Spektrometr rozpraszania światła Brillouina z rozdzielczością czasową i przestrzenną

Micro and Macro BLS:

  • Detection of spin waves (thermal and excited by microstripe antenna) and phonons
  • Frequency resolution to 1MHz
  • Temporary resolution down to 1ns
  • Contrast: 1:1010 (multi-pass arrangement)
  • Measurements of two-dimensional maps of spin-waves intensity.

Micro BLS:

  • Spatial resolution 250 nm

Macro BLS:

  • Spatial resolution 40 μm
  • Wave vector range 0 – 2.4 105 cm-1

 

Macro BLS setup (time and space resolved option)

 

Micro BLS setup

 

Applied Physics Letters, Vol. 99, No. 1. (2011), 012505