Geiger Hans Wilhelm
Gei·ger(gī′gər), Hans Wilhelm 1882-1945.
German physicist who was a pioneer in nuclear physics. He invented numerous instruments and techniques used to detect charged particles, including the Geiger counter (1908).
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.