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The properties of sputtered and scattered ions are studied for ion beam sputtering of Si by bombardment with noble gas ions. The energy distributions in dependence on ion beam parameters (ion energy: 0.5 - 1 keV; ion species: Ne, Ar, Xe)…

Materials Science · Physics 2019-06-14 Dmitry Kalanov , André Anders , Carsten Bundesmann

Monte Carlo simulations have been performed in order to evaluate the efficiencies of several light ions identification techniques. The detection system was composed with layers of scintillating material to measure either the deposited…

Nuclear Experiment · Physics 2013-10-02 S. Salvador , M. Labalme , J. M. Fontbonne , J. Dudouet , J. Colin , D. Cussol

The irradiation with fast ions with kinetic energies of > 10 MeV leads to the deposition of a high amount of energy along their trajectory (up to several ten keV/nm). The energy is mainly transferred to the electronic subsystem and induces…

The potential of photon detectors to achieve precise timing information is of increasing importance in many domains, PET and CT scanners in medical imaging and particle physics detectors, amongst others. The goal to increase by an order of…

Instrumentation and Detectors · Physics 2021-01-11 S. Enoch , A. Gola , P. Lecoq , A. Rivetti

Focused ion beams are indispensable tools in the semiconductor industry because of their ability to image and modify structures at the nanometer length scale. Here we report on performance predictions of a new type of focused ion beam based…

Accelerator Physics · Physics 2015-01-27 G. ten Haaf , S. H. W. Wouters , S. B. van der Geer , E. J. D. Vredenbregt , P. H. A. Mutsaers

The construction and characteristics of the cylindrical ion pulse ionization chamber (CIPIC) with a working volume of 3.2 L are described. The chamber is intended to register alpha-particles from the $^{222}$Rn and its daughter's decays in…

The spatial resolution of the Micromegas prototype developed for the BabyIAXO experiment was evaluated using a low-energy X-ray beam at the SOLEIL synchrotron facility. BabyIAXO, currently under construction, aims to search for hypothetical…

At RHIC, the hydrogen jet target polarimeter (HJET) is used to measure proton beam polarization with accuracy $\sigma_P^\text{syst}/P\lesssim0.5\%$ by counting low energy (1--10 MeV) recoil protons in left-right symmetric detectors. The…

High Energy Physics - Experiment · Physics 2022-12-23 A. A. Poblaguev , A. Zelenski , E. Aschenauer , G. Atoian , K. O. Eyser , H. Huang , W. B. Schmidke , I. Alekseev , D. Svirida , N. H. Buttimore

We have conducted tests at the Fermilab Booster of ionization chambers to be used as monitors of the NuMI neutrino beamline. The chambers were exposed to proton fluxes of up to 10$^{12}$ particles/cm$^2$/1.56$\mu$s. We studied space charge…

We present in this paper the comparison of methods to measure parameters to characterize a large SiPM of area of about 1 cm$^2$. We also explain the challenges of operating it with continuous light and at room temperature. We present a…

Instrumentation and Detectors · Physics 2020-10-28 T. Montaruli , A. Nagai

A system for online measurement of the transverse beam emittance was developed. It is named $^{4}$PrOB$\varepsilon$aM (4-Profiler Online Beam Emittance Measurement) and was conceived to measure the emittance in a fast and efficient way…

Accelerator Physics · Physics 2018-03-22 K. P. Nesteruk , M. Auger , S. Braccini , T. S. Carzaniga , A. Ereditato , P. Scampoli

The center-of-mass position of a single trapped atomic ion is measured and tracked in time with high precision. Employing a near-resonant radio frequency field of wavelength 2.37 cm and a static magnetic field gradient of 19 T/m, the…

Quantum Physics · Physics 2024-07-29 P. H. Huber , P. Barthel , Th. Sriarunothai , G. S. Giri , S. Wölk , Ch. Wunderlich

In the quasi-gasdynamic high-current ion source described in this work, the plasma is sustained by high-power millimeter-wave radiation under the electron cyclotron resonance (ECR) condition. In such facilities, it is possible to achieve…

The ionization profile monitors (IPMs) are used to measure the beam size in synchrotrons. Both the Fermilab Recycler and Main Injector (MI) machines have IPMs. However, they were not well understood enough to provide confidence in their…

Accelerator Physics · Physics 2023-07-17 B. Babacan , R. Ainsworth , K. J. Hazelwood , D. K Morris , P. Snopok

New operation mode, "separated flow mode", has been developed for in-flight proton decay experiments with the SHARAQ spectrometer. In the separated flow mode, the protons and the heavy-ion products are separated and measured in coincidence…

Instrumentation and Detectors · Physics 2016-06-02 M. Dozono , T. Uesaka , S. Michimasa , M. Takaki , M. Kobayashi , M. Matsushita , S. Ota , H. Tokieda , S. Shimoura

Materials to be deployed in space applications have to undergo a variety of different test scenarios, simulating actual space conditions. Among these materials solar photovoltaic cells, optics, meta-materials and more will be directly…

A recent expansion of cold and ultracold molecule applications has led to renewed focus on molecular species preparation under ultrahigh vacuum conditions. Meanwhile, molecular beams have been used to study gas phase chemical reactions for…

Atomic Physics · Physics 2016-02-23 M. G. Kokish , V. Rajagopal , J. P. Marler , B. C. Odom

No simulation of intense beam transport has accurately reproduced measurements at the level of beam halo. One potential explanation of this discrepancy is a lack of knowledge of the initial distribution of particles in six-dimensional…

Accelerator Physics · Physics 2022-08-15 Austin Hoover , Kiersten Ruisard , Alexander Aleksandrov , Alexander Zhukov , Sarah Cousineau

To estimate the spatial resolution of microtomographs, a test object on the submicrometer scale was prepared by focused ion beam milling and subjected to microtomographic analysis. Since human tissues are composed of cells and extracellular…

Instrumentation and Detectors · Physics 2016-09-09 Ryuta Mizutani , Akihisa Takeuchi , R. Yoshiyuki Osamura , Susumu Takekoshi , Kentaro Uesugi , Yoshio Suzuki

The Polarized Atomic Hydrogen Gas Jet Target polarimeter (HJET) is used to measure the absolute proton beam polarization, $\sigma_P^\text{syst}/P\!\lesssim\!0.5\%$, at the Relativistic Heavy Ion Collider. Here I consider the possibility of…

High Energy Physics - Phenomenology · Physics 2022-12-13 A. A. Poblaguev
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