Optomechanical Cooling of a Macroscopic Oscillator by Homodyne Feedback 论文
1998Physical Review Letters引用 338
Mechanical and Optical ResonatorsAdvanced Thermodynamics and Statistical MechanicsQuantum Information and Cryptography
摘要
We propose a simple optomechanical model in which a mechanical oscillator quadrature could be ``cooled'' well below its equilibrium temperature by applying a suitable feedback to drive the orthogonal quadrature by means of the homodyne current of the radiation field used to probe its position.