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55th ICFA Advanced Beam Dynamics Workshop on High Luminosity Circular e+e- Colliders – Higgs Factory (HF2014)
chaired by Weiren Chou (FNAL), Qing QIN (Institute of High Energy Physics)
from
to
(Asia/Shanghai)
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. |
Go to day
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- 07:30 - 08:30 Registration
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08:30 - 10:05
Plenary Session 1
Convener: Xinchou Lou - 10:05 - 10:30 Coffee (25’)
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10:30 - 12:00
Plenary Session 2
Convener: Philippe Lebrun - 12:00 - 14:00 Lunch
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14:00 - 15:30
Plenary Session 3
Convener: Alain Blondel - 15:30 - 16:00 Group photo & Coffee (30’)
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16:00 - 17:30
Parallel Session 1: WG 1 – Parameters
Convener: Eugene Levichev, Frank Zimmermann -
16:00
(1) Physics motivation and requirements
30'
Speaker: Alain Blondel (U. Geneva) Material: Slides slides-after-discussion
-
16:30
(2) Choice of circumference, minimum & maxim energy, number of collision points, and target luminosity
30'
Speaker: Dr. Michael Koratzinos (U. Geneva) Material: Slides -
17:00
(3) Ring circumference and two rings vs one ring
30'
Speaker: Prof. Richard Talman (Cornell U.) Material: Slides
-
16:00
(1) Physics motivation and requirements
30'
-
16:00 - 17:30
Parallel Session 1: WG 2 – Optics
Convener: Kazuhito Ohmi, Yunhai Cai -
16:00
(1) Overall consideration, main challenges and goals
22'
Speaker: Yunhai Cai (SLAC) Material: Slides -
16:22
(2) Single ring multi-bunch operation and beam separation
22'
Speaker: Prof. Richard Talman (Cornell U.) Material: Slides -
16:44
(3) Challenges and status of the FCC-ee lattice design
22'
Speaker: Mr. Bastian Harer (CERN) Material: Slides -
17:06
(4) Status of the CEPC lattice design
22'
Speaker: Ms. Huiping Geng (IHEP) Material: Slides
-
16:00
(1) Overall consideration, main challenges and goals
22'
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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
21'
Speaker: Dr. Philippe Lebrun (CERN) Material: Slides -
18:21
(2) A green CEPC using the power of nuclear waste
21'
Speaker: Dr. Zhenchao Liu (IHEP) Material: Slides -
18:42
(3) Sustainability for bosons: the need for an energy program for a future Higgs factory
21'
Speaker: Mr. Thomas Parker (ESS) Material: Slides -
19:03
(4) HEP future: to be green, or not to be?
21'
Speaker: Dr. Denis Perret-Gallix (CERN) Material: Slides -
19:24
(5) Current status of Green-ILC activities in Japan
21'
Speaker: Takayuki Saeki (KEK) Material: Slides
-
18:00
(1) Energy consumption and savings potential of CLIC
21'
- 20:00 - 21:30 Reception
-
-
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
30'
Speaker: Dmitry Shatilov (BINP) Material: Slides -
09:00
(5) Optimizing beam intensity, number of bunches, bunch charge, and emittance
30'
Speaker: Prof. Chuang Zhang (IHEP) Material: Slides -
09:30
(6) Polarization issues in FCC-ee collider
30'
Speaker: Eliana Gianfelice (FNAL) Material: Slides
-
08:30
(4) Beam-beam effects in high-energy colliders: crab waist vs. head-on
30'
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08:30 - 10:00
Parallel Session 2: WG 2 – Optics
Convener: Kazuhito Ohmi, Yunhai Cai -
08:30
(5) Analysis of nonlinear dynamics
22'
Speaker: Yunhai Cai (SLAC) Material: Slides -
08:52
(6) Dynamic aperture optimization in SuperKEKB
22'
Speaker: Dr. Yukiyoshi Ohnishi (KEK) Material: Slides -
09:14
(7) The effect of IR imperfection on dynamic aperture in SuperKEKB / dynamic aperture study of CEPC
22'
Speaker: Hiroshi Sugimoto (KEK) Material: pdf -
09:36
(8) Beam lifetime and Injection consideration
22'
Speaker: Mr. Xiaohao Cui (IHEP) Material: Slides
-
08:30
(5) Analysis of nonlinear dynamics
22'
- 10:00 - 10:30 Coffee (30’)
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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
30'
Speaker: Mr. Bastian Harer (CERN) Material: Slides -
11:00
(8) Polarization issues and schemes for energy calibration
30'
Speaker: Ivan Koop (BINP) Material: Slides -
11:30
(9) Optimizing costs of construction and operation, possible construction time line
30'
Speaker: Dr. Weiren Chou (FNAL) Material: Slides
-
10:30
(7) Constraints on the FCC-ee lattice from the compatibility with the FCC hadron collider
30'
-
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) - 12:00 - 14:00 Lunch
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13:30 - 15:30
Parallel Session 4: WG 3 – IR and MDI
Convener: Michael Sullivan, Yoshihiro Funakoshi -
14:00 - 15:30
Parallel Session 4: WG 2 – Optics
Convener: Kazuhito Ohmi, Yunhai Cai -
14:00
(12) Beamstrahlung and energy acceptance
22'
Speaker: Dr. Kazuhito Ohmi (KEK) Material: Slides -
14:22
(13) Interaction region magnets
22'
Speaker: Dr. Eugenio Paoloni (INFN) Material: Slides -
14:44
(14) Beam-beam effects in the CEPC
22'
Speaker: Mr. Yuan Zhang (IHEP) Material: Slides -
15:06
(15) Wide-band long-focus optics for detection systems infrared synchrotron accelerator diagnostics
22'
Speaker: Dr. Anatoly Maltsev (JINR) Material: Slides
-
14:00
(12) Beamstrahlung and energy acceptance
22'
- 15:30 - 16:00 Coffee (30’)
-
16:00 - 17:30
Parallel Session 5: WG 3 – IR and MDI
Convener: Michael Sullivan, Yoshihiro Funakoshi -
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
22'
Speaker: Mr. Zhongjian Ma (IHEP) Material: Slides -
16:22
(2) Vacuum system requirements for a HF e+e- accelerator
22'
Speaker: Mr. Roberto Kersevan (CERN) Material: Slides -
16:44
(3) Synchrotron radiation effects in the HF injector
22'
Speaker: Dr. Yannis Papaphilippou (CERN) Material: Slides -
17:06
(4) Shielding of Electronics in the Tunnel
22'
Speaker: Luigi Salvatore Esposito (CERN) Material: Slides
-
16:00
(1) Monte-Carlo simulation of synchrotron radiation in the design of CEPC vacuum chamber
22'
-
08:30 - 10:00
Parallel Session 2: WG 1 – Parameters
-
-
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)
30'
Speaker: Michael Sullivan (SLAC) Material: Slides -
09:00
(6) Choice of L* II: IR optics and dynamic aperture
30'
Speaker: Dr. Eugene Levichev (BINP) Material: Slides -
09:30
(7) Choice of L* III: requirement from detector
30'
Speaker: Dr. Gang Li (IHEP) Material: Slides
-
08:30
(5) Choice of L* I: SR and other issues (Joint with WG4)
30'
-
08:30 - 10:00
Jointed Session 6: Joint session of WG3 and WG 4 – SR, MDI and Shielding
Convener: John Seeman, Marica Biagini - 10:00 - 10:30 Coffee (30’)
-
10:30 - 12:00
Parallel Session 7: WG 3 – IR and MDI
Convener: Michael Sullivan, Yoshihiro Funakoshi -
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
22'
Speakers: Dr. Frank Zimmermann (CERN), Erk Jensen (CERN) Material: Slides -
10:52
(2) General approach to CEPC SRF system
22'
Speaker: Dr. Jiyuan Zhai (IHEP) Material: Slides -
11:14
(3) 704 MHz BNL3 cavity as an option for CEPC/FCC
20'
Speaker: Wencai Xu (BNL) Material: Slides -
11:34
(4) Discussion
22'
-
10:30
(1) General approach to FCC SRF system
22'
- 12:00 - 14:00 Lunch
-
12:00 - 14:00
International Organizing Committee (IOC) meeting
-
14:00 - 15:30
Parallel Session 8: WG 5 – Superconducting RF
Convener: Yoshiyuki Morita, Sergey Belomestnykh -
14:00
(5) High power coupler
22'
Speaker: Eiji Kako (KEK) Material: Slides -
14:22
(6) HOM damper hardware considerations for future energy frontier circular colliders
22'
Speaker: Dr. Sergey Belomestnykh (BNL) Material: Slides -
14:44
(7) Tuners, operating experience and performance recovery
22'
Speaker: Prof. Yoshiyuki Morita (KEK) Material: Slides -
15:06
(8) Discussion
22'
-
14:00
(5) High power coupler
22'
-
14:00 - 15:30
Parallel Session 8: WG 6 – Injectors and Injection
Convener: David Rice, Yannis Papaphilippou - 15:30 - 16:00 Coffee (30’)
-
16:00 - 17:30
Parallel Session 9: WG 6 – Injectors and Injection
Convener: David Rice, Yannis Papaphilippou -
16:00
(5) Topoff injection at PEP2
22'
Speaker: Dr. John seeman (SLAC) Material: Slides -
16:22
(6) Injection with Pretzels at CESR
22'
Speaker: Mr. David Rice (Cornell U.) Material: Slides -
16:44
(7) Lattice optimization for Top-Up injection
22'
Speaker: Prof. Richard Talman (Cornell U.) Material: Slides -
17:06
(8) Discussion
22'
-
16:00
(5) Topoff injection at PEP2
22'
-
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
45'
Speaker: Ms. Na Wang (IHEP) Material: Slides -
16:45
(2) Discussion
45'
-
16:00
(1) Impedance and collective effects of CEPC
45'
- 19:00 - 21:00 Banquet
-
08:30 - 10:00
Jointed Session 6: Joint session of WG 3 and WG4 – IR, MDI and shielding
-
-
08:30 - 10:00
Parallel Session 10: WG 8 – Polarization
Convener: Ivan Koop -
08:30
(1) Transverse polarization for energy calibration at Z-peak
22'
Speaker: Dr. Michael Koratzinos (U. Geneva) Material: Slides -
08:52
(2) Longitudinal polarization and acceleration of polarized beams
22'
Speaker: Ivan Koop (BINP) Material: Slides -
09:14
(3) FCC-ee beam energy measurement suggestion
22'
Speaker: Nickolai Muchnoi (BINP) Material: Slides -
09:36
(4) Possible applications of wave-beam interaction for energy measurement and obtaining of polarization at FCC e+e-
22'
Speaker: Dr. Sergei Nikitin (BINP) Material: Slides
-
08:30
(1) Transverse polarization for energy calibration at Z-peak
22'
-
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
30'
Speaker: Prof. Yoshihiro Funakoshi (KEK) Material: Slides -
09:00
(2) Instrumentation and control at large colliders
30'
Speaker: Manfred Wendt (CERN) Material: Slides -
09:50
(3) Beam instrumentation of CEPC
30'
Speaker: Dr. Junhui Yue (IHEP) Material: Slides
-
08:30
(1) Lessons learned from the B-Factories and implications for a high-luminosity circular e+e- Higgs factory
30'
- 10:00 - 10:30 Coffee (30’)
-
10:30 - 12:00
Summary Session 1 (Chair: Qing Qin)
-
10:30
Physics opportunities
45'
Speaker: Prof. Nima Arkani-Hamed (IAS) -
11:15
WG 1
15'
Speakers: Dr. Eugene Levichev (BINP), Dr. Frank Zimmermann (CERN) Material: Slides
-
10:30
Physics opportunities
45'
- 12:00 - 14:00 Lunch
-
14:00 - 15:30
Summary Session 2 (Chair: Qing Qin)
-
14:00
WG 2
15'
Speakers: Dr. Kazuhito Ohmi (KEK), Dr. Yunhai Cai (SLAC) Material: Slides -
14:15
WG 3
15'
Speakers: Michael Sullivan (SLAC), Prof. Yoshihiro Funakoshi (KEK) Material: Slides -
14:30
WG 4
15'
Speakers: Dr. John Seeman (SLAC), Dr. Maria Biagini (INFN) Material: Slides -
14:45
WG 5
15'
Speakers: Prof. Yoshiyuki Morita (KEK), Dr. Sergey Belomestnykh (BNL) Material: Slides -
15:00
WG 6
15'
Speakers: Mr. David Rice (U. Cornell), Dr. Yannis Papaphilippou (CERN) Material: Slides -
15:15
WG 7
15'
Speakers: Dr. John Byrd (LBL), Gang Xu (IHEP) Material: Slides
-
14:00
WG 2
15'
- 15:30 - 16:00 Coffee (30’)
-
16:00 - 16:45
Summary Session 3 (Chair: Frank Zimmermann)
-
16:45
- 16:50
Closing Remarks
5'
Speaker: Dr. Weiren Chou (FNAL) Material: Slides
-
08:30 - 10:00
Parallel Session 10: WG 8 – Polarization