea. Charged particle beams integrated engineering software. Ion beam simulator or ibsimu is an ion optical computer simulation package for ion optics, plasma extraction and space charge dominated ion beam transport using vlasov iteration. Field precision creates finiteelement software for electromagnetics. Low energy particle beams pose specific challenges to simulation codes and experiments alike as a number of effects become important that can often be neglected at higher beam energies, including e.
Vlasov iteration for selfconsistent simulation of high spacecharge beams. The application of charged particle therapy has rapidly increased over the. The program applies highaccuracy finiteelement techniques to calculate single particle orbits or to simulate steadystate beams in 2d planar or cylindrical electric and magnetic fields. S imnra is a microsoft windows program for the simulation of charged particle energy spectra and gammaray yields for ion beam analysis with incident ions from about 100 kev to many mev. The effect of the beam charge on the electric solution. Particle trajectory integrated engineering software. For particle physics, the simulation may be continued in a detector with a code such as geant4. Our software is used worldwide by many electron microscope manufacturers and by manufacturers of charged particle optical equipment for the semiconductor industry. General purpose tool for particle accelerator design and simulation. Nov 08, 2005 a generalpurpose threedimensional 3d simulation code ibsimu for charged particle optics with space charge is under development at jyfl.