![SHG Spectrometer](https://d27wgn5g4t3wja.cloudfront.net/img/1fb72a29-b90a-27cc-ef9c-87a37c1a160e/266962.png)
SHG Spectrometer
Second harmonic generation (SHG) is an effective technique for surface probing. By SHG, monolayer adsorbtion can be detected. With different input/output beam polarizations SHG can yield information on the average orientation of molecular adsorbates.