作者: D. Rugar , P. Grütter
DOI: 10.1103/PHYSREVLETT.67.699
关键词: Cantilever 、 Optics 、 Signal-to-noise ratio 、 Parametric oscillator 、 Noise (electronics) 、 Amplifier 、 Acoustics 、 Vibration 、 Preamplifier 、 Squeezed coherent state 、 Physics
摘要: … by Louisell [12] for electrical parametric amplifiers, we introduce the tran sformations … This is the threshold for parametric osci11ation, a condition that is easily achieved in our experi…