TLS Online TPP Program

#Id: 8064

#Unit 13. Methods in Biology

Circular dichroism (CD) spectroscopy technique is used to measures the absorption difference between left and right circularly polarized light

TLS Online TPP Program

#Id: 8065

#Unit 13. Methods in Biology

TLS Online TPP Program

#Id: 8066

#Unit 13. Methods in Biology

Optically active chiral molecules will preferentially absorb one direction of the circularly polarized light. 

TLS Online TPP Program

#Id: 8067

#Unit 13. Methods in Biology

If an optically active molecule has a positive CD, then its enantiomer will have a negative CD of exactly the same magnitude.

TLS Online TPP Program

#Id: 8068

#Unit 13. Methods in Biology

TLS Online TPP Program

#Id: 8069

#Unit 13. Methods in Biology

A photoelastic modulator (PEM) is then used to convert the linearly polarized light into circularly polarized light.