Superconducting RF Materials Workshop

Name: Superconducting RF Materials Workshop
Start: 2007-05-23T09:00:00-05:00
End: 2007-05-24T17:00:00-05:00
Location: No location set

23 May 2007, 09:00 → 24 May 2007, 17:00 US/Central

Shekhar Mishra

Wednesday 23 May
- Wed 23 May
- Thu 24 May
- 09:00 → 09:15
  
  SRF materials workshop discussion- Agenda
  
  slides
- 09:15 → 10:25
  Session 1 : Fundamental of SRF
  - 09:15
    
    Introduction talk on SRF issues about materials and surfaces 15m
    
    Speaker: Gianluigi Ciovati
    
    Slides
  - 09:30
    
    Edwards_MWS07 Intro 15m
    
    Speaker: Edwards
    
    Slides
  - 09:45
    
    High-field surface resistance and RF breakdown in multilayer coatings 15m
    
    Speaker: Alex Gurevich
    
    Slides
  - 10:00
    
    Hasan_Sethna_superheating field 15m
    
    Speaker: H. Padamsee & J. Sethna
    
    Slides
  - 10:15
    Fundamental limits to Hsh in Niobium- What can theory tell us? 10m
    
    Speaker: James P. Sethna, Gianluigi Catelani
    
    Slides
    
    HasanSlidesFermilab07Long.pdf
    
    HasanSlidesFermilab07Long.ppt
    
    HasanSlidesFermilab07.pdf
    
    HasanSlidesFermilab07.ppt
- 10:25 → 10:35
  
  break 10m
- 10:35 → 12:00
  Session 2 : Material properties and characterization
  - 10:35
    
    Second Major Open Physics Topic in RF Superconductivity 15m
    
    Speaker: H. Padamsee
    
    Slides
  - 10:50
    
    Surface Oxide Study On Solid Niobium For Superconducting RF Accelerators Using Variable Photon Energy XPS 15m
    
    Speaker: Hui Tian
    
    Slides
  - 11:05
    
    Recent progress in development of Near-field Scanning Microwave Microscopy (NSMM) 20m
    
    Speaker: Judy Wu, R. Aga and J. Dizon
    
    Slides
  - 11:25
    
    Overview of Characterization Methodology 15m
    
    Speaker: Michael J. Kelley
    
    Slides
  - 11:40
    
    Surface Analysis of Samples Dissected from a Cavity with a High-Field Q-Slope 20m
    
    Speaker: Alexander Romanenko
    
    Slides
- 12:00 → 13:10
  
  Lunch 1h 10m
- 13:10 → 15:30
  Session 2 : Material properties and characterization
  - 13:10
    
    Superconducting Electromagnetic Metamaterials 15m
    
    Speaker: Steven M. Anlage
    
    Slides
  - 13:25
    
    High Field Q-slope of a Nearly Oxide-Free Niobium Cavity 15m
    
    Correlation between XPS and temperature maps
    
    Speaker: Grigory Eremeev
    
    Slides
  - 13:40
    
    Heat transfer measurement of Niobium for SRF cavities 10m
    
    Speaker: S.K. Chandrasekaran, A. Aizaz, C. Compton, T.L. Grimm, N.T. Wright
    
    Slides
  - 13:50
    
    Tunneling Spectroscopy for SRF Development 10m
    
    Speaker: J.F. Zasadzinski
    
    Slides
  - 14:00
    
    The atomic scale investigation of Nb for superconducting RF cavity 15m
    
    Speaker: Kevin Yoon
    
    Slides
  - 14:15
    
    Brief Review of RF measurement of SRF sample 15m
    
    Speaker: Charles. E. Reece
    
    Slides
  - 14:30
    
    Imaging of Microwave Currents and Microscopic Sources of Nonlinearities in Superconducting Resonators 15m
    
    Speaker: Steven M. Anlage
    
    Slides
  - 14:45
    
    A Novel Method to Measure the Absolute Value of the Magnetic Penetration Depth in Superconductors 15m
    
    Speaker: Steven M. Anlage
    
    Slides
  - 15:00
    
    Superconducting Materials Testing With a High-Q Copper RF Cavity 15m
    
    Speaker: Sami Tantawi
    
    Slides
  - 15:15
    
    Coupled V-I data and Transport Magneto-Optics on YBCO coated conductor 15m
    
    Slides
- 15:30 → 15:45
  
  break 15m
- 15:45 → 16:45
  Session 3: New materials for the future
  - 15:45
    
    New Materials for SRF Cavities 20m
    
    Speaker: Anne-Marie Valente-Feliciano
    
    Slides
  - 16:05
    
    MgB2 Thin Film and Its Application to RF Cavities 20m
    
    Speaker: Xiaoxing Xi
    
    Slides
  - 16:25
    
    Atomic Layer Deposition for SRF cavities 20m
    
    Slides
Thursday 24 May
- Wed 23 May
- Thu 24 May
- 09:00 → 12:00
  Session 4: Innovative processing methods
  - 09:00
    
    Innovative Processing of SRF materials 20m
    
    Speaker: Claire Antoine
    
    Slides
  - 09:20
    
    Treatment of SRF 1-cell test cavities for evaluation of the effect of Gas Cluster Ion Beams on high power cavity Q 30m
    
    Speaker: D. R. Swenson
    
    Slides
  - 09:50
    
    Plasma Etching of Niobium Surfaces 25m
    
    Speaker: M. Rašković
    
    Slides
  - 10:15
    
    break 10m
  - 10:25
    
    ECR plasma: a possible in-situ cavity processing technique 20m
    
    Speaker: Genfa Wu
    
    Slides
  - 10:45
    
    Novel Surface Treatments for RRR Niobium 25m
    
    Speaker: Roy Crooks
    
    Slides
  - 11:10
    
    Advanced Nb oxide surface modification by cluster ion beams 25m
    
    Speaker: Zeke Insepov
    
    Slides
  - 11:35
    
    Chemical Mechanical Polishing for Manufacturing of Smooth Nb Surfaces 25m
    
    Speaker: Sinan Muftu
    
    Slides
- 12:00 → 13:00
  
  Lunch 1h
- 13:00 → 16:15
  Session 5: Niobium production
  - 13:00
    
    Metallurgy and Technological Request for High Purity Niobium in SRF Application Metallurgical and Technological Request for High Purity Niobium in SRF Applications 30m
    
    Speaker: W.Singer
    
    Slides
  - 13:30
    
    High-Purity TIG Welding at Michigan State University 20m
    
    Speaker: Chris Compton
    
    Slides
  - 13:50
    
    Microstructural Refinement of Niobium for Superconducting RF Cavities 25m
    
    Speaker: K. Ted Hartwig
    
    Slides
  - 14:15
    
    Texture of Niobium Sheet 25m
    
    Speaker: Peter R. Jepson
    
    Slides
  - 14:40
    
    Overview of the RRR Nb Specifications and the Evolution of SRF Technology 30m
    
    Speaker: Ganpati Rao Myneni
    
    Slides
  - 15:10
    
    break 15m
  - 15:25
    
    Preliminary Investigation of a Model for Predicting Recrystallization in Nb 25m
    
    Speaker: D.Baars
    
    Slides
  - 15:50
    
    Orientation Effect on Recovery and Recrystallization of Deformed Niobium Single Crystals for SRF Cavities 25m
    
    Speaker: Vladimir Levit
    
    Slides
- 16:15 → 16:30
  
  SRF materials workshop end discussion 15m
  
  Slides