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Related papers: Low emittance upgrade for CANDLE project

200 papers

This article presents the conceptual design of a new compact superconducting gantry and synchrotron for Carbon ion therapy and focuses on the solutions (layout and optics) to make it compact. The main specificity of this gantry design is to…

Medical Physics · Physics 2021-05-11 E. Benedetto , N. Al Harbi , L. Brouwer , D. Tommasini , S. Prestemon , P. Riboni , U. Amaldi

The development of ultra-low emittance storage rings, such as the e+/e- Future Circular Collider (FCC-ee) with a circumference of about 90 km, aims to achieve unprecedented luminosity and beam size. One significant challenge is correcting…

Accelerator Physics · Physics 2024-11-01 Elaf Musa , Ilya Agapov , Tessa Charles

We perform molecular dynamics simulations on an interacting electron gas confined to a cylindrical surface and subject to a radial magnetic field and the field of the positive background. In order to study the system at lowest energy states…

Statistical Mechanics · Physics 2009-11-07 Vishal Mehra , Jayme De Luca

Integrable optics is an innovation in particle accelerator design that potentially enables a greater betatron tune spread and damps collective instabilities. An integrable rapid-cycling synchrotron (RCS) would be an effective replacement…

Accelerator Physics · Physics 2017-04-05 Jeffrey Eldred , Alexander Valishev

For synchrotron light sources, the brightness of user X-ray beams is primarily determined by the electron beam emittance and energy spread at operational intensity. A common feature of fourth-generation synchrotrons is the short length of…

Accelerator Physics · Physics 2024-05-03 Victor Smaluk , Timur Shaftan

The use of nonlinear lattices with large betatron tune spreads can increase instability and space charge thresholds due to improved Landau damping. Unfortunately, the majority of nonlinear accelerator lattices turn out to be nonintegrable,…

Accelerator Physics · Physics 2013-01-30 S. Nagaitsev , A. Valishev , V. V. Danilov , D. N. Shatilov

The possibility of using electron beam phase space manipulations to support a free-electron laser accelerator design optimization has motivated our research. An on-going program demonstrating the exchange of transverse horizontal and…

Accelerator Physics · Physics 2012-08-10 A. H. Lumpkin , A. S. Johnson , J. Ruan , J. Santucci , Y. -E. Sun , R. Thurman-Keup , H. Edwards

A new electrostatic storage ring for beams at energies up to 30keV.q is currently under development at the National Centre for Mathematics and Physics (NCMP), King Abdulaziz City for Science and Technology (KACST). The ring design is based…

Accelerator Physics · Physics 2015-06-15 M. O. A. El Ghazaly , S. M. Alshammari , C. P. Welsch , H. H. Alharbi

The planned upgrade of the LHC accelerator at CERN, namely the high luminosity (HL) phase of the LHC (HL-LHC foreseen for 2023), will result in a more intense radiation environment than the present tracking system was designed for. The…

Instrumentation and Detectors · Physics 2015-12-09 Timo Peltola

The lattice of laser-electron storage ring with controlled momentum compaction factor dedicated to generation of intense X-rays under Compton scattering is described. In such storage ring one can achieve the large energy acceptance and keep…

Accelerator Physics · Physics 2007-05-23 P. Gladkikh

The Stanford Synchrotron Radiation Laboratory is investigating an accelerator upgrade project that would replace the present 130 nm rad FODO lattice with an 18 nm rad double bend achromat (DBA) lattice: SPEAR 3. The low emittance design…

Accelerator Physics · Physics 2015-06-26 Y. Nosochkov , J. Corbett

The Inner Tracking System (ITS) of the ALICE experiment will be upgraded during the second long LHC shutdown in $\mathrm{2019}-\mathrm{2020}$. The main goal of the ALICE ITS Upgrade is to enable high precision measurements of low - momentum…

Instrumentation and Detectors · Physics 2019-05-22 D. Andreou

We show that emittance of fourth-generation 6 GeV machines such as PETRA IV is close to what is theoretically achievable due to beam intensity limitations from space charge and intra-beam scattering. Investigating these limitations, in…

Accelerator Physics · Physics 2025-05-19 Ilya Agapov , Sergey Antipov

The rapidly evolving landscape of products, surfaces, policies, and regulations poses significant challenges for deploying state-of-the-art recommendation models at industry scale, primarily due to data fragmentation across domains and…

Project-X is a leading candidate of the next major accelerator construction project at Fermilab. The mission need of Project-X is to establish an intensity frontier for particle physics research, or more precisely, to build a multi-MW…

Accelerator Physics · Physics 2009-12-16 W. Chou

Synchronization is a fundamental enabler for low-power backscatter communication systems, where passive or semi-passive tags modulate ambient RF signals for ultra-low-power data transfer. In this survey, we review recent advances in…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-03 Wenyuan Jiang , Shuo Guo

An energy/area-efficient low-cost broadband linearity enhancement technique for electro-optic micro-ring modulators (MRM) is proposed to achieve 6.1-dB dynamic linearity improvement in spurious-free-dynamic-range with intermodulation…

Systems and Control · Electrical Eng. & Systems 2024-07-17 Sumilak Chaudhury , Karl Johnson , Chengkuan Gao , Bill Lin , Yeshaiahu Fainman , Tzu-Chien Hsueh

Color ambient lighting normalization under multi-colored illumination is challenging due to severe chromatic shifts, highlight saturation, and material-dependent reflectance. Existing geometric and low-level priors are insufficient for…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Rong-Lin Jian , Ting-Yao Chen , Yu-Fan Lin , Chia-Ming Lee , Fu-En Yang , Yu-Chiang Frank Wang , Chih-Chung Hsu

In order to ensure proper SASE lasing of a fourth Generation light source, one of the goal is to produce an electron beam of small emittance and to conserve it until its used in the machine undulator. One of the non recoverable emittance…

Accelerator Physics · Physics 2014-05-07 F. Le Pimpec , T. Schietinger

This paper summarises progress made towards the radiation hardening of LED emergency luminaires for evacuation and emergency response within the underground areas of the CERN accelerator complex. The objective has been to radiation harden…

Accelerator Physics · Physics 2016-09-13 James D. Devine , Alessandro Floriduz