Magnet |
|---|
| field at sample | 14.9 Tesla |
| " without lambda stage | 13.5 Tesla |
| operating current for 14.9 T | <120 A |
| maximum allowed vertical magnetic forces | 1000 N |
| maximum allowed horizontal magnetic forces | 1000 N |
| homogeneity over a 10 mm diameter sphere | 0.5% |
| field stability in persistent mode | 0.01 % / hour |
Stray Field at 14.9 Tesla |
|---|
| at 1 m horizontal distance | 330 Gauss |
| at 1 m vertical distance | 660 Gauss |
critical distance for loose ferromagnetic parts
500 Gauss/metre | 1.40 m vertical
1.20 m horizontal |
Variable Temperature Insert |
|---|
| temperature range (no field dependend limitations) | 1.6 ... 300 K |
| temperature stability | +- 0.1 K |
| automatic needle valve control only above | 3 K |
| exchange gas needed in sample space (measured at RT) | <15 mbar |
Dimensions |
|---|
| sample space diameter above magnet | 49.5 mm |
| diameter of sample space | 20 mm |
| max. useable sample height | 20 mm |
| split access angle | +- 2 deg |
| sample height for +-2 deg access(visible by neutrons) | 14 mm |
| horizontal access angle | > 330 deg |
distance from base of cryostat
to scattering plane | 240 mm |
| total radial aluminium window thickness | 43.4 mm |
| total radial aluminium in entrance window | 8.6 mm |
| entrance window size (radiussed corners 3 mm) | 15 x 15 mm |
| diameter for transfer tube | 12 mm |
Cryostat |
|---|
| total weight including cryogens | 650+-30 kg |
| useable LHe capacity | 55 l |
| LHe boil off (static mode) | <350 cc/hr |
| LN2 capacity | 60 l |
| typical LN2 boil off | 600 cc/hr |
LIN