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X-ray single particle imaging involves the measurement of a large number of noisy diffraction patterns of isolated objects in random orientations. The missing information about these patterns is then computationally recovered in order to…

图像与视频处理 · 电气工程与系统科学 2020-05-25 Kartik Ayyer

The TOTEM experiment at LHC has chosen the triple Gas Electron Multiplier (GEM) technology for its T2 telescope which will provide charged track reconstruction in the rapidity range 5.3<|eta|<6.5 and a fully inclusive trigger for…

仪器与探测器 · 物理学 2009-09-29 S. Lami , G. Latino , E. Oliveri , L. Ropelewski , N. Turini

The development of gaseous detectors has been exciting again since the appearance of a MicroStrip Gas Chamber(MSGC) in 1988, which is made using a micro-electronics technology. These days lots of variations of the advanced gaseous detectors…

高能物理 - 实验 · 物理学 2009-10-31 Toru Tanimori , Yuji Nishi , Atsuhiko Ochi , Yasuro Nishi

By means of numerical simulations, we demonstrate the innovative use of computational ghost imaging in transmission electron microscopy to retrieve images with a resolution that overcomes the limitations imposed by coherent aberrations. The…

仪器与探测器 · 物理学 2024-11-20 P. Rosi , L. Viani , E. Rotunno , S. Frabboni , A. H. Tavabi , R. E. Dunin-Borkowski , A. Roncaglia , V. Grillo

A new technique for medical imaging, "3{\gamma} imaging", is studied by our group at SUBATECH for few years. A small liquid xenon time projection chamber prototype has been built in order to demonstrate the feasibility of this technique.…

The RELICS (REactor neutrino LIquid xenon Coherent elastic Scattering) experiment aims to detect coherent elastic neutrino-nucleus scattering from reactor antineutrinos using a dual-phase xenon time projection chamber. To validate the…

For the International Large Detector (ILD) at the planned International Linear Collider (ILC) a Time Projection Chamber (TPC) is foreseen as the main tracking detector. To achieve the required point resolution, Micro-Pattern Gaseous…

仪器与探测器 · 物理学 2020-06-26 Ties Behnke , Ralf Diener , Ulrich Einhaus , Uwe Krämer , Paul Malek , Oliver Schäfer , Mengqing Wu

The Gas Electron Multiplier (GEM) detector is one of promising particle and radiation detectors that has been improved greatly from previous gas detectors. The improvement includes better spatial resolutions, higher detection rate…

仪器与探测器 · 物理学 2015-10-28 Kiadtisak Saenboonruang , Piyakul Kumphiranon , Kittipong Kulasri , Anawat Ritthirong

Gamma-ray and fast-neutron imaging was performed with a novel liquid xenon (LXe) scintillation detector read out by a Gaseous Photomultiplier (GPM). The 100 mm diameter detector prototype comprised a capillary-filled LXe…

仪器与探测器 · 物理学 2017-10-04 I. Israelashvili , A. E. C. Coimbra , D. Vartsky , L. Arazi , S. Shchemelinin , E. N. Caspi , A. Breskin

This article reports on the development and experimental results of commercial plasma display panels adapted for their potential use as micropattern gas radiation detectors. The plasma panel sensors (PPS) design an materials include glass…

Photosensitive gaseous detectors with a simple photoelectron multiplication mechanism of resistive plate chambers (RPCs) are expected to have both a large photocoverage and an excellent time resolution and to be low-cost. To demonstrate the…

仪器与探测器 · 物理学 2023-05-24 K. Matsuoka , R. Okubo , Y. Adachi

LXeGRIT - Liquid Xenon Gamma-Ray Imaging Telescope - is the first prototype of a Compton telescope for \MeV \g-ray astrophysics based on a LXe time projection chamber. One of the most relevant figures of merit for a Compton telescope is the…

仪器与探测器 · 物理学 2008-11-26 A. Curioni , E. Aprile , T. Doke , K. L. Giboni , M. Kobayashi , U. G. Oberlack

Femtosecond coherent multidimensional spectroscopy is demonstrated for an ultracold gas. For this, a setup for phase modulation spectroscopy is used to probe the $3^2\mathrm{S}_{1/2} - 2^2\mathrm{P}_{1/2, 3/2}$ transition in an 800…

原子物理 · 物理学 2023-01-16 Friedemann Landmesser , Tobias Sixt , Katrin Dulitz , Lukas Bruder , Frank Stienkemeier

MAGIX is a planned experiment that will be implemented at the upcoming accelerator MESA in Mainz. Due to its location in the energy-recovering lane of the accelerator beam-currents up to 1mA with a maximum energy of 105 MeV will be…

Superconducting transition-edge sensors (TESs) carried by X-ray telescopes are powerful tools for the study of neutron stars and black holes. Several methods, such as optimal filtering or principal component analysis, have already been…

天体物理仪器与方法 · 物理学 2021-04-12 Paul Ripoche , Jeremy Heyl

We reconstruct spectra of secondary x-rays generated from a 500 MeV - 2 GeV laser plasma electron accelerator. A compact (7.5 $\times$ 7.5 $\times$ 15 cm), modular x-ray calorimeter made of alternating layers of absorbing materials and…

The detection of inelastically scattered soft X-rays with high energy resolution usually requires large grating spectrometers. Recently, photoelectron spectrometry for analysis of X-rays (PAX) has been rediscovered for modern spectroscopy…

Gas electron multipliers (GEM) detectors are gaseous detectors widely used for tracking and imaging applications due to their good position resolution, high efficiency at high irradiation rates, among other factors. In the present work,…

While laser-plasma accelerators have demonstrated a strong potential in the acceleration of electrons up to giga-electronvolt energies, few experimental tools for studying the acceleration physics have been developed. In this paper, we…

等离子体物理 · 物理学 2013-09-27 C. Thaury , K. Ta Phuoc , S. Corde , P. Brijesh , G. Lambert , S. P. D. Mangles , M. S. Bloom , S. Kneip , V. Malka

The Yale-Weizmann collaboration aims to develop a low-radioactivity (low-background) cryogenic noble liquid detector for Dark-Matter (DM) search in measurements to be performed deep underground as for example carried out by the XENON…

仪器与探测器 · 物理学 2007-06-11 M. Gai , D. N. McKinsey , K. Ni , D. A. R. Rubin , T. Wongjirad , R. Alon , A. Breskin , M. Cortesi , J. Miyamoto