Historical photographs of the Radiation Lab at Berkeley from 1935 to the 1960s at the National Archives. Some examples: 60-inch cyclotron (1939) 184-inch cyclotron (1946) E. O. Lawrence at the 184-inch cyclotron controls (1948)
Tag Archives: history
Norris Bradbury
Norris Bradbury was a professor of physics at Stanford University who did research on ion mobility and atmospheric ion physics. He worked on the Manhattan Project and was Director of the Los Alamos National Laboratory from 1945 to 1970.
ASMS Indianapolis 2007 Pin
Alpha and Beta Calutrons
Contemporary photographs of alpha and beta Calutrons at Oak Ridge.
A Conversation with Fred W. McLafferty
The Oral History Project of the Department of Chemistry and Chemical Biology at Cornell University has a 90 minute streaming video interview of mass spectrometry pioneer Fred McLafferty (Apple Quicktime required).
Rays of Positive Electricity and Their Application to Chemical Analyses
Google Books has a digitized and searchable versions of J. J. Thomson’s Rays of Positive Electricity and Their Application to Chemical Analyses both the 1913 Edition as well as the 1921 Edition. There are also downloadable PDFs of the books.
Nier’s Mass Spectrograph
Several photos of the 1940 Nier Mass Spectrograph are online at the National Museum of American History. Alfred Nier built this instrument to separate 235U from 238U and test the prediction that the former undergoes fission (via).
Calutron Operator’s Story
The Calutron operator in the right foreground of the famous photograph tells her story.