Article
Article
Secondary emission
Article By:
Sommer, Alfred H. Thermo Electron Corporation, Waltham, Massachusetts.
Last reviewed:June 2020
DOI:https://doi.org/10.1036/1097-8542.611600
The emission of electrons from the surface of a solid into vacuum caused by bombardment with charged particles, in particular, with electrons. The mechanism of secondary emission under ion bombardment is quite different from that under electron bombardment; the discussion here is limited to the latter case because it is in this sense that the term secondary emission is generally used.
The content above is only an excerpt.
About AccessScience
AccessScience provides the most accurate and trustworthy scientific information available.
Recognized as an award-winning gateway to scientific knowledge, AccessScience is an amazing online resource that contains high-quality reference material written specifically for students. Contributors include more than 10,000 highly qualified scientists and 46 Nobel Prize winners.
MORE THAN 8700 articles covering all major scientific disciplines and encompassing the McGraw-Hill Encyclopedia of Science & Technology and McGraw-Hill Yearbook of Science & Technology
115,000-PLUS definitions from the McGraw-Hill Dictionary of Scientific and Technical Terms
3000 biographies of notable scientific figures
MORE THAN 19,000 downloadable images and animations illustrating key topics
ENGAGING VIDEOS highlighting the life and work of award-winning scientists
SUGGESTIONS FOR FURTHER STUDY and additional readings to guide students to deeper understanding and research
LINKS TO CITABLE LITERATURE help students expand their knowledge using primary sources of information
