iceoxford limited. development of ice beam line equipment copyright © 2011 iceoxford ltd starting...
TRANSCRIPT
Development of ICE Beam line equipment
Copyright © 2011 ICEoxford Ltd
Starting Point
• A simple Continuous Flow (CF) system
Copyright © 2011 ICEoxford Ltd
• A more complex CF system
• Designed in collaboration with RAL
• Low helium use
• Low Base temperature
• High Levels of temperature stability
Development of ICE Beam line equipment
Copyright © 2011 ICEoxford Ltd
Variable Temperature cryostats
• Low temperature (1.2K)
• Long hold times (low helium boil off)
• Designs easily modified to suit customer requirements
Development of ICE Beam line equipment
Copyright © 2011 ICEoxford Ltd
Variable Temperature cryostats
• Low temperature (1.2K)
• Long hold times (low helium boil off)
• Designs easily modified to suit customer requirements
• Full magnet range, split pair and solenoid.
• Windows, choice of materials.
Development of ICE Beam line equipment
Copyright © 2011 ICEoxford Ltd
DRY 4K system
• Fast sample change
• Fast sample cooling
• Vibration isolation
• Mylar windows (in this case)
Development of ICE Beam line equipment
Copyright © 2011 ICEoxford Ltd
DRY Variable Temperature CryostatsLemon Cryostat
• Designed in collaboration with customer NIST
• Large top loading sample space
• Fast system cool-down
• Fast sample turn around
• Circulating system runs continuously no external cold traps
Development of ICE Beam line equipment
Copyright © 2011 ICEoxford Ltd
DRY 3He CryostatsLemon System
• Both Top and Bottom loading designs
• Uses comparatively small amounts of 3He gas• Less than 270mK base temperatures• Long hold time, more than 60hrs
• Temp. Control up to 300K
• Fast sample exchange on top loading system
Development of ICE Beam line equipment
Copyright © 2011 ICEoxford Ltd
Dilution Refrigerator systems
• Can be designed to suit our competitors cryostats In this case Orange.
• Automatic touch screen gas handling
Development of ICE Beam line equipment
Copyright © 2011 ICEoxford Ltd
Dilution refrigerator in DRY variable temperature cryostat
Lemon System
• Lower Base temperature than the equivalent orange cryostat
• Fully automated Dilution and cryostat
Development of ICE Beam line equipment