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The international Muon Ionization Cooling Experiment (MICE) will carry out a systematic investigation of ionization cooling of a muon beam. As the emittance measurement will be done on a particle-by-particle basis, a sophisticated beam…

Instrumentation and Detectors · Physics 2019-08-13 M. Bonesini

The current literature is rather vague regarding how to calculate the exact numerical value of the resonant ion scattering cross-section that should be used for a specific bandpass of finite width. Such a value was needed in order to…

Solar and Stellar Astrophysics · Physics 2024-03-22 Raymond J. Pfeiffer

For modern high-intensity linear accelerators, the well-known envelope instability and recently reported fourth-order particle resonance impose a fundamental operational limit (i.e., zero-current phase advance should be less than 90 deg).…

Accelerator Physics · Physics 2021-08-18 Yoo-Lim Cheon , Seok-Ho Moon , Moses Chung , Dong-O Jeon

We present the spectroscopic orbit solutions of three double-lines eclipsing binaries, BG Ind, IM Mon and RS Sgr. The first precise radial velocities (RVs) of the components were determined using high resolution echelle spectra obtained at…

Solar and Stellar Astrophysics · Physics 2009-09-28 V. Bakis , H. Bakis , S. Bilir , F. Soydugan , E. Soydugan , O. Demircan , Z. Eker , E. Yaz , M. Tuysuz , T. Senyuz

We have adjusted the Density Matrix Renormalization method to handle two dimensional systems of limited width. The key ingredient for this extension is the incorporation of symmetries in the method. The advantage of our approach is that we…

Statistical Mechanics · Physics 2009-10-30 M. S. L. du Croo de Jongh , J. M. J. van Leeuwen

In this paper, we investigate an intelligent reflecting surface (IRS)-assisted multi-user system, where the base station (BS) employs rotatable antennas (RAs) and the IRS can adjust the panel orientation.To alleviate the severe…

Information Theory · Computer Science 2026-05-25 Guoying Zhang , Qingqing Wu , Ziyuan Zheng , Qiaoyan Peng , Ailing Zheng , Yanze Zhu , Ying Gao , Wen Chen

Reconfigurable intelligent surfaces (RIS) are conventionally implemented as two-dimensional (2D) electromagnetic (EM) structures to steer incident waves toward desired reflection angles. This approach limits the reflection to a single…

Systems and Control · Electrical Eng. & Systems 2026-02-16 Ruiqi Wang , Yiming Yang , Atif Shamim

Exploring high sensitivity on the measurement of angular rotations is an outstanding challenge in optics and metrology. In this work, we employ the mn-order Hermite-Gaussian beam in the weak measurement scheme with an angular rotation…

Quantum Physics · Physics 2022-12-14 Binke Xia , Jingzheng Huang , Hongjing Li , Miaomiao Liu , Tailong Xiao , Chen Fang , Guihua Zeng

Interest in free-space optics (FSO) is rapidly growing as a potential solution for the backhaul of next-generation mobile or low-orbit satellite communications. Various techniques have been suggested for employing an intelligent reflecting…

Signal Processing · Electrical Eng. & Systems 2022-04-21 Junghoon Noh , Byungju Lee

A system and testing rig were designed and built to simulate the use of an eversion robot equipped with a radiation sensor to characterise an irradiated pipe prior to decommissioning. The magnets were used as dummy radiation sources which…

Robotics · Computer Science 2023-07-20 Thomas Mack , Mohammed Al-Dubooni , Kaspar Althoefer

We experimentally demonstrated that infrared light imprinted with orbital angular momentum (OAM) was linearly converted into visible light using four-wave mixing (FWM) via a ladder-type configuration in 85Rb atoms. Simultaneously, we…

Optics · Physics 2015-06-04 Dong-Sheng Ding , Zhi-Yuan Zhou , Bao-Sen Shi , Xu-Bo Zou , Guang-Can Guo

In this work, we investigate a novel simultaneous transmission and reflection reconfigurable intelligent surface (RIS)-assisted multiple-input multiple-output downlink system, where three practical transmission protocols, namely, energy…

Information Theory · Computer Science 2021-06-18 Hehao Niu , Zheng Chu , Fuhui Zhou , Pei Xiao , Naofal Al-Dhahir

There are applications, which require MeV-range multiple-beams consisting of a large number of identical highly packed beamlets. The multiple-beam RFQ (MB-RFQ) arranged as a matrix array of longitudinal rod-electrodes is appropriate…

Accelerator Physics · Physics 2007-05-23 V. Kapin , M. Inoue , Y. Iwashita , A. Noda

The well-known relaxed theoretical minimum emittance (TME) cell is commonly used in the design of multi-bend achromat (MBA) lattices for the new generation of diffraction limited storage rings. But significantly lower emittance at moderate…

Accelerator Physics · Physics 2019-02-07 B. Riemann , A. Streun

Adaptive robots in dynamic production environments require robust perception capabilities, including 6D pose estimation and multi-object tracking. To address limitations in real-world data dependency, noise robustness, and spatiotemporal…

Inverse scattering is the process of estimating the spatial distribution of the scattering potential of an object by measuring the scattered wavefields around it. In this paper, we consider reflection tomography of high contrast objects…

Signal Processing · Electrical Eng. & Systems 2020-12-17 Ajinkya Kadu , Hassan Mansour , Petros T. Boufounos

This paper addresses a near-field imaging problem utilizing extremely large-scale multiple-input multiple-output (XL-MIMO) antennas and reconfigurable intelligent surfaces (RISs) already in place for wireless communications. To this end, we…

Signal Processing · Electrical Eng. & Systems 2024-05-14 Giulia Torcolacci , Anna Guerra , Haiyang Zhang , Francesco Guidi , Qianyu Yang , Yonina C. Eldar , Davide Dardari

The data-driven reduced order models (ROMs) have recently emerged as an efficient tool for the solution of the inverse scattering problems with applications to seismic and sonar imaging. One specification of this approach is that it…

Numerical Analysis · Mathematics 2022-11-16 V. Druskin , S. Moskow , M. Zaslavsky

We present a multirotor Unmanned Aerial Vehicle control (UAV) and estimation system for supporting replicable research through realistic simulations and real-world experiments. We propose a unique multi-frame localization paradigm for…

Robotics · Computer Science 2025-04-24 Tomas Baca , Matej Petrlik , Matous Vrba , Vojtech Spurny , Robert Penicka , Daniel Hert , Martin Saska

Data-driven reduced order models (ROMs) recently emerged as powerful tool for the solution of inverse scattering problems. The main drawback of this approach is that it was limited to the measurement arrays with reciprocally collocated…

Numerical Analysis · Mathematics 2022-07-27 Vladimir Druskin , Shari Moskow , Mikhail Zaslavsky