Hall Effect and Electrical Transport Measurement System (ET-9000 Series)

1. Product Overview

The Cryomagtech ET-9000 Series Hall Effect and Electrical Transport Measurement System is a fully automated platform designed for precise characterization of electrical transport properties such as Hall effect, magnetoresistance, variable temperature resistance, and I-V characteristics.

Engineered for academic and industrial research, this system integrates advanced magnetic field control, ultra-stable temperature environments, and automated data acquisition software.

With over a decade of development experience, the ET-9000 Series ensures high measurement accuracy, wide resistance range, and excellent operational stability — ideal for materials research and semiconductor characterization.

2. Key Features

• Supports Hall effect, R-H, R-T, and I-V characteristic measurements.
• Parameters obtained: sheet resistance, resistivity, Hall coefficient, Hall mobility, carrier concentration, and conductivity type.
• Automatic measurement and computation through software – complete Hall data in under 3 minutes.
• 24-hour magnetic field stability < ±0.5 G; smooth zero-crossing field control.
• Built-in Gaussmeter for magnetic field precision within 0.1 G @ 1 kG range.
• Modular design allows simultaneous testing of up to four samples.
• Measurement range: 100 nΩ – 100 GΩ (with low-resistance and high-resistance options).
• Compliance with ASTM-F76 standard for Hall coefficient and mobility testing.
• Optional temperature environments from 1.6 K – 1000 K using cryogenic or high-temperature modules.
• User-friendly interface with full software automation and data visualization.

Hall effect measurement sample graph – Tsinghua thermoelectric material

Magnetoresistance measurement sample graph – USTB GMR material

3. Technical Specifications

①. Standard System (ET-9003 / ET-9005 / ET-9007)

②. High-Resistance System (ET-9103-HS / ET-9105-HS / ET-9107-HS)

③. High-Sensitivity System (ET-9003-HS / ET-9005-HS / ET-9007-HS)

Measurement Accuracy:

Assuming a 100 nm sample thickness, 10 000 G field, and correction factor = 1:

• Resistance measurement accuracy: ± 2 %
• Resistivity, Hall coefficient, carrier concentration, and mobility: ± 5 %

4. Testable Samples & Applications

• Semiconductor thin films and bulk materials
• Thermoelectric and spintronic materials
• High-temperature superconductors
• Two-dimensional materials (e.g., graphene, TMDs)
• Metal, oxide, and alloy systems
• R&D labs requiring precise Hall and magnetoresistance analysis

5. System Configuration

• Magnet Type: Electromagnet or cryogen-free superconducting magnet (5 T – 18 T)
• Temperature Range: 1.6 K – 1000 K (selectable options)
• Magnetic Field Control: Built-in Gaussmeter, bipolar operation, < 0.1 G precision
• Measurement Instruments: Keithley precision source meters and nanovoltmeters
• Sample Holder: Quick-connect card with optional four-probe design
• Software: Fully automated control and real-time data processing interface

6. Optional Accessories

• Liquid-helium-free superconducting magnet platform (Cryogenic CFMS series)
• Liquid nitrogen cartridge / thermostat
• Closed-cycle cryostat
• High-temperature furnace (up to 1000 K)
• Optical module with integrated light path and shielding box
• Rotation stage, vacuum pump, and water-cooling unit

7. Software Functions

• Automatic data acquisition and calculation of Hall parameters
• Real-time plotting of R-H, R-T, and I-V curves
• Vector data visualization for advanced analysis
• Export of results in CSV or image formats
• Auto-alignment and self-calibration tools

8. Why Choose Cryomagtech

• 20+ years of expertise in cryogenic and magnetic measurement technology.
• Trusted by global research institutes and universities.
• Complete integration of magnet, temperature, and transport modules.
• Excellent after-sales support and customized system design.
• Continuous innovation and precision manufacturing standards.

9. Contact & Inquiry

Cryomagtech – Precision Magnetic & Cryogenic Instruments
🌐 Website: www.cryomagtech.com

📧 Email: edaystore@outlook.com