MgB2 can be cooled by liquid hydrogen or liquid neon or by fairly cheap, closed-cycle refrigerators that can readily reach below20 K.

 
  • 硼化鎂可以藉由液態(tài)氫、態(tài)氖或是相當便宜的封閉循環(huán)式冷凍機,輕易降溫至20K以下。
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