Electron microscopy
Vacuum Range/Efficiency & Pump Combination
- Practical Electron Microscopy and Database -
- An Online Book -
Microanalysis | EM Book                                                                                   http://www.globalsino.com/EM/        

This book (Practical Electron Microscopy and Database) is a reference for TEM and SEM students, operators, engineers, technicians, managers, and researchers.


A single-stage rotary pump has only one rotor and can reach a vacuum of ~10−3 Torr, while a two-stage pump with two rotors in series can reach ~10−4 Torr.



The book author (Yougui Liao) welcomes your comments, suggestions, and corrections, please click here for submission. If you let book author know once you have cited this book, the brief information of your publication will appear on the “Times Cited” page.