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55th ICFA Advanced Beam Dynamics Workshop on High Luminosity Circular e+e- Colliders – Higgs Factory (HF2014)

→ Asia/Shanghai
Qing QIN (Institute of High Energy Physics) , Weiren Chou (FNAL)
Description
The 55th ICFA Advanced Beam Dynamics Workshop on High Luminosity Circular e+e- Colliders – Higgs Factory (HF2014) will take place October 9-12, 2014 in Beijing, China and be hosted by the Institute of High Energy Physics (IHEP), Chinese Academy of Sciences (CAS).  Go to the web page.
Participants
  • Alain Blondel
  • Anatolii Maltcev
  • Anatoly MALTSEV
  • Anton Bogomyagkov
  • Bastian Harer
  • Bocheng Jiang
  • Bruce Mellado
  • Chuang ZHANG
  • David Rice
  • Derun Li
  • Dmitry Shatilov
  • E. Levichev
  • Eiji Kako
  • Eliana Gianfelice
  • Enkhbat Tsedenbaljir
  • Eugenio Paoloni
  • Frank Zimmermann
  • Funakoshi Yoshihiro
  • Gang LI
  • Gang XU
  • Grigori Shirkov
  • Haisheng Xu
  • Hermann Schmickler
  • Hiroshi Sugimoto
  • Hiroyuki Nakayama
  • Hongbo Zhu
  • Huaqiao ZHANG
  • Huiping Geng
  • Ivan Koop
  • Jingkai Xia
  • Jingru Zhang
  • Jingyu Tang
  • Jiyuan Zhai
  • John Byrd
  • John Seeman
  • Luigi Salvatore Esposito
  • Manfred Wendt
  • Manuela Boscolo
  • Maria Enrica Biagini
  • Marina MALTSEVA
  • Michael Koratzinos
  • Michael Sullivan
  • Michael Zisman
  • Michiko Minty
  • Ming XIAO
  • Mingshui Chen
  • Na Wang
  • Nickolai Muchnoi
  • Nima Arkani-Hamed
  • ohmi kazuhito
  • Orlokh Dorjkhaidav
  • Peng Sha
  • Philippe Lebrun
  • Ping Rong-Gang
  • Qing QIN
  • RAVI AGARWAL
  • Richard Kriske
  • Richard Talman
  • roberto kersevan
  • Roman Martin
  • Sergei Nikitin
  • Sergey Belomestnykh
  • Shan Jin
  • Shengguang Liu
  • Shilun Pei
  • Shuangshi Fang
  • Stephen Peggs
  • teng yue
  • Tenghui Rui
  • Thomas Parker
  • Weiren Chou
  • Wencan Xu
  • Xiang Zhou
  • Xiangcui Lei
  • xiao rong zhou
  • Xiaohao Cui
  • Xiaoping Li
  • Xin Mo
  • Xinchou Lou
  • Xingtao Huang
  • Yadong DING
  • Yannis Papaphilippou
  • Yi Wei Wang
  • Yifang WANG
  • Yoshiyuki Morita
  • Yuan Zhang
  • Yuanning Gao
  • Yuemei Peng
  • Yuhong Zhang
  • Yukiyoshi Ohnishi
  • Yunhai Cai
  • Zaib-un- Nisa
  • zhaohui Liang
  • ZHE DUAN
  • Zhenchao Liu
  • Zhengguo Zhao Zhao
  • Zhongjian Ma
  • 守华(Shou-hua) 朱(Zhu)
  • 罗 凤姣
  • Thursday, 9 October
    • 07:30 → 08:30
      Registration 1h
    • 08:30 → 10:05
      Plenary Session 1
      Convener: Xinchou Lou
      • 08:30
        Welcome and introduction of IHEP(45’) 45m
        Speaker: Prof. Yifang Wang (IHEP)
        Slides
      • 09:20
        A new paradigm: Role of electron-positron and hadron colliders (40’+5’) 45m
        Speaker: Prof. Shouhua Zhu (PKU)
        Slides
    • 10:05 → 10:30
      Coffee (25’) 25m
    • 10:30 → 12:00
      Plenary Session 2
      Convener: Philippe Lebrun
      • 10:30
        Status of FCC-ee physics studies (40’+5’) 45m
        Speaker: Alain Blondel (U. Geneva)
        Slides
      • 11:15
        Status of CEPC physics and detector studies (40’+5’) 45m
        Speaker: Prof. Yuanning Gao (THU)
        Slides
    • 12:00 → 14:00
      Lunch 2h
    • 14:00 → 15:30
      Plenary Session 3
      Convener: Alain Blondel
      • 14:00
        Overview: FCC-ee (40’+5’) 45m
        Speaker: Dr Frank Zimmermann (CERN)
        Slides
      • 14:45
        Overview: CEPC (40’+5’) 45m
        Speaker: Dr Qing Qin (IHEP)
        Slides
    • 15:30 → 16:00
      Group photo & Coffee (30’) 30m
    • 16:00 → 17:30
      Parallel Session 1: WG 1 – Parameters
      Convener: Eugene Levichev, Frank Zimmermann
      • 16:00
        (1) Physics motivation and requirements 30m
        Speaker: Alain Blondel (U. Geneva)
        Slides
        slides-after-discussion
      • 16:30
        (2) Choice of circumference, minimum & maxim energy, number of collision points, and target luminosity 30m
        Speaker: Dr Michael Koratzinos (U. Geneva)
        Slides
      • 17:00
        (3) Ring circumference and two rings vs one ring 30m
        Speaker: Prof. Richard Talman (Cornell U.)
        Slides
    • 16:00 → 17:30
      Parallel Session 1: WG 2 – Optics
      Convener: Kazuhito Ohmi, Yunhai Cai
      • 16:00
        (1) Overall consideration, main challenges and goals 22m
        Speaker: Yunhai Cai (SLAC)
        Slides
      • 16:22
        (2) Single ring multi-bunch operation and beam separation 22m
        Speaker: Prof. Richard Talman (Cornell U.)
        Slides
      • 16:44
        (3) Challenges and status of the FCC-ee lattice design 22m
        Speaker: Mr Bastian Harer (CERN)
        Slides
      • 17:06
        (4) Status of the CEPC lattice design 22m
        Speaker: Ms Huiping Geng (IHEP)
        Slides
    • 18:00 → 19:45
      Special Joint Session with LCWS2014: WG 10 – “Green” Accelerators
      Convener: Steve Peggs for HF2014, Hitoshi Hayano for LCWS2014
      • 18:00
        (1) Energy consumption and savings potential of CLIC 21m
        Speaker: Dr Philippe Lebrun (CERN)
        Slides
      • 18:21
        (2) A green CEPC using the power of nuclear waste 21m
        Speaker: Dr Zhenchao Liu (IHEP)
        Slides
      • 18:42
        (3) Sustainability for bosons: the need for an energy program for a future Higgs factory 21m
        Speaker: Mr Thomas Parker (ESS)
        Slides
      • 19:03
        (4) HEP future: to be green, or not to be? 21m
        Speaker: Dr Denis Perret-Gallix (CERN)
        Slides
      • 19:24
        (5) Current status of Green-ILC activities in Japan 21m
        Speaker: Takayuki Saeki (KEK)
        Slides
    • 20:00 → 21:30
      Reception 1h 30m
  • Friday, 10 October
    • 08:30 → 10:00
      Parallel Session 2: WG 1 – Parameters
      Convener: Eugene Levichev, Frank Zimmermann
      • 08:30
        (4) Beam-beam effects in high-energy colliders: crab waist vs. head-on 30m
        Speaker: Dmitry Shatilov (BINP)
        Slides
      • 09:00
        (5) Optimizing beam intensity, number of bunches, bunch charge, and emittance 30m
        Speaker: Prof. Chuang Zhang (IHEP)
        Slides
      • 09:30
        (6) Polarization issues in FCC-ee collider 30m
        Speaker: Eliana Gianfelice (FNAL)
        Slides
    • 08:30 → 10:00
      Parallel Session 2: WG 2 – Optics
      Convener: Kazuhito Ohmi, Yunhai Cai
      • 08:30
        (5) Analysis of nonlinear dynamics 22m
        Speaker: Yunhai Cai (SLAC)
        Slides
      • 08:52
        (6) Dynamic aperture optimization in SuperKEKB 22m
        Speaker: Dr Yukiyoshi Ohnishi (KEK)
        Slides
      • 09:14
        (7) The effect of IR imperfection on dynamic aperture in SuperKEKB / dynamic aperture study of CEPC 22m
        Speaker: Hiroshi Sugimoto (KEK)
        pdf
      • 09:36
        (8) Beam lifetime and Injection consideration 22m
        Speaker: Mr Xiaohao Cui (IHEP)
        Slides
    • 10:00 → 10:30
      Coffee (30’) 30m
    • 10:30 → 12:00
      Parallel Session 3: Joint Session of WG2 and WG3
      Convener: WG 2 – Optics (Conveners: Kazuhito Ohmi, Yunhai Cai) WG3 – IR and MDI (Conveners: Michael Sullivan, Yoshihiro Funakoshi)
      • 10:30
        (9) CEPC IR optics 30m
        Speaker: Mr Yiwei Wang (IHEP)
        Slides
      • 11:00
        (10) Status of the FCC-ee interaction region design 30m
        Speaker: Mr Roman Martin (CERN)
        Slides
      • 11:30
        (11) Crab waist interaction region 30m
        Speaker: Dr Anton Bogomyagkov (BINP)
        Slides
    • 10:30 → 12:00
      Parallel Session 3: WG 1 – Parameters
      Convener: Eugene Levichev, Frank Zimmermann
      • 10:30
        (7) Constraints on the FCC-ee lattice from the compatibility with the FCC hadron collider 30m
        Speaker: Mr Bastian Harer (CERN)
        Slides
      • 11:00
        (8) Polarization issues and schemes for energy calibration 30m
        Speaker: Ivan Koop (BINP)
        Slides
      • 11:30
        (9) Optimizing costs of construction and operation, possible construction time line 30m
        Speaker: Dr Weiren Chou (FNAL)
        Slides
    • 12:00 → 14:00
      Lunch 2h
    • 13:30 → 15:30
      Parallel Session 4: WG 3 – IR and MDI
      Convener: Michael Sullivan, Yoshihiro Funakoshi
      • 13:30
        (1) SuperKEKB background simulations (including issues for detector shielding) 45m
        Speaker: Hiroyuki Nakayama (KEK)
        Slides
      • 14:15
        (2) Beam-beam limit vs. number of IPs and energy II: scaling law 45m
        Speaker: Ming Xiao (IHEP)
        Slides
    • 14:00 → 15:30
      Parallel Session 4: WG 2 – Optics
      Convener: Kazuhito Ohmi, Yunhai Cai
      • 14:00
        (12) Beamstrahlung and energy acceptance 22m
        Speaker: Dr Kazuhito Ohmi (KEK)
        Slides
      • 14:22
        (13) Interaction region magnets 22m
        Speaker: Dr Eugenio Paoloni (INFN)
        Slides
      • 14:44
        (14) Beam-beam effects in the CEPC 22m
        Speaker: Mr Yuan Zhang (IHEP)
        Slides
      • 15:06
        (15) Wide-band long-focus optics for detection systems infrared synchrotron accelerator diagnostics 22m
        Speaker: Dr Anatoly Maltsev (JINR)
        Slides
    • 15:30 → 16:00
      Coffee (30’) 30m
    • 16:00 → 17:30
      Parallel Session 5: WG 3 – IR and MDI
      Convener: Michael Sullivan, Yoshihiro Funakoshi
      • 16:00
        (3) Beam-beam limit vs. number of IPs and energy I: beam-beam simulation 45m
        Speaker: Dr Kazuhito Ohmi (KEK)
        Slides
      • 16:45
        (4) Long-range beam-beam interaction with the bunch train operation 45m
        Speaker: Mr David Rice (Cornell U.)
        Slides
    • 16:00 → 17:30
      Parallel Session 5: WG 4 – SR and Shielding
      Convener: John Seeman, Marica Biagini
      • 16:00
        (1) Monte-Carlo simulation of synchrotron radiation in the design of CEPC vacuum chamber 22m
        Speaker: Mr Zhongjian Ma (IHEP)
        Slides
      • 16:22
        (2) Vacuum system requirements for a HF e+e- accelerator 22m
        Speaker: Mr Roberto Kersevan (CERN)
        Slides
      • 16:44
        (3) Synchrotron radiation effects in the HF injector 22m
        Speaker: Dr Yannis Papaphilippou (CERN)
        Slides
      • 17:06
        (4) Shielding of Electronics in the Tunnel 22m
        Speaker: Luigi Salvatore Esposito (CERN)
        Slides
  • Saturday, 11 October
    • 08:30 → 10:00
      Jointed Session 6: Joint session of WG 3 and WG4 – IR, MDI and shielding
      Convener: Michael Sullivan, Yoshihiro Funakoshi
      • 08:30
        (5) Choice of L* I: SR and other issues (Joint with WG4) 30m
        Speaker: Michael Sullivan (SLAC)
        Slides
      • 09:00
        (6) Choice of L* II: IR optics and dynamic aperture 30m
        Speaker: Dr Eugene Levichev (BINP)
        Slides
      • 09:30
        (7) Choice of L* III: requirement from detector 30m
        Speaker: Dr Gang Li (IHEP)
        Slides
    • 08:30 → 10:00
      Jointed Session 6: Joint session of WG3 and WG 4 – SR, MDI and Shielding
      Convener: John Seeman, Marica Biagini
      • 09:14
        (7) Synchrotron radiation absorption and vacuum issues in the IR 22m
        Speaker: Dr John Seeman (SLAC)
        Slides
      • 09:36
        (8) Infrared synchrotron methods and systems for monitoring and controlling particle beams in real time 22m
        Speaker: Ms Marina Maltseva (TENZOR)
        Slides
    • 10:00 → 10:30
      Coffee (30’) 30m
    • 10:30 → 12:00
      Parallel Session 7: WG 3 – IR and MDI
      Convener: Michael Sullivan, Yoshihiro Funakoshi
      • 10:30
        (8) Lost particles in the IR and Touschek effects 45m
        Speaker: Dr Manuela Boscolo (INFN)
        Slides
      • 11:15
        (9) Detector beam background simulations for CEPC 45m
        Speaker: Dr Hongbo Zhu (IHEP)
        Slides
    • 10:30 → 12:00
      Parallel Session 7: WG 5 – Superconducting RF
      Convener: Yoshiyuki Morita, Sergey Belomestnykh
      • 10:30
        (1) General approach to FCC SRF system 22m
        Speakers: Erk Jensen (CERN) , Dr Frank Zimmermann (CERN)
        Slides
      • 10:52
        (2) General approach to CEPC SRF system 22m
        Speaker: Dr Jiyuan Zhai (IHEP)
        Slides
      • 11:14
        (3) 704 MHz BNL3 cavity as an option for CEPC/FCC 20m
        Speaker: Wencai Xu (BNL)
        Slides
      • 11:34
        (4) Discussion 22m
    • 12:00 → 14:00
      International Organizing Committee (IOC) meeting
    • 12:00 → 14:00
      Lunch 2h
    • 14:00 → 15:30
      Parallel Session 8: WG 5 – Superconducting RF
      Convener: Yoshiyuki Morita, Sergey Belomestnykh
      • 14:00
        (5) High power coupler 22m
        Speaker: Eiji Kako (KEK)
        Slides
      • 14:22
        (6) HOM damper hardware considerations for future energy frontier circular colliders 22m
        Speaker: Dr Sergey Belomestnykh (BNL)
        Slides
      • 14:44
        (7) Tuners, operating experience and performance recovery 22m
        Speaker: Prof. Yoshiyuki Morita (KEK)
        Slides
      • 15:06
        (8) Discussion 22m
    • 14:00 → 15:30
      Parallel Session 8: WG 6 – Injectors and Injection
      Convener: David Rice, Yannis Papaphilippou
      • 14:00
        (1) CEPC injector 22m
        Speaker: Prof. Chuang Zhang (IHEP)
        Slides
      • 14:22
        (2) FCC-ee injector 22m
        Speaker: Dr Yannis Papaphilippou (CERN)
        Slides
      • 14:44
        (3) Maintaining polarization in synchrotrons 22m
        Speaker: Ivan Koop (BINP)
        Slides
      • 15:06
        (4) Discussion 22m
    • 15:30 → 16:00
      Coffee (30’) 30m
    • 16:00 → 17:30
      Parallel Session 9: WG 6 – Injectors and Injection
      Convener: David Rice, Yannis Papaphilippou
      • 16:00
        (5) Topoff injection at PEP2 22m
        Speaker: Dr John seeman (SLAC)
        Slides
      • 16:22
        (6) Injection with Pretzels at CESR 22m
        Speaker: Mr David Rice (Cornell U.)
        Slides
      • 16:44
        (7) Lattice optimization for Top-Up injection 22m
        Speaker: Prof. Richard Talman (Cornell U.)
        Slides
      • 17:06
        (8) Discussion 22m
    • 16:00 → 17:30
      Parallel Session 9: WG 7 – Orbit and Beam Stability
      Convener: John Byrd, Gang Xu
      • 16:00
        (1) Impedance and collective effects of CEPC 45m
        Speaker: Ms Na Wang (IHEP)
        Slides
      • 16:45
        (2) Discussion 45m
    • 19:00 → 21:00
      Banquet 2h
  • Sunday, 12 October
    • 08:30 → 10:00
      Parallel Session 10: WG 8 – Polarization
      Convener: Ivan Koop
      • 08:30
        (1) Transverse polarization for energy calibration at Z-peak 22m
        Speaker: Dr Michael Koratzinos (U. Geneva)
        Slides
      • 08:52
        (2) Longitudinal polarization and acceleration of polarized beams 22m
        Speaker: Ivan Koop (BINP)
        Slides
      • 09:14
        (3) FCC-ee beam energy measurement suggestion 22m
        Speaker: Nickolai Muchnoi (BINP)
        Slides
      • 09:36
        (4) Possible applications of wave-beam interaction for energy measurement and obtaining of polarization at FCC e+e- 22m
        Speaker: Dr Sergei Nikitin (BINP)
        Slides
    • 08:30 → 10:20
      Parallel Session 10: WG 9 – Instrumentation and Control
      Convener: Michiko Minty, Hermann Schmickler
      • 08:30
        (1) Lessons learned from the B-Factories and implications for a high-luminosity circular e+e- Higgs factory 30m
        Speaker: Prof. Yoshihiro Funakoshi (KEK)
        Slides
      • 09:00
        (2) Instrumentation and control at large colliders 30m
        Speaker: Manfred Wendt (CERN)
        Slides
      • 09:50
        (3) Beam instrumentation of CEPC 30m
        Speaker: Dr Junhui Yue (IHEP)
        Slides
    • 10:00 → 10:30
      Coffee (30’) 30m
    • 10:30 → 12:00
      Summary Session 1 (Chair: Qing Qin)
      • 10:30
        Physics opportunities 45m
        Speaker: Prof. Nima Arkani-Hamed (IAS)
      • 11:15
        WG 1 15m
        Speakers: Dr Eugene Levichev (BINP) , Dr Frank Zimmermann (CERN)
        Slides
    • 12:00 → 14:00
      Lunch 2h
    • 14:00 → 15:30
      Summary Session 2 (Chair: Qing Qin)
      • 14:00
        WG 2 15m
        Speakers: Dr Kazuhito Ohmi (KEK) , Dr Yunhai Cai (SLAC)
        Slides
      • 14:15
        WG 3 15m
        Speakers: Michael Sullivan (SLAC) , Prof. Yoshihiro Funakoshi (KEK)
        Slides
      • 14:30
        WG 4 15m
        Speakers: Dr John Seeman (SLAC) , Dr Maria Biagini (INFN)
        Slides
      • 14:45
        WG 5 15m
        Speakers: Dr Sergey Belomestnykh (BNL) , Prof. Yoshiyuki Morita (KEK)
        Slides
      • 15:00
        WG 6 15m
        Speakers: Mr David Rice (U. Cornell) , Dr Yannis Papaphilippou (CERN)
        Slides
      • 15:15
        WG 7 15m
        Speakers: Gang Xu (IHEP) , Dr John Byrd (LBL)
        Slides
    • 15:30 → 16:00
      Coffee (30’) 30m
    • 16:00 → 16:45
      Summary Session 3 (Chair: Frank Zimmermann)
      • 16:00
        WG 8 15m
        Speaker: Ivan Koop (BINP)
        Slides
      • 16:15
        WG 9 15m
        Speakers: Dr Hermann Schmickler (CERN) , Dr Michiko Minty (BNL)
        Slides
      • 16:30
        WG 10 15m
        Speaker: Dr Stephen Peggs (BNL)
        Slides
    • 16:45 → 16:50
      Closing Remarks 5m
      Speaker: Dr Weiren Chou (FNAL)
      Slides
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