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We recently used a compact Penning trap to capture and isolate highly-charged ions extracted from an electron beam ion trap (EBIT) at the National Institute of Standards and Technology (NIST). Isolated charge states of highly-stripped argon…

Atomic Physics · Physics 2015-06-18 Samuel M Brewer , Nicholas D Guise , Joseph N Tan

We report on a deterministic single ion source with high repetition rate and high fidelity. The source employs a magneto-optical trap, where ultracold Rubidium atoms are photoionized. The electrons herald the creation of a corresponding…

Atomic Physics · Physics 2018-01-17 Cihan Sahin , Philipp Geppert , Andreas Müllers , Herwig Ott

The generation of highly charged Xe$^{q+}$ ions up to {$q=24$} is observed in Xe clusters embedded in helium nanodroplets and exposed to intense femtosecond laser pulses ($\lambda$=800 nm). Laser intensity resolved measurements show that…

Atomic and Molecular Clusters · Physics 2010-08-30 T. Döppner , J. P. Müller , A. Przystawik , S. Göde , J. Tiggesbäumker , K. -H. Meiwes-Broer , C. Varin , L. Ramunno , T. Brabec , T. Fennel

A proof of concept of an ion source using a molten salt mixture rich in Cs and O ions, able to emit an ion current both in positive and negative polarities, is presented. Similar to liquid metal ion sources, the ions of the salt are emitted…

Materials Science · Physics 2025-04-10 M. Leger , E. Giglio , S. Guillous , A. Houel

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

Intense magnetic fields modify the properties of extremely dense matter via complex processes that call for precise measurements in very harsh conditions. This endeavor becomes even more challenging because the generation of mega-gauss…

Plasma Physics · Physics 2018-10-02 P. -A. Gourdain , G. Brent , J. B. Greenly , D. A. Hammer , R. V. Shapovalov

The production of ions via laser ablation for the loading of radiofrequency (RF) ion traps is investigated using a nitrogen laser with a maximum pulse energy of 0.17 mJ and a peak intensity of about 250 MW/cm^2. A time-of-flight mass…

Atomic Physics · Physics 2013-08-01 K. Zimmermann , M. V. Okhapkin , O. A. Herrera-Sancho , E. Peik

We propose the use of trapped ions for detection of millicharged dark matter. Millicharged particles will scatter off the ions, giving a signal either in individual events or in the overall heating rate of the ions. Ion traps have several…

High Energy Physics - Phenomenology · Physics 2021-08-12 Dmitry Budker , Peter W. Graham , Harikrishnan Ramani , Ferdinand Schmidt-Kaler , Christian Smorra , Stefan Ulmer

In this paper, we focus on a PIG source for producing intense H-ions inside a 9 MeV cyclotron. The properties of the PIG ion source were simulated for a variety of electric field distributions and magnetic field strengths using CST particle…

Accelerator Physics · Physics 2014-06-04 Mitra Ghergherehchi , Xiang- Jie Mu , Yeong- Heum Yeon , Jong-Wan Kim , Jong- Seo Chai

Magnetic field generation in ultra-intense laser-solid interactions is studied over a range of laser intensities relevant to next-generation laser facilities ($a_0 = 50-500$) using 2D particle-in-cell simulations. It is found that fields on…

Sealed neutron tubes have a wide range of applications, and the ion source is their core component. Penning ion sources commonly suffer from issues such as uneven magnetic field distribution and a low proportion of monoatomic ions.…

Fast spinning magnetars are discussed as strong sources of high energy neutrinos. Pulsars may be born with a short rotation period of milliseconds with the magnetic field amplified through dynamo processes up to $\sim 10^{15}-10^{16} \rm…

Astrophysics · Physics 2016-08-30 Qinghuan Luo

The analytical expressions for the electromagnetic potential generated from a focusing charged particle beam are indispensable in various beam physics problems. In this article, we review the theory in detail and point out the necessary…

Accelerator Physics · Physics 2024-10-24 Yi-Kai Kan , Ji Qiang

We propose a new and simple strategy for controlled ionization-induced trapping of electrons in a beam-driven plasma accelerator. The presented method directly exploits electric wakefields to ionize electrons from a dopant gas and capture…

Accelerator Physics · Physics 2015-06-09 A. Martinez de la Ossa , J. Grebenyuk , T. Mehrling , L. Schaper , J. Osterhoff

We present the first 3D particle-in-cell simulations of laser driven sheath-based ion acceleration in a kilotesla-level applied magnetic field. The applied magnetic field creates two distinct stages in the acceleration process associated…

Plasma Physics · Physics 2020-01-20 K. Weichman , J. J. Santos , S. Fujioka , T. Toncian , A. V. Arefiev

We investigate the generation of squeezing and entanglement for the motional degrees of freedom of ions in linear traps, confined by time-varying and oscillating potentials, comprised of an DC and an AC component. We show that high degrees…

Quantum Physics · Physics 2010-10-27 Alessio Serafini , Alex Retzker , Martin B. Plenio

In the challenging search for tools that are able to modify surfaces on the nanometer scale, heavy ions with energies of several 10 MeV are becoming more and more attractive. In contrast to slow ions where nuclear stopping is important and…

We introduce a new technique for the generation of magnetic impulses. This technique is based on coherent control of electrical currents using cylindrical laser beams with azimuthal polarization. When used to ionize a medium, in this case…

Optics · Physics 2019-01-23 Shawn Sederberg , Fanqi Kong , Paul Corkum

In situ generation of a high-energy, high-current, spin-polarized electron beam is an outstanding scientific challenge to the development of plasma-based accelerators for high-energy colliders. In this Letter we show how such a…

The electron induced production of positrons is a multi-parameter problem which combines elementary physics processes with complex collection systems. The optimization of this technique for 120~MeV and 1000~MeV electron beam kinetic…

Accelerator Physics · Physics 2024-01-10 Sami Habet , Andriy Ushakov , Eric Voutier