Cryogenic Systems
Closed-cycle and liquid nitrogen cryostats, 4K systems and ultra-low temperature solutions for research and industrial applications.
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Cryogenic Systems Products
MAGTRANS provides cryogenic systems for low-temperature research and industrial use. Our range includes closed-cycle and liquid nitrogen cryostats, 4K systems and ultra-low temperature solutions.
Commonly deployed in aerospace, manufacturing and energy sector projects.
Cryogenic Systems Fundamentals
Cryogenic systems enable precise temperature control for advanced material characterization. By lowering the thermal energy of a sample, researchers can observe quantum mechanical effects, superconductivity, and intrinsic magnetic properties that are otherwise masked by thermal noise at room temperature.
Closed-Cycle vs. Consumable Cryostats
Our portfolio focuses heavily on Closed-Cycle Cryostats. These systems utilize a Gifford-McMahon (GM) cryocooler operating on a closed helium gas circuit. This architecture eliminates the need for expensive, continuously consumed liquid cryogens (like Liquid Helium), providing an economical and autonomous cooling solution down to 4K.
Measurement Integration
Cryostats do not operate in isolation. They are designed for integration with complex testing instrumentation:
- Optical Measurements: Equipped with UHV-compatible optical windows (e.g., Quartz, Sapphire) for spectroscopy.
- Magnetic Measurements: Narrow-tail geometries allow the sample space to fit between the poles of an electromagnet in VSM systems.
- Electrical Measurements: Multi-pin feedthroughs enable precise resistivity and Hall effect probing.
Frequently Asked Questions
What is a Cryostat?
A cryostat is a specialized device used to maintain very low cryogenic temperatures. It provides a vacuum-insulated thermal environment where samples can be tested for their optical, magnetic, or electrical properties at extremely low temperatures.
What is the difference between closed-cycle and liquid nitrogen cryostats?
Liquid nitrogen cryostats use consumable liquid cryogens (like LN2) to achieve cooling, requiring regular refills. Closed-cycle cryostats utilize a mechanical cryocooler (such as a Gifford-McMahon cooler) and a compressor in a closed loop, meaning they require no liquid helium or liquid nitrogen to operate.
Can your cryogenic systems be integrated with electromagnets?
Yes, our cryostats are designed with specific geometry and optical windows to be seamlessly integrated into Vibrating Sample Magnetometers (VSM) and Hall Effect Measurement Systems for temperature-dependent magnetic characterization.