File:NISTvoltChip.jpg
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Original file (1,421 × 878 pixels, file size: 207 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 11:22, 31 March 2017 | 1,421 × 878 (207 KB) | Materialscientist | contrast | |
06:20, 16 July 2009 | 1,421 × 878 (86 KB) | RNLion | Higher-resolution view from same NIST source paper to show greater detail. | ||
13:10, 11 September 2005 | 472 × 293 (123 KB) | ArnoldReinhold | Superconduction chip used by w:NIST to define the w:volt. The chip contains an array of 3020 w:Josephson junctions and operates at liquid w:Helium temperatures. Microwave energy is fed to the junctions through the finguide on the left. Fr |
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