Name: 5th International Workshop on Mechanisms of Vacuum Arcs (MeVArc 2015)
Start: 2015-09-01T08:30:00+03:00
End: 2015-09-05T16:00:00+03:00
Location: Other Institutes

5th International Workshop on Mechanisms of Vacuum Arcs (MeVArc 2015)

from Tuesday 1 September 2015 (08:30) to Saturday 5 September 2015 (16:00)

Monday 31 August 2015
Tuesday 1 September 2015

08:30 Registration
Registration
08:30 - 09:00
Room: E207
09:00
09:00 - 15:00
Room: E207
Contributions

09:00 Basics of Molecular Dynamics simulations - Kai Nordlund (University of Helsinki)

11:00 Simulations of dislocations and plastic processes in ductile material - Yinon Ashkenazy (The Hebrew University of Jerusalem (IL))

13:30 Particle-in-cell (PIC) simulation methods - Matthew Hopkins (Sandia National Laboratories)
15:00 Bus leaves for airport
Bus leaves for airport
15:00 - 15:15

19:00 Welcome reception
Welcome reception
19:00 - 21:00
Wednesday 2 September 2015
08:50 Welcome! - Flyura Djurabekova (University of Helsinki)
Welcome!
- Flyura Djurabekova (University of Helsinki)
08:50 - 09:00
09:00
09:00 - 10:30
Contributions

09:00 Directions in High-Gradient Radio-Frequency Applications - Walter Wuensch (CERN)

09:30 High-gradient accelerating structure at Tsinghua University - Jiaru Shi (Tsinghua University)

10:00 Voltage Breakdown initiated by electrostatic microdischarges of metal-vacuum interface. A model proposal. - Antonio De Lorenzi
10:30 Morning coffee break
Morning coffee break
10:30 - 11:00
11:00
11:00 - 12:30
Contributions

11:00 Vacuum interrupters - Zhenxing Wang

11:30 Study of the Conditioning of RF Structures - Walter Wuensch (CERN)

12:00 Breakdown currents from CLIC crab cavity commissioning - Marek Jacewicz (Uppsala University (SE))
12:30 Lunch
Lunch
12:30 - 14:00
14:00
14:00 - 15:30
Contributions

14:00 RF Accelerating Cavity for SuperKEKB Damping Ring and its Breakdown Study - Tetsuo Abe (High Energy Accelerator Research Organization (KEK))

14:30 Field emission study at Argonne Wakefield Accelerator facility - Jiahang Shao

15:00 Electroformation phenomena driven by the electrical Gibbs function - Richard Forbes
15:30 Coffee break
Coffee break
15:30 - 16:00
16:00
16:00 - 17:50
Contributions

16:00 Photoemission from metal nanotips studied and controlled with femtosecond laser pulses - Michael Förster

16:30 Modern theory of field electron emission - Andreas KYRITSAKIS

17:00 Status of parasitic FE from metallic surfaces and potential destruction of emitters by microdischarges and ion beam impact - Pavel Serbun

17:20 Participation of IAP of Ukraine in the understanding of breakdown phenomena - Iaroslava Profatilova
Thursday 3 September 2015
09:00
09:00 - 10:30
Contributions

09:00 Conditioning of large-area vacuum breakdown systems - Anders Jaakko Korsback (University of Helsinki (FI)) Walter Wuensch (CERN)

09:20 Breakdown localization - Robin Rajamaki (Helsinki University of Technology (FI))

09:40 Stochastic mechanisms of vacuum arc breakdowns - Yinon Ashkenazy (The Hebrew University of Jerusalem (IL))

10:10 High field pre-breakdown acoustic measurements - Itay Nachshon
10:30 Morning coffee break
Morning coffee break
10:30 - 11:00
11:00
11:00 - 12:30
Contributions

11:00 Scanning Electron Microscopy tools for material characterization - Focus on EBSD for characterisation of dislocation structures - Floriane Leaux (CERN)

11:30 Microstructural features of pre- and post-BD and post-FE tested Cu samples - Inna Popov (T)

11:50 SEM Observations of Pre-breakdown Structures on OFHC Cu Surfaces - Ayelet Yashar

12:10 SEM images review on CLIC structures after testing - Ana Teresa Perez Fontenla (CERN)
12:30 Lunch
Lunch
12:30 - 14:00
14:00
14:00 - 15:20
Contributions

14:00 Multiscale modeling of vacuum arcs - Flyura Djurabekova (University of Helsinki)

14:20 Thermal, electrical and mechanical simulations of field emitters using Finite Element Method - Vahur Zadin (University of Tartu)

14:40 Simulation of plastic deformation of surfaces under high electric field - Simon Vigonski (University of Tartu)

15:00 Atomistic modeling of surface damage by a breakdown event - Zhenxing Wang
15:20 Afternoon coffee break
Afternoon coffee break
15:20 - 15:50
15:50
15:50 - 17:30
Contributions

15:50 The metal surface evolution under a high electric field - Ville Jansson (University of Helsinki)

16:10 Stability of thin nanotips under high electric field - Mihkel Veske (University of Helsinki)

16:30 Modification of field emitters by electromigration - Stefan Parviainen (Helsinki Institute of Physics)

16:50 Parameterization of metal surfaces for KMC - Ekaterina Baibuz

17:10 FN and GTF implemented in FEM and MD models - Kristjan Eimre (Nat. Inst. of Chem.Phys. & Biophys. (EE))
19:00 Conference dinner
Conference dinner
19:00 - 22:00
Friday 4 September 2015
09:00
09:00 - 10:30
Contributions

09:00 Experimental Study of Vacuum Arcs with Refractory Anodes - Isak Beilis

09:30 Advances in simulation of plasma discharges at Tech-X - Jonathan Smith (Tech-X UK Ltd)

10:00 Calibration of Dynamic Vacuum Meter - Antti Meriläinen
10:30 Morning coffee break
Morning coffee break
10:30 - 11:00
11:00
11:00 - 12:30
Contributions

11:00 Surface Flashover in Fast Pulsed Kicker Systems - Hugo Alistair Day (CERN)

11:30 Hydrogen seperation in a capillary discharge plasma injector - Ilan BE'ERY

12:00 High field induced deposition of nanogranular materials for electron sources - Hans Koops
12:30 Closing remarks
Closing remarks
12:30 - 12:50

13:30 Workshop outing (Gold prospectors museum)
Workshop outing (Gold prospectors museum)
13:30 - 17:30
Saturday 5 September 2015

10:00 Hike
Hike
10:00 - 14:00

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