Tieftemperaturversteller 4K / Miniature translation stages for ultra low temperatures ML 17

Tieftemperaturversteller ML17 - Piezoträgheitsantrieb mit 5 mm Verstellweg - Schrittweite ca. 200 nm bei 4.2 K - Einsatzbereich bis 4.2 K - Vakuumpräparation optional - xy und xyz Kombinationen möglich - Den mecOnic -Tieftemperaturversteller 4K bzw. ML 17 kennzeichnet auch sein kompaktes Design. Die erreichte Position wird stromlos gehalten.

The ML17 - 5mm travel piezo driven step motor with low hysteresis holds reached position without current for use at ultra low temperature step witdh about 200nm position accuracy better than 1um velocity up to 1.0mm/s xy or xyz combination possible.
Miniature translation stages for ultra low temperatures, such as cryogenic or ultra-cold environments, have specific design considerations to ensure their performance and reliability under extreme temperature conditions. These stages are often used in scientific research, quantum computing, superconductivity, and other applications that require precise positioning at extremely low temperatures. Here are some key features and considerations for miniature translation stages designed for ultra low temperatures:

1. Cryogenic-compatible materials: The materials used in the construction of these stages should be compatible with low temperatures and not become brittle or lose their mechanical properties. Common materials include stainless steel, aluminum, and certain types of polymers that can withstand cryogenic temperatures.
2. Thermal stability: Miniature translation stages for ultra low temperatures should have excellent thermal stability to maintain accurate positioning as the temperature changes. This may involve thermal insulation or active temperature control mechanisms to minimize thermal expansion and contraction effects.
3. Lubrication and sealing: Lubrication and sealing materials should be carefully selected to maintain proper operation and prevent contamination at low temperatures. Some lubricants and seals can become ineffective or freeze at ultra low temperatures, so special cryogenic-compatible options may be required.
4. Low outgassing: To maintain the integrity of the vacuum or low-pressure environment often present at ultra low temperatures, it is important for the miniature translation stages to have low outgassing properties. This ensures minimal contamination and the absence of volatile components that can interfere with experiments or applications.
5. Actuation mechanisms: The actuation mechanisms used in these stages should be capable of operating reliably and accurately at ultra low temperatures. Common options include piezo-driven actuators, voice coil motors, or other specialized motors designed for cryogenic conditions.
6. Position feedback: Position feedback sensors, such as optical encoders or capacitive sensors, should also be able to operate effectively at low temperatures to provide accurate position measurements and closed-loop control.
7. Design considerations: Miniature translation stages for ultra low temperatures should have a compact and lightweight design to minimize thermal mass and thermal gradients. The stages may also incorporate vacuum-compatible connectors and interfaces for integration with other cryogenic systems.

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Tieftemperaturversteller

Miniature translation stages : ultra low temperatures piezo electric inertial drive

Holding reached position : without current

Position accuracy : better than 1

Velocity : up to 1.0 mm/s

Combination : xy or xyz possible