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Related papers: The OLYMPUS Internal Hydrogen Target

200 papers

A pellet target produces micro-spheres of different materials, which are used as an internal target for nuclear and particle physics studies. We will describe the pellet hydrogen behavior by means of fluid dynamics and thermodynamics. In…

Instrumentation and Detectors · Physics 2009-11-11 O. Nordhage , Z. -K. Li , C. -J. Friden , G. Norman , U. Wiedner

The insulator-to-metal transition in dense fluid hydrogen is an essential phenomenon to understand gas giant planetary interiors and the physical and chemical behavior of highly compressed condensed matter. Using fast laser spectroscopy…

A new design for heavy-ion beam driven isentropic compression experiments is suggested and analysed. The proposed setup utilises long stopping ranges and the variable focal spot geometry of the high-energy uranium beams delivered at the GSI…

Plasma Physics · Physics 2009-02-05 A. Grinenko , D. O. Gericke , D. Varentsov

In recent years, the possibility of direct production of the 99mTc isotope (bypassing the parent 99Mo stage) for medical purposes using nuclear reactions on charged particle beams has been actively discussed around the world [1,2]. At A.I.…

Medical Physics · Physics 2020-10-27 A. Avetisyan , R. Dallakyan , N. Dobrovolski , A. Manukyan , A. Melkonyan , I. Sinenko

Frozen hydrogen filaments or droplets/pellets in vacuum are of great interest as target for many experiments at hadron and lepton accelerators as well as at high-power laser systems. Especially in case of large distances between the…

Instrumentation and Detectors · Physics 2025-04-24 Jost Froning , Christian Mannweiler , Eva-Maria Hausch , Anna-Luna Hannen , Alfons Khoukaz

The MuCap experiment is a high-precision measurement of the rate for the basic electroweak process of muon capture, mu- + p -> n + nu . The experimental approach is based on an active target consisting of a time projection chamber (TPC)…

The injection of photoelectrons in a gaseous or liquid sample is a widespread technique to produce a cold plasma in a weakly--ionized system in order to study the transport properties of electrons in a dense gas or liquid. We report here…

Plasma Physics · Physics 2011-06-01 A. F. Borghesani , P. Lamp

HIBISCUS (Helium-Inflated Beam Improvement Setup that Cools and Undermines Spreads), a new radiofrequency quadrupole cooler-buncher device has been developed and commissioned offline at the Ion Guide Isotope Separator On-Line (IGISOL)…

Accelerator Physics · Physics 2025-02-06 A. Jaries , J. Ruotsalainen , R. Kronholm , T. Eronen , A. Kankainen

Automatic nuclear emulsion readout systems have seen remarkable progress since the original idea was developed almost 40 years ago. After the success of its full application to a large-scale neutrino experiment, OPERA, a much faster readout…

Instrumentation and Detectors · Physics 2017-11-15 Masahiro Yoshimoto , Toshiyuki Nakano , Ryosuke Komatani , Hiroaki Kawahara

We have built and operated a cryogenic Penning trap arrangement that allows for the efficient production, selection, and long-term storage of highly charged atomic ions. In close similarity to an electron-beam ion trap (EBIT) it works by…

Atomic Physics · Physics 2024-01-02 Kanika , A Krishnan , J W Klimes , B Reich , K K Anjum , P Baus , G Birkl , W Quint , M Vogel

A continuous cryogenic hydrogen cluster-jet target has been developed for laser-plasma interaction studies, in particular as a source for the acceleration of protons. Major advantages of the cluster-jet target are the compatibility with…

We present a room-temperature Extreme High Vacuum (XHV) system engineered to support the long-duration operation of a trapped-ion quantum processor. Background-gas collisions impose limitations on trapped-ion performance and scalability by…

The High Intensity Gamma-ray Source (HIGS) at Duke University is an accelerator-driven Compton gamma-ray source, providing high flux gamma-ray beam from 1 MeV to 100 MeV for photo-nuclear physics research. The HIGS facility operates three…

Accelerator Physics · Physics 2017-02-01 Wei Li , Hao Hao , Stepan F. Mikhailov , Victor Popov , Wei-Min Li , Ying K. Wu

The Beam Dump Facility (BDF) is a project for a new facility at CERN dedicated to high intensity beam dump and fixed target experiments. Currently in its design phase, the first aim of the facility is to search for Light Dark Matter and…

The encapsulation of hydrogen within fullerene/fullerane cages offers a promising avenue for studying high pressure hydrogen dynamics. Through ab initio molecular dynamics simulations, we investigate the behavior of a system consisting of…

Materials Science · Physics 2025-02-11 Leonard Constantin Gebac , Vasile Bercu

The replacement of fossil fuels in combination with an increasing share of renewable energy sources leads to an increased focus on decentralized microgrids. One option is the local production of green hydrogen in combination with fuel cell…

Systems and Control · Electrical Eng. & Systems 2024-07-22 Thomas Schmitt , Jens Engel , Martin Kopp , Tobias Rodemann

The simultaneous application of high magnetic fields and high pressures for controlling magnetic ground states is important for testing our understanding of many-body quantum theory. However, the implementation for neutron scattering…

We present a design and performance tests of an intense source of cold hydrogen atoms for loading large magnetic traps. Our source is based on a cryogenic dissociator of molecular hydrogen at 0.6 K followed by a series of thermal…

We describe a helium evaporation refrigerator used to cool dynamically polarized proton and deuteron targets for electron-scattering experiments using the CEBAF Large Acceptance Spectrometer CLAS12 at Jefferson Lab. The geometry of the…