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Ion sources are a critical component of all particle accelerators. They create the initial beam that is accelerated by the rest of the machine. This paper will introduce the many methods of creating a beam for high-power hadron…

Accelerator Physics · Physics 2013-02-18 Dan Faircloth

Ion sources are key components of accelerators devoted to different types of medical applications: hadron-therapy facilities (accelerating protons or carbon ions), high-intensity accelerators for boron-neutron capture therapy (using intense…

Accelerator Physics · Physics 2018-04-24 Santo Gammino

A method is proposed for producing monoergetic, high-quality ion beams in vacuum, via direct acceleration by the electromagnetic field of two counterpropagating, variable-frequency lasers: ions are trapped and accelerated by a beat-wave…

Plasma Physics · Physics 2009-05-29 F. Peano , J. Vieira , R. A. Fonseca , R. Mulas , G. Coppa , L. O. Silva

Intense Highly Charged Ion Beams (HCIB) from injector and charge-breeder ion sources at heavy ion accelerator facilities are in demand to expand research in particle and nuclear physics as well as for radiation effects testing. With current…

Accelerator Physics · Physics 2022-05-26 Alain Lapierre , Janilee Benitez , Masahiro Okamura , Damon Todd , Daniel Xie , Yine Sun

Ion sources produce beams for a large variety of different physical experiments, industrial processes and medical applications. In order to characterize the beam delivered by them, a list of requirements is necessary. In this chapter the…

Accelerator Physics · Physics 2014-04-04 R. Scrivens

In the main magnetic focus ion source, atomic ions are produced in the local ion trap created by the rippled electron beam in focusing magnetic field. Here we present the novel modification of the room-temperature hand-size device, which…

Plasma Physics · Physics 2015-12-09 V. P. Ovsyannikov , A. V. Nefiodov

Electron beam ion sources (EBISs) are ion sources that work based on the principle of electron impact ionization, allowing the production of very highly charged ions. The ions produced can be extracted as a DC ion beam as well as ion pulses…

Accelerator Physics · Physics 2014-10-30 G. Zschornacka , M. Schmidt , A. Thorn

Ion beam analysis techniques are among the most powerful tools for advanced material characterization. Despite their growing relevance in a widening number of fields, most ion beam analysis facilities still rely on the oldest accelerator…

Plasma Physics · Physics 2019-03-06 Matteo Passoni , Luca Fedeli , Francesco Mirani

Nanoscale focused ion beams (FIBs) represent one of the most useful tools in nanotechnology, enabling nanofabrication via milling and gas-assisted deposition, microscopy and microanalysis, and selective, spatially resolved doping of…

Atomic Physics · Physics 2021-06-09 J. J. McClelland , A. V. Steele , B. Knuffman , K. A. Twedt , A. Schwarzkopf , T. M. Wilson

This paper outlines the many ways that the initial beam can be made for particle accelerators. Brief introductions to plasma physics and beam formation are given. Thermionic and photo emission electron guns, with both DC and Radio Frequency…

Accelerator Physics · Physics 2021-03-25 D. C. Faircloth

Recently, there is an increasing need for $H_{2}^+$ and $H_{3}^+$ ion sources. One example are ion therapy facilities, where $C^{4+}$ and $H_{3}^+$ ion beams along the linac are of great interest. Another example is a $H_{2}^+$ test beam…

Accelerator Physics · Physics 2025-09-12 N. Joshi , M. Droba , O. Meusel , U. Ratzinger

We investigated the pressure dependence of gas flow and field ion intensity of a coaxial ion source operating at room temperature over a wide pressure range, testing various gases and ionisation voltages. Flow conductance measurements…

An electron-impact ion source based on photoelectron emission was developed for ionization of gases at pressures below 1e-4 mbar in an axial magnetic field in the order of 5 T. The ion source applies only DC fields, which makes it suitable…

Instrumentation and Detectors · Physics 2011-01-25 S. Lukic , B. Bornschein , G. Drexlin , F. Glück , O. Kazachenko , M. Schöppner , Ch. Weinheimer , M. C. R. Zoll

As the main $H^{-}$ ion source for the accelerator complex, magnetron ion sources have been used at Fermilab since the 1970s. At the offline test stand, new R&D is carried out to develop and upgrade the present magnetron-type sources of…

Accelerator Physics · Physics 2018-10-17 A. Sosa , D. S. Bollinger , P. R. Karns , C. Y. Tan

The essay gives an overview on researches in the field of laser ion acceleration, focusing on two types of targets. There are many types of targets while they can all be divided into targets that apply single ion or multiple ions. Mixed…

Plasma Physics · Physics 2020-09-01 Jiafei Lyu , Rui Yang , Yu Yang

This chapter describes the basic principles, design features and characteristics of microwave discharge ion sources. A suitable source for the production of intense beams for high-power accelerators must satisfy the requirements of high…

Accelerator Physics · Physics 2014-11-04 L. Celona

This chapter provides an overview of the basic requirements for ion sources designed and operated in radioactive ion beam facilities. The facilities where these sources are operated exploit the isotope separation online (ISOL) technique, in…

Accelerator Physics · Physics 2014-04-03 T. Stora

Storage rings have been employed over three decades in various kinds of nuclear and atomic physics experiments with highly charged ions. Storage ring operation and precision physics experiments benefit from the availability of beam cooling…

Nuclear Experiment · Physics 2020-10-28 Markus Steck , Yuri A. Litvinov

In the present paper we introduce a new accelerator concept for ions. The accelerator is nano-structured and can consist of a range of materials. It is capable of generating large ionic currents at moderate ion energies. The nano-structures…

Accelerator Physics · Physics 2022-12-27 Hartmut Ruhl , Georg Korn

Laser-driven ion acceleration provides ultra-short, high-charge, low-emittance beams, which are desirable for a wide range of high-impact applications. Yet after decades of research, a significant increase in maximum ion energy is still…

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