略語大辞典 [Opt] 31 QPM quasi phase matching (非線型光学過程での)準位相整合. 準位相整合(第二高調波発生). GaAlAsダイオード レーザーの第二高調波発生でQPM導波路を使う.quasi phase matching; or quasi phase matched (second harmonic generation); a condition for nonlinear optic interactions; e.g. an optical SHG(second harmonic generation) in nonlinear 丸善「略語大辞典」JLogosID : 11857253