HALHF Workshop – Erice, Italy

3 Oct 2024, 09:00 → 8 Oct 2024, 16:00 Europe/Zurich

Ettore Majorana Centre

Brian Foster (University of Oxford (GB)), Carl A. Lindstrøm (University of Oslo (NO)), Erik Adli (University of Oslo (NO)), Richard D'Arcy (University of Oxford), William A. Barletta (Massachusetts Institute of Technology)

HALHF: "A hybrid, asymmetric, linear Higgs factory based on plasma-wakefield and radio-frequency acceleration" — B. Foster et al., New J. Phys. 25 093037 (2023)

Welcome to Erice, Italy!

More information will follow soon...

 

Sponsored by the INFN Eloisatron Project

Thursday 3 October

09:00 → 00:00 Arrival

Friday 4 October

09:00 → 10:50 Introduction and global context

09:00 Introduction and Aims of Workshop

Speaker: Brian Foster (University of Oxford (GB))

09:20 HALHF - Physics & Detectors

Speaker: Jenny List (Deutsches Elektronen-Synchrotron (DE))

jlist_physdet_HALHF_241004.pdf

09:50 Global collaboration and US effort

Speaker: Spencer Gessner (SLAC)

HALHF_10TeV_plans.pdf

HALHF_10TeV_plans.pptx

10:20 Global experimental facilities for HALHF R&D

Speaker: Mark Hogan

Global Experimental Facilities for HALHF R&D reduced - Hogan.pdf

10:50 → 11:10 Coffee Break

11:10 → 12:30 Updated HALHF baseline

11:10 New baseline proposal

Speaker: Dr Carl Andreas Lindstrøm (University of Oslo)

Toward an updated HALHF baseline design (HALHF Workshop, Erice, 4 Oct 2024, Lindstrøm).pdf

12:30 → 14:00 Lunch

14:00 → 15:30 Technology demonstrators, alternatives and upgrades

14:00 The SPARTA project: a PWFA demonstrator

Speaker: Pierre Drobniak (University of Oslo)

HALHF-Erice_SPARTA_PDrobniak_20241004(V4).odp

HALHF-Erice_SPARTA_PDrobniak_20241004(V4).pdf

14:30 HALHF and Structured Wakefields

Speaker: Dr Xueying Lu (Northern Illinois University)

SWFA_HALHF24_V4.pdf

SWFA_HALHF24_V4.pptx

15:00 HALHF and XCC

Speaker: Dr Timothy Barklow (SLAC)

HALHF_XCC_Barklow_04Oct2024.pdf

HALHF_XCC_Barklow_04Oct2024.pptx

15:30 → 15:50 Coffee Break

15:50 → 18:00 Organisation and parallel session

15:50 Organisation & Discussion of List of Questions

Speaker: Richard D'Arcy (University of Oxford)

2024-10-04_HALHF-Erice-Parallel-Sessions.pdf

16:10 Parallel session 1: Q1) RF linac designs: constraints and costs of drive-beam linac and positron linac. (BL,NW,KS) -

Speaker: ALL PARTICIPANTS

16:10 Parallel session 1: Q4) The upgrade ladder: demonstrators, default energy, XCC, 10 TeV path (TB, EA, CAL, SG, MH)

Speaker: ALL PARTICIPANTS

17:30 First Plenary Discussion

Speakers: Prof. Brian Foster, Dr Carl Lindstrom, Prof. Richard D'Arcy

Saturday 5 October

09:00 → 09:30 Discussion on possible funding mechanisms

Speaker: Erik Adli (University of Oslo (NO))

2024_ADLI_INFRADEV_FUNDING_v2.pdf

2024_ADLI_INFRADEV_FUNDING_v2.pptx

09:30 → 10:40 Parallel Session 2: Q7) Plasma generation, heating, cooling and power flow, efficiency (RD,JW,MT,MH,PD)

Speaker: ALL PARTICIPANTS

Plasma Creation Introduction and Examples.pdf

09:30 → 10:40 Parallel Session 3 - Q8) Physics/detector constraints, including coherent pairs (JL,TB,SB,GM-P,VC)

Speaker: ALL PARTICIPANTS

10:40 → 11:00 Coffee Break

11:00 → 12:00 Parallel Session 4 - Q3) BDS: shorten, collimation, include positron source; positron (electron?) damping rings design, (AS,SG,VC,GM-P, SB, NW)

Speaker: ALL PARTICIPANTS

Erice-2024-Seryi-r2.pdf

Erice-2024-Seryi-r2.pptx

halhf-erice.pdf

11:00 → 12:00 Parallel Session 5 - Q1) RF linac designs: constraints and costs of drive-beam linac and positron linac. (BL,NW,KS)

Speaker: ALL PARTICIPANTS

12:00 → 12:30 Plenary Session

Speaker: ALL PARTICIPANTS

12:30 → 14:00 Lunch Break

14:00 → 14:30 ABEL start-to-end framework and self-consistent plasma linac simulations

Speaker: Jian Bin Ben Chen (University of Oslo (NO))

HALHF Workshop 2024-10-05.pdf

HALHF Workshop 2024-10-05.pptx

14:30 → 15:50 Parallel Session 2 - Q2) Beam-driven RF/SWFA cost-effective alternative for the positron linac (XL,KS,BL)

Speaker: ALL PARTICIPANTS

Erice Q2 session minutes – Session 1 (Saturday)

Erice Q2 session minutes – Session 1 (Saturday)

Q2 discussion slides

Q2 discussion slides

14:30 → 15:50 Parallel Session 4 - Q6) Plasma-linac design: polarisation, beam-quality preservation, tolerances (KP,GM-P,JW,CAL,RD,MH,BC,EA)

Speaker: ALL PARTICIPANTS

15:50 → 16:10 Coffee Break

16:10 → 17:30 Parallel Session 3 - Q5) Plasma-linac design: staging, driver distribution (KP, JW, CAL, RD, SG,MH)

Speaker: ALL PARTICIPANTS

16:10 → 17:30 Parallel Session 5 - Q4) The upgrade ladder: demonstrators, default energy, XCC, 10 TeV path (TB, EA, CAL, SG, MH)

Speaker: ALL PARTICIPANTS

17:30 → 18:00 Plenary Discussion

Speaker: ALL PARTICIPANTS

Sunday 6 October

09:00 → 09:45 HALHF-like upgrade to existing LC

Speaker: Dr Benno List (Deutsches Elektronen-Synchrotron (DE))

ILC-HALHF_241006.pdf

ILC-HALHF_241006.pptx

09:45 → 10:30 Plasma heating and temperature effects

Convener: Richard D'Arcy (University of Oxford)

2024-10-06_HALHF-Erice-Plasma-Temperature_online.pdf

10:30 → 11:35 Parallel Session 6 - Q2) Beam-driven RF/SWFA cost-effective alternative for the positron linac (XL,KS,BL)

Speaker: ALL PARTICIPANTS

Erice Q2 session minutes – Session 2 (Sunday)

Erice Q2 session minutes – Session 2 (Sunday)

10:30 → 11:35 Parallel Session 6 - Q7) Plasma generation, heating, cooling and power flow, efficiency (RD,JW,MT,MH,PD)

Speaker: ALL PARTICIPANTS

11:35 → 11:55 Coffee break

11:55 → 13:00 Parallel Session 7 - Q3) BDS: shorten, collimation, include positron source; positron (electron?) damping rings design, (AS,SG,VC,GM-P, SB, NW)

Speaker: ALL PARTICIPANTS

Erice-2024-Seryi-r3.pdf

Erice-2024-Seryi-r3.pptx

11:55 → 13:00 Parallel Session 7 - Q6) Plasma-linac design: polarisation, beam-quality preservation, tolerances (KP,GM-P,JW,CAL,RD,MH,BC,EA)

Speaker: ALL PARTICIPANTS

13:00 → 13:30 Plenary discussion

13:30 → 15:30 Lunch

Monday 7 October

09:00 → 10:20 Parallel Session 8 - Q5) Plasma-linac design: staging, driver distribution (KP, JW, CAL, RD, SG,MH)

Speaker: ALL PARTICIPANTS

09:00 → 10:20 Parallel Session 8 - Q8) Physics/detector constraints, including coherent pairs (JL,TB,SB,GM-P,VC,SF)

Speaker: ALL PARTICIPANTS

10:20 → 10:40 Coffee Break

10:40 → 11:15 Final Plenary - Reports from, discussion on and agree answers for Q1

Speakers: Brian Foster (University of Oxford (GB)), Dr Carl Lindstrom, Prof. Richard D'Arcy

Drive_Linac_HALHF_241007.pdf

Drive_Linac_HALHF_241007.pptx

11:15 → 11:50 Final Plenary - Reports from, discussion on and agree answers for Q2

Speakers: Brian Foster (University of Oxford (GB)), Dr Carl Lindstrom, Prof. Richard D'Arcy

Erice_Q2_SWFA_Summary.pdf

11:50 → 12:25 Final Plenary - Reports from, discussion on and agree answers for Q3

Speakers: Brian Foster (University of Oxford (GB)), Dr Carl Lindstrom, Prof. Richard D'Arcy

Erice-2024-Seryi-Q3-BDS-Summary.pdf

Erice-2024-Seryi-Q3-BDS-Summary.pptx

halhf-erice-todo.pdf

12:25 → 12:50 Final Plenary - Reports from, discussion on and agree answers for Q4

Speakers: Brian Foster (University of Oxford (GB)), Dr Carl Lindstrom, Prof. Richard D'Arcy

Q4_Barklow_30Sep2024_v2.pdf

Q4_Barklow_30Sep2024_v2.pptx

12:50 → 14:15 Lunch Break

14:15 → 14:40 Final Plenary (contd.) - Reports from, discussion on and agree answers for Q5

Speakers: Brian Foster (University of Oxford (GB)), Dr Carl Lindstrom, Prof. Richard D'Arcy

Q5.Plasma.Linac.pdf

Q5.Plasma.Linac.pdf

Q5.Plasma.Linac.pptx

14:40 → 15:05 Final Plenary (contd.) - Reports from, discussion on and agree answers for Q6

Speakers: Brian Foster (University of Oxford (GB)), Dr Carl Lindstrom, Prof. Richard D'Arcy

20241007_ADLI_Q6_SUMMARY_V2.pdf

20241007_ADLI_Q6_SUMMARY_V2.pptx

HAHLFworkshop_Poder_Q6summary.pdf

15:05 → 15:30 Final Plenary (contd.) - Reports from, discussion on and agree answers for Q7

Speakers: Brian Foster (University of Oxford (GB)), Dr Carl Lindstrom, Prof. Richard D'Arcy

2024-10-04_HALHF-Erice-Q7-Summary.pdf

15:30 → 15:55 Final Plenary (contd.) - Reports from, discussion on and agree answers for Q8

Speakers: Brian Foster (University of Oxford (GB)), Dr Carl Lindstrom, Prof. Richard D'Arcy

jlist_physdet_HALHF_241007.pdf

16:05 → 16:25 Coffee Break

16:25 → 17:05 Next steps (meetings, timeline, deadlines) and draft of Erice summary paper(s)

Speaker: Richard D'Arcy (University of Oxford)

2024-10-04_HALHF-Erice-Timeline.pdf

17:05 → 17:45 First discussion of draft of CERN Strategy Contribution

Speaker: Brian Foster (University of Oxford (GB))

17:45 → 18:00 AOB

Speaker: Brian Foster (University of Oxford (GB))

Tuesday 8 October

07:00 → 15:00 Departure