略語大辞典 [Phys] 18 SHAD second harmonic detection 二次高調波検出(方式). 超伝導量子干渉素子(SQUID)の雑音低減化法.second harmonic detection; a technique for reducing noise in SQUID(superconducting quantum interference device) signal; ref. APF(additive positive feedback), DOIT(direct offset integration technique); [Phys:E:B 丸善「略語大辞典」JLogosID : 11859432