Magnet |
field at sample | 9.0 Tesla |
" without lambda stage | 7.9 Tesla |
operating current for 9 T | 113.34 A |
maximum allowed vertical magnetic forces | 1000 N (not specified by OI) |
maximum allowed horizontal magnetic forces | 500 N (not specified by OI) |
homogeneity over a 10 mm diameter sphere | ? |
field stability in persistent mode | ? |
Stray Field at 9 Tesla |
at 1 m horizontal distance | 150 Gauss |
at 1 m vertical distance | 300 Gauss |
critical distance for loose ferromagnetic parts 500 Gauss/metre | 0.84 m vertical 0.67 m horizontal |
Variable Temperature Insert |
temperature range (no field dependend limitations) | 1.8 ... 300 K |
temperature stability | +- 0.1 K |
needle valve control | manual |
Dimensions |
sample space diameter | 49.5 |
max. beam height for horizontal access | 40 mm |
split access angle | +- 6 deg |
max. beam height for +-6 deg access | 24 mm |
horizontal access angle | 340 deg |
distance from base of cryostat to scattering plane | 190 mm |
diameter for transfer tube | 9.5 mm |
Cryostat |
LHe hold time with stable temperature below 50 K (as of Feb 2005) | 2.9 days |
useable LHe capacity | 45 l |
LHe boil off (static mode, original spec) | 330 cc/hr |
LN2 capacity | 43 l |
typical LN2 boil off | 630 cc/hr |
total weight including cryogens | ? kg |