Guide Test Station
Guide Test StationG-TS Guide Test Station
- The Guide Test Station (G-TS) is a vertical-type polarized neutron refractometer installed in a CG1 guide. This instrument is used to measure the magnetic structure of nano-magnetic thin films including neutron super-mirrors used for guiding tubes.
Contact information
-
Kiyeon KimPrincipal researcherNeutron Science Division+82-42-868-4647
Specifications
| Location | CG1 Guide @ Cold Neutron Guide Hall |
|---|---|
| Monochromator | HOPG (002), Vertical Focusing Mode |
| Wavelength | 4.34 Å |
| Flux | ~9.0E5(Unpolarized, Open Slit), ~4.5E5(Polarized, Open Slit) |
| Polarizer& Wavelength Filter | Double reflection polarizer, Fe-Si (Pol.), Ni-Ti (Unpol.) |
| Spin Flipper | RF Gradient Field Spin Flipper (each one before and after sample ) |
| Analyzer | Fe/Si transmission supermirror (single blade, m=3) |
| Detector | He3, single |
Sample Environment
- Sample holder accommodating supermirror up to the maximum size of (150mm high, 200 mm long)
- Magnetic Field of 500G
Research Fields
- Neutron Optics and Condensed Matter
Applications
- Unpolarized & Polarizing Supermirrors for Neutron Scattering
- Magnetic Information Technology such as Storage Devices and Sensors
Typical examples
- Reflectivity of m=3 Fe/Si polarizing supermirror as well as m=3 Ni/Ti unpolarizging supermirrors