ICFA mini-WORKSHOP ON IMPEDANCES AND BEAM INSTABILITIES IN PARTICLE ACCELERATORS

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Transport to Pompei by bus and visit of Pompei archaeological site

Farewell lunch at San Vittorino complex

SPECIAL SESSION: Overview on different types of machines (Chair: Chris Prior, Scientific Secretary: Adrian Oeftiger)

Session 6 -Instability modeling, observations and cures (Chair: Mikhail Zobov, Scientific secretary: Andrea Passarelli)

Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)

Session 1- Introductory talks (Chair: Giovanni Rumolo)

Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)

Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)

Session 7: Conclusions (Chair: Stefania Petracca)

Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli

POSTER session

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Contributions*

2D and 3D collimator impedance modelling and experimental measurements (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

"The Birth and the Childhood of the Coupling Impedance and the Stability Maps" Special seminar to celebrate the 50 years of the beam coupling impedance concept (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

A study of longitudinal effects on transverse Landau damping (in session "Session 6 -Instability modeling, observations and cures (Chair: Mikhail Zobov, Scientific secretary: Andrea Passarelli)")

Advanced method of wakefield calculations (numerical methods, parallel computing) (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

An improved method to measure beam impedance with rotating wire. Theoretical and simulation results (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

Analytical impedance models for very short bunches (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

Beam measurements of frequency characteristics of (longitudinal) impedance (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

Beam Transfer Function (BTF) measurements and transverse stability in presence of beam-beam (in session "Session 6 -Instability modeling, observations and cures (Chair: Mikhail Zobov, Scientific secretary: Andrea Passarelli)")

Beam-based impedance measurement techniques in light sources (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

Calculation of wakefields for plasma-wakefield accelerators (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

Challenges and pitfalls for impedance measurements in the lab (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

Challenges in impedance and instabilities computation for new generation light sources (in session "Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli")

Chromaticity effects on head-tail instabilities for broad-band impedance using two particle model, Vlasov analysis, and simulations (in session "Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)")

Circulant matrix formalism, benchmarks and beam-beam effect in coherent instabilities (in session "Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)")

Closing remarks of Session 2: Impedance theory and modeling (in session "Session 7: Conclusions (Chair: Stefania Petracca)")

Closing remarks of Session 3: Impedance measurements and control (in session "Session 7: Conclusions (Chair: Stefania Petracca)")

Closing remarks of Session 4: Instability theory and modeling (in session "Session 7: Conclusions (Chair: Stefania Petracca)")

Closing remarks of Session 5: Instability modeling, observations and cures (in session "Session 7: Conclusions (Chair: Stefania Petracca)")

Closing remarks, acknowledgements and goodbye (in session "Session 7: Conclusions (Chair: Stefania Petracca)")

Codes benchmarking for the single-bunch instabilities in electron storage rings (in session "Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli")

Comparison of machine impedance calculation with beam based measurements (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

Concept and simulations of unconventional damping devices: wideband damper and RFQ (in session "Session 6 -Instability modeling, observations and cures (Chair: Mikhail Zobov, Scientific secretary: Andrea Passarelli)")

Continuous-Wave HOM Load Power Computations Based on Single-Bunch Wake Simulations (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

Damping of transverse instabilities (in session "Session 6 -Instability modeling, observations and cures (Chair: Mikhail Zobov, Scientific secretary: Andrea Passarelli)")

Eigenmode Computations for Chains of Cavities (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

Electron cloud effects (in session "Session 1- Introductory talks (Chair: Giovanni Rumolo)")

How e-cloud in dipoles and quadrupoles can be source of transverse instabilities (in session "Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)")

Impedance and instabilities in hadron machines (in session "SPECIAL SESSION: Overview on different types of machines (Chair: Chris Prior, Scientific Secretary: Adrian Oeftiger)")

Impedance and instabilities in lepton colliders (in session "SPECIAL SESSION: Overview on different types of machines (Chair: Chris Prior, Scientific Secretary: Adrian Oeftiger)")

Impedance Issues in the Design, Measurements, and Beam Commissioning of a Narrow Gap Stripline Kicker For On-Axis Injection (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

Impedance measurement techniques (in session "Session 1- Introductory talks (Chair: Giovanni Rumolo)")

Impedance modeling in low emittance rings (in session "SPECIAL SESSION: Overview on different types of machines (Chair: Chris Prior, Scientific Secretary: Adrian Oeftiger)")

Impedance theory and modeling (in session "Session 1- Introductory talks (Chair: Giovanni Rumolo)")

Instabilities in hadron colliders and role of the transverse damper (in session "SPECIAL SESSION: Overview on different types of machines (Chair: Chris Prior, Scientific Secretary: Adrian Oeftiger)")

Instability observations and cures (in session "Session 1- Introductory talks (Chair: Giovanni Rumolo)")

Instability theory and modeling (in session "Session 1- Introductory talks (Chair: Giovanni Rumolo)")

Longitudinal and transverse ions cloud dynamics in an electron ring in presence of electromagnetic fields and gaps (in session "Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)")

Microbunching instability (in session "Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)")

Mitigation of collective effects by optics optimization and the SPS experience (in session "Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli")

Modeling of fast beam ion instabilities (in session "Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)")

Multi-physics simulations of impedance effects in accelerators (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

Needs and solutions for machine impedance reduction (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

Observation and active damping of longitudinal coupled bunch instabilities (in session "Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli")

Precise impedance determination from simultaneously measured tunes of unequal charge bunches (in session "Session 3: Impedance modeling, measurements and control (Chair: Maria Rosaria Masullo. Scientific secretary: Andrea Passarelli)")

Preliminary results from validation measurements of the longitudinal power deposition model for the LHC injection kicker magnet (in session "POSTER session")

Role of space charge in coherent instabilities (in session "Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)")

Simulation of longitudinal intensity effects with LLRF system (BLonD) (in session "Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli")

The concept of coupling impedance in the self-consistent plasma wake field excitation (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

TMCI at strong space charge (in session "Session: 4: Instability theory and modeling (Chair: Ingo Hofmann. Scientific secretary: Adrian Oeftiger)")

Transverse feedback systems for multi-bunch beam diagnostics and instabilities suppression (in session "Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli")

Vlasov solvers and macroparticle simulations (in session "Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli")

Wakefields/impedances for a bunch moving between two corrugated plates (in session "Session 2 - Impedance theory and modeling (Chair: Ursula Van Rienen. Scientific secretary: Mario Beck)")

Welcome and general introduction (in session "Session 1- Introductory talks (Chair: Giovanni Rumolo)")

Wide-band feedback systems to diagnose and suppress intra-bunch motion in accelerators (in session "Session 5: Instability modeling, observations and cures (Chair: Mikhail Zobov. Scientific secretary: Eleonora Belli")

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18/09/2017

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