11
Existing fabrication facilities for PC's for imaging MCP detectors Dr. O.H.W. Siegmund Dr. O.H.W. Siegmund Experimental Astrophysics Group Experimental Astrophysics Group Space Sciences Laboratory Space Sciences Laboratory University of California at Berkeley University of California at Berkeley

EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

  • Upload
    others

  • View
    2

  • Download
    0

Embed Size (px)

Citation preview

Page 1: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

Existing fabrication facilities for PC's for imaging MCP

detectors

Dr. O.H.W. SiegmundDr. O.H.W. SiegmundExperimental Astrophysics GroupExperimental Astrophysics Group

Space Sciences LaboratorySpace Sciences Laboratory

University of California at BerkeleyUniversity of California at Berkeley

Page 2: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

MCP Image Tube Processing FacilitiesMCP Image Tube Processing Facilities• Industrial

• Photonis ­    up to 50mm / night vision• Photek    ­    custom to 150mm • Proxitronics ­ custom to 40mm• Hamamatsu ­ mostly small format• ITT   ­   night vision• American Electro­Optics  ­  night vision• Northrup Grumman ­   night vision

• Academic• UC Berkeley  ­  Siegmund (>120mm)• National Lab capabilities ??• Other ??

Page 3: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

• Night vision companies are essentially geared    up for one product and currently very busy • European smaller companies have varying   capabilities, Photek has most experience   with larger tubes.• Hamamatsu has small MCP tubes & normally   avoids devices that are not commercially viable• Photonis has processing facilities in Lancaster  PA  (Planacon) capable of large tubes, mostly   smaller (~40mm) devices in Roden & Brive

IndustrialIndustrial

Page 4: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

• Facilities for development and fabrication of detector systems, both open face & sealed tube

• Photocathode development and testing• Microchannel plate testing• Readout anode design and test• Electronics development• Sealed tube production• Environmental testing

UC Berkeley / SiegmundUC Berkeley / Siegmund

Page 5: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

UCB - Facilities and Resources

• TIG welding• Vacuum and N2 storage• Hi­pot, & vacuum baking stations• Precision component cleaning station• Plasma cleaning• Metal electroding evaporation station• Leak checker • Class 100 assembly stations

• Many steps are needed to prepare, process and seal MCP image tubes• Of necessity this demands a series of facilities to prepare the correct materials

Page 6: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

UHV Tube Processing StationsUHV Tube Processing StationsTransfer type facilities with detector test capabilities 

For processing and measuring II­V cathodes with monochromator

For processing and sealing multialkali cathodes in MCP tubes

Page 7: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

Tube Processing FacilitiesTube Processing Facilities

Leak Checker Tube facilities and oven

Page 8: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

Detector Imaging Electronics and Detector Imaging Electronics and Diagnostics Test EquipmentDiagnostics Test Equipment

Page 9: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

UV/X­Ray­Visible Calibration TankUV/X­Ray­Visible Calibration TankUV hollow cathode lamp / X­ray source/ visible lampsV­UV monochromator

Page 10: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

Large Sealed Tube Processing StationLarge Sealed Tube Processing Station

Sealed tubes with up to 5” format havebeen processedwith multialkaliphotocathodesMCPs and delayline readout

Page 11: EUVE Measurements of Interplanetary Helium...EUVE Measurements of Interplanetary Helium Author: J. Vallerga Created Date: 7/21/2009 1:12:52 PM

Large format DetectorsLarge format Detectors

GALEX 65mm sealed tubewith cross delay line readout

“PLANACON” type with strip anode