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We present the design of a Faraday cup-like charged particle detector in a four quadrant configuration aimed at facilitating the alignment of low-intensity beams of exotic particles. The device is capable of assessing the current on the…

Instrumentation and Detectors · Physics 2024-02-13 Kilian Brenner , Michael Zimmermann , Maik Butterling , Andreas Wagner , Christoph Hugenschmidt , Francesco Guatieri

Charge-coupled devices (CCDs) are widely used in astronomy to carry out a variety of measurements, such as for flux or shape of astrophysical objects. The data reduction procedures almost always assume that ther esponse of a given pixel to…

Instrumentation and Methods for Astrophysics · Physics 2015-02-18 A. Guyonnet , P. Astier , P. Antilogus , N. Regnault , P. Doherty

When laser diodes are driven by high-impedance electrical sources the variance of the number of photo-detection events counted over large time durations is less than the average number of events (sub-Poissonian light). The paper presents a…

Quantum Physics · Physics 2007-05-23 L. Chusseau , J. Arnaud

The EDELWEISS-III direct dark matter search experiment uses cryogenic HP-Ge detectors Fully covered with Inter-Digitized electrodes (FID). They are operated at low fields ($<1\;\mathrm{V/cm}$), and as a consequence charge-carrier trapping…

Investigation of HV-CMOS sensors for use as a tracking detector in the ATLAS experiment at the upgraded LHC (HL-LHC) has recently been an active field of research. A potential candidate for a pixel detector built in Silicon-On-Insulator…

Instrumentation and Detectors · Physics 2017-10-27 B. Hiti , V. Cindro , A. Gorišek , T. Hemperek , T. Kishishita , G. Kramberger , H. Krüger , I. Mandić , M. Mikuž , N. Wermes , M. Zavrtanik

The contemporary superconductive electronics is widely using planar circuits with micrometer-scale elements for a variety of applications. With the rise of complexity of a circuit and increased number of its components, a simple impedance…

Applied Physics · Physics 2019-07-24 A. Karpov , A. P. Zhuravel , A. S. Averkin , V. I. Chichkov , A. V. Ustinov

We consider a monolayer of graphene under uniaxial, tensile strain and simulate Bloch oscillations for different electric field orientations parallel to the plane of the monolayer using several values of the components of the uniform strain…

Strongly Correlated Electrons · Physics 2018-09-24 J. A. González , C. E. López , A. Raya

We demonstrate a novel technique for the measurement of the charge carried by a colloidal particle. The technique uses the phenomenon of the resonance of a particle held in an optical tweezers trap and driven by a sinusoidal electric field.…

Soft Condensed Matter · Physics 2007-05-23 G. Seth Roberts , Tiffany A. Wood , William J. Frith , Paul Bartlett

We investigate the operation of a photon-number-resolving (PNR) detector consisting of a cascade of waveguide-coupled lambda-type emitters, where each waveguide-coupled emitter extracts a single photon from the input light and sends it to a…

Quantum Physics · Physics 2025-07-15 Abdolreza Pasharavesh , Sai Sreesh Venuturumilli , Michal Bajcsy

An algorithm is demonstrated that performs first-principles tracking of relativistic charged-particles. A covariant approach is used which relies on retarded vector potentials for trajectory integration instead of performing electromagnetic…

Accelerator Physics · Physics 2024-09-23 B. Folsom , E. Laface

We present two novel additions to the semi-analytic solution of Lyman $\alpha$ (Ly$\alpha$) radiative transfer in spherical geometry: (1) implementation of the correct boundary condition for a steady source, and (2) solution of the…

Earth and Planetary Astrophysics · Physics 2022-08-03 B. Connor McClellan , Shane Davis , Phil Arras

We demonstrate the importance and utility of Monte Carlo simulation of single-photon detectors. Devising an optimal simulation is strongly influenced by the particular application because of the complexity of modern, avalanche-diode-based…

Quantum Physics · Physics 2014-11-14 Mario Stipčević , Daniel J. Gauthier

An accurate and fast method is presented for scattering of electromagnetic waves from an array of time-modulated graphene ribbons. We derive a time-domain integral equation for induced surface currents under subwavelength approximation.…

Optics · Physics 2023-06-28 Mahdi Rahmanzadeh , Behzad Rejaei , Amin Khavasi

Several types of detectors are used to detect charged particles in particle and nuclear physics experiments. Since the semiconductor detector has superior spatial and kinematic resolutions as well as good response time than other types of…

Instrumentation and Detectors · Physics 2020-12-02 Beomkyu Kim , Jeongsu Bok , Jaeyoon Cho , Jiyeon Cho , Jiyeon Kwon , Hyungjun Lee , Minjung Kweon

The screening of a test charge by partially degenerate non-ideal free electrons at conditions related to warm dense matter and dense plasmas is investigated using linear response theory and the local field correction based on ab inito…

Plasma Physics · Physics 2021-03-09 Zhandos Moldabekov , Tobias Dornheim , Michael Bonitz

Context: Radiative transfer modelling of expanding stellar envelopes is an important task in their analysis. To account for inhomogeneities and deviations from spherical symmetry, it is necessary to develop a 3D approach to radiative…

Solar and Stellar Astrophysics · Physics 2023-02-08 Jakub Fišák , Jiří Kubát , Brankica Kubátová , Markus Kromer , Jiří Krtička

We study radio emissions from positive streamers in air using 3D simulations, from which the radiated electric field is computed by solving Jefimenko's equations. The simulations are performed at 0.5 bar using two photoionization methods:…

Accurate modeling of charge transport and both thermal and luminescent radiation is crucial to the understanding and design of radiative thermal energy converters. Charge carrier dynamics in semiconductors are well-described by the…

Mesoscale and Nanoscale Physics · Physics 2021-07-13 William A. Callahan , Dudong Feng , Zhuomin M. Zhang , Eric S. Toberer , Andrew J. Ferguson , Eric J. Tervo

The superradiant emission properties from an atomic ensemble with cascade level configuration is numerically simulated. The correlated spontaneous emissions (signal then idler fields) are purely stochastic processes which are initiated by…

Quantum Physics · Physics 2012-01-26 H. H. Jen

In the past decade, detection of THz radiation by plasma-wave-assisted frequency mixing in antenna-coupled field-effect transistors (TeraFETs) -- implemented in various semiconductor material systems (Si CMOS, GaN/AlGaN, GaAs/AlGaAs,…

Computational Physics · Physics 2025-03-05 Florian Ludwig , Hartmut G. Roskos , Raul Borsche