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Related papers: Beam Position-Phase Monitors for SNS Linac

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The main focus of beam alignment is to find the optimal beam which yields the largest received signal strength (RSS) with faster speed.In this paper, we demonstrate an efficient beam alignment scheme with our testbed. The algorithm we…

Signal Processing · Electrical Eng. & Systems 2020-03-09 Junyeol Hong , Hyeonjin Chung , Sunwoo Kim

Several heuristic procedures to estimate the rotor position of permanent magnet synchronous motors (PMSM) via signal injection have been reported in the literature. Using averaging theory, a framework to analyse such schemes has been…

Systems and Control · Computer Science 2020-03-17 Bowen Yi , Slobodan N. Vukosavic , Romeo Ortega , Aleksandar M. Stankovic , Weidong Zhang

We propose a method to simultaneously determine the magnetic centers of multiple quadrupoles in a transport line or a storage ring. The method finds the magnet centers by correcting the orbit shift due to a change of the quadrupole gradient…

Accelerator Physics · Physics 2022-03-29 Xiaobiao Huang

The match between the Linac beam energy and the energy determined by the bending field of the Booster magnets is crucial for rf capture, beam quality, and the transmission efficiency in a Booster cycle. The observation of the injection…

Accelerator Physics · Physics 2007-05-23 Xi Yang , James MacLachlan

The Multi-Purpose Detector (MPD) is to be installed at the Nuclotron Ion Collider fAcility (NICA) of the Joint Institute for Nuclear Research (JINR). Its main goal is to study the phase diagram of the strongly interacting matter produced in…

To achieve the physics goals of future Linear Colliders, it is important that electron and positron beams are polarized. The positron source planned for the International Linear Collider (ILC) is based on a helical undulator system and can…

Accelerator Physics · Physics 2012-02-06 V. Kovalenko , G. Moortgat-Pick , Sabine Riemann , Andriy Ushakov

This paper studies an integrated sensing and communication (ISAC) system where a multi-antenna base station (BS) communicates with multiple single-antenna users in the downlink and senses the unknown and random angle information of a target…

Information Theory · Computer Science 2026-04-27 Chan Xu , Shuowen Zhang

In Chinese Spallation Neutron Source (CSNS), proton beam is used to hit metal tungsten target, and then high flux neutron are generated for experiments on instruments. For neutron flux spectrum correction, the current of proton beam is for…

Instrumentation and Detectors · Physics 2018-06-22 Jian Zhuang , Jiajie Li , Ke Zhou , Fang Li , Yongxiang Qiu , Lei Hu

High-frequency bands such as millimeter-wave and terahertz require narrow beams due to path loss and shadowing. Beam alignment (BA) methods allow the transceivers to adjust the directions of these beams efficiently by exploiting the channel…

Information Theory · Computer Science 2022-05-17 Ozlem Yildiz , Abbas Khalili , Elza Erkip

This paper describes continuously phase-modulated standing surface acoustic waves (CPM-SSAW) and its application for particle separation in multiple pressure nodes. A linear change of phase in CPM-SSAW applies a force to particles whose…

Fluid Dynamics · Physics 2017-04-05 Junseok Lee , Chanryeol Rhyou , Byungjun Kang , Hyungsuk Lee

This paper presents a novel sequential estimator for the direction-of-arrival and polynomial coefficients of wideband polynomial-phase signals impinging on a sensor array. Addressing the computational challenges of Maximum-likelihood…

Signal Processing · Electrical Eng. & Systems 2024-12-31 Kaleb Debre , Tai Fei , Marius Pesavento

As the demand for wireless connectivity continues to soar, the fifth generation and beyond wireless networks are exploring new ways to efficiently utilize the wireless spectrum and reduce hardware costs. One such approach is the integration…

Signal Processing · Electrical Eng. & Systems 2024-08-20 Ahmet M. Elbir , Kumar Vijay Mishra , Asmaa Abdallah , Abdulkadir Celik , Ahmed M. Eltawil

Plasmonics, the science and technology of the interaction of light with metallic objects, is fundamentally changing the way we can detect, generate and manipulate light. Although the field is progressing swiftly, thanks to the availability…

Interferometers measure a wide variety of dynamic processes by converting a phase change into an intensity change. Nonlinear interferometers, making use of nonlinear media in lieu of beamsplitters, promise substantial improvement in the…

Quantum Physics · Physics 2016-11-16 Joseph M. Lukens , Nicholas A. Peters , Raphael C. Pooser

In this paper, we propose a location-aware channel estimation based on the atomic norm minimization (ANM) for the reconfigurable intelligent surface (RIS)-aided millimeter-wave multiple-input-multiple-output (MIMO) systems. The beam…

Signal Processing · Electrical Eng. & Systems 2023-06-13 Hyeonjin Chung , Sunwoo Kim

A superconducting (SC) linac is expected to lead to outstanding discoveries in various scientific fields because its beam current is a few orders of magnitude larger than in a normal-conducting linac. However, the widespread use of SC linac…

Accelerator Physics · Physics 2019-04-17 Miho Shimada

Plasmonic sensing is an established technology for real-time biomedical diagnostics and air-quality monitoring. While intensity and wavelength tracking are the most commonly used interrogation methods for Surface Plasmon Resonance (SPR),…

A system for online measurement of the transverse beam emittance was developed. It is named $^{4}$PrOB$\varepsilon$aM (4-Profiler Online Beam Emittance Measurement) and was conceived to measure the emittance in a fast and efficient way…

Accelerator Physics · Physics 2018-03-22 K. P. Nesteruk , M. Auger , S. Braccini , T. S. Carzaniga , A. Ereditato , P. Scampoli

Integrated sensing and communication (ISAC) has attracted growing interests for enabling the future 6G wireless networks, due to its capability of sharing spectrum and hardware resources between communication and sensing systems. However,…

Information Theory · Computer Science 2025-01-27 Renwang Li , Xiaodan Shao , Shu Sun , Meixia Tao , Rui Zhang

In massive multiple-input multiple-output (MIMO) systems, the channel estimation scheme is subject to the spatial non-stationarity and inevitably power leakage in the beam domain. In this paper, a beam domain channel estimation scheme is…

Systems and Control · Electrical Eng. & Systems 2025-01-09 Lin Hou , Hengtai Chang , Cheng-Xiang Wang , Jie Huang , Songjiang Yang
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