International Workshop on Breakdown Science and High Gradient Technology (HG2015)

from Tuesday, 16 June 2015 (08:00) to Friday, 19 June 2015 (20:10)
Tsinghua University (Jinchunyuan Guest House)

        : Sessions
    /     : Talks
        : Breaks
16 Jun 2015
17 Jun 2015
18 Jun 2015
19 Jun 2015
AM
08:00 --- Registration ---
08:50
Welcome (until 09:00) (Jinchunyuan Guest House)
08:50 Welcome - Prof. Chuanxiang Tang   (Jinchunyuan Guest House)
09:00
High Gradient Results -Prof. Chuanxiang Tang (until 10:35) (Jinchunyuan Guest House)
09:00 High Gradient results of NLC/JLC structures - Dr Juwen Wang (SLAC)   (Jinchunyuan Guest House)
Slides
09:25 High gradient study on CLIC prototype structures - Toshiyasu Higo (KEK)   (Jinchunyuan Guest House)
Slides
09:50 Data Analysis of T24_THU#1 test results - Xiaowei Wu (Tsinghua University (CN))   (Jinchunyuan Guest House)
Slides
10:10 Preliminary results of high power tests of normal conducting cryo cavity - Dr Valery Dolgashev (SLAC)   (Jinchunyuan Guest House)
10:35 --- Coffee Break ---
10:55
High Gradient Results - Walter Wuensch (CERN) (until 12:35) (Jinchunyuan Guest House)
10:55 Experimental determination of the effect of beam loading on breakdown rate - Luis Navarro (CERN)   (Jinchunyuan Guest House)
Slides
11:20 High gradient testing of the CLIC crab cavity - Ben Woolley (CERN) Benjamin Woolley (Lancaster University)   (Jinchunyuan Guest House)
Slides
11:45 C-Band Result from SINAP - Wencheng Fang (Shanghai Institute of Applied Physics)   (Jinchunyuan Guest House)
Slides
12:10 Design and Test of Damped/High Gradient/High Repetition Rate C-Band Accelerating Structures for the ELI-NP LINAC - Dr David Alesini (LNF-INFN)   (Jinchunyuan Guest House)
Slides
08:30
HG Applications and Projects - Igor Syratchev (CERN) (until 10:10) (Jinchunyuan Guest House)
08:30 High Gradient at SLAC - Valery Dolgashev (SLAC)   (Jinchunyuan Guest House)
08:55 CLIC high-gradient and X-band directions - Walter Wuensch (CERN)   (Jinchunyuan Guest House)
Slides
09:20 The XbFEL collaboration - Dr Gerardo D'Auria (Elettra Trieste)   (Jinchunyuan Guest House)
Slides
09:45 Sinap XFEL - Zhentang Zhao (Shanghai Institute of Applied Physics) qiang gu (sinap)   (Jinchunyuan Guest House)
Slides
10:10 --- Coffee Break and Workshop Photo ---
10:40
HG Applications and Projects - Gerardo D'Auria (Elettra Trieste) (until 12:20) (Jinchunyuan Guest House)
10:40 Electron imaging in HEDP - Dr Wei Gai (Argonne National Laboratory)   (Jinchunyuan Guest House)
Slides
11:05 Compact Thomson Source at Tsinghua - Prof. Wenhui Huang (Tsinghua University)   (Jinchunyuan Guest House)
Slides
11:30 Short Pulse RF Generation and Two Beam Acceleration at AWA - Chunguang Jing (Euclid Techlabs / Argonne National Laboratory)   (Jinchunyuan Guest House)
Slides
11:55 Status and progress of DDS structures, and on Novel TBA Concepts - Roger Jones (Univ Manchester/Cockcroft Inst.) Roger Jones (Lancaster University (GB))   (Jinchunyuan Guest House)
Slides
08:30
RF design - Toshiyasu Higo (KEK) (until 10:10) (Jinchunyuan Guest House)
08:30 Mobile X-band Electron Linac Neutron Source s for Fukushima(1F) Accident Analysis - Prof. Mitsuru Uesaka   (Jinchunyuan Guest House)
Slides
08:55 Optimization of the CLIC baseline structure - Hao Zha (CERN)   (Jinchunyuan Guest House)
Slides
09:20 Wakefield monitors: simulations and bench measurements - Natalia Galindo Munoz (CERN)   (Jinchunyuan Guest House)
Slides
09:45 FACET measurement of long-range transverse wakefields - Hao Zha (CERN)   (Jinchunyuan Guest House)
Slides
10:10 --- Coffee Break ---
10:30
RF design - Chao Chang (until 11:45) (Jinchunyuan Guest House)
10:30 X-Band Compact Pulse Compression System and Studies on Dark Currents in the LCLS X-Band Deflectors - Dr Juwen Wang (SLAC)   (Jinchunyuan Guest House)
Slides
10:55 X-Band deflecting cavity at SINAP - Jianhao Tan   (Jinchunyuan Guest House)
Slides
11:20 ultra-compact high power variable RF switch - Hao Zha (CERN)   (Jinchunyuan Guest House)
Slides
11:45 --- Lunch ---
08:30
Fabrication - Nuria Catalan Lasheras (CERN) (until 10:10) (Jinchunyuan Guest House)
08:30 Baseline fabrication procedure: review and recent developments - Anastasiya Solodko (CERN)   (Jinchunyuan Guest House)
Slides
08:55 Building open traveling wave structure - Dr Valery Dolgashev (SLAC)   (Jinchunyuan Guest House)
09:20 Production of C-band cavities and pulse compressor for Swissfel - Riccardo Zennaro (PSI)   (Jinchunyuan Guest House)
Slides
09:45 Development of X-band Structures at Tsinghua - Jiaru Shi (Tsinghua University)   (Jinchunyuan Guest House)
Slides
10:10 --- Coffee break ---
10:40
Fabrication - Alexej Grudiev (CERN) (until 12:20) (Jinchunyuan Guest House)
10:40 Achievements and status of activities on the electroformed X Band structures at INFN-LNF - Bruno Spataro (INFN - LNF) Bruno Spataro (Istituto Nazionale Fisica Nucleare (IT))   (Jinchunyuan Guest House)
Slides
11:05 Fabrication and operating stability of the RFQs in J-PARC - Takatoshi Morishita (J-PARC)   (Jinchunyuan Guest House)
Slides
11:30 RF Accelerating Cavity for SuperKEKB Damping Ring and its Breakdown Study - Tetsuo Abe (High Energy Accelerator Research Organization (KEK))   (Jinchunyuan Guest House)
11:55 3 GHz medical linac technology: high-gradient proton accelerating structure and rotary joint - Alberto Degiovanni (CERN)   (Jinchunyuan Guest House)
Slides
PM
12:35 --- Lunch ---
14:00
Klystrons and Test Stands - Yunlong Chi (IHEP) (until 15:40) (Jinchunyuan Guest House)
14:00 High-efficiency klystron development - HEIKA - Igor Syratchev (CERN)   (Jinchunyuan Guest House)
Slides
14:25 Klystron development in CETC - Kairong Chu (CETC)   (Jinchunyuan Guest House)
Slides
14:50 CLIC Xboxes - status and plans - Dr Nuria Catalan Lasheras (CERN)   (Jinchunyuan Guest House)
Slides
15:15 Experience with X-band klystrons and solid state modulators at CERN - Gerard Mcmonagle (CERN)   (Jinchunyuan Guest House)
Slides
15:40 --- Coffee Break ---
16:10
High Gradient Results - Wencheng Fang (Shanghai Institute of Applied Physics) (until 17:50) (Jinchunyuan Guest House)
16:10 Breakdown tests of 100 GHz accelerating structures - Dr Valery Dolgashev (SLAC)   (Jinchunyuan Guest House)
16:35 High gradient wakefield at W-band based on intense electron bunch train - Dan Wang   (Jinchunyuan Guest House)
Slides
17:00 The nanosecond diagnostic and analysis of microwave-driven window breakdown - Dr Chao Chang   (Jinchunyuan Guest House)
Slides
17:25 The macroscopic field emission - Dr Faya Wang   (Jinchunyuan Guest House)
Slides
12:20 --- Lunch ---
14:00
Industral exhibition and poster session (until 18:00) (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [Poster] Dark Current Study in Photocathod RF Gun - Lianmin Zheng   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [Poster] Investigations of the symmetry in the input coupler of the X-band linac - Congfeng Wu (USTC)   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [poster] R & D status of C-band accelerating structure at IHEP - Jingru Zhang (IHEP, China)   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [Poster] RF study of a C-band barrel open cavity pulse compressor - Guan Shu   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [Poster] TBD - RYUICHI KOBAYASHI   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [Poster] TBD - Luca GAROLFI   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [Poster] TBD - KAZUHIRO TAGI   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [Poster] the comparison of MD and FEM simulations of tips on metal surfaces under a high electric field - Mihkel Veske (University of Helsinki)   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 [Poster] X-band linac with Continously-adjustable beam energy - Liang Zhang (Tsinghua University)   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 Mitsubishi Materials Corporation   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 ScandiNova Systems AB   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 SH Copper Products Co., Ltd.   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 Toshiba Electron Tubes & Devices Co., Ltd   (105 Blg. Liuqing. Dept. of Engineering Physics)
14:00 VDL Enabling Technologies Group Switzerland AG   (105 Blg. Liuqing. Dept. of Engineering Physics)
13:00
Factory Tour (until 17:30) ()
17:30
Workshop dinner (until 20:30) ()
12:20 --- Lunch ---
14:00
High Gradient Results - Wei Gai (Argonne National Laboratory) (until 15:40) (Jinchunyuan Guest House)
14:00 Update on Multipactor Suppression of External Powered Dielectric Accelerators - Chunguang Jing (Euclid Techlabs / Argonne National Laboratory)   (Jinchunyuan Guest House)
Slides
14:25 Recent resuts from the CERN dc spark system - Walter Wuensch (CERN)   (Jinchunyuan Guest House)
Slides
14:50 Analysis of conditioning and the statistics of breakdown - Jorge Giner Navarro (Instituto de Fisica Corpuscular (ES))   (Jinchunyuan Guest House)
Slides
15:15 Breakdown position analysis - Alberto Degiovanni (CERN)   (Jinchunyuan Guest House)
Slides
15:40 --- Coffee break ---
16:00
Basic HG theory - Jiaru Shi (Tsinghua University) (until 17:15) (Jinchunyuan Guest House)
16:00 Dark current and field emission study - Mr Jiahang Shao   (Jinchunyuan Guest House)
Slides
16:25 Long-term atomistic simulations of evolution of metal surfaces with and without an external electric field - Ville Jansson (University of Helsinki)   (Jinchunyuan Guest House)
16:50 Basic Study on High-Gradient Accelerating Structures at KEK / Nextef - Tetsuo Abe (High Energy Accelerator Research Organization (KEK))   (Jinchunyuan Guest House)
Slides
17:15
Closing (until 17:35) (Jinchunyuan Guest House)
17:15 Closing remarks - Prof. Chuanxiang Tang (Tsinghua University)   (Jinchunyuan Guest House)
Slides