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Friday, 17 November 2006 01:00 |
A Curie (Ci) is a standard measurement for radioactivity, specifically the rate of Decay for a gram of radium - 37 billion decays per second. A unit of radioactivity equal to 3.7 x 10
10 disintegrations per second. Other /More definition: A curie (Ci) is a unit quantity of any radioactive nuclide in which there are 37 billion atomic transformations (disintegrations) in one second. A measure of radioactivity based on the observed decay rate of approximately one gram of radium. The Curie was named in honor of Pierre and Marie Curie, pioneers in the study of radiation. Flickr PhotosThese pictures about "Curie" have been delivered by flickr on a random basis. We have no influence on it. All rights belong to their respective owners. |  Nobelprijswinnaar Marie Curie / Nobel price winner Marie Curieby Nationaal ArchiefSpaarnestad Photo, SFA002003458
Nobelprijswinnaars. De Pools-Franse natuur- en scheikundige Marie Curie (1867-1934) in haar laboratorium. Ontving in 1903 samen met haar echtgenoot de Nobelprijs voor Natuurkunde en in 1911 in haar eentje de Nobelprijs voor Scheikunde. Frankrijk, datum onbekend.
Marie Curie, winner of two Nobel prices (physics 1903 and science 1911) in her laboratory. France, date unknown. | |  O. Barlow Willmarth (LOC)by The Library of CongressBain News Service,, publisher.
O. Barlow Willmarth
[between ca. 1910 and ca. 1915]
1 negative : glass ; 5 x 7 in. or smaller.
Notes:
Title from unverified data provided by the Bain News Service on the negatives or caption cards.
Forms part of: George Grantham Bain Collection (Library of Congress).
Format: Glass negatives.
Rights Info: No known restrictions on publication.
Repository: Library of Congress, Prints and Photographs Division, Washington, D.C. 205 . . . |  Mme. Curie and 4 students (LOC)by The Library of CongressBain News Service,, publisher.
Mme. Curie and 4 students
[between ca. 1910 and ca. 1915]
1 negative : glass ; 5 x 7 in. or smaller.
Notes:
Title from unverified data provided by the Bain News Service on the negatives or caption cards.
Forms part of: George Grantham Bain Collection (Library of Congress).
Format: Glass negatives.
Rights Info: No known restrictions on publication.
Repository: Library of Congress, Prints and Photographs Division, Washington, D. . . . |
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