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We present a general framework for studying the multilevel structure of lattice network coding (LNC), which serves as the theoretical fundamental for solving the ring-based LNC problem in practice, with greatly reduced decoding complexity.…

Information Theory · Computer Science 2015-11-12 Yi Wang , Alister Burr , Qinhui Huang , Mehdi Molu

A CW-compatible, pulsed H- superconducting linac "PIP-II" is being planned to upgrade Fermilab's injection complex. To validate the front-end concept, a test accelerator (The PIP-II Injector Test, formerly known as "PXIE") is under…

Pulsed microwave stability in linear accelerators (LINACs) is critical for maintaining high-quality electron beams in synchrotron radiation and free-electron laser (FEL) facilities. This study establishes and validates a zero-crossing…

Accelerator Physics · Physics 2025-04-09 Jinfu Zhu , Hongli Ding , Haokui Li , Qiaoye Ran , Jiayue Yang , Weiqing Zhang

The progress of a multiple bunches of electrons through several thousand accelerator structures results in a wakefield which if left unchecked will kick successive bunches off the axis of the accelerator and can at the very least dilute the…

Accelerator Physics · Physics 2007-05-23 R. M. Jones , R. H. Miller , J. W Wang

The disassembly of the Unilac prestripper linac of the Wideroe type took place at the beginning of 1999. An increase of more than two orders of magnitude in particle number for the most heavy elements in the SIS had to be gained. Since that…

Accelerator Physics · Physics 2007-05-23 W. Barth

Integrated sensing and communication and millimeter wave (mmWave) have emerged as pivotal technologies for 6G networks. However, the narrow nature of mmWave beams requires precise alignments that typically necessitate large training…

Signal Processing · Electrical Eng. & Systems 2025-11-25 Ahmad A. Aziz El-Banna , Octavia A. Dobre

The low-level RF (LLRF) systems for linear accelerating structures are typically based on heterodyne architectures. The linear accelerators normally have many RF stations and multiple RF inputs and outputs for each station, so the…

Accelerator Physics · Physics 2025-09-15 C. Liu , E. Snively , R. Herbst , K. Kim , E. A. Nanni

The Proton Improvement Plan II (PIP-II) at Fermilab is a program of upgrades to the injection complex. At its core is the design and construction of a CW-compatible, pulsed H- superconducting RF linac. To validate the concept of the…

Accelerator Physics · Physics 2015-11-05 L. Prost , M. Alvarez , R. Andrews , J. -P. Carneiro , B. Hanna , V. Scarpine , A. Shemyakin , R. D'Arcy , C. Wiesner

As a result of the increasing demand for deep neural network (DNN)-based services, efforts to develop dedicated hardware accelerators for DNNs are growing rapidly. However,while accelerators with high performance and efficiency on…

Neural and Evolutionary Computing · Computer Science 2018-03-26 Sung Kim , Patrick Howe , Thierry Moreau , Armin Alaghi , Luis Ceze , Visvesh Sathe

The beam-profile diagnostics station prototype for the superconducting rf electron linac being constructed at Fermilab at the New Muon Lab has been tested. The station uses intercepting radiation converter screens for the low-power beam…

Accelerator Physics · Physics 2012-08-22 A. Lumpkin , R. Flora , A. S. Johnson , J. Ruan , J. Santucci , V. Scarpine , Y. -E. Sun , R. Thurman-Keup , M. Church , M. Wendt

Longitudinal space charge (LSC) effects are generally considered harmful in free-electron lasers as they can seed unfavorable energy modulations that can result in density modulations with associated emittance dilution. It was pointed out,…

Accelerator Physics · Physics 2016-07-28 A. Halavanau , P. Piot

We introduce Larq Compute Engine, the world's fastest Binarized Neural Network (BNN) inference engine, and use this framework to investigate several important questions about the efficiency of BNNs and to design a new state-of-the-art BNN…

Machine Learning · Computer Science 2021-02-23 Tom Bannink , Arash Bakhtiari , Adam Hillier , Lukas Geiger , Tim de Bruin , Leon Overweel , Jelmer Neeven , Koen Helwegen

A 162.5 MHz, 2.1 MeV Radio Frequency Quadruples (RFQ) structure is being designed for the Injector Scheme II of China Accelerator Driver System (CADS) driver linac. The RFQ will operate at continuous wave (CW) mode as required. For the CW…

Accelerator Physics · Physics 2013-12-03 Wang Jing , Huang Jian-Long , He Yuan , Zhang Xiao-Qi

KEKB completed all of the technical milestones, and had offered important insights into the flavor structure of elementary particles, especially the CP violation. The accelerator control system at KEKB and injector linac was initiated by a…

Project-X is a proposed project to be built at Fermi National Accelerator Laboratory with several potential missions. A primary part of the Project-X accelerator chain is a Superconducting linac, and In October 2009 a workshop was held to…

Accelerator Physics · Physics 2012-02-02 J. Galambos , R. Garoby , S. Geer

Despite significant advancements in terrestrial networks, inherent limitations persist in providing reliable coverage to remote areas and maintaining resilience during natural disasters. Multi-tier networks with low Earth orbit (LEO)…

Networking and Internet Architecture · Computer Science 2025-05-20 Jiahui Li , Geng Sun , Zemin Sun , Jiacheng Wang , Yinqiu Liu , Ruichen Zhang , Dusit Niyato , Shiwen Mao

This paper presents the design, implementation, and performance evaluation of LUCAS, a low-power, ultra-low jitter ASIC optimized for SiPM readout in Time-of-Flight Computed Tomography (ToF-CT) applications. Leveraging a novel preamplifier…

Signal Processing · Electrical Eng. & Systems 2025-02-06 Seyed Arash Katourani

Low-latency decoding for large language models (LLMs) is crucial for applications like chatbots and code assistants, yet generating long outputs remains slow in single-query settings. Prior work on speculative decoding (which combines a…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-16 Ziyi Zhang , Ziheng Jiang , Chengquan Jiang , Menghan Yu , Size Zheng , Haibin Lin , Henry Hoffmann , Xin Liu

This paper presents an off-the-grid estimator for ISAC systems using lifted atomic norm minimization (LANM). The main challenge in the ISAC systems is the unknown nature of both transmitted signals and radar-communication channels. We use a…

Information Theory · Computer Science 2024-11-20 Iman Valiulahi , Christos Masouros , Athina P. Petropulu

Integrated Sensing and Communication (ISAC) is a key enabler of high speed, ultra low latency vehicular communication in 6G. ISAC leverages radar signal processing (RSP) to localize multiple unknown targets amid static clutter by jointly…

Signal Processing · Electrical Eng. & Systems 2026-04-01 Aakanksha Tewari , Jai Mangal , Sumit J Darak , Shobha Sundar Ram , Arnav Shukla