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It is proposed to upgrade the endcap time-of-flight (ETOF) of the Beijing Spectrometer III (BESIII) with multi-gap resistive plate chamber (MRPC), aiming at overall time resolution about 80 ps. After the entire electronics system is ready,…

Instrumentation and Detectors · Physics 2016-03-16 Wang Xiaozhuang , Dai Hongliang , Wu Zhi , Heng Yuekun , Zhang Jie , Cao Ping , Ji Xiaolu , Li Cheng , Sun Weijia , Wang Siyu , Wang Yun

Millimeter-wave and Terahertz frequencies, while promising high throughput and abundant spectrum, are highly susceptible to hardware non-idealities like phase-noise, which degrade the system performance and make transceiver implementation…

Information Theory · Computer Science 2020-10-28 Vishnu V. Ratnam

The rapid cycling synchrotron (RCS) is part of China Spallation Neutron Source (CSNS). The RCS provides 1.6GeV protons with a repetition rate of 25Hz. The RF system in RCS is mainly composed of a ferrite loaded RF cavity, a high power…

Accelerator Physics · Physics 2014-04-11 Li Xiao , Sun Hong , Long Wei , Zhao Fa-Cheng , Zhang Chun-Lin

Transformer-based Spiking Neural Networks (SNNs) suffer from a great performance gap compared to floating-point \mbox{Artificial} Neural Networks (ANNs) due to the binary nature of spike trains. Recent efforts have introduced deep-level…

Neural and Evolutionary Computing · Computer Science 2025-08-12 Zeqi Zheng , Zizheng Zhu , Yingchao Yu , Yanchen Huang , Changze Lv , Junfeng Tang , Zhaofei Yu , Yaochu Jin

Orbit feedback system plays crucial roles for the operation of the 3rd generation light source. There are various issues in orbit feedback system should be addressed to achieve ultimate performance. The orbit feedback system in SRRC is…

Instrumentation and Detectors · Physics 2007-05-23 C. H. Kuo , Jenny Chen , C. J. Wang , K. H. Hu , C. S. Chen , K. T. Hsu

Large arrays of cryogenic sensors for various imaging applications ranging across x-ray, gamma-ray, Cosmic Microwave Background (CMB), mm/sub-mm, as well as particle detection increasingly rely on superconducting microresonators for high…

Wireless sensor networks (WSNs) are vulnerable to eavesdropping as the sensor nodes (SNs) communicate over an open radio channel. Intelligent reflecting surface (IRS) technology can be leveraged for physical layer security in WSNs. In this…

Signal Processing · Electrical Eng. & Systems 2022-01-27 Mohammad Faisal Ahmed , Kunwar Pritiraj Rajput , Naveen K. D. Venkategowda , Kumar Vijay Mishra , Aditya K. Jagannatham

The SNS SRF system is operated with a pulsed beam. For the SRF system to track the repetitive reference trajectory, a feedback and a feedforward controllers has been proposed. The feedback controller is to guarantee the closed loop system…

Accelerator Physics · Physics 2007-05-23 Sung-il Kwon , Yi-Ming Wang , Amy Regan , Tony Rohlev , Mark Prokop , Dave Thomson

The multi-bunch injection has been adopt at SSRF which greatly increases the injection rate and reduces injection time compared to the single bunch injection. The multi-bunch injection will massively reduce the beam failure time during…

Transverse Deflecting Cavities (TDCs) are generally adopted for electron beam diagnosis. Three sets of S-band and two sets of X-band TDCs are planned at Shenzhen Superconducting Soft X-ray Free Electron Laser (S3FEL) to accurately measure…

Accelerator Physics · Physics 2025-01-14 Jinfu Zhu , Hongli Ding , Haokui Li , Jiahang Shao , Yong Yu , Zongbin Li , Jiayue Yang , Zhichao Chen , Guorong Wu , Weiqing Zhang

The Superconducting Radio Frequency (SRF) system of the upgrade project of Beijing Electron Positron Collider (BEPCII) has been in operation for almost 8 years. The SRF system has accelerated both electron and positron at the design beam…

The KEK 8-GeV electron / 3.5-GeV positron linac has been operated with very different beam specifications for downstream rings, KEKB, PF and PF-AR. For the reliable operation among these beam modes intelligent beam switching and beam…

Accelerator Physics · Physics 2018-09-10 K. Furukawa , A. Enomoto , N. Kamikubota , T. Kamitani , T. Matsumoto , Y. Ogawa , S. Ohsawa , K. Oide , T. Suwada

We describe the newest generation of the SLAC Microresonator RF (SMuRF) electronics, a warm digital control and readout system for microwave-frequency resonator-based cryogenic detector and multiplexer systems such as microwave SQUID…

High-bunch-charge photoemission electron-sources operating in a continuous wave (CW) mode are required for many advanced applications of particle accelerators, such as electron coolers for hadron beams, electron-ion colliders, and…

Multicell coordinated beamforming (MCBF) has been recognized as a promising approach to enhancing the system throughput and spectrum efficiency of wireless cellular systems. In contrast to the conventional single-cell beamforming (SBF)…

Information Theory · Computer Science 2011-06-08 Chao Shen , Kun-Yu Wang , Tsung-Hui Chang , Zhengding Qiu , Chong-Yung Chi

The integration of communication, sensing, and wireless power transfer (WPT) is a cornerstone of 6G intelligent IoT. However, relying on traditional beamforming imposes prohibitive overheads due to complex channel state information (CSI)…

Signal Processing · Electrical Eng. & Systems 2025-12-10 Yixuan Guo , Mingliang Xiong , Qingwen Liu

In this article, we introduce the current status of the new NanoARPES endstation at BL07U of Shanghai Synchrotron Radiation Facility (SSRF), which facilitates the study of the electronic band structure of material systems with limited…

Materials Science · Physics 2024-09-02 Han Gao , Hanbo Xiao , Feng Wang , Fangyuan Zhu , Meixiao Wang , Zhongkai Liu , Yulin Chen , Cheng Chen

As the ring-based light source community is moving towards fourth-generation light sources, many facilities plan to upgrade their boosters in parallel to meet the more demanding beam properties for the storage ring, especially in terms of a…

Accelerator Physics · Physics 2025-08-04 W. Foosang , A. Gamelin , V. Gubaidulin , R. Nagaoka

A simple feedback control algorithm is presented for distributed beamforming in a wireless network. A network of wireless sensors that seek to cooperatively transmit a common message signal to a Base Station (BS) is considered. In this…

Information Theory · Computer Science 2007-07-16 R. Mudumbai , J. Hespanha , U. Madhow , G. Barriac

In this paper, we propose a tri-hybrid beamforming (THBF) architecture based on the radiation-center (RC) reconfigurable antenna array (RCRAA), including the digital beamforming, analog beamforming, and electromagnetic (EM) beamforming,…

Information Theory · Computer Science 2025-08-25 Yinchen Li , Chenhao Qi , Shiwen Mao , Octavia A. Dobre