The measured tuning rang is 12nm, FWHM (full-width-at-half-maximum) of the transmissi on peak is 9nm,and heating efficiency is 0.1K/mW.

• 该原型器件调谐范围为 1 2nm ；透射峰的FWHM (峰值半高宽 )为 9nm ；加热效率约为 0 1K/mW .