Mass spectrometry timeline: Difference between revisions

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:'''1886'''
:'''1886'''
::Eugen Goldstein observes [[cathode ray]]s.
::Eugen Goldstein [http://en.wikipedia.org/wiki/Eugen_Goldstein] observes canal rays.
 
:'''1898'''
::Wilhelm Wien [http://nobelprize.org/physics/laureates/1911/wien-bio.html] demonstrates that canal rays can be deflected using strong electric and magnetic fields.


== 20th Century ==
== 20th Century ==


:'''1922'''
:'''1922'''

Revision as of 12:49, 25 April 2006

19th Century

1886
Eugen Goldstein [1] observes canal rays.
1898
Wilhelm Wien [2] demonstrates that canal rays can be deflected using strong electric and magnetic fields.

20th Century

1922
Francis Aston [3] is awarded the Nobel Prize in chemistry "for his discovery, by means of his mass spectrograph, of isotopes, in a large number of non-radioactive elements, and for his enunciation of the whole-number rule."

21st Century

2002
John Fenn [4] and Koichi Tanaka [5] are awarded one-quarter of the Nobel Prize in chemistry each "for the development of soft desorption ionisation methods ... for mass spectrometric analyses of biological macromolecules."

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