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Low Emittance Rings workshop 2024

from Tuesday, 13 February 2024 (08:00) to Friday, 16 February 2024 (17:00)
CERN (6/2-024)

        : Sessions
    /     : Talks
        : Breaks
13 Feb 2024
14 Feb 2024
15 Feb 2024
16 Feb 2024
AM
08:00 Registration (Desk next to the Cafeteria, Building 6, 1st floor)  
08:30 Welcome and introduction - Yannis Papaphilippou (CERN)  
08:50
Lattice Design - Yannis Papaphilippou (CERN) (until 10:20)
08:50 Lattice design for BESSY III - Paul Goslawski (Helmholtz-Zentrum Berlin, BESSY II, MLS)  
09:10 Complex Bend lattice design for NSLS-II Upgrade - Yongjun Li (BNL)  
09:30 Lattice design for Korea-4GSR Light Source - Jimin Seok  
09:50 Deterministic approach to MBA lattice design - Bettina Kuske (HZB)  
10:10 Discussion  
10:20 --- Coffee Break ---
10:40
Optics measurements, correction and low-vertical emittance tuning - Jonas Kallestrup Dr Michael Boege (Paul Scherrer Institut) (until 12:30)
10:40 Optics corrections and beam-based alignment for low emittance rings - Xiaobiao Huang (SLAC National Accelerator Laboratory)  
11:00 Implementation of fully analytic orbit response analysis in python - Andrea Franchi  
11:20 Online tuning and optics monitoring at ESRF - Simone Liuzzo (ESRF)  
11:40 Single power supply optics correction for combined function dipoles - Dr Zeus Marti (CELLS-ALBA)  
12:00 Vertical emittance control in DIAMOND-II - Ian Martin  
12:20 Discussion  
08:30
Design challenges - Victor Smalyuk (until 10:00)
08:30 Design and challenges of PETRAIV - Riccardo Bartolini (DESY)  
08:55 Elettra 2.0 Lattice and technical challenges - Emanuel Karantzoulis (Elettra - Sincrotrone Trieste)  
09:20 Challenges for the FCC ultimate storage rings - Frank Zimmermann (CERN)  
09:45 Discussion  
10:00
Collective effects and mitigations - Frank Zimmermann (CERN) (until 10:50)
10:00 CSR impedance and the impact of quadrupolar wakes on beam dynamics - Ryutaro Nagaoka  
10:20 Challenges of short light pulses in fourth-generation storage rings - SIMONE DI MITRI  
10:40 Discussion  
10:50 --- Coffee Break ---
11:10
Collective effects and mitigations - Åke Andersson Åke Andersson (Lund University) (until 12:30)
11:10 Controlling and manipulating the electron-bunch dynamics during the microbunching instability in storage ring - Evain Clement (PhLAM laboratory)  
11:30 Low Longitudinal Emittance and Steady-State Micro-Bunching Storage Rings - Deng Xiujie (Tsinghua University)  
11:50 CSR effects in low-emittance electron storage rings - Demin Zhou Demin Zhou (Japan Atomic Energy Agency (JP))  
12:10 Discussion  
08:30
Power consumption, energy efficiency and sustainability - Nuria Catalan Lasheras (CERN) (until 10:50)
08:30 Sustainable Concepts and Technologies at IFAST - Mike Seidel  
08:50 Sustainability, Energy efficiency and power consumption at CERN - Roberto Losito (CERN)  
09:10 Approach to sustainability at DESY - Andrea KLUMPP (DESY)  
09:30 Sustainability and energy efficiency at ESRF - Dr Jean-Luc Revol (ESRF)  
09:50 Sustainability at BESSY-III - Jens Völker (Helmholtz Zentrum Berlin)  
10:10 Accelerator impact review and other sustainable accelerator activities at STFC - Katherine Morrow (STFC)  
10:30 Discussion  
10:50 --- Coffee break ---
11:10
Energy efficient technologies - Mike Seidel Mike Seidel (until 12:30)
11:10 Highly efficient RF power sources - Igor Syratchev (CERN)  
11:30 Superconducting thin films for RF cavities in low emittance rings - Dr Claire Antoine (CEA)  
11:50 Energy efficiency and power consumption of ERLs - Kevin Daniel Joel Andre (CERN)  
12:10 Discussion  
08:30
Machine protection and collimation - Gael Le Bec Gael Le Bec (ESRF) (until 10:30)
08:30 Design, commissioning and operation of the collimation for the ESRF-EBS - reine versteegen (esrf)  
08:50 Collimators for low-emittance whole-beam aborts - Jeffrey Dooling (Argonne National Laboratory)  
09:10 Characterization of the vertical beam halo for reduced in-vacuum undulator gap - Mattia Stefanelli (ESRF)  
09:30 Collimation studies for FCCee - Andrey Abramov (CERN)  
09:50 Machine Interlock and Beam Abort System for SLS 2.0 - Felix Armborst (Paul Scherrer Institut (PSI))  
10:10 Discussion  
10:30 --- Coffee break ---
10:50
Injection dynamics and hardware chair - Volker Schlott (Paul Scherrer Institut) Volker Schlott (PSI) (until 12:30)
10:50 Injection efficiency and accumulation limit in PETRA IV - Sergey Antipov  
11:10 A Kick-and-Cancel Injection Scheme for Diamond-II - Ian Martin  
11:30 Injection Hardware Challenges of Low Emittance Rings - SLS 2.0 Injection Elements, - Dr Martin Paraliev (Paul Scherrer Institute)  
11:50 Review of multipole injection kicker designs - Patrick ALEXANDRE (Synchrotron SOLEIL)  
12:10 Discussion  
12:20 Close-out - Yannis Papaphilippou (CERN)  
PM
12:30 --- Lunch Break (Restaurant Nr2 suggested) ---
14:00
Non-linear dynamics - Yannis Papaphilippou (CERN) (until 14:40)
14:00 Symplectic tracking through arbitrary magnetic fields - Ryan Lindberg (Argonne National Lab)  
14:20 Nonlinear dynamics optimization in ultra-low-emittance rings by minimizing the fluctuations of resonance driving terms (RDTs) along the ring - Bai Zhenghe (NSRL)  
14:40
Magnet design - Raffaella Geometrante (Kyma SpA) Dr Raffaella Geometrante (until 16:00)
14:40 Review of the workshop on permanent magnets for low emittance rings - Emanuel Karantzoulis (Elettra - Sincrotrone Trieste)  
15:00 High-Temperature Superconducting Undulators: Potential, Status, and Application - Sebastian Richter (Paul Scherrer Institut, PSI (CH))  
15:20 Magnetic designs and tests of the complex bend at NLSL - Timur Shaftan (Brookhaven National Laboratory)  
15:40 Discussion  
16:00 --- Coffee Break ---
16:20
Beam stability, feedback and diagnostics - Emanuel Karantzoulis (Elettra -Sincrotrone Trieste) Emanuel Karantzoulis (Elettra - Sincrotrone Trieste) (until 18:00)
16:20 Perturbation sources and improvements of Sirius Beam Stability - Fernando De Sa (LNLS)  
16:40 SLS 2.0 BPM and Fast Orbit Feedback System - Boris Keil (Paul Scherrer Institute)  
17:00 Two slit diagnostics beamline design for ALS-U - Changchun Sun (LBNL)  
17:20 Bending Magnet Synchrotron Radiation Imaging with Large Orbital Collection Angles - Åke Andersson (Lund University)  
17:40 Discussion  
19:00 --- Cocktail, Restaurant 1, Glassbox ---
12:30 --- Lunch Break (Restaurant Nr2 suggested) ---
14:00
Collective effects and mitigations - Ryutaro Nagaoka (until 16:00)
14:00 Collective Effects at injection into Small Aperture Storage rings: Pros and cons of on-axis swap-out vs off-axis accumulation injection schemes - Ryan Lindberg (Argonne National Lab)  
14:20 Mode 1 Instabilities in fourth generation Storage Rings - Francis Cullinan (MAX IV)  
14:40 TMCI theory of flat chambers revisited - Thomas Gunzel (ALBA-CELLS)  
15:00 Investigating the transverse mode-coupling instability at the MAX IV 3 GeV storage ring - Miriam Brosi (MAX IV Laboratory)  
15:20 Impact of beam-ion interactions in diffraction limited storage rings - Vadim Gubaidulin  
15:40 Discussion  
16:00 --- Coffee Break ---
16:20
Harmonic cavity design and experiments - energy calibration - Akira Mochihashi akira mochihashi (until 17:50)
16:20 Multi-frequency harmonic cavity system at MAX-IV - Åke Andersson  
16:40 Tests with beam at BESSY II of the ALBA 3rd Harmonic Active Cavity - Ignasi Bellafont (CELLS)  
17:00 Energy calibration with resonant depolarisation & beam tests at KARA - Bastian Haerer  
17:20 Discussion  
12:30 --- Lunch Break (Restaurant Nr2 suggested) ---
14:00
Computing tools, machine learning and AI - Riccardo Bartolini (DESY) (until 15:40)
14:00 Xsuite - an integrated framework for beam dynamics simulations - Giovanni Iadarola (CERN)  
14:20 Overview of ML methods at PETRA - Iliya Agapov (DESY)  
14:40 Unlocking Insights from Logbooks using AI at DESY and BESSY - Antonin Sulc (DESY)  
15:00 ML approaches for the operation of the CERN accelerator complex - Verena Kain (CERN)  
15:20 Discussion  
15:40 --- Coffee break ---
16:10
Computing tools, machine learning and AI - Rogelio Tomas Garcia (CERN) (until 19:00)
16:10 DA studies with deep neural networks - Davide Di Croce (EPFL - Ecole Polytechnique Federale Lausanne (CH))  
16:30 Machine Learning-Based Modeling at the LHC and Muon collider studies - Dr Elena Fol (CERN)  
16:50 High-dimensional nonlinear beam dynamics tuning with Bayesian optimization - Nikita Kuklev (Argonne National Laboratory)  
17:10 Non-linear correction with ML at the LHC - Alejandro Borjesson Carazo (Universidad de Granada (ES))  
17:30 Optimising resonance driving terms using MAD-NG - Dr Laurent Deniau (CERN)  
17:40 Discussion  
20:00 --- Diner "Chez Papon" (In Geneva) ---
12:30 --- Lunch Break (Restaurant Nr2 suggested) ---
14:00 --- Visits ---
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