Difference between revisions of "JLEIC Impedance"

Revision as of 11:17, 1 November 2019

Meeting Presentations

2019-08-20

• Dan Wang The broad-band impedance budget in the accumulator ring of ALS-U project

2019-07-16

• Tim Michalski Status and Outlook on Engineering Design

2019-06-17

• Rui Li Multibunch spectral analysis for uneven bunch fill

2019-05-14

• Frank Marhauser Status of IR chamber impedance analyses
• Gunn Tae Park Beam loading study of harmonic kicker

2019-04-22

• Rui Li Overview of diffraction model of broadband impedance for RF cavities

2019-03-25

• HyeKyoung Park The wakefield study results of crab cavity
• Rui Li Summary of broadband and narrowband impedance studies for JLEIC

2019-2-22

• Shaoheng Wang Narrow Band Impedance Threshold for Longitudinal Coupled Bunch Instability
• Frank Marhauser JLEIC Impedance Status

• Shaoheng Wang from M meeting/impedance/2019_02_22_LCBI Impedance Threshold in Ion Ring.pdf

• Shaoheng Wang Shaoheng Wang from M

2018-12-10

• Frank Marhauser Impedance Status
• Vasiliy Morozov Status of IR Design and Collimators
• Rui Li Discussion of JLEIC Impedance Priorities

2018-08-02

• Kirsten Deitrick Ion Ring Broadband Impedance (Collision)
• Rui Li Coupled Bunch Instability (CBI) in JLEIC
• Frank Marhauser Progress on the Design of the JLEIC Ion Ring Cavities (JLAB-TN-18-041)

2018-06-25

• Shaoheng Wang Cavity Longitudinal Impedance Thresholds Determination for Coupled Bunch Instability
• Kirsten Deitrick Kickers and Update on Broadband Impedance
• Rui Li Longitudinal Coupled Bunch Instability for the Ion Ring
• HyeKyoung Park Update on Crab Cavity HOMs
  • Spreadsheet of Crab Cavity HOMs

2018-05-14

• Shaoheng Wang Impedance Calculation for Interaction Region in Colliders
• Rui Li Impedance Study at IPAC18

2018-03-19

• Kirsten Deitrick Broadband Longitudinal Impedance Estimates

2018-03-02 (IR Chamber)

• Frank Marhauser Impedances in the EIC IR Chamber

2018-02-19

• HyeKyoung Park Crab Cavity Updates
• Salvador Sosa Power from Longitudinal Crab Cavity HOMs
• Mark Wiseman IR Bellows Requirement
• Rui Li Impedance Thresholds from the Instability Estimations

2017-12-04

• Rui Li Discussion on Concepts of Wakefield and Impedance
• Suba De Silva HOM and Impedance Analysis for Crabbing Cavity System

Relevant R&D Presentations

• Rui Li Ion Effects in the JLEIC Electron Collider Ring (2018-03-15)
• Rui Li Detailed Studies of Longitudinal Coupled Bunch Instabilities in JLEIC (2017-07-20)
• Rui Li Instabilities and Collective Effects (2017-06-08)
• Rui Li Status of Instability Estimation for JLEIC (2017-03-23)
• Rui Li JLEIC Collective Effects (2017-02-23)
• Rui Li Discussion of Impedance Budget (2017-02-09)
• Older presentations exist, see MEIC R&D Meeting webpage

Other Links

• Impedance Budgets and Estimates Spreadsheet
  • Part counts, impedance values from other machines, JLab simulation results, estimates, references
  • Everyone can add simulation results - email Kirsten (kdeit001@odu.edu) if you have questions

Other Impedance Groups

• KEK
  • Section 1.5
• CERN
  • Machine specific models seem to be behind login