The workshop on Ideal Orbit Feedback for Ultra-low Emittance Rings by Guenther Rehm at CERN in January 2018 covered topics such as Orbit Feedback Motivation, Bandwidth, Latency, Control Techniques, and References for further reading. The presentation highlighted the importance of precise beam positi

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The content discusses the impact of multipole errors on the beam dynamics at the CEPC Accelerator, focusing on sources of error, measurements, and potential effects on the beam. The analysis includes different types of multipole errors, their sources, and the resulting changes in tune and emittance

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Explore the process of measuring emittance using a slit as illustrated in the images. Witness the detection screen and beam setup, along with the use of multiple slits and viewers for analysis and observation.

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Overview of the Super-FRS coupling to CR including details on beam envelopes, acceptance after target Super-FRS, emittance of RIBs, and outlook for optimization. The content covers floor coordinates verification, beam envelopes at various points, ion reactions like fission and fragmentation on C-tar

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Various emittance measurement techniques like Solenoid and Viewscreen, Single Slit and Viewscreen are discussed in this document along with details on the measurement process, equipment setup, and data analysis methods. Emittance calculations, beamlet intensity profiles, and space-charge dominated b

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In the field of nuclear physics, high-quality ion beam parameters are essential for both primary and secondary beams. This report focuses on the cryogenic gas stopping cell, also known as a gas catcher, designed to transform rare ion beams from nuclear reactions into low-energy beams with small emit

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This content provides insights into the basics of damping rings in linear colliders, covering topics such as ring equations of motion, betatron motion, emittance, transverse coupling, dispersion, and momentum compaction factor. It delves into the equations of motion governing particle behavior in el

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The injection process in particle accelerators involves transferring beams efficiently with minimal loss and emittance dilution. It includes on-axis injection onto the reference orbit using septum magnets and fast kickers to maintain beam trajectory accuracy. The design aims to achieve precise beam

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The Damping Ring and Transfer Lines play a crucial role in the FCC-ee Pre-Injector Complex, aiming to damp the emittance of both beams and operate the damping ring at higher energy levels. Coordinated by experts like C. Milardi and A. De Santis, the project includes designs for the Damping Ring, Tra

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Review of CLIC start-to-end simulations including main simulation codes, past results, and upcoming work. Focus on realistic performance assessments, tolerance evaluations, emittance transport, mitigation techniques, operational scenarios, luminosity studies, and tools used. Detailed information pro

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Cutting-edge technology in low emittance rings is being advanced through the EuCARD-2 project, co-funded by partners and the European Commission. Key topics include magnets, wiggler development, RF systems, and impedance aspects. Recent discussions at ALERT2014 highlighted advancements in NEG coatin

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The CEPC Partial Double Ring Layout features advantages like accommodating more bunches at Z/W energy, reducing AC power with crab waist collision, and unique machine constraints based on given parameters. The provided parameter choices and updates aim to optimize beam-beam effects, emittance growth

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Delve into the critical aspects of beam injection dynamics for ultra low emittance rings, focusing on top-up injection principles, various injection schemes, and key parameters essential for maximizing beam performance and stability in high-energy physics applications.

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The recent status of the Electron/Positron Injector Linac at KEK, presented by Kazuro Furukawa, highlights the mission to achieve 40 times higher luminosity in the SuperKEKB collider. The upgrades include low emittance, low energy spread injection beams with higher beam current, new high-current pho

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Detailed discussions on beam measurements, corrections, dispersion, coupling, and beta matching were presented at the 10th ATF2 Project Meeting. Various parameters, emittance, coupling measurement, and correction methods were examined, highlighting the importance of precise alignment and adjustments

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The journey to multi-bunch emittance control goes beyond mere feedback mechanisms, involving nuances like pinhole cameras as detectors and skew quadrupole magnets as actuators. This innovative approach aims to overcome limitations of existing systems like coupling control issues and hysteresis perfo

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Colin Johnson advocated for a mercury jet target as the next step for muon production post-ACOL. Current studies focus on a carbon target with proton beam parameters optimized for muon generation. Carlo Rubbia discussed a potential Muon-Collider Higgs Factory concept at CERN, sparking debate on muon

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The method for evaluating the quality of beams accelerated through plasma acceleration and betatron oscillations involves non-intercepting diagnostics to infer information about the electrons while inside the accelerating structure. It includes measuring the rms emittance and correcting the betatron

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A detailed overview of the Proton Beam Switchyard (BSY) Status funded by the Horizon 2020 programme of the European Union. The aim of BSY is to ensure efficient distribution and focusing of the proton beam onto specific targets. The BSY composition includes various systems like deflecting, focusing,

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Specifications and recommendations for the ILC Damping Rings include nominal parameters for injected and extracted beams, positron acceptance criteria, longitudinal acceptance guidelines, energy acceptance with quantum lifetime considerations, and layout components for injection/extraction systems.

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Characterizing bunch profiles of sub-ps pulses for machine performance optimization and understanding beam variations in emittance. Current bunch length measurement techniques are limited to a few fs, prompting the need for femtosecond resolution. Techniques like Coherent Radiation Interferometry an

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Intense positron sources, whether polarized or not, are vital for future e+e- linear colliders. This review covers different types of e+ sources, including circularly polarized photons and methods to obtain polarized positrons. Techniques such as helical magnetic undulators and Compton backscatterin

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This experiment conducted at ATF II focused on generating beams with ultra-low transverse emittance utilizing two-color ionization injection with a CO2 laser-plasma accelerator. The technique involves using a pump laser pulse in circular polarization and an injection laser pulse in linear polarizati

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