Thursday, September 10, 2009

High Vacuum Pumps

                                                High-Vacuum Pumps

Four types of high-vacuum pumps are in general use:

Diffusion, Turbomolecular, Cryosorption, and Sputter-ion.

Each of these classes has advantages, and also some problems, and it is vital to consider both sides for a particular application. Any of these pumps can be used for ultimate pressures in the ultrahigh vacuum region and to maintain a working chamber that is substantially free from organic contamination. The choice of system rests primarily on the ease and reliability of operation in a particular environment, and inevitably on the capital and running costs.

we wil discuss all High Vacuum Pumps in detail.

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