English
Related papers

Related papers: Design and Testing of Cesium Atomic Concentration …

200 papers

We demonstrate dual-frequency absorption spectroscopy (DFAS) using laser-cooled 87Rb and 85Rb atoms. Doppler-free resonances with high-contrast are produced, which suggest the suitability of using dual-frequency absorption spectroscopy…

Atomic Physics · Physics 2025-08-26 Gour Pati , Mauricio Pulido , Fredrik K. Fatemi , Gustavo Acosta , Renu Tripathi

In this study, we comprehensively characterized and optimized a cryogenic pure CsI (pCsI) detector. We utilized a {$\SI{2}{cm}\times\SI{2}{cm}\times\SI{2}{cm}$} cube crystal coupled with a HAMAMATSU R11065 photomultiplier tube, achieving a…

Instrumentation and Detectors · Physics 2025-03-25 Chenguang Su , Qian Liu , Linqquan Kong , Shi Chen , Kimiya Moharrami , Yangheng Zheng , Jin Li

High-resolution tunable laser spectroscopy is used to measure time-resolved absorption spectra for ten neutral uranium transitions and six singly-ionized transitions in a laser produced plasma. Spectral lineshapes are analyzed to determine…

We constructed a neutron calibration facility based on a 300-mCi Am-Be source in conjunction with a search for weakly interacting massive particle candidates for dark matter. The facility is used to study the response of CsI(Tl) crystals to…

The Nab (Neutron a b) experiment is designed to measure the beta-antineutrino angular correlation in free neutron $\beta$ decay with an ultimate precision goal of 0.1%, providing input for tests of Cabibbo-Kobayashi-Maskawa (CKM) matrix…

A new method of controllable injection to generate high quality electron bunches in the nonlinear blowout regime driven by electron beams is proposed and demonstrated using particle-in-cell simulations. Injection is facilitated by…

Plasma Physics · Physics 2020-03-04 Thamine Dalichaouch , Xinlu Xu , Fei Li , Adam Tableman , Frank Tsung , Weiming An , Warren Mori

We designed, demonstrated, and characterized an atom source based on fiber-based pulsed laser ablation. By using commercially available miniature lens system for focusing nanosecond pulsed laser of up to 225~$\mu$J delivered through a…

Atomic Physics · Physics 2023-05-17 Alto Osada , Ryuta Tamaki , Wenbo Lin , Ippei Nakamura , Atsushi Noguchi

The project involved the development of a precision radioactive Source-Positioning System to enable the absolute characterization of a gamma-ray Detector-Development Platform at the Division of Nuclear Physics at Lund University in…

Instrumentation and Detectors · Physics 2017-06-16 Mohamad Akkawi

We propose an experimental setup to observe coherent elastic neutrino-atom scattering (CE$\nu$AS) using electron antineutrinos from tritium decay and a liquid helium target. In this scattering process with the whole atom, that has not beeen…

High Energy Physics - Phenomenology · Physics 2019-11-06 M. Cadeddu , F. Dordei , C. Giunti , K. A. Kouzakov , E. Picciau , A. I. Studenikin

The detection of low abundances of $^{135}$Cs in environmental samples is of significant interest in different fields of environmental sciences, especially in combination with its shorter-lived sister isotope $^{137}$Cs. The method of…

Instrumentation and Detectors · Physics 2024-10-29 Alexander Wieser , Johannes Lachner , Martin Martschini , Dorian Zok , Alfred Priller , Peter Steier , Robin Golser

A mid-infrared laser-based sensor is designed and demonstrated for trace detection of benzene, acetylene, and carbon dioxide at ambient conditions. The sensor is based on a distributed feedback quantum cascade lase and a multidimensional…

Instrumentation and Detectors · Physics 2022-09-27 Mhanna Mhanna , Mohamed Sy , Ali Elkhazraji , Aamir Farooq

The demonstration of universal quantum logic operations near the fault-tolerance threshold establishes ion-implanted near-surface donor atoms as a plausible platform for scalable quantum computing in silicon. The next technological step…

Silicon pixel detectors produced according to the ATLAS Pixel Detector design were tested in a beam at CERN in the framework of the ATLAS collaboration. The detectors used n+/n sensors with oxygenated silicon substrates. The experimental…

High Energy Physics - Experiment · Physics 2007-05-23 T. Lari

Ion beam requirements for fast ignition are investigated by numerical simulation taking into account new effects such as ion beam divergence not included before. We assume that ions are generated by the TNSA scheme in a curved foil placed…

Plasma Physics · Physics 2015-06-23 J. J. Honrubia , M. Murakami

The Compressed Baryonic Matter (CBM) experiment at the future Facility for Antiproton and Ion Research (FAIR) is a heavy-ion experiment designed to study nuclear matter at the highest baryonic density. For high-statistics measurements of…

Instrumentation and Detectors · Physics 2025-05-28 The CBM Collaboration

Low pressure gaseous Negative Ion Time Projection Chambers (NITPCs) have been used previously by the DRIFT experiment to search for a directional Dark Matter (DM) signature. The main challenge with using a Negative Ion Drift (NID) gas…

Instrumentation and Detectors · Physics 2026-02-16 A. G. McLean , S. Higashino , R. R. Marcelo Gregorio , K. Miuchi , N. J. C. Spooner

We use the average E(B-V) and ZnII column densities of a sample of z~1 CaII (3935, 3970) absorption line systems selected from the Sloan Digital Sky Survey (SDSS DR4) to show that on average, with conservative assumptions regarding…

Astrophysics · Physics 2009-11-11 Vivienne Wild , Paul Hewett , Max Pettini

To measure the mass of the electron neutrino, the "Electron Capture in Holmium-163" (ECHo) collaboration aims at calorimetrically measuring the spectrum following electron capture in $^{163}$Ho. The success of the ECHo experiment depends…

Instrumentation and Detectors · Physics 2019-05-23 Tom Kieck , Sebastian Biebricher , Christoph E. Düllmann , Klaus Wendt

In this paper we report on a high current density ion beam profile diagnostics with a slit-based system as a reliable method, capable of high thermal load applications. The task arose in frames of a point-like neutron source development for…

For the Phase-II Upgrade of the ATLAS detector at CERN, the current ATLAS Inner Detector will be replaced with the ATLAS Inner Tracker. The ATLAS Inner Tracker will be an all-silicon detector, consisting of a pixel tracker and a strip…