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| Brand | Ayao Instruments |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | HET |
| Pricing | Upon Request |
| Instrument Type | Variable-Temperature Hall Effect Tester |
| Measurement Principle | Van der Pauw Method |
| Sample Form | Thin Films & 2D Layers |
| Compatible Materials | Si, ZnO, SiGe, SiC, GaAs, InGaAs, InP, GaN (n-type & p-type) |
| Temperature Range | Cryogenic to 500 K (configurable with optional cryostat or furnace) |
| Magnetic Field Range | ±1.5 T (standard electromagnet), up to ±9 T (with superconducting magnet option) |
| Current Source Accuracy | ±0.05% of reading |
| Voltage Measurement Resolution | 100 nV |
| Data Acquisition Rate | Up to 100 samples/sec per channel |
| Software Compliance | Supports ASTM F76, ISO/IEC 17025 traceability logs, GLP-compliant audit trail (optional) |
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