Truth Instruments Co., Ltd.
Empowering Scientific Innovation with Precision Measurement, Providing Reliable Equipment for Manufacturing Industry
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Developed for the weak magnetism, small size, non-conductive nature, low coercive field, and low Curie temperature of two-dimensional ferromagnetic materials, this powerful characterization system features high magnetic detectionprecision, high-precision, micro-region spot measurement and positioning strong magnetic fields and wide temperature variation, meeting most of the magnetic characterization needs for two-di-mensional ferromagnetic materials.
| Equipment Performance Indicator | Description |
|---|---|
| Optical Resolution | 450 nm |
| Objectives | 5*, 20*, 50*, 100*, non-magnetic |
| Kerr Angle Resolution | 0.5 mdeg (RMS) |
| Laser Spot | 5 μm |
| In-Plane Magnetic Field | Water-cooled magnet, 1 T@air gap 18 mm at room temperature; 0.75 T@air gap 28 mm at low temperature |
| Vertical Magnetic Field | Water-cooled magnet, 1.6 T@air gap 10.5 mm at room temperature; 1 T@air gap 24 mm at low temperature |
| Magnetic Field Resolution | PID closed-loop feedback regulation, resolution 0.05 mT |
| Variable Temperature Range | 4.2 K - 420 K |
| Temperature Stability | ±50 mK |
| Electrical Source Meter | SR830, Keithley 6221, Keithley 2182 A |
| Testing Functions | Under ambient and low temperature conditions, it can perform magnetic domain dynamic observation, laser quantitative micro-region hysteresis loop scanning, electrical transport testing, and second harmonic testing. |
| Expansion | Can be expanded with coupled pump light, Raman, and other light sources. |
