e. august friedrich ruska
noun
Ernst (Au·gust Frie·drich) 
[ernst ou-goo
st free-drikh] , 1906–88, German physicist and electrical engineer: developed electron microscope; Nobel prize 1986.
[ernst ou-goost free-drikh] , 1906–88, German physicist and electrical engineer: developed electron microscope; Nobel prize 1986.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To e. august friedrich ruska
American Heritage
Science Dictionary
| Ruska (rŭs'kə) Pronunciation Key
German electrical engineer who in 1931 developed the world's first electron microscope, which he continued to improve in subsequent work. For this work he shared with German physicist gerd Binnig and Swiss physicist Heinrich Rohrer the 1986 Nobel Prize for physics. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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00:10
E. august friedrich ruska
is always a great word to know.
So is callithumpian. Does it mean:
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
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