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Related papers: Error and jitter effect studies on the SLED for BE…

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In the framework of the "LHC Injectors Upgrade" (LIU) project, the CERN Proton Synchrotron (PS) is being prepared as a pre-injector for the Large Hadron Collider at high luminosity (HL-LHC). RF systems at 20 MHz, 40 MHz and 80 MHz are…

Accelerator Physics · Physics 2019-10-16 Florian Bertin , Ylenia Brischetto , Heiko Damerau , Azeddine Jibar , Damien Perrelet

LE is the low energy telescope of Insight-HXMT. It uses swept charge devices (SCDs) to detect soft X-ray photons. The time response of LE is caused by the structure of SCDs. With theoretical analysis and Monte Carlo simulations we discuss…

One issue associated with the use of Large-Eddy Simulation (LES) to investigate the dispersion of small inertial particles in turbulent flows is the accuracy with which particle statistics and concentration can be reproduced. The motion of…

The generation of the ultra-bright beams required by modern accelerators and drivers of free-electron lasers (FELs) has generally relied on chicane-based bunch compressions that often result in the microbunching instability. Following…

Accelerator Physics · Physics 2014-09-09 Alex H. Lumpkin

A glitch of a pulsar is known as a sudden increase in the spin frequency and spin-down rate (frequency time derivative), and it can be caused by a sudden rel\ ease of the stress built up in the solid crust of the star or pinned vortices in…

High Energy Astrophysical Phenomena · Physics 2017-06-28 J. Zhao , C. W. Ng , L. C. C. Lin , J. Takata , Y. Cai , C. P. Hu , D. C. C. Yen , P. H. T. Tam , C. Y. Hui , A. K. H. Kong , K. S. Cheng

First simulations of deuterium shattered pellet injection (SPI) into an ASDEX Upgrade H-Mode plasma with the JOREK MHD code are presented. Resistivity is increased by one order of magnitude in most simulations to reduce computational costs…

Plasma Physics · Physics 2020-02-14 M. Hoelzl , D. Hu , E. Nardon , G. T. A. Huijsmans

This paper describes several new algorithms for estimating the parameters of a periodic bandlimited signal from samples corrupted by jitter (timing noise) and additive noise. Both classical (non-random) and Bayesian formulations are…

Applications · Statistics 2016-09-08 Daniel S. Weller , Vivek K Goyal

Latency and efficiency issues are often overlooked when evaluating IR models based on Pretrained Language Models (PLMs) in reason of multiple hardware and software testing scenarios. Nevertheless, efficiency is an important part of such…

Information Retrieval · Computer Science 2022-07-11 Carlos Lassance , Stéphane Clinchant

Superconducting resonators, used in astronomy and quantum computation, couple strongly to microscopic two-level defects. We monitor the microwave response of superconducting resonators and observe fluctuations in dissipation and resonance…

Mesoscale and Nanoscale Physics · Physics 2013-09-02 C. Neill , A. Megrant , R. Barends , Yu Chen , B. Chiaro , J. Kelly , J. Y. Mutus , P. J. J. O'Malley , D. Sank , J. Wenner , T. C. White , Yi Yin , A. N. Cleland , John M. Martinis

Amplified spontaneous emission (ASE) causes fluctuations of pulse energy, of the optical phase and of the timing of the pulse intensity envelope in a mode-locked laser or frequency comb. Starting from the assumption of one ASE photon per…

Optics · Physics 2020-07-15 Ruoyu Liao , Chao Mei , Youjian Song , Ayhan Demircan , Günter Steinmeyer

The temporal resolution of sub-relativistic ultrafast electron diffraction (UED) is generally limited by radio frequency (RF) phase and amplitude jitter of the RF lenses that are used to compress the electron pulses. We theoretically show…

Accelerator Physics · Physics 2017-05-29 J. G. H. Franssen , O. J. Luiten

Amorphous dielectric materials have been known to host two-level systems (TLSs) for more than four decades. Recent developments on superconducting resonators and qubits enable detailed studies on the physics of TLSs. In particular,…

Quantum Physics · Physics 2021-09-23 J. H. Béjanin , C. T. Earnest , A. S. Sharafeldin , M. Mariantoni

Several pulse compression systems have been proposed for future linear collider. Most of these systems require hundreds of kilometers of low-loss waveguide runs. To reduce the waveguide length and improve the efficiency of these systems,…

Accelerator Physics · Physics 2007-05-23 Sami G. Tantawi

To address the challenge posed by noise in real quantum devices, quantum error mitigation techniques play a crucial role. These techniques are resource-efficient, making them suitable for implementation in noisy intermediate-scale quantum…

Quantum Physics · Physics 2024-11-26 Jordi Pérez-Guijarro , Alba Pagès-Zamora , Javier R. Fonollosa

Inelastic scattering techniques provide a powerful approach to studying electron and nuclear dynamics, via reconstruction of a propagator that quantifies the time evolution of a system. There is now growing interest in applying such methods…

Strongly Correlated Electrons · Physics 2015-06-18 Anshul Kogar , Sean Vig , Yu Gan , Peter Abbamonte

LoRa backscatter (LB) communication systems can be considered as a potential candidate for ultra low power wide area networks (LPWAN) because of their low cost and low power consumption. In this paper, we comprehensively analyze LB…

Information Theory · Computer Science 2023-06-21 Ganghui Lin , Ahmed Elzanaty , Mohamed-Slim Alouini

Long pulse modulators are used to produce high-voltage, high-power pulses with durations of several hundred microseconds up to some milliseconds. The loads are one or more klystrons for producing RF power to accelerate the particle beam in…

Accelerator Physics · Physics 2016-07-07 H-J. Eckoldt

During the operation of the China ADS Front End Superconducting Demo Linac of the China initiative Accelerator Driven System (CiADS), it was found that there was flashover happened on the surface of vacuum ceramic window in the pick-up…

Accelerator Physics · Physics 2020-10-21 Xinmeng Liu

We study the effect of pulsar rotation on timing of binary pulsars, with particular emphasis on the double pulsar system J0737-3039. Special relativistic aberration due to the orbital motion of pulsar changes both the longitude and…

Astrophysics · Physics 2009-11-10 Roman R. Rafikov , Dong Lai

This paper addresses the mathematical modeling and compensation of stochastic discrete-time clock jitter in analog-to-digital converters (ADCs). We model the stochastic clock jitter as a first-order autoregressive (AR(1)) process, and we…

Signal Processing · Electrical Eng. & Systems 2026-05-19 Daniele Gerosa , Rui Hou , Vimar Björk , Ulf Gustavsson , Thomas Eriksson
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