किपा:NISTvoltChip.jpg
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Date/Time | Thumbnail | Dimensions | छ्य्लामि | Comment | |
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current | ११:२२, ३१ मार्च २०१७ | १,४२१ × ८७८ (२०७ KB) | Materialscientist | contrast | |
०६:२०, १६ जुलाई २००९ | १,४२१ × ८७८ (८६ KB) | RNLion | Higher-resolution view from same NIST source paper to show greater detail. | ||
१३:१०, ११ सेप्टेम्बर २००५ | ४७२ × २९३ (१२३ 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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