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Field ion microscopy (FIM) allows to image individual surface atoms by exploiting the effect of an intense electric field. Widespread use of atomic resolution imaging by FIM has been hampered by a lack of efficient image processing/data…

In order to facilitate IR absorption measurements of mass-selected ions isolated in cryogenic matrices, we have upgraded an ion beam deposition apparatus encompassing a Bruker IFS66v/S FTIR spectrometer. A synthetic diamond beam splitter…

Instrumentation and Detectors · Physics 2017-04-05 Dmitry Strelnikov , Bastian Kern , Christoph Sürgers , Manfred Kappes

Plastic scintillator detectors have been extensively used in particle physics experiments for decades. A large-scale detector is typically arranged as an array of staggered long bars which provide a fast trigger signal and/or particle…

Gravitational waves from compact binary coalescence sources can be decomposed into spherical-harmonic multipoles, the dominant being the quadrupole ($\ell=2, m=\pm2$) modes. The contribution of sub-dominant modes towards total signal power…

General Relativity and Quantum Cosmology · Physics 2020-05-06 Chinmay Kalaghatgi , Mark Hannam , Vivien Raymond

Silicon Photomultipliers (SiPMs) are photon-counting detectors with great potential to improve the sensitivity of optical receivers. Recent studies of SiPMs in communication focus on the speed rather than the power consumption of the…

Signal Processing · Electrical Eng. & Systems 2024-04-05 Yangchun Li , Danial Chitnis

A simple, analytically correct algorithm is developed for calculating pencil beam coordinates using the signals from an ideal cylindrical particle beam position monitor (BPM) with four pickup electrodes (PUEs) of infinitesimal widths. The…

Accelerator Physics · Physics 2018-05-23 P. Thieberger , D. Gassner , R. Hulsart , R. Michnoff , T. Miller , M. Minty , Z. Sorrell , A. Bartnik

BPM (Beam Position Measurement) system is one of the most important beam diagnostic instruments in accelerators. A fully digital BPM (DBPM) has been designed for SSRF (Shanghai Synchrotron Radiation Facility). As Analog-to-Digital Converter…

Instrumentation and Detectors · Physics 2019-09-30 Weihao Wu , Lei Zhao , Erlei Chen , Shubin Liu , Qi An

Silicon Photomultipliers (SiPM) represent a promising alternative to classical photomultipliers, for instance, for the detection of photons in high energy physics and medical physics. In the present work, electrical characterizations of…

Instrumentation and Detectors · Physics 2017-08-23 M. J. Boschini , C. Consolandi , P. G. Fallica , M. Gervasi , D. Grandi , M. Mazzillo , S. Pensotti , P. G. Rancoita , D. Sanfilippo , M. Tacconi , G. Valvo

The storage ring equipped with an electron cooler is an ideal platform for dielectronic recombination (DR) experiments. In order to fulfil the requirement of DR measurements at the main Cooler Storage Ring, a detuning system for the…

We report on progress in ion placement into silicon devices with scanning probe alignment. The device is imaged with a scanning force microscope (SFM) and an aligned argon beam (20 keV, 36 keV) is scanned over the transistor surface. Holes…

Other Condensed Matter · Physics 2015-05-13 C. D. Weis , A. Schuh , A. Batra , A. Persaud , I. W. Rangelow , J. Bokor , C. C. Lo , S. Cabrini , D. Olynick , S. Duhey , T. Schenkel

The performance of data fusion and tracking algorithms often depends on parameters that not only describe the sensor system, but can also be task-specific. While for the sensor system tuning these variables is time-consuming and mostly…

Machine Learning · Computer Science 2024-01-29 André Brandenburger , Folker Hoffmann , Alexander Charlish

Sub-millimetre observations suggest that the filaments of interstellar clouds have rather uniform widths and can be described with the so-called Plummer profiles. The shapes of the filament profiles are linked to their physical state.…

Astrophysics of Galaxies · Physics 2015-06-05 M. Juvela , J. Malinen , T. Lunttila

We present an imaging technique that allows the recovery of the transparency profile of wavelength-scale objects with deep subwavelength resolution based on far-field intensity measurements. The approach, interscale mixing microscopy (IMM),…

Optics · Physics 2017-03-21 Sandeep Inampudi , Nicholas Kuhta , Viktor A. Podolskiy

An integrated filterbank (IFB) in combination with microwave kinetic inductance detectors (MKIDs), both based on superconducting resonators, could be used to make broadband submillimeter imaging spectrographs that are compact and flexible.…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 A. Endo , P. van der Werf , R. M. J. Janssen , P. J. de Visser , T. M. Klapwijk , J. J. A. Baselmans , L. Ferrari , A. M. Baryshev , S. J. C. Yates

Microdosimetry investigates the energy deposition of ionizing radiation at microscopic scales, beyond the assessment capabilities of macroscopic dosimetry. This contributes to an understanding of the biological response in radiobiology,…

A novel modular high-resolution charged-particle tracking detector design using $250\mu m$ diameter, round, scintillating fibers and SiPM arrays for readout is presented. The fiber modules consist of 8 layers of 128 fibers, mechanically sta…

Instrumentation and Detectors · Physics 2008-11-26 Henning Gast , Thomas Kirn , Gregorio Roper Yearwood , Stefan Schael

We report the design and test results of a beam monitor developed for online monitoring in hadron therapy. The beam monitor uses eight silicon pixel sensors, \textit{Topmetal-${II}^-$}, as the anode array. \textit{Topmetal-${II}^-$} is a…

Instrumentation and Detectors · Physics 2017-01-20 Zhen Wang , Shuguang Zou , Yan Fan , Jun Liu , Xiangming Sun , Dong Wang , Huili Kang , Daming Sun , Ping Yang , Hua Pei , Guangming Huang , Nu Xu , Chaosong Gao , Le Xiao

In this paper the efficiency of direct charged particle detection with different Silicon PhotoMultiplier (SiPM) sensors has been measured to be close to 100%. Time resolution of about 20 ps has also been confirmed for sensors with an active…

Compact interferometers, called phasemeters, make it possible to operate over a large range while ensuring a high resolution. Such performance is required for the stabilization of large instruments dedicated to experimental physics such as…

Instrumentation and Methods for Astrophysics · Physics 2018-12-03 Jennifer Watchi , Sam Cooper , Binlei Ding , Conor M. Mow-Lowry , Christophe Collette

Implantable Cardiac Monitor (ICM) devices are demonstrating as of today, the fastest-growing market for implantable cardiac devices. As such, they are becoming increasingly common in patients for measuring heart electrical activity. ICMs…

Signal Processing · Electrical Eng. & Systems 2023-07-17 Amnon Bleich , Antje Linnemann , Benjamin Jaidi , Björn H Diem , Tim OF Conrad
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