| 单词 | dimple crystal |
| 释义 | dimple crystal [`dim·pǝl ´krist·ǝl] CRYOGENICS A periodic pattern of hexagons that forms on a liquid helium surface when electrons, forming an electric charge sheet, are trapped at the surface, and an intense electric field is applied; the hexagons are typically about 2 millimeters across and the interiors of the hexagons are depressions about 10 micrometers deep. |
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