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The threshold properties of photonic crystal quantum dot lasers operating in the slow-light regime are investigated experimentally and theoretically. Measurements show that, in contrast to conventional lasers, the threshold gain attains a…

Storage rings have been employed over three decades in various kinds of nuclear and atomic physics experiments with highly charged ions. Storage ring operation and precision physics experiments benefit from the availability of beam cooling…

Nuclear Experiment · Physics 2020-10-28 Markus Steck , Yuri A. Litvinov

In this work, we present a novel robustness measure for continuous-time stochastic trajectories with respect to Signal Temporal Logic (STL) specifications. We show the soundness of the measure and develop a monitor for reasoning about…

Formal Languages and Automata Theory · Computer Science 2023-05-30 Roland B. Ilyes , Qi Heng Ho , Morteza Lahijanian

The Gamma Factory initiative proposes to develop novel research tools at CERN by producing, accelerating and storing highly relativistic, partially stripped ion beams in the SPS and LHC storage rings. By exciting the electronic degrees of…

In the SSRF Phase-II beamline project, a Superconducting Wiggler (SW) will be installed in the electron storage ring. It may greatly impact on the beam dynamics due to the very high magnetic field. The emittance growth becomes a main…

Accelerator Physics · Physics 2016-08-03 Qinglei Zhang , Shunqiang Tian , Bocheng Jiang , Jieping Xu , Zhentang Zhao

Synchrotron light source storage rings aim to maintain a continuous beam current without observable beam motion during injection. One element that paves the way to this target is the non-linear kicker (NLK). The field distribution it…

Accelerator Physics · Physics 2024-05-16 Alexander Schuett

Filtering for stochastic reaction networks (SRNs) is an important problem in systems/synthetic biology aiming to estimate the state of unobserved chemical species. A good solution to it can provide scientists valuable information about the…

Quantitative Methods · Quantitative Biology 2021-10-18 Zhou Fang , Ankit Gupta , Mustafa Khammash

In this paper we will show a general method of how to make an optimized parameter design of a circular e+e- Higgs Factory by using analytical expression of maximum beam-beam parameter and beamstrahlung beam lifetime started from given…

Accelerator Physics · Physics 2015-06-15 Dou Wang , Jie Gao , Ming Xiao , Huiping Geng , Yuanyuan Guo , Shouyan Xu , Na Wang , Yuwen An , Qing Qin , Gang Xu , Sheng Wang

The First G-APD Cherenkov telescope (FACT) is the first telescope using silicon photon detectors (G-APD aka. SiPM). The use of Silicon devices promise a higher photon detection efficiency, more robustness and higher precision than…

In continual learning, networks confront a trade-off between stability and plasticity when trained on a sequence of tasks. To bolster plasticity without sacrificing stability, we propose a novel training algorithm called LRFR. This approach…

Machine Learning · Computer Science 2023-12-15 Zhenrong Liu , Yang Li , Yi Gong , Yik-Chung Wu

Identifying the start time of a sequence of symbols received at the receiver, commonly referred to as \emph{frame synchronization}, is a critical task for achieving good performance in digital communications systems employing…

Signal Processing · Electrical Eng. & Systems 2020-07-14 Oren Kolaman , Ron Dabora

Previous attempts to integrate Neural Radiance Fields (NeRF) into the Simultaneous Localization and Mapping (SLAM) framework either rely on the assumption of static scenes or require the ground truth camera poses, which impedes their…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Chengyao Duan , Zhiliu Yang

The Modulation Transfer Function (MTF) is an important image quality metric typically used in the automotive domain. However, despite the fact that optical quality has an impact on the performance of computer vision in vehicle automation,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Daniel Jakab , Eoin Martino Grua , Brian Micheal Deegan , Anthony Scanlan , Pepijn Van De Ven , Ciarán Eising

The investigation of fluorescence lifetime became an important tool in biology and medical science. So far, established methods of fluorescence lifetime measurements require the illumination of the investigated probes with pulsed or…

Distributed sensor networks are commonly operated through coincidence logic: if detector reports overlap within a prescribed time window, an event is declared. While effective for clean, high-significance signals, this approach becomes…

Instrumentation and Detectors · Physics 2026-03-27 Thammarat Yawisit

Precise diagnostic on the electron beam parameters is a very valuable tool and essential in the operation of synchrotron light sources. One possible option is to employ the emitted synchrotron radiation for non-destructive measurements. A…

Accelerator Physics · Physics 2025-12-08 Miriam Brosi , Johann Schmand , Jonas Breunlin , Francesca Curbis

We propose a new robustness score for continuous-time Signal Temporal Logic (STL) specifications. Instead of considering only the most severe point along the evolution of the signal, we use average scores to extract more information from…

Formal Languages and Automata Theory · Computer Science 2019-09-04 Noushin Mehdipour , Cristian-Ioan Vasile , Calin Belta

Radiofrequency (RF) systems play a critical role in particle accelerators by enabling the acceleration, manipulation, and diagnosis of charged particle beams. At the heart of many of these systems lies the RF cavity, whose effective design…

Accelerator Physics · Physics 2026-01-26 Thomas Geoffrey Lucas

This paper reports on detailed measurements of the performance of Resistive Plate Chambers in a proton beam with variable intensity. Short term effects, such as dead time, are studied using consecutive events. On larger time scales, for…

Instrumentation and Detectors · Physics 2009-06-25 B. Bilki , J. Butler , E. May , G. Mavromanolakis , E. Norbeck , J. Repond , D. Underwood , L. Xia , Q. Zhang

The dual harmonic system has been widely used in high intensity proton synchrotrons to suppress the space charge effect, as well as reduce the beam loss. To investigate the longitudinal beam dynamics in the dual rf system, the potential…

Accelerator Physics · Physics 2016-01-20 Yao-Shuo Yuan , Na Wang , Shou-Yan Xu , Yue Yuan , Sheng Wang