Low-Leakage 4K System: 2-Inch Compatibility, 0-67GHz & ±1.20mK Stability

Product Description:

The PS-Cryo 4K cryogenic probe station is a state-of-the-art multi-probe (4-8 arms) cryogenic optoelectronic and microwave probe station designed to meet the demanding needs of advanced research and development in low-temperature environments. Engineered for precision and versatility, this probe station offers unparalleled performance for testing and characterizing devices at cryogenic temperatures as low as 4 Kelvin, making it an essential tool for scientists and engineers working in quantum computing, superconductivity, semiconductor research, and other cutting-edge fields.

One of the standout features of the PS-Cryo 4K cryogenic probe station is its flexible configuration that supports a standard setup of 4 probe arms, with the capacity to expand up to 8 arms. This multi-probe capability allows simultaneous probing of multiple device terminals, significantly enhancing testing efficiency and enabling complex measurements that require multiple contact points. The ability to accommodate up to eight probes makes the PS-Cryo 4K cryogenic probe station highly adaptable to a variety of experimental setups, catering to both simple and sophisticated device architectures.

The probe station is equipped with an advanced sample stage that ensures exceptional stability during measurements. With sample stage vibration kept below 1 μm peak-to-peak, the PS-Cryo 4K cryogenic probe station guarantees minimal mechanical disturbance, which is critical for maintaining accuracy and repeatability in sensitive cryogenic measurements. This low vibration environment is crucial for experiments where even the slightest movement can impact data quality, such as in nanoscale device characterization and microwave signal analysis.

In addition to its mechanical precision, the PS-Cryo 4K cryogenic probe station excels in high-frequency microwave testing capabilities. It supports microwave probes covering a broad frequency range from 0 to 40 GHz using K-type connectors, and extends up to 67 GHz with 1.85 mm connectors. This extensive frequency range makes it well-suited for advanced microwave device characterization, including components used in communication systems, radar, and other high-frequency applications. The integration of high-quality connectors ensures reliable signal integrity and minimal loss, which are essential for obtaining accurate microwave measurement results at cryogenic temperatures.

Another key aspect of the PS-Cryo 4K cryogenic probe station is its versatile sample holder options, which include ground, coaxial, and triaxial configurations. These sample holder types are designed to accommodate a wide variety of device architectures and measurement requirements, offering users the flexibility to optimize their setups for specific experimental needs. Whether the application demands precise grounding, shielding, or complex electrical isolation, the PS-Cryo 4K cryogenic probe station provides the necessary configurations to support high-quality, noise-free measurements.

The needing range of the PS-Cryo 4K cryogenic probe station is thoughtfully engineered to meet the rigorous demands of cryogenic testing environments. This range ensures that the probe station can effectively cover various sample sizes and probe positions, delivering comprehensive access to device contact points without compromising thermal stability or mechanical precision. The combination of a well-designed needing range with low vibration and multi-probe capabilities makes this probe station an indispensable instrument for researchers requiring meticulous control over their cryogenic measurement processes.

In summary, the PS-Cryo 4K cryogenic probe station stands out as a premier multi-probe (4-8 arms) cryogenic optoelectronic and microwave probe station, offering high precision, flexibility, and advanced microwave testing capabilities in a low-vibration, stable cryogenic environment. Its robust design, wide frequency support, and versatile sample holder options make it ideal for a wide range of scientific and industrial applications, empowering researchers to push the boundaries of technology and innovation at cryogenic temperatures.

Features:

• GM refrigeration closed-loop cryogenic testing system
• Multi-probe (4-8 arms) cryogenic optoelectronic/microwave probe station
• Standard 4 probe arms, up to 8 supported
• Low-vibration high-vacuum cryogenic probe station
• Electrical leakage current <100fA @ 1V
• Sample stage vibration <1 μm (peak-to-peak)
• Microwave probe frequency range: 0-40 GHz with K-type connector
• Microwave probe frequency range: 0-67 GHz with 1.85 mm connector
• Thermal anchor with probe holder and sample stage temperature difference <10 K

Technical Parameters:

This 0-67GHz microwave-compatible 4K cryogenic probe station features a GM refrigeration closed-loop cryogenic testing system and offers low-leakage current (<100fA@1V) performance, making it an ideal solution for precise and reliable cryogenic measurements.

Applications:

The Truth Instruments PS-Cryo, a 0-67GHz microwave-compatible 4K cryogenic probe station, is specifically designed for advanced cryogenic electrical characterization (I-V/C-V) applications. Originating from China, this state-of-the-art probe station offers exceptional temperature stability of ±<1.20 MK within the range of 4 K to 420 K, ensuring highly accurate and reliable measurements under extreme low-temperature conditions. Its versatility is enhanced by the availability of a standard 4 probe arms configuration, with an option to support up to 8 probe arms, making it suitable for complex multi-terminal device testing.

This cryogenic probe station is ideal for research institutions and semiconductor companies focusing on the development and testing of quantum devices, superconductors, and other cryogenic electronic components. Its low-leakage current capability (<100fA@1V) allows for precise electrical characterization, minimizing measurement noise and enhancing data integrity. The PS-Cryo’s sample holder options, including ground, coaxial, and triaxial types, provide adaptability to various experimental setups, catering to different device architectures and testing requirements.

The built-in optical microscope with a continuous zoom range from 0.75* to 3.75* facilitates detailed visual inspection and accurate probe positioning, which is crucial for delicate sample handling at cryogenic temperatures. Additionally, the station operates under a low-temperature vacuum environment (<1.2E-3Pa), reducing thermal noise and preventing contamination, thereby maintaining sample integrity during measurements.

The PS-Cryo is particularly suited for occasions such as low-temperature device characterization in cleanroom environments, failure analysis in semiconductor manufacturing, and research scenarios involving microwave-frequency device testing. Its compatibility with a wide frequency range up to 67 GHz makes it indispensable for microwave and RF device development under cryogenic conditions. Furthermore, the station’s robust design and precise control enable long-term experiments requiring stable thermal and vacuum conditions.

In summary, the Truth Instruments PS-Cryo cryogenic probe station is a highly specialized tool engineered for sophisticated cryogenic electrical testing scenarios. It supports a broad spectrum of applications from fundamental physics research to practical device engineering, ensuring high fidelity measurements with unmatched temperature stability, low leakage current, and adaptable probing configurations.