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The linear accelerator (LINAC) at the Los Alamos Neu-tron Science Center (LANSCE) consists of Pre-buncher, Main-Buncher, low-energy beam transport (LEBT), four 201.25-MHz Drift Tube Linacs (DTLs) and forty-four 805-MHz Coupled Cavity Linacs…

Accelerator Physics · Physics 2022-11-15 Sungil Kwon , A. Archuleta , L. Castellano , C. Marchwinski , M. Prokop , P. Van Rooy , P. Torrez

We have explored a concept for an advanced Normal-Conducting Radio-Frequency (NCRF) C-band linear accelerator (linac) structure to achieve a high gradient, high power e$^+$e$^-$ linear collider in the TeV class. This design study represents…

The project of a10MeV PET cyclotron accelerator for medical diagnosis and treatment was started at Amirkabir University of Technology in 2012. The low-level RF system of cyclotron accelerator is designed to stabilize acceleration voltage…

Accelerator Physics · Physics 2015-04-22 M. S. Sharifi Asadi Malafeh , M. Ghergherehchi , H. Afarideh , J. S. Chai

This work describes the architecture of a digital LLRF system for heavy-ion acceleration developed under the specification of the projected future heavy-ion accelerator facility in Huelva, Spain. A prototype LLRF test bench operating at…

Accelerator Physics · Physics 2014-06-17 I. Badillo J. Jugo , J. Portilla , J. Feutchwanger , C. San Vicente , V. Etxebarria

In this paper, the SHIP4LLRF (Scalable Hardware Integrated Platform for LLRF) based on 6U VPX-standard was designed preliminarily, which includes 6U mother board and two HPC FPGA mezzanine cards (FMCs). The ADC and DAC FMC is based on…

Hardware Architecture · Computer Science 2023-11-08 Lin Jiang , Jingjun Wen , Tao Xue , Xiaowei Guo , Haoyan Yang , Qiutong Pan , Jianmin Li , Yinong Liu , Liangjun Wei

CEA is committed to the design, construction and commissioning of a Medium Energy Beam Transfer line and a superconducting linac (SCL) for SARAF accelerator in order to accelerate 5mA beam of either protons from 1.3 MeV to 35 MeV or…

Accelerator Physics · Physics 2019-10-15 L. Zhao , G. Ferrand , F. Gougnaud , R. Duperrier , N. Pichoff , C. Marchand

We have commissioned the digital Low Level RF (LLRF) system for storage ring RF at Advanced Light Source at Lawrence Berkeley National Lab (LBNL). The system is composed of 42 synchronous sampling channels for feedback control, diagnostics,…

During the pulsed operation of the linear accelerator in DCLS (Dalian Coherent Light Source), we found a strong correlation between the klystron modulator's high voltage and the klystron output microwave, with noticeable jitter among…

Accelerator Physics · Physics 2023-10-25 J. W. Han , H. L. Ding , J. F. Zhu , H. K. Li , X. W. Dai , J. Y. Yang , W. Q. Zhang

The RF system for the SNS superconducting linac consists of a superconducting cavity, a klystron, and a low-level RF (LLRF) control system. For a proton linac like SNS, the field in each individual cavity needs to be controlled to meet the…

Accelerator Physics · Physics 2007-05-23 Y. M. Wang , S. I. Kwon , A. H. Regan

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…

In the framework of the Compact Light XLS project, a short ultra-high gradient linearizer working on the third harmonic of the main LINAC frequency is requested. Increasing gradients and reducing dimensions are requirements for XLS and all…

Accelerator Physics · Physics 2021-04-27 Mostafa Behtouei , Bruno Spataro , Franco Di Paolo , Alberto Leggieri

In this paper, we implement a low-latency rapid-prototyping platform for signal processing based on software-defined radios (SDRs) and off-the-shelf PC hardware. This platform allows to evaluate a wide variety of algorithms in real-time…

Signal Processing · Electrical Eng. & Systems 2022-10-13 Maximilian Engelhardt , Carsten Andrich , Alexander Ihlow , Sebastian Giehl , Giovanni Del Galdo

Emerging wireless applications such as 5G cellular, large intelligent surfaces (LIS), and holographic massive MIMO require antenna array processing at mm-wave frequencies with large numbers of independent digital transceivers. This paper…

To date, linear accelerators (linacs) as electron sources used to produce ionizing radiation for industrial purposes have been limited to less than 100 kW. When the electron beam is used directly, this is sufficient for most potential…

Accelerator Physics · Physics 2022-02-17 Thomas K. Kroc

This work reports the performance evaluation of an SDR readout system based on the latest generation (Gen3) of the AMD's Radio Frequency System-on-Chip (RFSoC) processing platform, which integrates a full-stack processing system and a…

The PEP-II B Factory Low-Level RF System (LLRF) is a fully programmable VXI based design running under an EPICS control environment. Several RF feedback loops are used to control longitudinal coupled-bunch modes driven by the accelerating…

Accelerator Physics · Physics 2007-05-23 P. Corredoura , S. Allison , W. Ross , R. Sass , R. Tighe

We report on the development of a radio frequency (RF) linear accelerator (linac) for multiple-ion beams that is made from stacks of low cost wafers. The accelerator lattice is comprised of RF-acceleration gaps and electrostatic quadrupole…

The first generation Low-Level radio frequency(LLRF) control system independently developed by IMPCAS, the operating frequency is 162.5MHz for China ADS, which consists of superconducting cavity amplitude stability control, phase stability…

Accelerator Physics · Physics 2014-06-06 Zhenglong Zhu , Xianwu Wang , Lianghua Wen , Wei Chang , Ruifeng Zhang , Zheng Gao , Qi Chen

Hardware acceleration has emerged as a key research topic for supporting computationally intensive signal processing and artificial intelligence applications in 6G research and development studies. This paper presents an RF Network on Chip…

Signal Processing · Electrical Eng. & Systems 2026-05-11 A. Oguz Kislal , Osman Mert Yilmaz , Bengu Bilgic Keskin , Ibrahim Hokelek , Ali Gorcin

An S-band linear accelerator is the source of particles and the front end of the Advanced Photon Source injector. In addition, it supports a low-energy undulator test line (LEUTL) and drives a free-electron laser (FEL). A…

Accelerator Physics · Physics 2019-08-17 A. E. Grelick , N. Arnold , S. Berg , D. Dohan , G. Goeppner , Y. W. Kang , A. Nassiri , S. Pasky , G. Pile , T. Smith , S. J. Stein