Cavity Optomechanics

Under construction

System 1: Cantilever-disk cavity optomechanical sensors for on-chip AFM

 Design and simulation

canti disk 2

 

Device fabrication

canti disk 3

 

Testing results

canti disk 4

 

 

 

System 2: Electromagnetically induced transparency and wavelength conversion via cavity optomechanics

Design: 10 um Si3N4 disk with 200 nm pedestal

disk 1

 

 

Experimental results

disk 3

 

 

Wavelength conversion

  • phonons as the medium to convert photon energy from one frequency to another
  • low optical power (< 100 uW) continuous wave laser was used (no high power, no short laser pulse needed)

disk 4