Frequency renormalization and its effects in nonlinear phononics with Q R Q 2 IR -type coupling

Key Points

• This research aims to explore the impact of frequency renormalization on nonlinear phononics and understand amplitude saturation effects.
• Applied frequency renormalization technique to study nonlinear interactions in phononic systems.
• Investigated effects of strong pump fields on phononic amplitude saturation.
• Frequency renormalization significantly affects nonlinear phononics behavior.
• Amplification under strong pump fields demonstrated alteration in amplitude saturation.

Abstract