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Related papers: Detecting Antihydrogen: The Challenges and the App…

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Antihydrogen atoms are confined in an Ioffe trap for 15 to 1000 seconds -- long enough to ensure that they reach their ground state. Though reproducibility challenges remain in making large numbers of cold antiprotons and positrons…

The Anti-Matter Factory at CERN is gearing up, commissioning of the Extra Low ENergy Antiprotons (ELENA) ring is ongoing and the first anti-protons are foreseen to circulate in the decelerator very soon. The unprecedented flux of low energy…

Atomic Physics · Physics 2017-10-06 P. Crivelli , N. Kolachevsky

Characterization of a hybrid ${\it telescope}$ with gas transmission detector ($\Delta$E) and a solid-state stop detector (E) has been fabricated for detection of low energy $\alpha$ particles between 5 to 1 MeV. The detector is developed…

Instrumentation and Detectors · Physics 2021-08-26 Rajkumar Santra , Subinit Roy

We discuss laser cooling methods of (anti)hydrogen and its importance for current and future experiments. The exploration of antimatter presents a great interest for $CERN$ and $GSI$ experiments aimed at check of quantum mechanics laws,…

Atomic Physics · Physics 2015-04-27 E. V. Luschevskaya , A. A. Golubev

We are developing the Cryogenic AntiCoincidence detector (CryoAC) of the ATHENA X-IFU spectrometer. It is a TES-based particle detector aimed to reduce the background of the instrument. Here, we present the result obtained with the last…

Instrumentation and Methods for Astrophysics · Physics 2024-01-22 M. D'Andrea , C. Macculi , S. Lotti , L. Piro , A. Argan , G. Minervini , G. Torrioli , F. Chiarello , L. Ferrari Barusso , E. Celasco , G. Gallucci , F. Gatti , D. Grosso , M. Rigano , D. Brienza , E. Cavazzuti , A. Volpe

High-precision hydrogen spectroscopy is an active field which helps to determine the Rydberg constant and proton charge radius, tests bound-state QED, and can search for Beyond Standard Model (BSM) Physics. Additionally, with recent…

Atomic Physics · Physics 2022-06-15 S. F. Cooper , C. Rasor , R. G. Bullis , A. D. Brandt , D. C. Yost

The Muon ATLAS Micromegas Activity (MAMMA) focuses on the development and testing of large-area muon detectors based on the bulk-Micromegas technology. These detectors are candidates for the upgrade of the ATLAS Muon System in view of the…

Instrumentation and Detectors · Physics 2015-06-03 Georgios Iakovidis , Theodoros Alexopoulos , Georgios Tsipolitis

ATHENA is a large-class ESA mission selected for launch in 2031. It is designed to address the science theme "The Hot and Energetic Universe", performing X-ray observations (0.2-12 keV) at the L2 Sun-Earth Lagrangian point. The X-IFU is one…

Instrumentation and Methods for Astrophysics · Physics 2019-04-09 Matteo D'Andrea

The limited statistics of the available (anti)neutrino-hydrogen (H) interactions has been a longstanding impediment for high-energy neutrino physics. We discuss a practical way to achieve accurate (anti)neutrino-hydrogen measurements,…

High Energy Physics - Phenomenology · Physics 2024-12-31 H. Duyang , B. Guo , S. R. Mishra , R. Petti

Atoms made of a particle and an antiparticle are unstable, usually surviving less than a microsecond. Antihydrogen, made entirely of antiparticles, is believed to be stable, and it is this longevity that holds the promise of precision…

Micromegas is a type of micro-pattern gaseous detector currently under R&D for applications in rare event search experiments. Here we report the performance of a Micromegas structure constructed with a micromesh thermo-bonded to a readout…

Instrumentation and Detectors · Physics 2014-05-13 Yuehuan Wei , Liang Guan , Zhiyong Zhang , Qing Lin , Xiaolian Wang , Kaixuan Ni , Tianchi Zhao

Hydrogen embrittlement in metals (HE) is a serious challenge for the use of high strength materials in engineering practice and a major barrier to the use of hydrogen for global decarbonization. Here we describe the factors and variables…

We demonstrate the in situ detection of cold 87 Rb atoms near a dielectric surface using the absorption of a weak, resonant evanescent wave. We have used this technique in time of flight experiments determining the density of atoms falling…

Assuming hydrogen is charge neutral, CPT invariance demands that antihydrogen also be charge neutral. Quantum anomaly cancellation also demands that antihydrogen be charge neutral. Standard techniques based on measurements of macroscopic…

Operating on a surface with high noise rates and requiring susceptible, yet small-scale detectors, the Neutrinos-Angra detector is an excellent platform for technological development and expertise in new detection methods. This report…

We propose a novel approach to the important fundamental problem of detecting weak optical fields at the few photon level. The ability to detect with high efficiency (>99%), and to distinguish the number of photons in a given time interval…

Quantum Physics · Physics 2009-11-07 Daniel James , Paul Kwiat

The ASACUSA (Atomic Spectroscopy And Collisions Using Slow Antiprotons) collaboration at the Antiproton Decelerator at CERN aims to measure the ground state hyperfine structure of antihydrogen. A Rabi-like spectrometer line has been built…

Instrumentation and Detectors · Physics 2016-09-07 Bernadette Kolbinger

ALETHEIA is a newly established dark matter direct detection project that aims at hunting for low-mass WIMPs. TPB is widely implemented in liquid helium and argon experiments to shift VUV photons to visible light. We first report that we…

Instrumentation and Detectors · Physics 2022-12-06 Jiangfeng Zhou , Zebang Ouyang , Junhui Liao , Zhuo Liang , Zhaohua Peng , Lei Zhang , Lifeng Zhang , Jian Zheng

This article reviews recent research for development of sensitive graphene photon detectors in the infrared/far infrared/THz range. For this range, graphene has promising potential in thermal photon detectors. Graphene has ultra-small…

Mesoscale and Nanoscale Physics · Physics 2013-08-20 Xu Du , Daniel E. Prober , Heli Vora , Chris Mckitterick