f28d5f9f3f1057eef1e4ac7406944552.ppt
- Количество слайдов: 12
ICEoxford Limited
Development of ICE Beam line equipment Starting Point • A simple Continuous Flow (CF) system Copyright © 2011 ICEoxford Ltd
Development of ICE Beam line equipment • A more complex CF system • Designed in collaboration with RAL • Low helium use • Low Base temperature • High Levels of temperature stability Copyright © 2011 ICEoxford Ltd
Development of ICE Beam line equipment Variable Temperature cryostats • Low temperature (1. 2 K) • Long hold times (low helium boil off) • Designs easily modified to suit customer requirements Copyright © 2011 ICEoxford Ltd
Development of ICE Beam line equipment Variable Temperature cryostats • Low temperature (1. 2 K) • 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. Copyright © 2011 ICEoxford Ltd
Development of ICE Beam line equipment DRY 4 K system • Fast sample change • Fast sample cooling • Vibration isolation • Mylar windows (in this case) Copyright © 2011 ICEoxford Ltd
Development of ICE Beam line equipment DRY Variable Temperature Cryostats Lemon 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 cold traps Copyright © 2011 ICEoxford Ltd external
Development of ICE Beam line equipment DRY 3 He Cryostats Lemon System • Both Top and Bottom loading designs • Uses comparatively small amounts of 3 He gas • Less than 270 m. K base temperatures • Long hold time, more than 60 hrs • Temp. Control up to 300 K • Fast sample exchange on top loading system Copyright © 2011 ICEoxford Ltd
Development of ICE Beam line equipment Dilution Refrigerator systems • Can be designed to suit our competitors cryostats In this case Orange. • Automatic touch screen gas handling Copyright © 2011 ICEoxford Ltd
Development of ICE Beam line equipment Dilution refrigerator in DRY variable temperature cryostat Lemon System • Lower Base temperature than equivalent orange cryostat • Fully automated Dilution and cryostat Copyright © 2011 ICEoxford Ltd the
Development of ICE Beam line equipment Copyright © 2011 ICEoxford Ltd
Thank you.
f28d5f9f3f1057eef1e4ac7406944552.ppt