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Superconductors
Essay specific features
Written by:
Raul C
Date added:
November 22, 2014
Level:
University
Grade:
A
No of pages / words:
4 / 871
Was viewed:
1824 times
Rating of current essay:
Essay content:
In 1911, Dutch physicist Heike Kamerlingh Onnes first discovered superconductivity when he cooled mercury to 4 degrees K (-452.47? F / -269.15? C). At this temperature, mercury's resistance to electricity seemed to disappear. Hence, it was necessary for Onnes to come within 4 degrees of the coldest temperature that is theoretically attainable to witness the phenomenon of superconductivity...
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At this temperature, mercury's resistance to electricity seemed to disappear. Hence, it was necessary for Onnes to come within 4 degrees of the coldest temperature that is theoretically attainable to witness the phenomenon of superconductivity. Later, in 1933 Walter Meissner and Robert Ochsenfeld discovered that a superconducting material will repel a magnetic field...
displayed 300 characters
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