JUAS 2025 (Course 1): The Science of Particle Accelerators

13 Jan 2025, 09:30 → 14 Feb 2025, 18:15 Europe/Paris

13/2-005 (CERN)

Elias Metral (CERN)

NOTE: 1 slot of 1 hour = 50 minutes lecture + 10 minutes break
JUAS 2025 edition takes place at CERN

JUAS 2025 Course 1.pdf

Monday 13 January

1 OFFICIAL OPENING

• Presentation of ESI (15 min.) 09:30 - 09:45
• Presentation of JUAS (45 min.) 09:45 - 10:30
• Practical information (10 min.) 10:30 - 10:40
• Introduction of participants (60:00 min.) 11:00 - 12:00

Speakers: Darina Baizhanova (European Scientific Institute (FR)), Elias Metral (CERN), Florence Mouthon (European Scientific Institute (FR))

01-JUAS 2025 - Practical Info - Course 1 FINAL.pdf

01-JUAS 2025 - Practical Info - Course 1 FINAL.pptx

IntroTalk-Course1and2_JUAS2025_13-01-25_EM.pdf

12:00 LUNCH BREAK

2 Special relativity, electromagnetism, classical and quantum mechanics

What to remember for particle accelerators

Speaker: Elias Metral (CERN)

WhatToRememberForParticleAccelerators_JUAS2025_EM.pdf

3 Particle Accelerators in the 21st century

Seminar

Speaker: Maurizio Vretenar (CERN)

vretenar_juas_01_25.pdf

vretenar_juas_01_25.pptx

4 Apero time by ESI

Tuesday 14 January

5 Transverse Beam Dynamics

Speaker: Bernhard Holzer (CERN)

J_25_Questions_Optics_Tutorial.pdf

J_25_Solutions_Optics_Tutorial.pdf

Juas25_1p.pdf

12:00 LUNCH BREAK

6 Longitudinal Beam Dynamics

Speaker: Alexandre Lasheen (CERN)

All in one

• all_exercises.pdf
• all_slides.pdf
• all_take_away.pdf

Exam preparation

• computations.pdf
• exam_correction.pdf
• exam.pdf

HTML

• 1_introduction.html
• 2_fundamentals.html
• 3_synchrotron.html
• 4_long_eom.html
• 5_sync_motion.html
• 6_applications.html
• img.zip
• menu.css

PDF

• 1_introduction.pdf
• 2_fundamentals.pdf
• 3_synchrotron.pdf
• 4_long_eom.pdf
• 5_sync_motion.pdf
• 6_applications.pdf

Tracker

• simple_tracker.svg
• tracker.ipynb
• tracker.py

Wednesday 15 January

7 Transverse Beam Dynamics

Speaker: Bernhard Holzer (CERN)

Juas25_2p.pdf

12:00 LUNCH BREAK

8 Longitudinal Beam Dynamics

Speaker: Alexandre Lasheen (CERN)

Resources

9 Introduction to CERN & its Accelerator Complex

Seminar

Speaker: Rende Steerenberg (CERN)

Juas Seminar 2025.pdf

Juas Seminar 2025.pptx

Thursday 16 January

10 Transverse Beam Dynamics

Speaker: Bernhard Holzer (CERN)

Juas25_3p.pdf

12:00 LUNCH BREAK

11 Longitudinal Beam Dynamics

Speaker: Alexandre Lasheen (CERN)

Resources

12 ZOOM: MAD-X: Software installation problems

Speaker: Nuria Fuster

InstallationsIssues.pdf

MyFirstExample.madx

PythonBasic.ipynb

TutorialLibraryOfFunctions.py

zoom link

Friday 17 January

13 Transverse Beam Dynamics

Speaker: Bernhard Holzer (CERN)

JUAS25_4p.pdf

14 Longitudinal Beam Dynamics

Speaker: Alexandre Lasheen (CERN)

Resources

12:00 LUNCH BREAK

15 Longitudinal Beam Dynamics

Speaker: Alexandre Lasheen (CERN)

Resources

16 Electron-positron circular colliders

Seminar

Speaker: Jacqueline Keintzel (CERN)

20250117_Keintzel_JUAS_eecolliders.pdf

17 EVALUATION #1

Evaluation form

Monday 20 January

18 Transverse Beam Dynamics

Speaker: Bernhard Holzer (CERN)

JUAS25_5p.pdf

19 Introduction to MAD-X

Speakers: Davide Gamba (CERN), Nuria Fuster, Sofia Kostoglou (CERN)

IntroductionMADX_2025_NFuster.pdf

12:00 LUNCH BREAK

20 MAD-X

Workshop

Speakers: Davide Gamba (CERN), Nuria Fuster, Sofia Kostoglou (CERN)

Figures.zip

JUAS2025.zip

lib_JUAS2025.py

Tutorial1_S1.ipynb

Tutorial1_S2.ipynb

Tutorial2.madx

Tutorial2_S2.ipynb

Tutorial3_S2.ipynb

Tuesday 21 January

21 Longitudinal Beam Dynamics (ALL)

Group split in 2: second
part in room 6/R-012 or
13/2-005

Speaker: Alexandre Lasheen (CERN)

Resources

22 PyHeadTail

Group split in 2: second
part in room 6/R-012 or
13/2-005

Speaker: Benoit Salvant (CERN)

Gitlab repository

juas-longitudinal-xsuite-master(5).zip

JUAS_XSuite_2025_v2.pdf

JUAS_XSuite_2025_v2.pptx

12:00 LUNCH BREAK

23 PyHeadTail

Workshop

Speaker: Benoit Salvant (CERN)

24 EVALUATION #2

Evaluation form

Wednesday 22 January

25 Linacs

Speaker: David Alesini

Alesini_LINEAR_ACCELERATORS_JUAS_2025.pdf

Alesini_LINEAR_ACCELERATORS_JUAS_2025.pptx

LINAC_Exercises and solutions.pdf

LINAC_Exercises and solutions.pptx

12:00 LUNCH BREAK

26 Transverse Linear Imperfections

Speakers: Davide Gamba (CERN), Tirsi Prebibaj (CERN)

linearimperfections.pdf

linearimperfections.pptx

linearimperfections_simulation.ipynb

27 The US Electron-Ion collider

Seminar (remote session)

Speaker: Todd Satogata

2025-01-22-Satogata-JUAS-EIC.pdf

2025-01-22-Satogata-JUAS-EIC.pptx

Thursday 23 January

28 Linacs

Speaker: David Alesini

12:00 LUNCH BREAK

29 Transverse Linear Imperfections

Speakers: Davide Gamba (CERN), Tirsi Prebibaj (CERN)

Friday 24 January

30 Linacs

Speaker: David Alesini

31 Transverse Linear Imperfections

Speakers: Davide Gamba (CERN), Tirsi Prebibaj (CERN)

12:00 LUNCH BREAK

32 Transverse Linear Imperfections

Speakers: Davide Gamba (CERN), Tirsi Prebibaj (CERN)

33 Future high-energy linear colliders

Seminar

Speaker: Philip Nicholas Burrows (University of Oxford (GB))

LC_JUAS_Jan2025.pdf

LC_JUAS_Jan2025.ppt

34 EVALUATION FORM #2.2 and Organisation of the CERN Visit

Please fill in the evaluation form

Evaluation form

Monday 27 January

EXAM: Written EXAM 1/4: Transverse Beam Dynamics

Convener: Bernhard Holzer (CERN)

11:00 BREAK

EXAM: Written exam 2/4: Longitudinal Beam Dynamics

Convener: Alexandre Lasheen (CERN)

16:15 Afterwork "JUAS Alumni"

Tuesday 28 January

35 Cyclotrons

Speaker: Alexander Gerbershagen (PARTREC, UMCG, University of Groningen (NL))

Gerbershagen - JUAS - Cyclotrons - version 27.01.2024.pdf

Gerbershagen - JUAS - Cyclotrons - version 27.01.2024.pptx

12:00 LUNCH BREAK

36 Fixed-target beamlines

Seminar (Attention: Different auditorium)

Speaker: Alexander Gerbershagen (PARTREC, UMCG, University of Groningen (NL))

Gerbershagen_JUAS_2025_fixed_target_lecture.pdf

Gerbershagen_JUAS_2025_fixed_target_lecture.pptx

14:15 Bus transfer Meyrin - CERN (St Genis-Pouilly)

37 VISIT (CERN): Introductory presentation on ALICE

ALICE has a public website: https://alice.cern/

Speaker: John Jowett (GSI - Helmholtzzentrum fur Schwerionenforschung GmbH (DE))

Intro LHC ALICE visit 2025 Jowett.pdf

Intro LHC ALICE visit 2025 Jowett.pptx

JUAS 2025 - CERN VISIT 28.01 GROUPS ALICE.pdf

38 VISIT (CERN): ALICE exhibition & Experiment (at the CERN LHC)

Visits in parallel groups to
- ALICE Exhibition
- The experiment in underground cavern

Speaker: John Jowett (GSI - Helmholtzzentrum fur Schwerionenforschung GmbH (DE))

17:00 Bus transfer to CERN Prevessin Site

39 VISIT: CERN Control Center

Speaker: Panos Zisopoulos (CERN)

JUAS 2025 - CERN VISIT 28.01 CCC and LEIR GROUPS.pdf

17:45 Bus transfer to CERN Meyrin Site

40 VISIT (CERN): CERN LEIR Accelerator

Speaker: Maciej Slupecki (CERN)

JUAS 2025 - CERN VISIT 28.01 CCC and LEIR GROUPS.pdf

Wednesday 29 January

41 Synchrotron Radiation

Speaker: Dr Rasmus Ischebeck (Paul Scherrer Institut)

Material for the lecture on synchrotron radiation

12:00 LUNCH BREAK

42 Synchrotron Radiation

Speaker: Dr Rasmus Ischebeck (Paul Scherrer Institut)

43 Transverse nonlinear effects

Speaker: Sofia Kostoglou (CERN)

nonlinear_2025.pdf

nonlinear_2025.pptx

Thursday 30 January

44 Synchrotron Radiation

Speaker: Dr Rasmus Ischebeck (Paul Scherrer Institut)

ActionAndEmittance.jpg

Material for the lecture on synchrotron radiation

12:00 LUNCH BREAK

45 Synchrotron Radiation

Speaker: Dr Rasmus Ischebeck (Paul Scherrer Institut)

46 Transverse nonlinear effects

Speaker: Sofia Kostoglou (CERN)

Friday 31 January

47 Synchrotron Radiation

(Exam preparation)

Speaker: Dr Rasmus Ischebeck (Paul Scherrer Institut)

Material for the lecture on synchrotron radiation

Spotify Playlist

12:00 LUNCH BREAK

48 Synchrotron Radiation

(Exam preparation)

Speaker: Dr Rasmus Ischebeck (Paul Scherrer Institut)

49 Transverse nonlinear effects

Speaker: Sofia Kostoglou (CERN)

50 Transverse nonlinear manipulations

Seminar

Speaker: Massimo Giovannozzi (CERN)

animation_protocol_B.mp4

animation_protocol_C.mp4

Transverse_nonlinear_manipulations_JUAS_2025.pdf

51 EVALUATION FORM #3

Evaluation form

Monday 3 February

EXAM: Written EXAM 3/4: Synchrotron Radiation

Convener: Dr Rasmus Ischebeck (Paul Scherrer Institut)

52 VISIT (CERN): CERN ELISA

We meet in front of the main entrance of Science Getaway

Speaker: Serge Mathot (CERN)

Tuesday 4 February

53 Collective effects

(mainly space charge & instabilities)

Speaker: Mauro Migliorati (Sapienza Universita e INFN, Roma I (IT))

Migliorati-2025.pdf

Migliorati-tutorial-2025.pdf

Migliorati-tutorial-2025_solutions.pdf

12:00 LUNCH BREAK

54 Accelerator design

Speaker: Bastian Haerer

JUAS25_AcceleratorDesign.pdf

Wednesday 5 February

55 Collective effects

(mainly space charge & instabilities)

Speaker: Mauro Migliorati (Sapienza Universita e INFN, Roma I (IT))

12:00 LUNCH BREAK

56 Accelerator design

13h15 - 14h00 - Usual room (13/02-005)
As from 14.15 Workshop (Restaurant 1)

Speaker: Adrian Oeftiger (University of Oxford)

JUAS25_AcceleratorDesign-WorkshopIntro.pdf

Topic 3: jupyter notebook

Thursday 6 February

57 Collective effects

(mainly space charge & instabilities)

Speaker: Mauro Migliorati (Sapienza Universita e INFN, Roma I (IT))

12:00 LUNCH BREAK

58 Accelerator design

Workshop (Restaurant 1)

Speaker: Adrian Oeftiger (University of Oxford)

Friday 7 February

59 Collective effects

(mainly space charge & instabilities)

Speaker: Mauro Migliorati (Sapienza Universita e INFN, Roma I (IT))

JUAS_Haissinski.pdf

12:00 LUNCH BREAK

60 CERN LIU Project: Beam dynamics aspects & solutions

Seminar

Speaker: Giovanni Rumolo (CERN)

LIU-JUAS-Rumolo-2025.pdf

LIU-JUAS-Rumolo-2025.pptx

61 Accelerator design

14:15 - Usual room 13/02-005
During the session, we go to Restaurant 1

Speaker: Adrian Oeftiger (University of Oxford)

62 EVALUATION FORM #4

Evaluation form

Monday 10 February

63 Injection / Extraction

Speaker: Nicola Carmignani (ESRF)

Injection and extraction

12:00 LUNCH BREAK

64 Accelerator design

Meeting in the IdeaSquare at 13h30

Speaker: Adrian Oeftiger (University of Oxford)

Tuesday 11 February

65 Oral EXAM: Accelerator design (by group)

Those who will NOT take the exams MUST be involved in the preparation of the oral presentation, you MUST take part of oral presentation but you will be NOT MARKED.

Each group will have their own slot of 20 minutes for oral presentation. Only the group presenting will be in the examination room. The rest of the time can be used for private studies.

09:00 - 09:20
09:30 - 09:50
10:00 - 10:20
10:40 - 11:00
11:10 - 11:30
11:40 - 12:00

Speakers: Adrian Oeftiger (University of Oxford), Bastian Haerer

12:00 LUNCH BREAK

66 Oral EXAM: Accelerator design (by group)

Those who will NOT take the exams MUST be involved in the preparation of the oral presentation, you MUST take part of oral presentation but you will be NOT MARKED.

Each group will have their own slot of 20 minutes for oral presentation. Only the group presenting will be in the examination room. The rest of the time can be used for private studies.

13:00 - 13:20
13:30 - 13:50
14:00 - 14:20
14:40 - 15:00
15:10 - 15:30

Speakers: Adrian Oeftiger (University of Oxford), Bastian Haerer

67 Accelerator design: Summary discussion

Speaker: Adrian Oeftiger (University of Oxford)

Wednesday 12 February

EXAM: Written EXAM 4/4: All other lectures

16:15 Goodbye Apero

68 EVALUATION FORM #5.1

Evaluation form

Thursday 13 February

69 Visit (ESRF)

LUNCH PROVIDED BY ESRF!

IMPORTANT: YOU MUST HAVE YOUR ID CARD/PASSPORT;

Bus departure at 08:30 - GLOBE Parking

10h00 10:30 Welcome coffee (ESRF entrance)
10h30-11h10: ESRF introduction (Auditorium, JLR)
11h10-12h00: The ESRF facility…from yesterday to EBS (Auditorium, JLR)
12h00-12h30: ESRF operation as of today (Auditorium, JLR)
12h45-13h30: Lunch at the canteen
13h30 13h50 Coffee break (Control room mezzanine)
13h50-15:20 ESRF Visit (Group 1 : Jean-Luc, Group 2 : Nicola )
13h50-14h20: Group 1: Control room (JLR), Group 2: ID Lab (Gael)
14h20-14h50: Group 1: ID Lab (Gael), Group 2: Beamline (ID32)
14h50-15h20: Group 1: Beamline ID32 (Flora), Group 2: Control room (JLR or Nicola)
+ short view of SSA booster and technical gallery during the trip from IDLab to ID32
15h20-15h50: Beam dynamic group presentation and
feedback from a young scientist (Auditorium Nicola, Antonin)
15h45-16h00: Wrap up (Auditorium)
16h00: Departure

Friday 14 February

70 Free-Electron Lasers

Seminar

Speaker: Eduard Prat Costa

JUAS_2025_FELs.pdf

JUAS_2025_FELs.pptx

71 Novel High Gradient Particle Accelerators

Seminar

Speakers: Ralph Wolfgang Assmann (GSI), Ralph Wolfgang Assmann (Deutsches Elektronen-Synchrotron (DE))

2025-02-14-JUAS-assmann-out2.pdf

2025-02-14-JUAS-assmann-out2.pptx

72 Closing session (Course 1)

Including evaluation form #8 (rest of the sessions and global evaluation of Course 1)

Speakers: Darina Baizhanova (European Scientific Institute (FR)), Elias Metral (CERN), Florence Mouthon (European Scientific Institute (FR))

ClosingTalk-Course1_JUAS2025_14-02-24_EM.pdf

73 EVALUATION FORM #5.2 and Global Eval Form

Global Evaluation Form

WEEK 5.2