Seebeck Coefficient / Electric Resistance Measurement System ZEM-5 series
Thermoelectric Evaluation SystemThermal Property Measurement System
A series corresponding to special specifications for the properties of various thermoelectric materials and thin films
A higher level evaluation for various kinds of materials has been required along with the development of thermoelectric materials. This system “Seebeck Coefficient / Electric Resistance Measuring System ZEM-5 series” is specialized in the features of various kinds of materials such as high temperature, high resistance and thin film, etc. and a performance evaluation system to correspond to various kinds of needs.
Applications
• Evaluate the thermoelectric properties of a wide variety of materials including semiconductors, ceramics, and metals
Features
• A series corresponding to special specifications for the characteristics of various thermoelectric materials and thin films
• A type C thermocouple is used for the temperature detection sensor, making this system optimal for evaluating Si-based thermoelectric materials (SiGe, MgSi, others) (model HT)
• V/I plot that self-diagnoses the ohmic contact is standard
• Measurement of high temperature up to 1200°C (model HT)
• Measurement of high resistance of maximum 10 MΩ (model HR)
• Measurement of materials formed as a film on substrates (model TF)
• Measurement of low temperature from -150°C to 200°C (model LT)
A patent and a standard
Thermoelectric power JIS R 1650-1
Resistivity JIS R 1650-2
Specifications
Type | ZEM-5HT | ZEM-5HR | ZEM-5LT | ZEM-5TF |
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Features | High temperature | High resistance | Low and middle temperature | Thin film |
Temperature Range | 100℃~1200℃ | 100℃~800℃ | -150℃~200℃ | 50℃~500℃ |
Measurement Atomosphere |
Low-pressure He gas | |||
Sample Size | 2 to 4 mm square or φ2 to 4 mm x 3 to 15 mm length | Deposited substrate: 2 to 4 mm width x 0.4 to 1.2 mm thickness mm x 20 mm length Thin film thickness: nm scale or thicker * An insulation layer is required between the sample film and the substrate |
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Thermocouple | C | R | K | R |
Measurement Properties |
Seebeck coefficient: ±7% Electric resistivity: ±7% (less than 5mm long sample is not eligible.) |
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Optional | Cooling water circulator Customizations for special uses can also be available |
Seebeck coefficient calculation method
Seebeck coefficient measurement shall be done by changing 3 temperature gradients and dividing dark electromotive force. |
Setting and measurement screen
Temperature setting screen
V/I plot screen