Pfeiffer Vacuum

Tips and tricks from the experts


Measures to reduce pump-down times in high vacuum

For rapidly reaching the final vacuum in a vacuum chamber, the material and the surface texture a...

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Leak detection – principles, use, methods

Global warming, climate change, the greenhouse effect - our modern industrialized lifestyle has a...

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Virtual leaks: formation, detection, and avoidance

A virtual leak is an apparent, unreal leak caused by the slow release of sorbed or occluded gases...

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Impact of backing pumps on the vacuum system

In many applications, the maximum end pressure of a vacuum system is mainly traced back to the pa...

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The expression „water tightness“ leaves room for interpretation

The expression “watertight“ has established itself as a description for the features of parts and...

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Compression ratio of turbopumps Definition, calculation, and use of data

A compression ratio is generally the ratio of discharge pressure to intake pressure of a pump. Fo...

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