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Material Science & Nanotechnology
Seeback Coefficient & Electric Resistivity Unit
LZT-Meter - Seebeck Coefficient & Electric Resistivity Unit
The first commercial instrument worldwide to measure the Figure of Merit in only one measurement (combining LSR and LFA).
Brand: LINSEIS
Available
Free delivery within Singapore only
Specifications
- Only one integrated device is necessary for a complete ZT characterization
- Cost effective and space efficient
- High-ohm option and variably positionable thermocouples allow reliably resistivity measurements, even for the most demanding samples
- Interchangeable furnaces enable measurements in the temperature range from -100°C to 1100°C
- Direct ZT measurement on legs (Harman method) and modules (impedance spectroscopy)
- Thermal Conductivity Measurement by LaserFlash Method
- High-speed infrared furnace available, for excellent temperature control during measurement as well as higher sample throughput
- Wide range of thermocouples available (temperature range, shrouded, freestanding)
- Camera option for high-precision resistivity measurements
| MODEL | LSR-3 PART |
|---|---|
| Temperature range: | -100°C up to 500°C RT up to 1100°C |
| Measurement principle: | Seebeck-Coeffizient: Static-DC method / Slope-method Resistance measurement: Four-Terminal method |
| Atmospheres: | inert, red., oxid., vac. |
| Sample holder: | Vertical positioning between two electrodes Optional adapter for foils and thin films |
| Sample size (cylindrical oder rectangular): | 2 to 5 mm rectangular and max. 23 mm long up to 6 mm in diameter and max. 23 mm long |
| Sample size round (disc shape): | 10, 12.7, 25.4 mm |
| Probe distance: | 4, 6, 8 mm |
| Water cooling: | required |
| Measurement range Seebeck-Coefficient: | 1 up to 2500 µV/K Accuracy ±7% / Reproducibility ±3% |
| Measurement range Conductivity: | 0,01 up to 2*105 S/cm Accuracy ±5-8*% / Reproducibility ±3% |
| Current source: | Low drift current source from 0 to 160 mA |
| Electrode material: | Nickel (-100 up to 500°C) / Platinum (-100 up to +1500°C) |
| Thermocouples: | Type K/S/C |
* 5% for LSR incl. Camera-Option
| Thermal Conductivity | |
| Puls source: | Nd:YAG Laser (25 Joule) |
| Puls duration: | 0,01 up to 5ms |
| Detektor: | InSb / MCT |
| Thermal Diffusivity | |
| Measurement range: | 0,01 up to 1000mm2/s |
| Addon | LSR-4 Upgrade |
| DC Harman-method: | Direct ZT-measurement on thermoelectric legs |
| AC Impedance-Spectroscopy: | Direct ZT-measurement on thermoelectric modules (TEG/Peltier-module) |
| Temperature range: | -100 up to +400°C RT bis +400°C |
| Sample holder: | Needle contacts for adiabatic measurement conditions |
| Sample size: | 2 to 5 mm rectangular and max. 23 mm long up to 6 mm in diameter and max. 23 mm long Modules up to 50mm x 50mm |
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