Britannica
Sources used in this answer
How many xenon atoms were used in Donald Eiglerās IBM demonstration?
Created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
scanning tunneling microscope
How atoms can be seen.
In 1990, Donald Eigler demonstrated the precision of the scanning tunneling microscope by using it to move 35 xenon atoms into place on a nickel surface to spell out the IBM logo.1